{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://wanxiang.ai/contracts/play-loop/reference-asset-verification-receipt.schema.json",
  "title": "ReferenceAssetVerificationReceiptV1",
  "description": "ReferenceAssetVerificationReceipt/1。冻结可信 registry、policy、verifier、root、record 和双身份制品/清单的完整验证闭包；expected 与 observed 的 registry/artifact/manifest hash 必须由语义层逐项相等。",
  "type": "object",
  "required": [
    "schemaVersion", "receiptId", "releaseRef", "registryVersion",
    "expectedRegistryHash", "observedRegistryHash", "policyHash", "verifierVersion",
    "trustedRootId", "recordId", "role", "consumerRef", "artifactRef",
    "consumptionManifestRef", "expected", "observed", "finalSnapshotHash"
  ],
  "properties": {
    "schemaVersion": { "const": "ReferenceAssetVerificationReceipt/1" },
    "receiptId": {
      "type": "string",
      "pattern": "^[A-Za-z0-9_][A-Za-z0-9._-]*$"
    },
    "releaseRef": { "$ref": "#/$defs/relativePath" },
    "registryVersion": { "type": "string", "minLength": 1 },
    "expectedRegistryHash": { "$ref": "#/$defs/sha256" },
    "observedRegistryHash": { "$ref": "#/$defs/sha256" },
    "policyHash": { "$ref": "#/$defs/sha256" },
    "verifierVersion": {
      "type": "string",
      "pattern": "^[A-Za-z][A-Za-z0-9._-]*/[0-9]+\\.[0-9]+\\.[0-9]+$"
    },
    "trustedRootId": {
      "type": "string",
      "pattern": "^[A-Za-z0-9_][A-Za-z0-9._:-]*$"
    },
    "recordId": {
      "type": "string",
      "pattern": "^[A-Za-z0-9_][A-Za-z0-9._-]*$"
    },
    "role": {
      "enum": ["harness_fixture", "prompt_eval_gold", "generation_exemplar", "game_content_gold"]
    },
    "consumerRef": { "type": "string", "minLength": 1 },
    "artifactRef": { "$ref": "#/$defs/relativePath" },
    "consumptionManifestRef": { "$ref": "#/$defs/relativePath" },
    "expected": { "$ref": "#/$defs/hashColumns" },
    "observed": { "$ref": "#/$defs/hashColumns" },
    "finalSnapshotHash": { "$ref": "#/$defs/sha256" }
  },
  "additionalProperties": false,
  "$defs": {
    "hashColumns": {
      "type": "object",
      "required": ["artifactHash", "consumptionManifestHash"],
      "properties": {
        "artifactHash": { "$ref": "#/$defs/sha256" },
        "consumptionManifestHash": { "$ref": "#/$defs/sha256" }
      },
      "additionalProperties": false
    },
    "sha256": {
      "type": "string",
      "pattern": "^[0-9a-f]{64}$"
    },
    "relativePath": {
      "type": "string",
      "minLength": 1,
      "maxLength": 1024,
      "pattern": "^(?!/)(?!.*//)(?!.*(?:^|/)\\.{1,2}(?:/|$))(?!.*\\\\).+$"
    }
  }
}