Evidence row 2307967

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/0oy9UO"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d6a2e5f4-8a72-497b-98b7-85c014dc8be8/.well-known/agent-card.json"
    ]
  ],
  "name": "Piamert",
  "owner_address": "0xea27e608f4dc4931d16015a80bbdea61d65bdfaa",
  "raw": {
    "agent_id": "144183",
    "agent_uri": "https://centralcity.ai/a/0oy9UO",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Piamert 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/0oy9UO",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Piamert",
      "registrations": [
        {
          "agentId": 144183,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d6a2e5f4-8a72-497b-98b7-85c014dc8be8/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/0oy9UO",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793664956,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T00:19:39Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Piamert 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/0oy9UO"
}

What the leaf hashes

{"body":"ff6045f8c7ccea51c405939cb21aec0ea77bfb24d923e9e8c918ab40b6c169b4","id":2307967,"kind":"listing","method":"sync.erc8004/1","observed_us":1793665179234281,"prev":2307349,"subject":"erc8004:5042:144183","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. 0x31041e3670ee84fc100b57c68b3423f6f7587b80ec85c20da1191a096217fcd5
2. 0x9b94b4adf142fae5ece572a6a75a146e5ad4748804eca3d94f65b5172197a8c2
3. 0x10dde8b2b6c74e1bc6eb62b95f85620d797bbcda65de716fbf100c761800afc6
4. 0xd49cacddfe22f20017af9a152dd0e18df1f2950b2d4d070db60de0c6607296cc
5. 0xb6cc954fe2c13cfbf58f7301e4748cfb957c4520a107a02c92afe3e62e67d81b
6. 0xf658b3e6b14813b150856fe986670f34b09b8d998185ac23cc0a2c3cc6d72a49
7. 0xa882f7ed1fb004495ff7d356f72fbfe7564fcba4cde345f3171f71f637d8d31b
8. 0x2207e20a057ecf386cfd23c4943451357d1808f2ba7cf606938c460dbb19ceb5
9. 0xe08431f280ab104f0c18dd03180c0dcbf4fd125226521bcaee1e7108110b5ca8
10. 0x7ea21c2932576eb4f7220abf00cae15c57b2ba101538139dd2f1342e6ac30e90
11. 0x7bc4add827d2fae2a025d6371f526c7310a02640d9338082418a3b32ea6d115e
12. 0xae2f2873a88ca5db58107135725dc5d5c62ade72fddbb335579948add9e9e7f4
13. 0x2f64dbba88ce60f5cad9ef597b99adbf687838c05ce885ed581fa95aaf9b1a3f
14. 0x2498d172c194baddb2b78ac926b7c8da79833909dc2801e4c25af0c0eeca0f3d
15. 0x3553ea75bcf78135f26289b22fcb05dd562af750aceb74fae97aaa66ea2adb8b
16. 0xb1804d44f1a591de3b8b8db8fe72e8ab6695e6d154862ee8ea77b6ac2b43b67d
17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7