{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://thinkloom.app/schemas/provenance/1.0/provenance-policy.schema.json",
  "title": "Provenance policy",
  "description": "Prospective project retention, protection, and export defaults.",
  "type": "object",
  "properties": {
    "schema_version": {
      "const": "1.0"
    },
    "policy_id": {
      "type": "string",
      "pattern": "^policy_[0-9A-HJKMNP-TV-Z]{26}$"
    },
    "project_id": {
      "type": "string",
      "pattern": "^project_[0-9A-HJKMNP-TV-Z]{26}$"
    },
    "retention_mode": {
      "enum": [
        "minimal",
        "full_private"
      ]
    },
    "encryption_mode": {
      "enum": [
        "none",
        "protected"
      ]
    },
    "default_export_profile": {
      "enum": [
        "full",
        "sanitized"
      ]
    },
    "effective_at": {
      "type": "string",
      "format": "date-time",
      "pattern": "^\\d{4}-\\d{2}-\\d{2}T\\d{2}:\\d{2}:\\d{2}\\.\\d{3}Z$"
    }
  },
  "required": [
    "schema_version",
    "policy_id",
    "project_id",
    "retention_mode",
    "encryption_mode",
    "default_export_profile",
    "effective_at"
  ],
  "additionalProperties": false,
  "examples": [
    {
      "schema_version": "1.0",
      "policy_id": "policy_01J0000000000000000000000H",
      "project_id": "project_01J00000000000000000000001",
      "retention_mode": "minimal",
      "encryption_mode": "none",
      "default_export_profile": "sanitized",
      "effective_at": "2026-07-17T18:42:10.123Z"
    }
  ]
}