{
  "id": "ulid-01J000REACH000000000000000",
  "tenant": "urn:tenant:demo",
  "subject": "service://demo-api",
  "signal_type": "reachability",
  "source": "signals",
  "evidence": [
    {
      "kind": "runtime",
      "uri": "cas://runtime-facts/123",
      "digest": "sha256:cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc"
    },
    {
      "kind": "attestation",
      "uri": "cas://attestations/abc",
      "digest": "sha256:dddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd"
    }
  ],
  "provenance": {
    "pipeline": "build:reachability-001",
    "inputs": [
      "sha256:eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee"
    ],
    "signer": "sigkey:runtime",
    "transparency": {
      "rekor_uuid": "a1b2c3d4",
      "skip_reason": null
    }
  },
  "created": "2025-11-19T12:00:00Z"
}