{
  "trial": "middle-25001",
  "trialsAuthorized": 1,
  "seed": 25001,
  "startYear": -1976,
  "endYear": 2026,
  "populationUnit": "modeled adults aged 16 and older, plus separately represented juvenile survivors",
  "adultTarget": 250000000,
  "initialization": "100-year burn-in, random birth year in the preceding 40 years, half of the nominal initial regional target",
  "egyptNewPartnerCrossing": 0.01,
  "exodusMen20Acceptance": [540000, 660000],
  "conditionOnLivingDescendant": true,
  "ordinaryMobility": "lower ROC reference schedule",
  "exileScenario": "middle",
  "unknownGeneralDeportationFraction": 0.30,
  "refugeeFraction": 0.10,
  "ageAmbiguousAdultFraction": 0.60,
  "juvenileSurvivalFraction": 0.80,
  "knownAdultMenIn597BC": 8000,
  "adultMenAndOtherAdultsIn597BC": 9200,
  "juvenileSurvivorsIn597BC": 640,
  "excludedChildrenIn597BC": 160,
  "geography": "Even and odd town indices in the existing Levant cell represent northern and Judean localities. Odd index 1 represents Jerusalem. These are schematic assignments.",
  "destinationCells": {"HaborGozan":135,"HalahProxy":136,"Media":138,"Babylonia":152},
  "assyriaDestinationShares": [0.3333333333333333,0.3333333333333333,0.3333333333333333],
  "movementUnit": "individually selected existing people, without replacement within each event; household travel correlations unresolved",
  "membership": "inherited model community affiliation for general deportations and assembly returns; service groups sampled without an ancestry or affiliation requirement",
  "returnRegister": "42,360 assembly and 7,337 servants. The 200 singers remain a separately recorded category whose overlap is uncertain.",
  "unknownSizes": "40 selected youths in 605 BC. 30% of eligible Judeans in 586 BC, checked against the 832 listed persons after age conversion. Judah is a broad illustrative origin for 582 BC.",
  "ezra": "1,496 listed males modeled as adults, plus separately enumerated 38 male Levite relatives and 220 temple servants. Unnumbered accompanying families remain unquantified.",
  "latePersian": "445 BC journey and 433 BC continuity annotated. Local ten-percent resettlement in 444 BC.",
  "failurePolicy": "Retain an incomplete or excluded attempt if the Exodus anchor, source cohorts, memory guard or survival condition fails. No automatic seed retries.",
  "memoryCeilingBytes": 18000000000,
  "checkpointEveryYears": 100,
  "additionalCheckpoints": ["Exodus","end"],
  "snapshots": "25-year intervals and historical events"
}