{
  "schema_version": "0.1.0",
  "status": "research_architecture_not_calibrated",
  "title": "Jacob Historical Adaptive — Research Architecture",
  "reviewed": "2026-09-29",
  "calendar": {
    "system": "astronomical_year_numbering",
    "example": "1800 BCE = -1799; 1 BCE = 0; AD 1 = 1",
    "intervals": "start inclusive, end exclusive",
    "simulation_start_year": -1799,
    "simulation_end_year": 2026
  },
  "foundation": [
    "R_2004",
    "R_B"
  ],
  "interpretation": "Research windows filter candidate evidence only. Null rates and activation dates are unknown, never zero. This file must not execute as a calibrated historical simulation.",
  "population_nodes": [
    {
      "region_id": "LEV_S",
      "region_name": "Southern Levant",
      "parent_region_id": null,
      "node_type": "geographic_container",
      "start_year": -1799,
      "end_year": 2027,
      "population_scope": "Total resident persons; nested communities are subsets, not additional totals",
      "population_low": null,
      "population_mid": null,
      "population_high": null,
      "substructure_strength": null,
      "local_mating_strength": null,
      "endogamy_low": null,
      "endogamy_mid": null,
      "endogamy_high": null,
      "generation_interval": null,
      "reproductive_variance": null,
      "evidence_grade": "D",
      "sources": [
        "R_B"
      ],
      "notes": "Highest resolution from initialization: hill country, coastal/lowland networks, Transjordan and relevant community distinctions; never treat a political kingdom as a closed pedigree.",
      "resolution": "highest",
      "status": "proposed_partition"
    },
    {
      "region_id": "LEV_N",
      "region_name": "Northern Levant and Cilicia",
      "parent_region_id": null,
      "node_type": "geographic_container",
      "start_year": -1799,
      "end_year": 2027,
      "population_scope": "Total resident persons; nested communities are subsets, not additional totals",
      "population_low": null,
      "population_mid": null,
      "population_high": null,
      "substructure_strength": null,
      "local_mating_strength": null,
      "endogamy_low": null,
      "endogamy_mid": null,
      "endogamy_high": null,
      "generation_interval": null,
      "reproductive_variance": null,
      "evidence_grade": "D",
      "sources": [
        "R_B"
      ],
      "notes": "Split coastal ports, inland Syrian cities and upper Euphrates corridors when deportation and diaspora edges are introduced.",
      "resolution": "highest",
      "status": "proposed_partition"
    },
    {
      "region_id": "EGY",
      "region_name": "Egypt and Nile corridor",
      "parent_region_id": null,
      "node_type": "geographic_container",
      "start_year": -1799,
      "end_year": 2027,
      "population_scope": "Total resident persons; nested communities are subsets, not additional totals",
      "population_low": null,
      "population_mid": null,
      "population_high": null,
      "substructure_strength": null,
      "local_mating_strength": null,
      "endogamy_low": null,
      "endogamy_mid": null,
      "endogamy_high": null,
      "generation_interval": null,
      "reproductive_variance": null,
      "evidence_grade": "D",
      "sources": [
        "R_B"
      ],
      "notes": "Alexandria/Delta, Nile valley and Nubian connections; separate urban diaspora from host settlements.",
      "resolution": "highest",
      "status": "proposed_partition"
    },
    {
      "region_id": "MES",
      "region_name": "Mesopotamia",
      "parent_region_id": null,
      "node_type": "geographic_container",
      "start_year": -1799,
      "end_year": 2027,
      "population_scope": "Total resident persons; nested communities are subsets, not additional totals",
      "population_low": null,
      "population_mid": null,
      "population_high": null,
      "substructure_strength": null,
      "local_mating_strength": null,
      "endogamy_low": null,
      "endogamy_mid": null,
      "endogamy_high": null,
      "generation_interval": null,
      "reproductive_variance": null,
      "evidence_grade": "D",
      "sources": [
        "R_B"
      ],
      "notes": "Upper/lower Mesopotamia and Jewish diaspora/host strata. Capitals and deportee settlements can be separate port localities.",
      "resolution": "highest",
      "status": "proposed_partition"
    },
    {
      "region_id": "IRC",
      "region_name": "Iranian plateau and Caucasus",
      "parent_region_id": null,
      "node_type": "geographic_container",
      "start_year": -1799,
      "end_year": 2027,
      "population_scope": "Total resident persons; nested communities are subsets, not additional totals",
      "population_low": null,
      "population_mid": null,
      "population_high": null,
      "substructure_strength": null,
      "local_mating_strength": null,
      "endogamy_low": null,
      "endogamy_mid": null,
      "endogamy_high": null,
      "generation_interval": null,
      "reproductive_variance": null,
      "evidence_grade": "D",
      "sources": [
        "R_B"
      ],
      "notes": "Retain distinct nested Iranian and Caucasian corridors from first use; mountain isolates are not mixed with lowland crossroads. Promote to separate top-level regions if route sensitivity requires.",
      "resolution": "medium",
      "status": "proposed_partition"
    },
    {
      "region_id": "AAB",
      "region_name": "Anatolia, Aegean and Balkans",
      "parent_region_id": null,
      "node_type": "geographic_container",
      "start_year": -1799,
      "end_year": 2027,
      "population_scope": "Total resident persons; nested communities are subsets, not additional totals",
      "population_low": null,
      "population_mid": null,
      "population_high": null,
      "substructure_strength": null,
      "local_mating_strength": null,
      "endogamy_low": null,
      "endogamy_mid": null,
      "endogamy_high": null,
      "generation_interval": null,
      "reproductive_variance": null,
      "evidence_grade": "D",
      "sources": [
        "R_B"
      ],
      "notes": "Ports and imperial capitals separate from rural hinterlands; Aegean and continental routes can have different opening histories.",
      "resolution": "medium",
      "status": "proposed_partition"
    },
    {
      "region_id": "ARB",
      "region_name": "Arabia",
      "parent_region_id": null,
      "node_type": "geographic_container",
      "start_year": -1799,
      "end_year": 2027,
      "population_scope": "Total resident persons; nested communities are subsets, not additional totals",
      "population_low": null,
      "population_mid": null,
      "population_high": null,
      "substructure_strength": null,
      "local_mating_strength": null,
      "endogamy_low": null,
      "endogamy_mid": null,
      "endogamy_high": null,
      "generation_interval": null,
      "reproductive_variance": null,
      "evidence_grade": "D",
      "sources": [
        "R_B"
      ],
      "notes": "Northern caravan corridor, western/Red Sea settlements and southern/Gulf ports; separate nomadic, oasis and maritime strata as needed.",
      "resolution": "medium",
      "status": "proposed_partition"
    },
    {
      "region_id": "ITM",
      "region_name": "Italy and central Mediterranean islands",
      "parent_region_id": null,
      "node_type": "geographic_container",
      "start_year": -1799,
      "end_year": 2027,
      "population_scope": "Total resident persons; nested communities are subsets, not additional totals",
      "population_low": null,
      "population_mid": null,
      "population_high": null,
      "substructure_strength": null,
      "local_mating_strength": null,
      "endogamy_low": null,
      "endogamy_mid": null,
      "endogamy_high": null,
      "generation_interval": null,
      "reproductive_variance": null,
      "evidence_grade": "D",
      "sources": [
        "R_B"
      ],
      "notes": "Rome and major ports versus hinterland; later overseas emigrant source populations.",
      "resolution": "medium",
      "status": "proposed_partition"
    },
    {
      "region_id": "MAG",
      "region_name": "Maghreb",
      "parent_region_id": null,
      "node_type": "geographic_container",
      "start_year": -1799,
      "end_year": 2027,
      "population_scope": "Total resident persons; nested communities are subsets, not additional totals",
      "population_low": null,
      "population_mid": null,
      "population_high": null,
      "substructure_strength": null,
      "local_mating_strength": null,
      "endogamy_low": null,
      "endogamy_mid": null,
      "endogamy_high": null,
      "generation_interval": null,
      "reproductive_variance": null,
      "evidence_grade": "D",
      "sources": [
        "R_B"
      ],
      "notes": "Coastal cities, interior and Saharan gateways; no automatic mixing across the desert.",
      "resolution": "medium",
      "status": "proposed_partition"
    },
    {
      "region_id": "IBE",
      "region_name": "Iberia",
      "parent_region_id": null,
      "node_type": "geographic_container",
      "start_year": -1799,
      "end_year": 2027,
      "population_scope": "Total resident persons; nested communities are subsets, not additional totals",
      "population_low": null,
      "population_mid": null,
      "population_high": null,
      "substructure_strength": null,
      "local_mating_strength": null,
      "endogamy_low": null,
      "endogamy_mid": null,
      "endogamy_high": null,
      "generation_interval": null,
      "reproductive_variance": null,
      "evidence_grade": "D",
      "sources": [
        "R_B"
      ],
      "notes": "Religious/community boundaries, conversion and diaspora branches; later Atlantic ports.",
      "resolution": "medium",
      "status": "proposed_partition"
    },
    {
      "region_id": "WNE",
      "region_name": "Western and northern Europe",
      "parent_region_id": null,
      "node_type": "geographic_container",
      "start_year": -1799,
      "end_year": 2027,
      "population_scope": "Total resident persons; nested communities are subsets, not additional totals",
      "population_low": null,
      "population_mid": null,
      "population_high": null,
      "substructure_strength": null,
      "local_mating_strength": null,
      "endogamy_low": null,
      "endogamy_mid": null,
      "endogamy_high": null,
      "generation_interval": null,
      "reproductive_variance": null,
      "evidence_grade": "D",
      "sources": [
        "R_B"
      ],
      "notes": "Initially nested regional towns; refine British Isles, Atlantic seaboard and inland source regions before transoceanic migration.",
      "resolution": "medium",
      "status": "proposed_partition"
    },
    {
      "region_id": "ECE",
      "region_name": "Eastern and central Europe",
      "parent_region_id": null,
      "node_type": "geographic_container",
      "start_year": -1799,
      "end_year": 2027,
      "population_scope": "Total resident persons; nested communities are subsets, not additional totals",
      "population_low": null,
      "population_mid": null,
      "population_high": null,
      "substructure_strength": null,
      "local_mating_strength": null,
      "endogamy_low": null,
      "endogamy_mid": null,
      "endogamy_high": null,
      "generation_interval": null,
      "reproductive_variance": null,
      "evidence_grade": "D",
      "sources": [
        "R_B"
      ],
      "notes": "Jewish settlement zones, host strata, Baltic/Black Sea routes; refine when founder or expulsion history matters.",
      "resolution": "medium",
      "status": "proposed_partition"
    },
    {
      "region_id": "CAS",
      "region_name": "Central Asian oases, steppe and Siberia",
      "parent_region_id": null,
      "node_type": "geographic_container",
      "start_year": -1799,
      "end_year": 2027,
      "population_scope": "Total resident persons; nested communities are subsets, not additional totals",
      "population_low": null,
      "population_mid": null,
      "population_high": null,
      "substructure_strength": null,
      "local_mating_strength": null,
      "endogamy_low": null,
      "endogamy_mid": null,
      "endogamy_high": null,
      "generation_interval": null,
      "reproductive_variance": null,
      "evidence_grade": "D",
      "sources": [
        "R_B"
      ],
      "notes": "Distinct corridor and sparsely connected hinterland classes; split Bering/Arctic before considering an American connection.",
      "resolution": "medium",
      "status": "proposed_partition"
    },
    {
      "region_id": "SAS",
      "region_name": "South Asia",
      "parent_region_id": null,
      "node_type": "geographic_container",
      "start_year": -1799,
      "end_year": 2027,
      "population_scope": "Total resident persons; nested communities are subsets, not additional totals",
      "population_low": null,
      "population_mid": null,
      "population_high": null,
      "substructure_strength": null,
      "local_mating_strength": null,
      "endogamy_low": null,
      "endogamy_mid": null,
      "endogamy_high": null,
      "generation_interval": null,
      "reproductive_variance": null,
      "evidence_grade": "D",
      "sources": [
        "R_B"
      ],
      "notes": "Never a panmictic node: regional town networks plus endogamous social strata. Refine northwest land routes and west/east coastal receiving populations first.",
      "resolution": "medium",
      "status": "proposed_partition"
    },
    {
      "region_id": "EAM",
      "region_name": "East Asian mainland",
      "parent_region_id": null,
      "node_type": "geographic_container",
      "start_year": -1799,
      "end_year": 2027,
      "population_scope": "Total resident persons; nested communities are subsets, not additional totals",
      "population_low": null,
      "population_mid": null,
      "population_high": null,
      "substructure_strength": null,
      "local_mating_strength": null,
      "endogamy_low": null,
      "endogamy_mid": null,
      "endogamy_high": null,
      "generation_interval": null,
      "reproductive_variance": null,
      "evidence_grade": "D",
      "sources": [
        "R_B"
      ],
      "notes": "North/south and interior/coast nested regions; refine Central Asian corridor destinations before giving them access to all mainland towns.",
      "resolution": "coarse_until_connected",
      "status": "proposed_partition"
    },
    {
      "region_id": "KJI",
      "region_name": "Korean peninsula and Japanese archipelago",
      "parent_region_id": null,
      "node_type": "geographic_container",
      "start_year": -1799,
      "end_year": 2027,
      "population_scope": "Total resident persons; nested communities are subsets, not additional totals",
      "population_low": null,
      "population_mid": null,
      "population_high": null,
      "substructure_strength": null,
      "local_mating_strength": null,
      "endogamy_low": null,
      "endogamy_mid": null,
      "endogamy_high": null,
      "generation_interval": null,
      "reproductive_variance": null,
      "evidence_grade": "D",
      "sources": [
        "R_B"
      ],
      "notes": "Separate regional populations under a shared accounting container; explicitly gated maritime crossings.",
      "resolution": "coarse_until_connected",
      "status": "proposed_partition"
    },
    {
      "region_id": "MSEA",
      "region_name": "Mainland Southeast Asia",
      "parent_region_id": null,
      "node_type": "geographic_container",
      "start_year": -1799,
      "end_year": 2027,
      "population_scope": "Total resident persons; nested communities are subsets, not additional totals",
      "population_low": null,
      "population_mid": null,
      "population_high": null,
      "substructure_strength": null,
      "local_mating_strength": null,
      "endogamy_low": null,
      "endogamy_mid": null,
      "endogamy_high": null,
      "generation_interval": null,
      "reproductive_variance": null,
      "evidence_grade": "D",
      "sources": [
        "R_B"
      ],
      "notes": "River/lowland towns and upland populations separated; connect Indian Ocean and East Asian ports selectively.",
      "resolution": "coarse_until_connected",
      "status": "proposed_partition"
    },
    {
      "region_id": "ISEA",
      "region_name": "Island Southeast Asia",
      "parent_region_id": null,
      "node_type": "geographic_container",
      "start_year": -1799,
      "end_year": 2027,
      "population_scope": "Total resident persons; nested communities are subsets, not additional totals",
      "population_low": null,
      "population_mid": null,
      "population_high": null,
      "substructure_strength": null,
      "local_mating_strength": null,
      "endogamy_low": null,
      "endogamy_mid": null,
      "endogamy_high": null,
      "generation_interval": null,
      "reproductive_variance": null,
      "evidence_grade": "D",
      "sources": [
        "R_B"
      ],
      "notes": "Island chain structure; no single regional mate pool. Split western maritime ports from eastern islands before outward routes activate.",
      "resolution": "coarse_until_connected",
      "status": "proposed_partition"
    },
    {
      "region_id": "HEA",
      "region_name": "Horn of Africa and East African coast",
      "parent_region_id": null,
      "node_type": "geographic_container",
      "start_year": -1799,
      "end_year": 2027,
      "population_scope": "Total resident persons; nested communities are subsets, not additional totals",
      "population_low": null,
      "population_mid": null,
      "population_high": null,
      "substructure_strength": null,
      "local_mating_strength": null,
      "endogamy_low": null,
      "endogamy_mid": null,
      "endogamy_high": null,
      "generation_interval": null,
      "reproductive_variance": null,
      "evidence_grade": "D",
      "sources": [
        "R_B"
      ],
      "notes": "Separate Horn/highland, Swahili coast and inland networks; coastal mixture does not imply continent-wide entry.",
      "resolution": "coarse_until_connected",
      "status": "proposed_partition"
    },
    {
      "region_id": "SWA",
      "region_name": "Sahel and West Africa",
      "parent_region_id": null,
      "node_type": "geographic_container",
      "start_year": -1799,
      "end_year": 2027,
      "population_scope": "Total resident persons; nested communities are subsets, not additional totals",
      "population_low": null,
      "population_mid": null,
      "population_high": null,
      "substructure_strength": null,
      "local_mating_strength": null,
      "endogamy_low": null,
      "endogamy_mid": null,
      "endogamy_high": null,
      "generation_interval": null,
      "reproductive_variance": null,
      "evidence_grade": "D",
      "sources": [
        "R_B"
      ],
      "notes": "Saharan corridors, inland populations and Atlantic source coasts; refine the latter before forced Atlantic migration.",
      "resolution": "coarse_until_connected",
      "status": "proposed_partition"
    },
    {
      "region_id": "CSA",
      "region_name": "Central and southern Africa",
      "parent_region_id": null,
      "node_type": "geographic_container",
      "start_year": -1799,
      "end_year": 2027,
      "population_scope": "Total resident persons; nested communities are subsets, not additional totals",
      "population_low": null,
      "population_mid": null,
      "population_high": null,
      "substructure_strength": null,
      "local_mating_strength": null,
      "endogamy_low": null,
      "endogamy_mid": null,
      "endogamy_high": null,
      "generation_interval": null,
      "reproductive_variance": null,
      "evidence_grade": "D",
      "sources": [
        "R_B"
      ],
      "notes": "Keep subregional local networks; split southern colonial ports, central source zones and less connected groups when relevant.",
      "resolution": "coarse_until_connected",
      "status": "proposed_partition"
    },
    {
      "region_id": "MAD",
      "region_name": "Madagascar and western Indian Ocean islands",
      "parent_region_id": null,
      "node_type": "geographic_container",
      "start_year": -1799,
      "end_year": 2027,
      "population_scope": "Total resident persons; nested communities are subsets, not additional totals",
      "population_low": null,
      "population_mid": null,
      "population_high": null,
      "substructure_strength": null,
      "local_mating_strength": null,
      "endogamy_low": null,
      "endogamy_mid": null,
      "endogamy_high": null,
      "generation_interval": null,
      "reproductive_variance": null,
      "evidence_grade": "D",
      "sources": [
        "R_B"
      ],
      "notes": "Separate settlement sources and later local substructure; island-specific founding histories.",
      "resolution": "coarse_until_connected",
      "status": "proposed_partition"
    },
    {
      "region_id": "NAM",
      "region_name": "North America and Arctic",
      "parent_region_id": null,
      "node_type": "geographic_container",
      "start_year": -1799,
      "end_year": 2027,
      "population_scope": "Total resident persons; nested communities are subsets, not additional totals",
      "population_low": null,
      "population_mid": null,
      "population_high": null,
      "substructure_strength": null,
      "local_mating_strength": null,
      "endogamy_low": null,
      "endogamy_mid": null,
      "endogamy_high": null,
      "generation_interval": null,
      "reproductive_variance": null,
      "evidence_grade": "D",
      "sources": [
        "R_B"
      ],
      "notes": "Initially disconnected/coarse internal networks; split Arctic, Atlantic contact zones and interior populations before relevant contact.",
      "resolution": "coarse_until_connected",
      "status": "proposed_partition"
    },
    {
      "region_id": "MCA",
      "region_name": "Mesoamerica and Caribbean",
      "parent_region_id": null,
      "node_type": "geographic_container",
      "start_year": -1799,
      "end_year": 2027,
      "population_scope": "Total resident persons; nested communities are subsets, not additional totals",
      "population_low": null,
      "population_mid": null,
      "population_high": null,
      "substructure_strength": null,
      "local_mating_strength": null,
      "endogamy_low": null,
      "endogamy_mid": null,
      "endogamy_high": null,
      "generation_interval": null,
      "reproductive_variance": null,
      "evidence_grade": "D",
      "sources": [
        "R_B"
      ],
      "notes": "Island/continental structure; split colonial receiving ports, Indigenous groups and plantation/settler populations after contact.",
      "resolution": "coarse_until_connected",
      "status": "proposed_partition"
    },
    {
      "region_id": "SAM",
      "region_name": "South America",
      "parent_region_id": null,
      "node_type": "geographic_container",
      "start_year": -1799,
      "end_year": 2027,
      "population_scope": "Total resident persons; nested communities are subsets, not additional totals",
      "population_low": null,
      "population_mid": null,
      "population_high": null,
      "substructure_strength": null,
      "local_mating_strength": null,
      "endogamy_low": null,
      "endogamy_mid": null,
      "endogamy_high": null,
      "generation_interval": null,
      "reproductive_variance": null,
      "evidence_grade": "D",
      "sources": [
        "R_B"
      ],
      "notes": "Coastal Atlantic/Pacific and interior networks; preserve sparsely connected Indigenous populations.",
      "resolution": "coarse_until_connected",
      "status": "proposed_partition"
    },
    {
      "region_id": "AUS",
      "region_name": "Australia and Tasmania",
      "parent_region_id": null,
      "node_type": "geographic_container",
      "start_year": -1799,
      "end_year": 2027,
      "population_scope": "Total resident persons; nested communities are subsets, not additional totals",
      "population_low": null,
      "population_mid": null,
      "population_high": null,
      "substructure_strength": null,
      "local_mating_strength": null,
      "endogamy_low": null,
      "endogamy_mid": null,
      "endogamy_high": null,
      "generation_interval": null,
      "reproductive_variance": null,
      "evidence_grade": "D",
      "sources": [
        "R_B"
      ],
      "notes": "Distinct Indigenous regional networks and, later, immigrant/settler populations; contact with one coast never covers the continent.",
      "resolution": "coarse_until_connected",
      "status": "proposed_partition"
    },
    {
      "region_id": "PNG",
      "region_name": "New Guinea and Near Oceania",
      "parent_region_id": null,
      "node_type": "geographic_container",
      "start_year": -1799,
      "end_year": 2027,
      "population_scope": "Total resident persons; nested communities are subsets, not additional totals",
      "population_low": null,
      "population_mid": null,
      "population_high": null,
      "substructure_strength": null,
      "local_mating_strength": null,
      "endogamy_low": null,
      "endogamy_mid": null,
      "endogamy_high": null,
      "generation_interval": null,
      "reproductive_variance": null,
      "evidence_grade": "D",
      "sources": [
        "R_B"
      ],
      "notes": "Highland/lowland/coastal and island structure maintained even at low research resolution.",
      "resolution": "coarse_until_connected",
      "status": "proposed_partition"
    },
    {
      "region_id": "OCE",
      "region_name": "Remote Oceania, including Aotearoa/New Zealand",
      "parent_region_id": null,
      "node_type": "geographic_container",
      "start_year": -1799,
      "end_year": 2027,
      "population_scope": "Total resident persons; nested communities are subsets, not additional totals",
      "population_low": null,
      "population_mid": null,
      "population_high": null,
      "substructure_strength": null,
      "local_mating_strength": null,
      "endogamy_low": null,
      "endogamy_mid": null,
      "endogamy_high": null,
      "generation_interval": null,
      "reproductive_variance": null,
      "evidence_grade": "D",
      "sources": [
        "R_B"
      ],
      "notes": "Island graph and settlement timing; split islands with different contact dates before they are targets of transmission.",
      "resolution": "coarse_until_connected",
      "status": "proposed_partition"
    }
  ],
  "connectivity_edges": [
    {
      "edge_id": "E01",
      "source_region": "LEV_S",
      "destination_region": "LEV_S",
      "label": "Local Levantine household boundaries",
      "edge_type": "social",
      "research_start_year": -1799,
      "research_end_year": 700,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "bidirectional_candidates",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "B",
      "numeric_choice_grade": "D",
      "sources": [
        "J01",
        "J06"
      ],
      "historical_evidence": "Sampled Bronze/Iron Age movement and admixture; later household evidence varies.",
      "model_inference": "An early outward reproductive link may unlock larger networks.",
      "notes": "Founder survival, town size and rates unmeasured; do not project later Jewish law backwards."
    },
    {
      "edge_id": "E02",
      "source_region": "LEV_S",
      "destination_region": "MES",
      "label": "Assyrian resettlement",
      "edge_type": "geographic",
      "research_start_year": -745,
      "research_end_year": -599,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "source_to_destination",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "B",
      "numeric_choice_grade": "D",
      "sources": [
        "J02"
      ],
      "historical_evidence": "Eighth-century imperial movements and some destinations are documented.",
      "model_inference": "Forced family movement can carry a surviving tag east.",
      "notes": "Deportees must be sampled from actual simulated source prevalence."
    },
    {
      "edge_id": "E03",
      "source_region": "MES",
      "destination_region": "LEV_S",
      "label": "Incoming settlers in Samaria",
      "edge_type": "geographic",
      "research_start_year": -745,
      "research_end_year": -599,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "source_to_destination",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "B",
      "numeric_choice_grade": "D",
      "sources": [
        "J02"
      ],
      "historical_evidence": "Resettlement also brought outsiders into conquered territories.",
      "model_inference": "Incoming untagged families may connect source and host pedigrees later.",
      "notes": "Continuity, selection, numbers and mixed unions unresolved."
    },
    {
      "edge_id": "E04",
      "source_region": "LEV_S",
      "destination_region": "MES",
      "label": "Judah to Babylonia",
      "edge_type": "geographic",
      "research_start_year": -596,
      "research_end_year": -538,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "source_to_destination",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "B",
      "numeric_choice_grade": "D",
      "sources": [
        "J03",
        "J04",
        "J05"
      ],
      "historical_evidence": "Displacement and later Judean family residence are attested.",
      "model_inference": "Simultaneous source bottleneck and eastern reservoir.",
      "notes": "Separate 597 and 587/586 windows, transport loss, selection and reproduction."
    },
    {
      "edge_id": "E05",
      "source_region": "MES",
      "destination_region": "LEV_S",
      "label": "Return and continuing eastern diaspora",
      "edge_type": "geographic",
      "research_start_year": -538,
      "research_end_year": -331,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "bidirectional_candidates",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "B",
      "numeric_choice_grade": "D",
      "sources": [
        "J03",
        "J05"
      ],
      "historical_evidence": "Babylonian residents persist across the Persian period.",
      "model_inference": "Retain outward and return routes alongside a diaspora reservoir.",
      "notes": "Return permission is not a count; no wholesale return assumption."
    },
    {
      "edge_id": "E06",
      "source_region": "LEV_S",
      "destination_region": "EGY",
      "label": "Egypt–Levant settlement channels",
      "edge_type": "geographic",
      "research_start_year": -1799,
      "research_end_year": -331,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "bidirectional_candidates",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "C",
      "numeric_choice_grade": "D",
      "sources": [
        "J06"
      ],
      "historical_evidence": "Persian-period Elephantine household evidence is localized; earlier connectivity needs separate extraction.",
      "model_inference": "Soldiers, refugees and families are possible reproductive bridges.",
      "notes": "This broad research window is not a measured continuous route or an Exodus chronology."
    },
    {
      "edge_id": "E07",
      "source_region": "LEV_S",
      "destination_region": "EGY",
      "label": "Ptolemaic Egypt and Alexandria",
      "edge_type": "geographic",
      "research_start_year": -331,
      "research_end_year": 117,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "source_to_destination",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "B",
      "numeric_choice_grade": "D",
      "sources": [
        "J07",
        "J09"
      ],
      "historical_evidence": "Documentary Jewish communities precede AD 70.",
      "model_inference": "A large diaspora gateway may lead into Egyptian and Mediterranean hosts.",
      "notes": "Presence and documentary density do not measure intermarriage."
    },
    {
      "edge_id": "E08",
      "source_region": "LEV_N",
      "destination_region": "AAB",
      "label": "Anatolia and Aegean urban networks",
      "edge_type": "geographic",
      "research_start_year": -299,
      "research_end_year": 700,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "bidirectional_candidates",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "B",
      "numeric_choice_grade": "D",
      "sources": [
        "J08",
        "J09"
      ],
      "historical_evidence": "Hellenistic/Roman diaspora scholarship supports urban communities.",
      "model_inference": "Serial stepping stones, if families settle and cross boundaries.",
      "notes": "Extract city-specific first attestations; no instant mixing across Anatolia."
    },
    {
      "edge_id": "E09",
      "source_region": "AAB",
      "destination_region": "ITM",
      "label": "Eastern Mediterranean to Rome/Italy",
      "edge_type": "geographic",
      "research_start_year": -99,
      "research_end_year": 700,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "bidirectional_candidates",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "B",
      "numeric_choice_grade": "D",
      "sources": [
        "J08",
        "J09",
        "G15"
      ],
      "historical_evidence": "Western communities predate 70; Rome has wider Mediterranean reproductive connections.",
      "model_inference": "Potential access to Italian host networks.",
      "notes": "Ancient DNA does not identify Jewish migrants; distinguish slavery, manumission and free settlement."
    },
    {
      "edge_id": "E10",
      "source_region": "EGY",
      "destination_region": "MAG",
      "label": "Egypt, Cyrenaica and North African routes",
      "edge_type": "geographic",
      "research_start_year": -299,
      "research_end_year": 700,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "bidirectional_candidates",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "C",
      "numeric_choice_grade": "D",
      "sources": [
        "J07",
        "J09"
      ],
      "historical_evidence": "Jewish diaspora scholarship documents eastern North African communities and the 115–117 rupture.",
      "model_inference": "Gateway can contract after opening; survivors elsewhere may preserve branches.",
      "notes": "Cyrenaica must be separate from Maghreb before imposing the revolt shock."
    },
    {
      "edge_id": "E11",
      "source_region": "LEV_S",
      "destination_region": "ITM",
      "label": "Roman captivity and relocation",
      "edge_type": "geographic",
      "research_start_year": 66,
      "research_end_year": 136,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "source_to_destination",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "C",
      "numeric_choice_grade": "D",
      "sources": [
        "J08",
        "J14"
      ],
      "historical_evidence": "Wars generated destruction and displacement; detailed destinations and totals need extraction.",
      "model_inference": "Deaths and slavery can extinguish or transport branches.",
      "notes": "No total expulsion; localize Judean losses and separate the three war windows."
    },
    {
      "edge_id": "E12",
      "source_region": "LEV_S",
      "destination_region": "LEV_S",
      "label": "Conversion, incorporation and affiliation exits",
      "edge_type": "social",
      "research_start_year": -199,
      "research_end_year": 700,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "bidirectional_candidates",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "C",
      "numeric_choice_grade": "D",
      "sources": [
        "J06",
        "J10",
        "J11",
        "J15"
      ],
      "historical_evidence": "Conversion and institutional boundaries are debated and regionally variable.",
      "model_inference": "Social reassignment changes mate access without changing the descent tag.",
      "notes": "Conversion alone never creates descent; legal bans do not quantify behavior."
    },
    {
      "edge_id": "E13",
      "source_region": "MES",
      "destination_region": "IRC",
      "label": "Babylonian–Iranian and frontier networks",
      "edge_type": "geographic",
      "research_start_year": 224,
      "research_end_year": 700,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "bidirectional_candidates",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "B",
      "numeric_choice_grade": "D",
      "sources": [
        "J12"
      ],
      "historical_evidence": "Jewish society participated in Sasanian imperial institutions.",
      "model_inference": "Potential host entry and eastward travel require separate gates.",
      "notes": "Participation and scholarly travel do not establish host reproduction."
    },
    {
      "edge_id": "E14",
      "source_region": "LEV_S",
      "destination_region": "ARB",
      "label": "Northwestern Arabian oasis networks",
      "edge_type": "geographic",
      "research_start_year": 200,
      "research_end_year": 700,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "bidirectional_candidates",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "C",
      "numeric_choice_grade": "D",
      "sources": [
        "J13"
      ],
      "historical_evidence": "Late-antique communities have uneven epigraphic and literary support.",
      "model_inference": "Possible entry to caravan and later host networks.",
      "notes": "Origins, arrival windows and settler shares unresolved."
    },
    {
      "edge_id": "E15",
      "source_region": "ARB",
      "destination_region": "HEA",
      "label": "Himyar and Red Sea interfaces",
      "edge_type": "geographic",
      "research_start_year": 350,
      "research_end_year": 700,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "bidirectional_candidates",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "C",
      "numeric_choice_grade": "D",
      "sources": [
        "J13"
      ],
      "historical_evidence": "Late-antique Judaism and political adoption in Himyar are supported.",
      "model_inference": "Test immigrant-associated and primarily local-conversion histories.",
      "notes": "State religion supplies no founder ancestry; coastal reproduction needs direct evidence."
    },
    {
      "edge_id": "E16",
      "source_region": "LEV_N",
      "destination_region": "MES",
      "label": "Northern Levant and Mesopotamian corridor",
      "edge_type": "geographic",
      "research_start_year": -745,
      "research_end_year": 700,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "bidirectional_candidates",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "C",
      "numeric_choice_grade": "D",
      "sources": [
        "J02",
        "J12"
      ],
      "historical_evidence": "Imperial resettlement and later frontier societies provide route context.",
      "model_inference": "Separate upper/lower Mesopotamia and port/interior towns.",
      "notes": "Magnitude and successful household crossings await targeted extraction."
    },
    {
      "edge_id": "E17",
      "source_region": "ITM",
      "destination_region": "ITM",
      "label": "Diaspora enclave to host households",
      "edge_type": "social",
      "research_start_year": -99,
      "research_end_year": 2027,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "bidirectional_candidates",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "C",
      "numeric_choice_grade": "D",
      "sources": [
        "J06",
        "J09",
        "G16"
      ],
      "historical_evidence": "Marriage and community evidence vary across ancient and later diaspora settings.",
      "model_inference": "First host child and later host participation can matter more than migrant volume.",
      "notes": "This is a template repeated per locality, not one Italy-wide or all-Jewish rate."
    },
    {
      "edge_id": "E18",
      "source_region": "ITM",
      "destination_region": "WNE",
      "label": "Mediterranean hosts to European hinterlands",
      "edge_type": "geographic",
      "research_start_year": 700,
      "research_end_year": 1914,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "bidirectional_candidates",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "C",
      "numeric_choice_grade": "D",
      "sources": [
        "G15",
        "G16"
      ],
      "historical_evidence": "Regional movement and medieval population heterogeneity motivate differentiated networks.",
      "model_inference": "Assimilated descendants follow host mobility into later emigrant sources.",
      "notes": "Research locality-specific connections; no homogeneous Europe."
    },
    {
      "edge_id": "E19",
      "source_region": "WNE",
      "destination_region": "ECE",
      "label": "European Jewish settlement and displacement",
      "edge_type": "geographic",
      "research_start_year": 900,
      "research_end_year": 1946,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "bidirectional_candidates",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "C",
      "numeric_choice_grade": "D",
      "sources": [
        "G16",
        "J09"
      ],
      "historical_evidence": "Medieval Jewish heterogeneity and founder history require internal differentiation.",
      "model_inference": "Enclave persistence, conversion and eastward movement create alternative paths.",
      "notes": "Expulsions, bottlenecks and union rates need detailed extraction."
    },
    {
      "edge_id": "E20",
      "source_region": "ARB",
      "destination_region": "SAS",
      "label": "Gulf/Red Sea to South Asia",
      "edge_type": "geographic",
      "research_start_year": 700,
      "research_end_year": 1800,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "bidirectional_candidates",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "C",
      "numeric_choice_grade": "D",
      "sources": [
        "G07",
        "G14"
      ],
      "historical_evidence": "Indian Ocean commerce and South Asian social substructure are documented.",
      "model_inference": "Port households may bridge networks while caste/community boundaries slow diffusion.",
      "notes": "Trade volume does not supply reproductive rates; split coastal and inland strata."
    },
    {
      "edge_id": "E21",
      "source_region": "IRC",
      "destination_region": "CAS",
      "label": "Iranian and Central Asian corridors",
      "edge_type": "geographic",
      "research_start_year": 700,
      "research_end_year": 1500,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "bidirectional_candidates",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "D",
      "numeric_choice_grade": "D",
      "sources": [
        "G07"
      ],
      "historical_evidence": "Regional route context requires corridor-specific historical extraction.",
      "model_inference": "Possible eastward gateway once source contains descendants.",
      "notes": "Candidate research edge, not confirmed founder or quantified reproductive route."
    },
    {
      "edge_id": "E22",
      "source_region": "CAS",
      "destination_region": "EAM",
      "label": "Central Asian to East Asian gateways",
      "edge_type": "geographic",
      "research_start_year": 700,
      "research_end_year": 1800,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "bidirectional_candidates",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "D",
      "numeric_choice_grade": "D",
      "sources": [
        "R_B"
      ],
      "historical_evidence": "Rohde supplies a coarse benchmark connection, not calibration.",
      "model_inference": "Tests a potentially limiting eastern gateway.",
      "notes": "Acquire independent corridor and household evidence before numeric use."
    },
    {
      "edge_id": "E23",
      "source_region": "ARB",
      "destination_region": "HEA",
      "label": "Indian Ocean coastal reproductive exchange",
      "edge_type": "geographic",
      "research_start_year": 900,
      "research_end_year": 1800,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "bidirectional_candidates",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "B",
      "numeric_choice_grade": "D",
      "sources": [
        "G08",
        "G07"
      ],
      "historical_evidence": "Medieval coastal genomes support African–Asian reproduction and sex bias.",
      "model_inference": "A real reproductive proxy strengthens route plausibility.",
      "notes": "Sampled coast/elite contexts cannot be extended to all inland populations."
    },
    {
      "edge_id": "E24",
      "source_region": "ISEA",
      "destination_region": "MAD",
      "label": "Madagascar founding sources",
      "edge_type": "geographic",
      "research_start_year": 700,
      "research_end_year": 1600,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "bidirectional_candidates",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "B",
      "numeric_choice_grade": "D",
      "sources": [
        "G09"
      ],
      "historical_evidence": "Genomic evidence supports multiple island founding sources.",
      "model_inference": "A rare long-distance reproductive bridge.",
      "notes": "Refine arrival timing and ensure source lineage is present before departure."
    },
    {
      "edge_id": "E25",
      "source_region": "OCE",
      "destination_region": "SAM",
      "label": "Pre-European Pacific–American contact",
      "edge_type": "geographic",
      "research_start_year": 1100,
      "research_end_year": 1500,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "bidirectional_candidates",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "B",
      "numeric_choice_grade": "D",
      "sources": [
        "G10",
        "G11"
      ],
      "historical_evidence": "Modern and ancient genomes support localized pre-European contact.",
      "model_inference": "Alternative topology can change entry timing.",
      "notes": "Direction, island/source locality and counts need scenario treatment; no entire-continent coverage."
    },
    {
      "edge_id": "E26",
      "source_region": "IBE",
      "destination_region": "MCA",
      "label": "Atlantic colonization and settlement",
      "edge_type": "geographic",
      "research_start_year": 1492,
      "research_end_year": 2027,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "source_to_destination",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "B",
      "numeric_choice_grade": "D",
      "sources": [
        "G12",
        "G13"
      ],
      "historical_evidence": "Oceanic migration and subsequent reproduction reshaped receiving populations.",
      "model_inference": "Large new gateway plus separate Indigenous/settler social boundaries.",
      "notes": "MCA is only a container; each coast/interior/island route requires its own evidence."
    },
    {
      "edge_id": "E27",
      "source_region": "SWA",
      "destination_region": "MCA",
      "label": "Forced Atlantic migration",
      "edge_type": "geographic",
      "research_start_year": 1500,
      "research_end_year": 1900,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "source_to_destination",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "A",
      "numeric_choice_grade": "D",
      "sources": [
        "G12",
        "G13"
      ],
      "historical_evidence": "Voyage records constrain embarked and arrived people, with reconstruction uncertainty.",
      "model_inference": "Directed movement plus survival and highly unequal reproduction.",
      "notes": "Do not count arrivals as mixed unions; disaggregate African sources and American destinations."
    },
    {
      "edge_id": "E28",
      "source_region": "WNE",
      "destination_region": "NAM",
      "label": "Atlantic settlement and mass migration",
      "edge_type": "geographic",
      "research_start_year": 1600,
      "research_end_year": 2027,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "source_to_destination",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "B",
      "numeric_choice_grade": "D",
      "sources": [
        "G05",
        "G06"
      ],
      "historical_evidence": "Later modern origin/destination data constrain movement; earlier records need extraction.",
      "model_inference": "Connect European host lineages to new receiving networks.",
      "notes": "Preserve Indigenous, immigrant and religious strata."
    },
    {
      "edge_id": "E29",
      "source_region": "WNE",
      "destination_region": "AUS",
      "label": "Australia and Pacific settlement corridors",
      "edge_type": "geographic",
      "research_start_year": 1788,
      "research_end_year": 2027,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "source_to_destination",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "C",
      "numeric_choice_grade": "D",
      "sources": [
        "G05",
        "G06"
      ],
      "historical_evidence": "Modern movement can be checked with migration data; early local histories remain to extract.",
      "model_inference": "Late routes leave few generations for onward spread.",
      "notes": "Settler entry does not imply reproductive access to all Indigenous communities."
    },
    {
      "edge_id": "E30",
      "source_region": "SAS",
      "destination_region": "ISEA",
      "label": "South Asian to maritime Southeast Asian gateways",
      "edge_type": "geographic",
      "research_start_year": 700,
      "research_end_year": 2027,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "bidirectional_candidates",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "C",
      "numeric_choice_grade": "D",
      "sources": [
        "G07",
        "G14"
      ],
      "historical_evidence": "Indian Ocean institutional routes motivate targeted port research.",
      "model_inference": "Connect settled coastal families to island chains.",
      "notes": "No immediate access to all inland or island mating pools."
    },
    {
      "edge_id": "E31",
      "source_region": "ISEA",
      "destination_region": "PNG",
      "label": "Island chains to Near Oceania",
      "edge_type": "geographic",
      "research_start_year": -1799,
      "research_end_year": 2027,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "bidirectional_candidates",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "D",
      "numeric_choice_grade": "D",
      "sources": [
        "R_B"
      ],
      "historical_evidence": "Benchmark island connectivity needs modern locality-specific evidence.",
      "model_inference": "Island substructure controls stepwise spread.",
      "notes": "Retain highland/coastal barriers; this research window is not an activation date."
    },
    {
      "edge_id": "E32",
      "source_region": "PNG",
      "destination_region": "OCE",
      "label": "Near to Remote Oceania",
      "edge_type": "geographic",
      "research_start_year": -1799,
      "research_end_year": 2027,
      "start_year": null,
      "end_year": null,
      "activation_status": "requires_field_level_extraction",
      "directionality": "bidirectional_candidates",
      "migration_low": null,
      "migration_mid": null,
      "migration_high": null,
      "migration_unit": null,
      "migration_measure": null,
      "settlement_probability": null,
      "reproduce_given_settlement": null,
      "cross_group_reproduction_probability": null,
      "assimilation_rate": null,
      "initial_migration_burst": null,
      "immigrant_clustering": null,
      "barrier_strength": null,
      "distance_km": null,
      "transportation_context": null,
      "source_social_state": "context_specific",
      "destination_social_state": "context_specific",
      "evidence_grade": "D",
      "numeric_choice_grade": "D",
      "sources": [
        "R_B",
        "G11"
      ],
      "historical_evidence": "Settlement/contact sequences require island-level reconstruction.",
      "model_inference": "Edges may predate arrival of founder descendants at the source.",
      "notes": "A route existing early is not useful unless descendants reach it before it closes."
    }
  ],
  "historical_regimes": [
    {
      "regime_id": "bronze",
      "start_year": -1799,
      "end_year": -1199,
      "date_label": "1800–1200 BCE",
      "title": "Founder and Bronze Age background",
      "mechanism": "Local survival and early boundary permeability; ethnic labels cannot be projected backwards.",
      "status": "research_window_not_universal_rate_switch"
    },
    {
      "regime_id": "iron",
      "start_year": -1199,
      "end_year": -745,
      "date_label": "1200–746 BCE",
      "title": "Early Iron Age reorganization",
      "mechanism": "Test settlement-based local structure; no guaranteed Israelite founder tag.",
      "status": "research_window_not_universal_rate_switch"
    },
    {
      "regime_id": "assyrian",
      "start_year": -745,
      "end_year": -596,
      "date_label": "746–597 BCE",
      "title": "Assyrian movement",
      "mechanism": "Multiple campaigns, incoming settlers, forced family migration and local continuity.",
      "status": "research_window_not_universal_rate_switch"
    },
    {
      "regime_id": "babylonian",
      "start_year": -596,
      "end_year": -538,
      "date_label": "597–539 BCE",
      "title": "Babylonian displacement",
      "mechanism": "Separate 597 and 587/586 BCE event windows, Judah survival and eastern settlement.",
      "status": "research_window_not_universal_rate_switch"
    },
    {
      "regime_id": "persian",
      "start_year": -538,
      "end_year": -331,
      "date_label": "539–332 BCE",
      "title": "Persian mobility",
      "mechanism": "Return routes coexist with families remaining in Babylonia; Egypt differs by locality.",
      "status": "research_window_not_universal_rate_switch"
    },
    {
      "regime_id": "hellenistic",
      "start_year": -331,
      "end_year": -62,
      "date_label": "332–63 BCE",
      "title": "Hellenistic diaspora",
      "mechanism": "Egyptian, Anatolian and Aegean communities; incorporation/conversion alternatives.",
      "status": "research_window_not_universal_rate_switch"
    },
    {
      "regime_id": "early_roman",
      "start_year": -62,
      "end_year": 66,
      "date_label": "63 BCE–AD 66",
      "title": "Early Roman networks",
      "mechanism": "Pre-70 diaspora, Rome, urban hosts, captivity, manumission and ordinary migration.",
      "status": "research_window_not_universal_rate_switch"
    },
    {
      "regime_id": "roman_wars",
      "start_year": 66,
      "end_year": 136,
      "date_label": "AD 66–135",
      "title": "Three distinct crisis windows",
      "mechanism": "66–70, 115–117 and 132–135; localized loss and relocation, not one total expulsion.",
      "status": "research_window_not_universal_rate_switch"
    },
    {
      "regime_id": "late_antique",
      "start_year": 136,
      "end_year": 700,
      "date_label": "AD 136–699",
      "title": "Late-antique boundaries",
      "mechanism": "Regional Christianization, Sasanian contexts, Galilee, Arabia and changing institutions.",
      "status": "research_window_not_universal_rate_switch"
    },
    {
      "regime_id": "medieval",
      "start_year": 700,
      "end_year": 1200,
      "date_label": "AD 700–1199",
      "title": "Imperial and maritime corridors",
      "mechanism": "Host mobility, Indian Ocean, European enclaves and conversion; merchant residence is not mixing.",
      "status": "research_window_not_universal_rate_switch"
    },
    {
      "regime_id": "late_medieval",
      "start_year": 1200,
      "end_year": 1492,
      "date_label": "AD 1200–1491",
      "title": "Corridors, shocks and island contacts",
      "mechanism": "Mongol-era routes, plague, European expulsions, pre-European Pacific–American alternatives.",
      "status": "research_window_not_universal_rate_switch"
    },
    {
      "regime_id": "oceanic",
      "start_year": 1492,
      "end_year": 1800,
      "date_label": "AD 1492–1799",
      "title": "Atlantic and oceanic reconfiguration",
      "mechanism": "Directed forced migration, colonization, conversion, Indigenous barriers and local collapse.",
      "status": "research_window_not_universal_rate_switch"
    },
    {
      "regime_id": "industrial",
      "start_year": 1800,
      "end_year": 1914,
      "date_label": "AD 1800–1913",
      "title": "Mass migration and urbanization",
      "mechanism": "Destination communities, rail/steam, indenture and host-entry delays.",
      "status": "research_window_not_universal_rate_switch"
    },
    {
      "regime_id": "wars",
      "start_year": 1914,
      "end_year": 1946,
      "date_label": "AD 1914–1945",
      "title": "War and catastrophic displacement",
      "mechanism": "Family-correlated losses, genocide, forced relocation and closed borders.",
      "status": "research_window_not_universal_rate_switch"
    },
    {
      "regime_id": "postwar",
      "start_year": 1946,
      "end_year": 1990,
      "date_label": "AD 1946–1989",
      "title": "Postwar migrations",
      "mechanism": "Israel, refugees, decolonization and changing host marriage markets.",
      "status": "research_window_not_universal_rate_switch"
    },
    {
      "regime_id": "modern",
      "start_year": 1990,
      "end_year": 2027,
      "date_label": "AD 1990–2026",
      "title": "Modern migration and boundaries",
      "mechanism": "Separate travel, residence, fertility and intermarriage; limited generations remain.",
      "status": "research_window_not_universal_rate_switch"
    }
  ],
  "parameters": [
    {
      "parameter_id": "resident_population",
      "unit": "persons",
      "denominator": "defined geographic/social population",
      "time_basis": "explicit_per_record",
      "low": null,
      "mid": null,
      "high": null,
      "distribution": null,
      "status": "unestimated",
      "historical_evidence": null,
      "model_inference": "Controls finite mating pools and population accounting; never substitute genetic effective size.",
      "numeric_choice_grade": "D",
      "evidence_grade": null,
      "sources": [],
      "locator": null,
      "dependency_group": null
    },
    {
      "parameter_id": "migration",
      "unit": "persons_per_event_or_per_generation",
      "denominator": "source residents or absolute event total, explicitly selected",
      "time_basis": "explicit_per_record",
      "low": null,
      "mid": null,
      "high": null,
      "distribution": null,
      "status": "unestimated",
      "historical_evidence": null,
      "model_inference": "Routes individuals; flow stage must identify departure, arrival, settlement or reproductive settler.",
      "numeric_choice_grade": "D",
      "evidence_grade": null,
      "sources": [],
      "locator": null,
      "dependency_group": null
    },
    {
      "parameter_id": "settlement",
      "unit": "probability",
      "denominator": "arrived migrants",
      "time_basis": "explicit_per_record",
      "low": null,
      "mid": null,
      "high": null,
      "distribution": null,
      "status": "unestimated",
      "historical_evidence": null,
      "model_inference": "Distinguishes travel from residence; duration threshold belongs in record.",
      "numeric_choice_grade": "D",
      "evidence_grade": null,
      "sources": [],
      "locator": null,
      "dependency_group": null
    },
    {
      "parameter_id": "reproductive_success",
      "unit": "probability",
      "denominator": "settled migrants in specified eligible age/sex class",
      "time_basis": "explicit_per_record",
      "low": null,
      "mid": null,
      "high": null,
      "distribution": null,
      "status": "unestimated",
      "historical_evidence": null,
      "model_inference": "Measures at least one child surviving to model entry age; do not multiply twice in individual birth engine.",
      "numeric_choice_grade": "D",
      "evidence_grade": null,
      "sources": [],
      "locator": null,
      "dependency_group": null
    },
    {
      "parameter_id": "cross_group_partner_choice",
      "unit": "relative_weight_or_probability",
      "denominator": "eligible partners or first reproductive union, explicit convention",
      "time_basis": "explicit_per_record",
      "low": null,
      "mid": null,
      "high": null,
      "distribution": null,
      "status": "unestimated",
      "historical_evidence": null,
      "model_inference": "Implement as one partner-choice mechanism; avoid duplicate endogamy penalties.",
      "numeric_choice_grade": "D",
      "evidence_grade": null,
      "sources": [],
      "locator": null,
      "dependency_group": null
    },
    {
      "parameter_id": "host_participation",
      "unit": "transition_hazard_or_delay",
      "denominator": "specified current social-state/age/household class",
      "time_basis": "explicit_per_record",
      "low": null,
      "mid": null,
      "high": null,
      "distribution": null,
      "status": "unestimated",
      "historical_evidence": null,
      "model_inference": "Branch-specific affiliation change; not an inherited ancestry property.",
      "numeric_choice_grade": "D",
      "evidence_grade": null,
      "sources": [],
      "locator": null,
      "dependency_group": null
    },
    {
      "parameter_id": "household_clustering",
      "unit": "distribution",
      "denominator": "migrant households and destination local populations",
      "time_basis": "explicit_per_record",
      "low": null,
      "mid": null,
      "high": null,
      "distribution": null,
      "status": "unestimated",
      "historical_evidence": null,
      "model_inference": "Controls number of independent bridges.",
      "numeric_choice_grade": "D",
      "evidence_grade": null,
      "sources": [],
      "locator": null,
      "dependency_group": null
    },
    {
      "parameter_id": "mating_locality",
      "unit": "probability_and_distance_kernel",
      "denominator": "eligible partners after sex/age/social filtering",
      "time_basis": "explicit_per_record",
      "low": null,
      "mid": null,
      "high": null,
      "distribution": null,
      "status": "unestimated",
      "historical_evidence": null,
      "model_inference": "Retains overwhelmingly local mating and distance decay.",
      "numeric_choice_grade": "D",
      "evidence_grade": null,
      "sources": [],
      "locator": null,
      "dependency_group": null
    },
    {
      "parameter_id": "survival_schedule",
      "unit": "age_specific_probability",
      "denominator": "living persons by age, sex, event exposure",
      "time_basis": "explicit_per_record",
      "low": null,
      "mid": null,
      "high": null,
      "distribution": null,
      "status": "unestimated",
      "historical_evidence": null,
      "model_inference": "Overlapping generations and correlated mortality; adult-only model folds child survival into births.",
      "numeric_choice_grade": "D",
      "evidence_grade": null,
      "sources": [],
      "locator": null,
      "dependency_group": null
    },
    {
      "parameter_id": "fertility_schedule",
      "unit": "offspring_reaching_entry_age",
      "denominator": "woman/household by age and regime",
      "time_basis": "explicit_per_record",
      "low": null,
      "mid": null,
      "high": null,
      "distribution": null,
      "status": "unestimated",
      "historical_evidence": null,
      "model_inference": "Retain zero reproduction, variance and repeated partnership; fit population targets without cloning tags.",
      "numeric_choice_grade": "D",
      "evidence_grade": null,
      "sources": [],
      "locator": null,
      "dependency_group": null
    }
  ],
  "scenarios": [
    {
      "scenario_id": "conservative",
      "label": "Historically conservative",
      "description": "Use securely evidenced settlement paths; test long enclave persistence and late host access. Uncertain routes remain explicit alternatives, not asserted historical zeros.",
      "posterior_weight": null
    },
    {
      "scenario_id": "central",
      "label": "Central working interpretation",
      "description": "Combine well-supported route chronology with heterogeneous communities and occasional boundary crossings. It is a working interpretation, not a measured midpoint or maximum-likelihood history.",
      "posterior_weight": null
    },
    {
      "scenario_id": "higher",
      "label": "Higher connectivity",
      "description": "Add plausible weakly documented bridges, earlier feasible openings and faster host participation where not contradicted by evidence. No automatic panmixia or guaranteed survival.",
      "posterior_weight": null
    }
  ],
  "priority_ranking": [
    {
      "rank": 1,
      "parameter_group": "Founder survival",
      "research": "Early reproductive failure, correlated household loss, offspring variance",
      "reason": "Unconditional survival can dominate; later routes cannot revive an extinct lineage.",
      "status": "prior_hypothesis_not_full_historical_sensitivity"
    },
    {
      "rank": 2,
      "parameter_group": "First host reproductive crossing",
      "research": "Local Levantine and Jewish–host unions, exits, settlement and reproduction",
      "reason": "Opens a much larger pedigree network; a surviving enclave may otherwise remain enclosed.",
      "status": "prior_hypothesis_not_full_historical_sensitivity"
    },
    {
      "rank": 3,
      "parameter_group": "Isolation and port timing",
      "research": "Route existence, direction, opening/closure windows",
      "reason": "Time-respecting paths and missed expansion windows matter more than travel totals.",
      "status": "prior_hypothesis_not_full_historical_sensitivity"
    },
    {
      "rank": 4,
      "parameter_group": "Host participation and local structure",
      "research": "Enclave clustering, transitional households, host marriage rules",
      "reason": "Determines whether an initial bridge spreads beyond a few related households.",
      "status": "prior_hypothesis_not_full_historical_sensitivity"
    },
    {
      "rank": 5,
      "parameter_group": "Gateway bottlenecks",
      "research": "War, deportation selection, urban sinks, family migration",
      "reason": "Can remove or amplify rare tagged branches; census size alone is insufficient.",
      "status": "prior_hypothesis_not_full_historical_sensitivity"
    },
    {
      "rank": 6,
      "parameter_group": "Host networks and remote boundaries",
      "research": "Caste/religious/class barriers, coast/interior and island structure",
      "reason": "Often crucial for unreached groups even if world-weighted coverage barely changes.",
      "status": "prior_hypothesis_not_full_historical_sensitivity"
    },
    {
      "rank": 7,
      "parameter_group": "Demographic refinement",
      "research": "Age schedules, fertility, cousin marriage and reproductive inequality",
      "reason": "Refine when measured sensitivity elevates them; avoid unsupported ancient precision.",
      "status": "prior_hypothesis_not_full_historical_sensitivity"
    }
  ],
  "sources": [
    {
      "source_id": "R_2004",
      "title": "Rohde, Olson & Chang (2004), Modelling the recent common ancestry of all living humans. Nature 431, 562–566.",
      "url": "https://doi.org/10.1038/nature02842",
      "use": "Foundational structured genealogy; distinguish a global MRCA from a specified founder.",
      "access_status": "Article and supplements inspected through author/university copies"
    },
    {
      "source_id": "R_A",
      "title": "Rohde, Olson & Chang (2004), Supplementary Methods A",
      "url": "https://www.stat.yale.edu/~jtc5/papers/CommonAncestors/NatureCommonAncestors-SupplementA.pdf",
      "use": "Graph-model assumptions and mathematical checks, not historical rates.",
      "access_status": "University compilation inspected: https://people.sc.fsu.edu/~pbeerli/bsc5932/Rohde-et-al.pdf"
    },
    {
      "source_id": "R_B",
      "title": "Rohde, Olson & Chang (2004), Supplementary Methods B",
      "url": "https://www.stat.yale.edu/~jtc5/papers/CommonAncestors/NatureCommonAncestors-SupplementB.pdf",
      "use": "Nested towns/countries/regions, lifetimes, clustering, dated ports and scaling limits.",
      "access_status": "University compilation inspected: https://people.sc.fsu.edu/~pbeerli/bsc5932/Rohde-et-al.pdf"
    },
    {
      "source_id": "J01",
      "title": "Agranat-Tamir et al. (2020), The Genomic History of the Bronze Age Southern Levant. Cell.",
      "url": "https://pubmed.ncbi.nlm.nih.gov/32470400/",
      "use": "Movement and admixture constraints; cannot identify Jacob or measure intermarriage rates.",
      "access_status": "Publisher/abstract record verified; detailed extraction pending"
    },
    {
      "source_id": "J02",
      "title": "Radner (2018/2019), The “Lost Tribes of Israel” in the Context of the Resettlement Programme of the Assyrian Empire.",
      "url": "https://epub.ub.uni-muenchen.de/58863/",
      "use": "Documented Assyrian destinations and uncertain extensions; no modern lost-tribe identifications.",
      "access_status": "Publisher/abstract record verified; detailed extraction pending"
    },
    {
      "source_id": "J03",
      "title": "Lipschits (2005), The Fall and Rise of Jerusalem: Judah under Babylonian Rule.",
      "url": "https://www.degruyterbrill.com/document/doi/10.1515/9781575065533/html",
      "use": "Regional destruction and continuity; compare alternative archaeological reconstructions.",
      "access_status": "Publisher/abstract record verified; detailed extraction pending"
    },
    {
      "source_id": "J04",
      "title": "Pearce & Wunsch (2014), Documents of Judean Exiles and West Semites in Babylonia. CUSAS 28.",
      "url": "https://www.eisenbrauns.org/books/titles/978-1-934309-57-5.html",
      "use": "Resident families in primary-document editions; selected archive, not a population denominator.",
      "access_status": "Publisher/abstract record verified; detailed extraction pending"
    },
    {
      "source_id": "J05",
      "title": "Alstola (2020), Judeans in Babylonia: A Study of Deportees in the Sixth and Fifth Centuries BCE.",
      "url": "https://doi.org/10.1163/9789004365421",
      "use": "Rural/urban settlement, social position and differential integration.",
      "access_status": "Publisher/abstract record verified; detailed extraction pending"
    },
    {
      "source_id": "J06",
      "title": "Satlow (2001), Jewish Marriage in Antiquity.",
      "url": "https://www.jstor.org/stable/j.ctv346sfv",
      "use": "Household evidence and variation; distinguish prescribed marriage rules from practice.",
      "access_status": "Publisher/abstract record verified; detailed extraction pending"
    },
    {
      "source_id": "J07",
      "title": "Hacham & Ilan, eds. (2020), Corpus Papyrorum Judaicarum IV: The Ptolemaic Period.",
      "url": "https://cris.huji.ac.il/en/publications/the-ptolemaic-period-323-bce30-bce/",
      "use": "Egyptian documentary evidence; use with CPJ V (2022), Early-Roman Period, 30 BCE–117 CE.",
      "access_status": "Publisher/abstract record verified; detailed extraction pending"
    },
    {
      "source_id": "J08",
      "title": "Smallwood (1999), The Diaspora in the Roman Period before CE 70. Cambridge History of Judaism III.",
      "url": "https://www.cambridge.org/core/books/abs/cambridge-history-of-judaism/diaspora-in-the-roman-period-before-ce-70/AD1E5333322627A5BD5063DB966A0813",
      "use": "Pre-70 diaspora chronology and voluntary as well as forced movement.",
      "access_status": "Publisher/abstract record verified; detailed extraction pending"
    },
    {
      "source_id": "J09",
      "title": "Gruen (2002; 2004 edition linked), Diaspora: Jews Amidst Greeks and Romans.",
      "url": "https://www.degruyterbrill.com/document/doi/10.4159/9780674037991/html",
      "use": "Mediterranean communities and participation; cultural integration is not a measured mating rate.",
      "access_status": "Publisher/abstract record verified; detailed extraction pending"
    },
    {
      "source_id": "J10",
      "title": "Goodman (1994), Mission and Conversion.",
      "url": "https://academic.oup.com/book/4777",
      "use": "Conversion debate; retrieve opposing interpretations before calibration.",
      "access_status": "Publisher/abstract record verified; detailed extraction pending"
    },
    {
      "source_id": "J11",
      "title": "Schwartz (2001), Imperialism and Jewish Society, 200 BCE to 640 CE.",
      "url": "https://www.degruyterbrill.com/document/doi/10.1515/9781400824854/html",
      "use": "Interpretive social reconstruction for alternative boundary regimes, not consensus rates.",
      "access_status": "Publisher/abstract record verified; detailed extraction pending"
    },
    {
      "source_id": "J12",
      "title": "Gross (2024), Babylonian Jews and Sasanian Imperialism in Late Antiquity.",
      "url": "https://www.cambridge.org/core/books/babylonian-jews-and-sasanian-imperialism-in-late-antiquity/BFEE31AF0F2AC14877F81E4D7CBEA339",
      "use": "Differentiate Babylonian Jewish society within imperial institutions.",
      "access_status": "Publisher/abstract record verified; detailed extraction pending"
    },
    {
      "source_id": "J13",
      "title": "Robin & Harris (2021), Judaism in Pre-Islamic Arabia.",
      "url": "https://doi.org/10.1017/9781139048873.013",
      "use": "Distinguish northwestern oases, Himyar, local conversion and settler origins.",
      "access_status": "Publisher/abstract record verified; detailed extraction pending"
    },
    {
      "source_id": "J14",
      "title": "Raviv & Ben David (2021), Cassius Dio’s figures for the demographic consequences of the Bar Kokhba War: exaggeration or reliable account?",
      "url": "https://www.cambridge.org/core/journals/journal-of-roman-archaeology/article/cassius-dios-figures-for-the-demographic-consequences-of-the-bar-kokhba-war-exaggeration-or-reliable-account/2D9838573C499EFC816F5E1569E63B58",
      "use": "A catastrophe reconstruction to test; do not turn literary totals into exact mortality.",
      "access_status": "Publisher/abstract record verified; detailed extraction pending"
    },
    {
      "source_id": "J15",
      "title": "Lapin (2012), Rabbis as Romans: The Rabbinic Movement in Palestine, 100–400 CE.",
      "url": "https://academic.oup.com/book/1791",
      "use": "Avoid uniform or anachronistic rabbinic boundaries.",
      "access_status": "Publisher/abstract record verified; detailed extraction pending"
    },
    {
      "source_id": "G01",
      "title": "Klein Goldewijk et al. (2017), HYDE 3.2. Earth System Science Data.",
      "url": "https://doi.org/10.5194/essd-9-927-2017",
      "use": "Broad population scaffold; fine grids are allocations. Ancient century values would be interpolations.",
      "access_status": "Publisher/abstract record verified; detailed extraction pending"
    },
    {
      "source_id": "G02",
      "title": "Guinnane (2023), We Do Not Know the Population of Every Country in the World for the Past Two Thousand Years. Journal of Economic History.",
      "url": "https://doi.org/10.1017/S0022050723000293",
      "use": "Audit weak ancient totals and unjustified disaggregation of McEvedy–Jones estimates.",
      "access_status": "Publisher/abstract record verified; detailed extraction pending"
    },
    {
      "source_id": "G03",
      "title": "Maddison Project Database 2023",
      "url": "https://www.rug.nl/ggdc/historicaldevelopment/maddison/releases/maddison-project-database-2023?lang=en",
      "use": "Cross-check source sheets; shared underlying estimates are not independent evidence.",
      "access_status": "Publisher/abstract record verified; detailed extraction pending"
    },
    {
      "source_id": "G04",
      "title": "UN World Population Prospects 2024",
      "url": "https://population.un.org/wpp/",
      "use": "Modern population/age/sex/fertility; 2026 is a projection in this vintage.",
      "access_status": "Publisher/abstract record verified; detailed extraction pending"
    },
    {
      "source_id": "G05",
      "title": "UN International Migrant Stock 2024",
      "url": "https://www.un.org/development/desa/pd/content/international-migrant-stock",
      "use": "Modern residence stocks are not migration flows or intermarriage counts.",
      "access_status": "Publisher/abstract record verified; detailed extraction pending"
    },
    {
      "source_id": "G06",
      "title": "Abel & Cohen (2022), Bilateral international migration flow estimates updated and refined by sex.",
      "url": "https://doi.org/10.1038/s41597-022-01271-z",
      "use": "Modeled flow estimates still need separate settlement and reproductive evidence.",
      "access_status": "Publisher/abstract record verified; detailed extraction pending"
    },
    {
      "source_id": "G07",
      "title": "Chaudhuri (1985), Trade and Civilisation in the Indian Ocean.",
      "url": "https://www.cambridge.org/core/books/trade-and-civilisation-in-the-indian-ocean/05F37912D2E7BC563B8D88F4A1FABD03",
      "use": "Corridors and institutions, not measured reproduction.",
      "access_status": "Publisher/abstract record verified; detailed extraction pending"
    },
    {
      "source_id": "G08",
      "title": "Brielle et al. (2023), Entwined African and Asian genetic roots of medieval peoples of the Swahili coast.",
      "url": "https://www.nature.com/articles/s41586-023-05754-w",
      "use": "Reproductive exchange and sex bias; coastal samples do not measure inland diffusion.",
      "access_status": "Publisher/abstract record verified; detailed extraction pending"
    },
    {
      "source_id": "G09",
      "title": "Pierron et al. (2017), Genomic landscape of human diversity across Madagascar.",
      "url": "https://pmc.ncbi.nlm.nih.gov/articles/PMC5559028/",
      "use": "Island founding sources and substructure; not a founder-specific ancestry claim.",
      "access_status": "Publisher/abstract record verified; detailed extraction pending"
    },
    {
      "source_id": "G10",
      "title": "Ioannidis et al. (2020), Native American gene flow into Polynesia predating Easter Island settlement.",
      "url": "https://doi.org/10.1038/s41586-020-2487-2",
      "use": "Alternative pre-European Pacific–American reproductive topology.",
      "access_status": "Publisher/abstract record verified; detailed extraction pending"
    },
    {
      "source_id": "G11",
      "title": "Moreno-Mayar et al. (2024), Ancient Rapanui genomes reveal resilience and pre-European contact with the Americas.",
      "url": "https://www.nature.com/articles/s41586-024-07881-4",
      "use": "Constrain timing of a localized Pacific–American bridge, not continental mixing.",
      "access_status": "Publisher/abstract record verified; detailed extraction pending"
    },
    {
      "source_id": "G12",
      "title": "SlaveVoyages, Trans-Atlantic methodology",
      "url": "https://legacy.slavevoyages.org/blog/methodology-trans-atlantic",
      "use": "Embarked/arrived distinctions and missing voyages; onward reproduction is separate.",
      "access_status": "Publisher/abstract record verified; detailed extraction pending"
    },
    {
      "source_id": "G13",
      "title": "Micheletti et al. (2020), Genetic Consequences of the Transatlantic Slave Trade in the Americas.",
      "url": "https://pmc.ncbi.nlm.nih.gov/articles/PMC7413858/",
      "use": "Sex-biased reproductive histories cannot be inferred solely from shipping totals.",
      "access_status": "Publisher/abstract record verified; detailed extraction pending"
    },
    {
      "source_id": "G14",
      "title": "Moorjani et al. (2013), Genetic Evidence for Recent Population Mixture in India.",
      "url": "https://pmc.ncbi.nlm.nih.gov/articles/PMC3769933/",
      "use": "Retain social/endogamous substructure inside South Asia.",
      "access_status": "Publisher/abstract record verified; detailed extraction pending"
    },
    {
      "source_id": "G15",
      "title": "Antonio et al. (2019), Ancient Rome: A genetic crossroads of Europe and the Mediterranean.",
      "url": "https://pmc.ncbi.nlm.nih.gov/articles/PMC7093155/",
      "use": "Mediterranean reproductive connections in sampled Rome; no Jewish-specific rate.",
      "access_status": "Publisher/abstract record verified; detailed extraction pending"
    },
    {
      "source_id": "G16",
      "title": "Waldman et al. (2022), Genome-wide data from medieval German Jews show that the Ashkenazi founder event pre-dated the 14th century.",
      "url": "https://doi.org/10.1016/j.cell.2022.11.002",
      "use": "Medieval heterogeneity and bottlenecks; effective population size is not census size.",
      "access_status": "Publisher/abstract record verified; detailed extraction pending"
    }
  ]
}
