Evidence row 3043670

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/TUjq0w"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/6646408c-255f-4c1c-8736-c24e920d4a2c/.well-known/agent-card.json"
    ]
  ],
  "name": "Timpano",
  "owner_address": "0x97c5b004272c524bc76f15e259be9e71519787ad",
  "raw": {
    "agent_id": "271465",
    "agent_uri": "https://centralcity.ai/a/TUjq0w",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Timpano 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/TUjq0w",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Timpano",
      "registrations": [
        {
          "agentId": 271465,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/6646408c-255f-4c1c-8736-c24e920d4a2c/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/TUjq0w",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793815097,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T18:03:23Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Timpano 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/TUjq0w"
}

What the leaf hashes

{"body":"caeccd6d776c0f8a9e130ecdef97d4e0f2e046c3f4ec606c4430fb3e81676a0f","id":3043670,"kind":"listing","method":"sync.erc8004/1","observed_us":1793815403004866,"prev":null,"subject":"erc8004:5042:271465","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x591208d691801017542588a0d2262601963bc8ffecaecf58104748c6de3ec8cb
2. 0xfb49fd920ccf1997e6decbd737d6e85f05c6a6da4b985cd11d320a57b60e9f2b
3. 0x4d12b79d2ed73ffc83328db7dffc59e882b35566d4f4add1f5508e344b5d5ba7
4. 0xadf89e229eaf2f6efed9301cf6bc02028e072392d0725cdf1979fb428b35420e
5. 0x053679a23af3a18afa1b2b149091259811355568d5cdcbd6cd126794f5d8a0bb
6. 0x9ab4be6530e628226a86a04eed0f97e0241ffd0daa96a96e9969112841234e1f
7. 0xf98113f977390c362290e0fc5699e49da80851114aa1edecce774d6a9735b245
8. 0x405c7c459196e5e52ed0880c5dab979a3d44678669a2cdb05b8a85f797544a28
9. 0x85120564f13552989e72a1c645265121663f021c59fbb091840977c0e5ce5929
10. 0x26d1d1f1675ecc49a192034a4c255073115ba4abacf88614f518a10760635d14
11. 0x892235f1aa97a81cf7763188204bda5225956582d487e290715069be2d62d45d
12. 0xea3a65b940957290f1df68a6aa5bcdfc041e6656e9c06ba5ed96ee4f8397e93b
13. 0x1187ab9017834f209eb10861bed61cd5a4620a57e7c1363d9d9dc30898fb63ad
14. 0x9e77f63ad84a9a7f4ec5bd22587b7426172f805d9542bc37a0e6eb7a5819d762
15. 0xef57a5030e9f74924772ed82f2ec9d81269d0f11488e66c967d5fe90d002634f
16. 0x5c295f44fee7844fe001921189101c73d5ab26f05805bf5587a5f0e5ee351912
17. 0xd8e00ce5342a08a947d0a4806e7254d076614766392d88153d93cf58ae69cf8b
18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345