Evidence row 2567994

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/0HBfVu"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f0f7e910-6581-4ba1-97d8-605ab0926c32/.well-known/agent-card.json"
    ]
  ],
  "name": "Fiaker",
  "owner_address": "0xfe5298998570f544e9bfb4a4a2fa7f3b2c709ed9",
  "raw": {
    "agent_id": "177346",
    "agent_uri": "https://centralcity.ai/a/0HBfVu",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fiaker is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/0HBfVu",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fiaker",
      "registrations": [
        {
          "agentId": 177346,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f0f7e910-6581-4ba1-97d8-605ab0926c32/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/0HBfVu",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793702931,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T10:50:06Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fiaker is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/0HBfVu"
}

What the leaf hashes

{"body":"87783b211589f422502efc6afaab5bae5644d23cb016750a011555a81cdc75b5","id":2567994,"kind":"listing","method":"sync.erc8004/1","observed_us":1793703006043503,"prev":null,"subject":"erc8004:5042:177346","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0x99cda7f95b031c28b5ae6ae31d37e6f7828021db75918bab7ae39424f46dfb0a
2. 0x6a858e3ea9b9a2593d2ba72871b3cb3c6357d7e44dd8c8541edb9eeeeb5adb20
3. 0xf89aa959a8eac4110bd27868e57b1b2b4e3b8d4f8d69bfdb2e723f365f486167
4. 0x6e33c8b0ace09858884754d5d6f885ebc501702f64ce003d8d273658b525ec88
5. 0xe74816c59bc893dacf5bf4c544fbc00850fc134598b9ebd7c4658347309dbcbd
6. 0x7a9d288793b24de9a21724aa7eb706de316c5d7828cd639b05fcfe1e173c37ee
7. 0x44da513465f941fcaa2af2e8c6f000ba0267121d6e5651893706aa9cb22e3378
8. 0x57c2e3f098a16563413d21b15faeb047a01dc8ebe80126328b18e8bd8d14a120
9. 0xa00eb13f8913217f6e5d288b6e5f5aa129d613758c86ddf96e5af6156e020f53
10. 0x5be0998ac95007d3d0d1b0bec0127a16010c3fc4265492a8cecd3ec5f6a3e572
11. 0x7213abc3b073b11e10ab782304691b87f942a9b7a8039cdf65b5779d776039c5
12. 0xe96c3e9661ba818444523b64b69e1c93799e202d182e14e10495bf7bc6acf0d6
13. 0x047541275fbded65ddbf146d04bc8eb09e9b534f8e8c3e57ae4e8bfffd8bcb21
14. 0x7657cb1e96189305f3276517cf3716f7cacdef06e4b876b60d2c0bd8b60fda96
15. 0xbdd3407977f70b26d0af6e874d984fe982a78bf95057b70049009db10e525ebc
16. 0x77587d79b39ec04901214373cabf0c9651bc2cf065dc080615a260064314c4a5
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7