{
  "schema": "cartulary/evidence-bundle/0.1",
  "environment": "simulated",
  "payment": {
    "id": "626bd16f-f9a9-44c9-a349-18836a2c654b",
    "reference": "PX-584204",
    "amount": "32.459778",
    "currency": "USD",
    "instrument": "USDC (Base)",
    "agent": "compute-buyer",
    "principal": "Bishopsgate Treasury Ltd",
    "counterparty": "Vector Inference Ltd",
    "jurisdiction": "GB",
    "state": "refused",
    "created_at": "2026-10-23T10:43:55.536Z"
  },
  "receipts": [
    {
      "payment_id": "626bd16f-f9a9-44c9-a349-18836a2c654b",
      "env": "simulated",
      "seq": 1,
      "event_type": "initiated",
      "actor": "agent:compute-buyer",
      "payload": {
        "amount": "32.459778",
        "mandate": "bd2e71c8-f9c5-4ed3-9b65-b44d131c7c49",
        "currency": "USD",
        "protocol": "x402",
        "instrument": "usdc-base",
        "counterparty": "Vector Inference Ltd",
        "external_ref": "PX-584204"
      },
      "prev_hash": null,
      "hash": "ed25c89c302c7c4ef5c9055ae7a4678b93dd44d0d1406383476c4eff61ab0abb",
      "created_at": "2026-10-23T10:43:55.536Z"
    },
    {
      "payment_id": "626bd16f-f9a9-44c9-a349-18836a2c654b",
      "env": "simulated",
      "seq": 2,
      "event_type": "refused",
      "actor": "cartulary:policy",
      "payload": {
        "rule": "per_transaction_limit",
        "limit": "25.000000",
        "attempted": "32.459778",
        "rules_hash": "9c4f3b9707af0a5ed640754df7ff27c7c7e1371703a52a2ea0684663a0eacdd1",
        "policy_version": 3
      },
      "prev_hash": "ed25c89c302c7c4ef5c9055ae7a4678b93dd44d0d1406383476c4eff61ab0abb",
      "hash": "2f5b23021805d3e8aca2809a38f3e229ed287761be35bc501ee2079f015b6036",
      "created_at": "2026-10-23T10:43:56.536Z"
    }
  ],
  "verification": {
    "algorithm": "SHA-256 over RFC 8785 canonical JSON",
    "receipts": 2,
    "chain_intact": true,
    "verified_at": "2026-10-23T13:14:55.986Z"
  }
}