Evidence row 2197287

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/wK9zFT"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/585aa72a-3b51-4e1c-8854-1164895241b8/.well-known/agent-card.json"
    ]
  ],
  "name": "Brezon",
  "owner_address": "0x69330f7609cdd089c85830c24c719657fa7e1dc0",
  "raw": {
    "agent_id": "124495",
    "agent_uri": "https://centralcity.ai/a/wK9zFT",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brezon 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/wK9zFT",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brezon",
      "registrations": [
        {
          "agentId": 124495,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/585aa72a-3b51-4e1c-8854-1164895241b8/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/wK9zFT",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793646110,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T19:07:21Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brezon 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/wK9zFT"
}

What the leaf hashes

{"body":"58e254435df98c2db0f04533275b9c88845899ca90e590fccf0b47dc0d74437d","id":2197287,"kind":"listing","method":"sync.erc8004/1","observed_us":1793646441468122,"prev":2196832,"subject":"erc8004:5042:124495","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. 0x2c85104bd7e02d01dff86f960ce62f47c490a476390786b7c83382a7a3064621
2. 0x2f5ebcd75af0ceda2b1ec5c8900fa97b421c2f97ea38a1573e4c773c072fe74a
3. 0xbf7f55b305a53e94b801db19275417c0fb0a2182ed7f13ea8a9ddac898d556ab
4. 0x4fd3e8060b7af2454cd6ca4519112dd97665ff89426363809287bc989d51a5a7
5. 0xfc045754b148c7252a8ad9faa325edc5512e08e0144ace57b9804a96d42e6149
6. 0xe55db508b1fb4525cc085f54495522d97f0ad36f9185ed66522a9876fa5efe9a
7. 0xb9ee635ffe79c3ead46f48ff91d5b3ba50f8998f2d40ac9fe9f2f00a686135a9
8. 0x470f7dd82156d309fde66d8f344ffa22d823808bb2bb95171c2c81c528f21f7c
9. 0x13947754973c7fdd106e782e2129fabbc2d9f5a16af4112471bea0cfd8be10bb
10. 0x81b4a81aafe9b0a82b665a104374ef825c6152eeaa8b07e0fb40d7534f477c22
11. 0x2bd69db067e141defea23a9fdb004b1bd6b05d176db7b580c856e30ca4cb1eba
12. 0xb428466fde94278d2667279c042debfdb8e243ad01fd69fdb5ab640b257ec942
13. 0xdb8f582c0e06dcc12f31eb42bfcf649e95cea3ce20a525db7917ecfd954357bb
14. 0x037a66c2ea899586d58b52761f6b950a97cda22bb80294e40013ebea171a684f
15. 0x9cb76be6423133397c3da69f801d6af35dcce77b458aa17bd796c877ed7bc8fd
16. 0xd42916b5c6441e9c8d91ff91715af1489cb83dee26d47e7da107caa4d2a68b65
17. 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af