{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://github.com/michaeljabbour/amplifier-bundle-imagen/schemas/artifact-manifest.schema.json",
  "title": "Imagen artifact manifest",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "schema_version",
    "artifact_id",
    "path",
    "sha256",
    "created_at",
    "provider",
    "model",
    "parameters",
    "sources",
    "rights",
    "qa",
    "accessibility"
  ],
  "properties": {
    "schema_version": { "const": "1.0" },
    "artifact_id": { "type": "string", "minLength": 1 },
    "parent_artifact_id": { "type": ["string", "null"] },
    "path": { "type": "string", "minLength": 1 },
    "sha256": { "type": "string", "pattern": "^[a-fA-F0-9]{64}$" },
    "created_at": { "type": "string", "format": "date-time" },
    "provider": { "type": "string", "minLength": 1 },
    "model": { "type": "string", "minLength": 1 },
    "request_id": { "type": ["string", "null"] },
    "conversation_id": { "type": ["string", "null"] },
    "prompt": { "type": "string" },
    "prompt_sha256": { "type": "string", "pattern": "^[a-fA-F0-9]{64}$" },
    "parameters": { "type": "object" },
    "sources": {
      "type": "array",
      "items": {
        "type": "object",
        "additionalProperties": false,
        "required": ["source_id", "sha256", "role"],
        "properties": {
          "source_id": { "type": "string", "minLength": 1 },
          "sha256": { "type": "string", "pattern": "^[a-fA-F0-9]{64}$" },
          "role": { "type": "string", "minLength": 1 }
        }
      }
    },
    "rights": {
      "type": "object",
      "additionalProperties": false,
      "required": ["assertion", "consent_confirmed", "synthetic_disclosure"],
      "properties": {
        "assertion": { "type": "string", "minLength": 1 },
        "consent_confirmed": { "type": ["boolean", "null"] },
        "synthetic_disclosure": { "type": "string", "minLength": 1 }
      }
    },
    "qa": {
      "type": "object",
      "additionalProperties": false,
      "required": ["status", "checked_artifact_sha256", "checks"],
      "properties": {
        "status": { "enum": ["pending", "passed", "failed", "waived"] },
        "checked_artifact_sha256": { "type": "string", "pattern": "^[a-fA-F0-9]{64}$" },
        "checks": { "type": "array", "items": { "type": "string" } },
        "approver": { "type": ["string", "null"] },
        "limitations": { "type": "array", "items": { "type": "string" } }
      }
    },
    "accessibility": {
      "type": "object",
      "additionalProperties": false,
      "required": ["alt_text", "literal_text_transcript"],
      "properties": {
        "alt_text": { "type": "string", "minLength": 1 },
        "literal_text_transcript": { "type": "string" }
      }
    },
    "provenance_signals": {
      "type": "array",
      "items": { "enum": ["synthid", "c2pa", "other-verified"] },
      "uniqueItems": true
    },
    "metadata_removed_and_verified": { "type": "boolean" }
  },
  "anyOf": [
    { "required": ["prompt"] },
    { "required": ["prompt_sha256"] }
  ]
}