Evidence row 2559273

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/CfIv1o"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/5a24fccf-0f2c-46ea-a444-e7513b57cf72/.well-known/agent-card.json"
    ]
  ],
  "name": "Hubjo",
  "owner_address": "0x14d33ffb9a92ee006c41e58e897a359f4cee3f27",
  "raw": {
    "agent_id": "172913",
    "agent_uri": "https://centralcity.ai/a/CfIv1o",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hubjo 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/CfIv1o",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hubjo",
      "registrations": [
        {
          "agentId": 172913,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/5a24fccf-0f2c-46ea-a444-e7513b57cf72/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/CfIv1o",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793697771,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T09:25:48Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hubjo 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/CfIv1o"
}

What the leaf hashes

{"body":"106c293aeb07d6f7574e98323a267111bf693231f469db335a79637c20f82b73","id":2559273,"kind":"listing","method":"sync.erc8004/1","observed_us":1793697948361196,"prev":2559025,"subject":"erc8004:5042:172913","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. 0x9f7bd43c54981e7b0154df34ee95ce4e9db82b4093080197086f4f6acb2acf23
2. 0xb067dac5616fed2f4e88005f8064e6b58c57a028cac2c512a9155225eb0e656e
3. 0xb7a5988a6dcdbc188229a6b1b63526c556620b1e41264a91612bd9e4ae358ab2
4. 0x7a619ba26d7bbfc823d70b402477dbac9a7269ae9cb6728d746945c924bfb4e4
5. 0xed12aeb01fd14dc990fb81e1937da8fbed5eebfa8654fb1ef73878b627a0790d
6. 0xb706b7e1bd1a8de5498bf6057eb3c43ae4ab8017245536e63fe583ede4f1ffe5
7. 0x17fb2b62faa448798b3dae2e48c391d6d79d417c928783f409d79326442591be
8. 0x930dc914928d9fcd86077404835c9ebe8d30edbc2f80d263660121adcf2c93f8
9. 0xa618c6129aa385da47c16225f1b6a6357cb6abc228299a0a2a0a45eb5ccb463f
10. 0x6db7664597d3a031125fbf07bb874bdffc2e739b5468af3f7ab353996b476bc7
11. 0xef7699fd6254ffb0ccebe16b632ba720842cda5dd0783b11cc45073c44d3efc5
12. 0xb47b1f6faea714cc97fa97c8755c79e0e099a2dbf305cfc6e721cc7118fd4160
13. 0x8070cbe0685f508360b5b1120601afa35a96b721c6cad8ddc83334fbabead425
14. 0xe49428eac50d81f1f7650588e082bd418a927c143f69fb66decc0ace1ad681d0
15. 0xc8c3351be4f517ca5732d6f5ee3d1d64170b8e4410d31b9c614949031fbc07a0
16. 0xdbc1c0882584cff2eba84dcd18af41b5fd070127c962a21b00db1ec3e352cc94
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7