Evidence row 1767777

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/51S8Hn"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b590e966-8624-4fb0-8be1-9091d892aa4a/.well-known/agent-card.json"
    ]
  ],
  "name": "Nobero",
  "owner_address": "0xfec8477a6fc996fe73fecd5b0ea8ee013fbb0002",
  "raw": {
    "agent_id": "4938",
    "agent_uri": "https://centralcity.ai/a/51S8Hn",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nobero 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/51S8Hn",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nobero",
      "registrations": [
        {
          "agentId": 4938,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b590e966-8624-4fb0-8be1-9091d892aa4a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/51S8Hn",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793542451,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T14:14:24Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nobero 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/51S8Hn"
}

What the leaf hashes

{"body":"78e287595b1d97fb3e2c668031f05195e89d49c56ce50ccf9c64b145e630bade","id":1767777,"kind":"listing","method":"sync.erc8004/1","observed_us":1793542464891689,"prev":null,"subject":"erc8004:5042:4938","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0xe67cece8c53f286991042f5675133f55f89afba5053a4f75948d4ad4417eb547
2. 0xac4abe007d5df08f9b9b8068881391789cdae727801a27edb3a5ea5c5d16e615
3. 0x04be4fbeffb41ed699d38dfa23150340cc7cebd09b41a4d048965bbab90fb054
4. 0x11cfd44ac7d9efab8d65587d080c40f2fa3d75f47444babfaa6393f9a00b43d0
5. 0xeb4b02c434d53583101a1943424e0761f6065ee82352d65af23a87fb728ac666
6. 0x22f42162ac45fd0ed3d2c90f7633b7ed5102e9dc6a7a5258da203c3e311544aa
7. 0x825db06b1502e5cf92be996e3f92ceebb8542db7a9a2c5b3e4e601c753a3646f
8. 0xd5752b27f410f3bc514282e12cc13875f41697995182ec0a8cb543fa9bfa12bb
9. 0xe393c5159fd72d73756e5caf7b9aa30c26d18b36ad536622c75fd2f3dc78d6dd
10. 0x2cddb137d7cef906a15c6e142980206cb092bc62d7a97a3ea68a39f80121a708
11. 0x333914726e22bf4ce33d143950969434e909b4a28b7326c647c3f92695444c99
12. 0x935bc9273b6a902dc59c88f3bdc2b6b2a57593873e22375bac3cbe70e3f7841f
13. 0x2d4c132f554f691978e574150c9c62f9035c2116f17d214b64785e8513cda423
14. 0x08ed21745c44c46e78fecd46aa9c74f653629b2db356d3eb07ea5f89f52ed2ee
15. 0xab7a3fc66c9797d0e63453ae08b7e56806e93e038fb5c65065ad1ba1e1d9114c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90