{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://kungfu.link/schemas/buildchain/v4-publication-qualification-v1.schema.json",
  "title": "Buildchain v4 Publication Qualification Receipt",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "schema",
    "repository",
    "candidateRoot",
    "sourceSha",
    "sourceRoot",
    "policyDigest",
    "artifacts",
    "issuedAt",
    "expiresAt",
    "artifactRoot",
    "receiptRoot"
  ],
  "properties": {
    "schema": { "const": "kungfu.buildchain.v4-publication-qualification/v1" },
    "repository": { "type": "string", "pattern": "^[^/\\s]+/[^/\\s]+$" },
    "candidateRoot": { "$ref": "#/$defs/root" },
    "sourceSha": { "type": "string", "pattern": "^[0-9a-f]{40}$" },
    "sourceRoot": { "$ref": "#/$defs/root" },
    "policyDigest": { "$ref": "#/$defs/root" },
    "artifacts": {
      "type": "array",
      "minItems": 1,
      "items": { "$ref": "#/$defs/artifact" }
    },
    "issuedAt": { "type": "string", "format": "date-time" },
    "expiresAt": { "type": "string", "format": "date-time" },
    "artifactRoot": { "$ref": "#/$defs/root" },
    "receiptRoot": { "$ref": "#/$defs/root" }
  },
  "$defs": {
    "root": { "type": "string", "pattern": "^sha256:[0-9a-f]{64}$" },
    "artifact": {
      "type": "object",
      "additionalProperties": false,
      "required": ["role", "platform", "artifactRoot", "manifestRoot"],
      "properties": {
        "role": { "type": "string", "minLength": 1 },
        "platform": { "type": "string", "minLength": 1 },
        "artifactRoot": { "$ref": "#/$defs/root" },
        "manifestRoot": { "$ref": "#/$defs/root" }
      }
    }
  }
}