{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://palimpsest.info/protocol/regional-data-dump-v1.schema.json",
  "title": "Palimpsest regional research data dump v1",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "schema_version",
    "region",
    "label",
    "generated_at",
    "publication_boundary",
    "captured_news",
    "editorial_evidence",
    "coverage_contract",
    "economic_context",
    "conflict_context",
    "movement_taxonomy",
    "limitations",
    "content_sha256"
  ],
  "properties": {
    "schema_version": {"const": "palimpsest.regional-data-dump.v1"},
    "region": {"enum": ["bri", "gwadar", "balochistan", "myanmar"]},
    "label": {"type": "string", "minLength": 1},
    "generated_at": {"type": "string", "format": "date-time"},
    "publication_boundary": {
      "type": "object",
      "additionalProperties": false,
      "required": ["role", "cross_lane_causality", "missing_value_policy", "article_body_fetching", "person_or_tactical_records"],
      "properties": {
        "role": {"const": "public research context"},
        "cross_lane_causality": {"const": "prohibited"},
        "missing_value_policy": {"const": "unavailable_not_zero"},
        "article_body_fetching": {"const": "prohibited"},
        "person_or_tactical_records": {"const": "excluded"}
      }
    },
    "captured_news": {"$ref": "regional-captured-index-v1.schema.json"},
    "editorial_evidence": {"$ref": "#/$defs/editorial_evidence"},
    "coverage_contract": {"$ref": "#/$defs/coverage_contract"},
    "economic_context": {"$ref": "#/$defs/economic_context"},
    "conflict_context": {"$ref": "#/$defs/conflict_context"},
    "movement_taxonomy": {"type": ["object", "null"]},
    "limitations": {"type": "array", "minItems": 1, "items": {"type": "string", "minLength": 1}},
    "content_sha256": {"$ref": "#/$defs/sha256"}
  },
  "$defs": {
    "sha256": {"type": "string", "pattern": "^[0-9a-f]{64}$"},
    "editorial_evidence": {
      "type": "object",
      "additionalProperties": false,
      "required": ["schema_version", "as_of", "source_sha256", "title", "dek", "sections", "evidence", "method", "limitations"],
      "properties": {
        "schema_version": {"const": "palimpsest.regional-editorial-evidence.v1"},
        "as_of": {"type": "string", "format": "date"},
        "source_sha256": {"$ref": "#/$defs/sha256"},
        "title": {"type": "string", "minLength": 1},
        "dek": {"type": "string", "minLength": 1},
        "sections": {"type": "array", "items": {"type": "object"}},
        "evidence": {"type": "array", "items": {"type": "object"}},
        "method": {"type": "array", "items": {"type": "string", "minLength": 1}},
        "limitations": {"type": "array", "items": {"type": "string", "minLength": 1}}
      }
    },
    "coverage_contract": {
      "type": "object",
      "additionalProperties": false,
      "required": ["artifact_as_of", "targets", "sources", "source_registration_is_observation"],
      "properties": {
        "artifact_as_of": {"type": "string", "format": "date-time"},
        "targets": {"type": "array", "items": {"type": "object"}},
        "sources": {"type": "array", "items": {"type": "object"}},
        "source_registration_is_observation": {"const": false}
      }
    },
    "economic_context": {
      "type": "object",
      "additionalProperties": false,
      "required": ["schema_version", "generated_at", "observations_sha256", "source", "context_policy", "country_codes", "observation_count", "observations"],
      "properties": {
        "schema_version": {"type": "string", "minLength": 1},
        "generated_at": {"type": "string", "format": "date-time"},
        "observations_sha256": {"$ref": "#/$defs/sha256"},
        "source": {"type": "object"},
        "context_policy": {"type": "object"},
        "country_codes": {"type": "array", "uniqueItems": true, "items": {"type": "string", "pattern": "^[A-Z]{3}$"}},
        "observation_count": {"type": "integer", "minimum": 0},
        "observations": {"type": "array", "items": {"type": "object"}}
      }
    },
    "conflict_context": {
      "type": "object",
      "additionalProperties": false,
      "required": ["schema_version", "generated_at", "source", "scope_policy", "country_years_sha256", "conflict_years_sha256", "country_year_count", "conflict_year_count", "country_years", "conflict_years"],
      "properties": {
        "schema_version": {"type": "string", "minLength": 1},
        "generated_at": {"type": "string", "format": "date-time"},
        "source": {"type": "object"},
        "scope_policy": {"type": "object"},
        "country_years_sha256": {"$ref": "#/$defs/sha256"},
        "conflict_years_sha256": {"$ref": "#/$defs/sha256"},
        "country_year_count": {"type": "integer", "minimum": 0},
        "conflict_year_count": {"type": "integer", "minimum": 0},
        "country_years": {"type": "array", "items": {"type": "object"}},
        "conflict_years": {"type": "array", "items": {"type": "object"}}
      }
    }
  }
}