{
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  "receipt_id": "synthetic-20260912-0001",
  "observed_at": "2026-09-12T08:15:00Z",
  "subject": {
    "service": "synthetic-openai-compatible-router",
    "service_revision": "fixture-1",
    "relationship": "independent_measurement",
    "provider_declared": "provider-a",
    "model_declared": "model-a"
  },
  "request": {
    "sha256": "8c67ddc041f46ea0b81ca84d2024bb2894ee59ef8e574f455b20d1d1cf5fe66f",
    "frozen_bank_id": "route-fixture-v0.1",
    "content_retained": false
  },
  "route_policy": {
    "policy_sha256": "d110cf3ca67e57a73f0257c38b98a3e38bf9c0d1474ee9c85c9c75eba91ac4d8",
    "data_collection": "deny",
    "zero_data_retention": "required",
    "region_constraint": "eu",
    "provider_allowlist": ["provider-a"],
    "provider_blocklist": []
  },
  "execution": {
    "status": "completed",
    "provider_observed": "provider-a",
    "model_observed": "model-a-2026-09",
    "fallback_observed": false,
    "region_observed": null,
    "latency_ms": 842,
    "cost_usd": null,
    "usage": {
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      "output_tokens": 7,
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  "evidence": {
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    "transport_trace_id": "synthetic-trace-0001",
    "source_urls": ["https://councilof.ai/interop/route-receipt.schema.json"],
    "limitations": [
      "Synthetic fixture only; no live provider or model was measured.",
      "Region and orchestration-token observations were unavailable."
    ]
  },
  "disclosure": {
    "route_identity": "public",
    "request_content": "withheld_digest_only",
    "response_content": "withheld_digest_only",
    "independence_note": "Fixture demonstrates the record format only. It is not a provider endorsement, partnership, certification, or production measurement."
  },
  "integrity": {
    "payload_sha256": null,
    "signature": { "algorithm": "none", "kid": null, "value": null },
    "root": { "sha256": null, "inclusion_proof_url": null, "anchor_status": "unsubmitted" },
    "corrections_url": "https://councilof.ai/api/corrections"
  }
}