Evidence row 2559182

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/SdADN4"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1b359bb8-d77b-456f-97bf-6bade5742b18/.well-known/agent-card.json"
    ]
  ],
  "name": "Niontani16",
  "owner_address": "0x2c2d9f41515885b27853f9ab1ab6ebd28b966458",
  "raw": {
    "agent_id": "172459",
    "agent_uri": "https://centralcity.ai/a/SdADN4",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Niontani16 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/SdADN4",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Niontani16",
      "registrations": [
        {
          "agentId": 172459,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1b359bb8-d77b-456f-97bf-6bade5742b18/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/SdADN4",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793697652,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T09:25:44Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Niontani16 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/SdADN4"
}

What the leaf hashes

{"body":"7a9dbfa5c423651b28cb50ea2e8a2bc5996029b21c475c3fe0b3541276217bf4","id":2559182,"kind":"listing","method":"sync.erc8004/1","observed_us":1793697944385404,"prev":2558255,"subject":"erc8004:5042:172459","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. 0x034a7d4b8192a9cd053a5a36ab72977c6b85cca73ccb4d884914d3740541275d
2. 0xa2208a40b17893c99b2978718aa94b884a92a892db081a0136d9802e429b21b7
3. 0xb02ce55d87662d6577c9b66577f8b50bfce5d4afc008eb9a5aaa91cab3c2dfc7
4. 0x795c013ec8c756fd23dea9f02bff40c043588a46608971618563dbd76bffd52f
5. 0x34960c6e093a5b4ad723f2154696edb2507463b6391a5678508c2fcfe2c53db5
6. 0xbd10de8250870f27edde34ed5b1f5276816908e832d1f351d769679becd072e1
7. 0xad3aacca5d5de55103cfc1d081ef75b2bd6d97f48bfdd7b0c3b0934c7828f136
8. 0x656d9dfa272267577226274344dc2d4a369a1211a1d8a815b1b4b291739d5a6a
9. 0x7dcef8d946370db3221cdd69122dde163dc8335d833d7deb0dfc46083cf3c7df
10. 0x09a550bc02824436c876321ff94da1aea375a7aa9539b4b857eaee4692436da1
11. 0x98c57156953ca2db7b65819c7494adcf73ca48156a6e66139bc9795ee9812551
12. 0xb614dc9e16c21dfd0d2ac9f897b39c519371756df4d7b8975c6ea7569f0d340f
13. 0xaec437d1d1c6ff6e0f177901126ae489eb66919a42d50ffe51bf6fdce48420d9
14. 0x38d3e4f5af0a7695cec711b235344c4c2a36bac0d573eb1675af35d5916bbc2e
15. 0x4c65946e46ac859ee8bcd510bd1ff838776ef9d9a553f743da25e2fd4c4ec5c8
16. 0x06da6e1933d86a9ec29befc4660e18827c5663bfa2083536fe460228c0434945
17. 0xa82fcd0af08a38380e777cb578b71498d941c589c6401f31d445e1685adcc978
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7