{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "urn:ud:quadrature-evidence:1",
  "title": "UD quadrature evidence packet structure v0.1",
  "description": "Structural JSON schema. Exact units/bounds, profile matching, byte hashes, review allowlist, dependency acyclicity and provenance constraints are additionally enforced by admit.py. No empirical admission.",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "format",
    "profile",
    "synthetic_fixture",
    "artifacts",
    "evidence"
  ],
  "properties": {
    "format": {
      "const": "UD_QUADRATURE_EVIDENCE_1"
    },
    "profile": {
      "type": "object"
    },
    "synthetic_fixture": {
      "type": "boolean"
    },
    "artifacts": {
      "type": "object",
      "additionalProperties": {
        "type": "string",
        "maxLength": 199999
      }
    },
    "evidence": {
      "type": "array",
      "maxItems": 100,
      "items": {
        "type": "object",
        "additionalProperties": false,
        "required": [
          "id",
          "path",
          "sha256"
        ],
        "properties": {
          "id": {
            "type": "string",
            "pattern": "^[A-Za-z][A-Za-z0-9_]{0,63}$"
          },
          "path": {
            "type": "string"
          },
          "sha256": {
            "type": "string",
            "pattern": "^[0-9a-f]{64}$"
          }
        }
      }
    }
  }
}