Evidence row 2545280

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/nz23Vo"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/420e3994-e790-413b-8bf8-2af6b3a9cd92/.well-known/agent-card.json"
    ]
  ],
  "name": "Bukano",
  "owner_address": "0x7501065fc61b2aefb6e2652ae7ad9689a708a3c0",
  "raw": {
    "agent_id": "165822",
    "agent_uri": "https://centralcity.ai/a/nz23Vo",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Bukano 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/nz23Vo",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Bukano",
      "registrations": [
        {
          "agentId": 165822,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/420e3994-e790-413b-8bf8-2af6b3a9cd92/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/nz23Vo",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793689687,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T07:09:03Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Bukano 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/nz23Vo"
}

What the leaf hashes

{"body":"54e4d2037c116a1a0a7686c944307cec40e61227b1c4a70ecf6e438e87402a37","id":2545280,"kind":"listing","method":"sync.erc8004/1","observed_us":1793689743420426,"prev":null,"subject":"erc8004:5042:165822","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. 0xa139f0367eec44abe68866a075effad8bb6284f8ef02f656ae56da944a29c5c8
2. 0x553b3529b350f4521f7ec8066a3db0a22a9d69e6be5a259a171f011bc953fd80
3. 0xf7a7c840439410a2c089ee518d077b1e8dbb0a4fa790c66d7a4bb262b154dda9
4. 0xb9385d7d513a12416db3126cd5ce7871a4c23366f10aebfff37c0a6ce3ed5511
5. 0x49e5abe341d0ebdacb218a7d59c0b0bd0e06aa07bd0d83ae46690f21b3dac432
6. 0xafa6cc3c4e1578f70fba5c647337c6dd1e1fada963ea92cf12162e03b3c53687
7. 0x4ccadf5012bed26c8239f9c23633820d0737f771d4ec11c46d7a45d92be8aa5c
8. 0xd17d4a55adfc2d3d25e3928f5cbf37435c0dbe9f95f9976dda42f5a5895d8290
9. 0x1567a40a576dbf0c0b28311e9a5b0611e53410d1b1a18bc0d85f62a547bf4086
10. 0x3b2d15002d012510b129b8b02954967f6580aa66cf5a1f41ebc2b1e2a9f5a031
11. 0x884fa324581635a2617000c23a743e16a78e22466f232c176d1e2501abceda4d
12. 0x528056a6e5b3285f885b64f1c889c2e09c3436787f2e98991fdee22ac445a74f
13. 0xf28d67782c92bef914bcbfba8a09fe25600ef28046c4bb2c25d01c0f921a6c77
14. 0xe49428eac50d81f1f7650588e082bd418a927c143f69fb66decc0ace1ad681d0
15. 0xc8c3351be4f517ca5732d6f5ee3d1d64170b8e4410d31b9c614949031fbc07a0
16. 0xdbc1c0882584cff2eba84dcd18af41b5fd070127c962a21b00db1ec3e352cc94
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7