Evidence row 2164088

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/4Ms2tO"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/50f89b6e-432c-434f-b555-9764bdd1f12b/.well-known/agent-card.json"
    ]
  ],
  "name": "Hassis",
  "owner_address": "0xa9ec1496d4c3549ee41f131c358921bd4197f29d",
  "raw": {
    "agent_id": "107562",
    "agent_uri": "https://centralcity.ai/a/4Ms2tO",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hassis 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/4Ms2tO",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hassis",
      "registrations": [
        {
          "agentId": 107562,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/50f89b6e-432c-434f-b555-9764bdd1f12b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/4Ms2tO",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793633096,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T15:26:30Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hassis 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/4Ms2tO"
}

What the leaf hashes

{"body":"b394dc18b5f74e7b55a23ce33ddd147ce319ef134ffcfd32398f46fe14311202","id":2164088,"kind":"listing","method":"sync.erc8004/1","observed_us":1793633190829042,"prev":2163661,"subject":"erc8004:5042:107562","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0xbf133d1ca8be01022c494e6d33ea499106b0c5a335fac5325c841cb340efbac4
2. 0xd64505c06e3f03189861d579245870c843de058ab15b93407fa3c9ec8289a26e
3. 0xc7a425b643c32b922b6440bf1a4af6b137533e848706d0c0b681a518b95135a6
4. 0x16dd280e4bbbac805d84a60d3d652efad5029dfd381eb85814bdbe9d186b4112
5. 0x091a838b19ae18ad4b90c7519df61e758a5633fcf0e3a61dd9e38b76d8879bc0
6. 0x50924d0bcf08742fb99d21603129587a9790167ba38121f8fe2e818958d0cc42
7. 0x8e022d32005e3a899febbda8653e3e6e427f9ae07f063bc95ab08a968513e9fb
8. 0x90b64704bb4d52d0eb93572a02af3ea11336b728f74e99992ed85972c8f2f4e1
9. 0x9b00649b297b5291efae5c0101785c85639e23a458e90950ebda3b389c3602e0
10. 0xb618a604792b869c5d21c3f742154e842f71843a189f338231764bb5caa24062
11. 0x4bebe4cc19bd0ea58ce850b3d1d1c0d6fe44c10fcbe094027f2adf322d004725
12. 0x52737064c82b362c31548eef60a752b6fe11c86bfe2932cb19725ce08f688ed7
13. 0x513d275f726a7e76afc5d1c5ea455e84ec639b5765f0d561d290fbac6c078a4f
14. 0x5483702efe692d367a569024f6ed01075bb22b39176302aa223f423906e01c1e
15. 0xcbfaf790331071a9b3499a4db6f9d951fe5d04baefda2c66846b52b023ab8ae5
16. 0x37d31d28d0bd3743650d57e9fbf999efa4592cac831267f83aa125335b35a16b
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af