Evidence row 2503680

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/alNkwY"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/4d5b3d69-b7ca-4e85-8c60-d717f6281850/.well-known/agent-card.json"
    ]
  ],
  "name": "Gontino",
  "owner_address": "0xeb7d5c634455c343c1e89e035af49b8e14d59561",
  "raw": {
    "agent_id": "150388",
    "agent_uri": "https://centralcity.ai/a/alNkwY",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Gontino 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/alNkwY",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Gontino",
      "registrations": [
        {
          "agentId": 150388,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/4d5b3d69-b7ca-4e85-8c60-d717f6281850/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/alNkwY",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793671704,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T02:09:11Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Gontino 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/alNkwY"
}

What the leaf hashes

{"body":"9c4245ebb8e1a8eb2cafca2d7163d3e07c8eebeef0fb4642189a24add48e6e84","id":2503680,"kind":"listing","method":"sync.erc8004/1","observed_us":1793671751482802,"prev":null,"subject":"erc8004:5042:150388","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. 0x34af47c0031b4ff0403b8668f60d8d962f193ee3859aa24d59f0b1e5ee298f7d
2. 0x91762917b08dab26632aeb52013f94ade247dd2fb8605015cfcd33eb64745765
3. 0x41963e0e8aea1b87f5a44142e31e5a8cc160d075716b84f8770ebc45812f5294
4. 0x3414b7fbdbdfdf7ff6f4d3ffad6c68068306d5432b5069989984dc1285d71157
5. 0x331d4bde4dff2591883e57a943814bbd266bc33c3db762c6b117f0e890ab4324
6. 0xc76fd92b03ddec8afcace4b58edc01a5df6104961ae40f1525cbf9d9a9cf9118
7. 0x00f0b549367c605917c2f9abfd53610582790ccff591be4e6cb4fcb22a7cbd6c
8. 0x9f3514bc52d5a306c0de25979285671d8202e1b22eb386f6b022f7ce166d4759
9. 0x83c33e81bb2a8056a43977e61a2cc40386c3a819f7e4970c69d6a553be6a5838
10. 0xcecbb25adc2825a2a6bb09519743818d6c5042bffbca350b1933037305eb4f23
11. 0xb0fb4a253f3aee295584d10121fa98de6bad82a670835e2131359684dfe89a62
12. 0xcfd9446c90f7bb6597850caf8f11253e5ca7e0cdd95d04137a924f1c4ecddcfc
13. 0x013a4e21b3841f82a4251c6d3dbec726e8806f20823e735f7a5fb54b861e55a6
14. 0xe2bf4675db929800e127e8a752f51484d14d8f7a9d806273bdc68a1dfd125e44
15. 0xb1fe1f6398b7faed977bc6cc75b0a8404ef5a6cb386ca30aebdb7450b7bb6dbe
16. 0xb1804d44f1a591de3b8b8db8fe72e8ab6695e6d154862ee8ea77b6ac2b43b67d
17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7