Evidence row 2283802

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/7qtVp5"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/9573a0aa-f237-40a8-b57f-0508f4eee200/.well-known/agent-card.json"
    ]
  ],
  "name": "Brasset",
  "owner_address": "0xcbe9f625aea13ee460c7e1043b543fa6d55a524b",
  "raw": {
    "agent_id": "134742",
    "agent_uri": "https://centralcity.ai/a/7qtVp5",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brasset 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/7qtVp5",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brasset",
      "registrations": [
        {
          "agentId": 134742,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/9573a0aa-f237-40a8-b57f-0508f4eee200/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/7qtVp5",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793655051,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T21:34:33Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brasset 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/7qtVp5"
}

What the leaf hashes

{"body":"acb04458c35bad3be6a9b5c58e93b09dd7c37cfc3756ae767160de42872f391c","id":2283802,"kind":"listing","method":"sync.erc8004/1","observed_us":1793655273931598,"prev":null,"subject":"erc8004:5042:134742","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. 0x37d8329b67a8b3494df6ee6f315cf338b386855e100fd74fcdc747ead089efc2
2. 0x9071485b0a0410bff023e4cba24c74127a84782af058e7e3bf20b15767e2ed37
3. 0x959f830829fcfaef07b0afe4775b862bb3325105d290e2fb661b8510a6c8db28
4. 0x034753d9b67c0f799cb0f84a4a6dccb7d0f92ca37a5d56866048f226eeda50f2
5. 0x31947f643334e70a3dc894c8d5e9b315a3d7b3782fb65cb82073ae917d0efea2
6. 0x1a593d43420952d601ac20629f20872c0331f170dff9a1b3c7a165f8731ba950
7. 0x33df82c59414a76c81ccd13c27d1c5dcab2fcd949d5ca714056e9fa301e10543
8. 0xe215bf8933b7213ae59cc31a17cefa0092d9b76fb70635e08b333e94c47ea33e
9. 0x82a77a3b7fb3e259e168eca93de1cad4fd002e558d38b8821b506d1e72e706f6
10. 0x137d5c330b16dcd426476e846be1b09e317fbef5cf30e3c22b601503c7e249f8
11. 0x9d12d652d78e0fd7c35f4926078c2643d24efffaabb4413e240035a200894add
12. 0x4447e402cea61275117ac4e9975eae04626bad327ccc4f13f5d1b453b487c0d6
13. 0xa0e5887b42201f4bffeb4ff69bd41372cabcdfc84eaf669d71bc4550864cf581
14. 0xeda95b8bf6c7d0b27dc5b32d6a6006255f41e0f6bbe80842a49daa792f4de811
15. 0x464ce6fe060d0a6c4e810b71501e55084086148f7daf393caa14462b1a777022
16. 0xd42916b5c6441e9c8d91ff91715af1489cb83dee26d47e7da107caa4d2a68b65
17. 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af