{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "Production AI control evidence candidate schema",
  "description": "Candidate row contract for evidence inventories. It does not express a compliance score or certification.",
  "type": "object",
  "additionalProperties": false,
  "required": ["control_id", "decision_job", "risk", "system_boundary", "action", "evidence_type", "owner_role", "change_trigger", "rollback", "source_asset_id", "source_url", "source_commit_sha", "source_data_hash", "source_version", "review_status", "verified_at", "limitations", "status"],
  "properties": {
    "control_id": {"type": "string", "minLength": 1},
    "decision_job": {"const": "RELEASE_EVIDENCE"},
    "risk": {"type": "string", "minLength": 1},
    "system_boundary": {"type": "string", "minLength": 1},
    "action": {"type": "string", "minLength": 1},
    "evidence_type": {"type": "array", "minItems": 1, "items": {"type": "string", "minLength": 1}},
    "owner_role": {"type": "string", "minLength": 1},
    "change_trigger": {"type": "string", "minLength": 1},
    "rollback": {"type": "string", "minLength": 1},
    "source_asset_id": {"type": "string", "minLength": 1},
    "source_url": {"type": "string", "format": "uri", "pattern": "^https://"},
    "source_commit_sha": {"type": "string", "pattern": "^[0-9a-f]{40}$"},
    "source_data_hash": {"type": "string", "pattern": "^sha256:[0-9a-f]{64}$"},
    "source_version": {"type": "string", "minLength": 1},
    "review_status": {"type": "string", "enum": ["REVIEWED", "DISPUTED"]},
    "verified_at": {"type": "string", "format": "date-time"},
    "limitations": {"type": "array", "minItems": 1, "items": {"type": "string", "minLength": 1}},
    "status": {"type": "string", "enum": ["ACTIVE", "DISPUTED", "DEPRECATED"]}
  }
}