Evidence row 1762190

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/9LuItx"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/155d6d68-1882-42df-b640-4b4ffdc3832a/.well-known/agent-card.json"
    ]
  ],
  "name": "Fostani",
  "owner_address": "0xd47583460acf7872c9c4576acfcc83a44862c909",
  "raw": {
    "agent_id": "4200",
    "agent_uri": "https://centralcity.ai/a/9LuItx",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fostani 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/9LuItx",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fostani",
      "registrations": [
        {
          "agentId": 4200,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/155d6d68-1882-42df-b640-4b4ffdc3832a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/9LuItx",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793533375,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T11:46:42Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fostani 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/9LuItx"
}

What the leaf hashes

{"body":"354fd43c55eae14aa74efc1d27f651494c6222da6ffbd678584191ac94b21fa7","id":1762190,"kind":"listing","method":"sync.erc8004/1","observed_us":1793533602023566,"prev":1761897,"subject":"erc8004:5042:4200","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. 0x0370b8d05dbadcf7ce5f2dd1080466beccc1a713f4967d8073233a789515b952
2. 0x6a05634700a8e53f6bb43523bd75b5147ae99a90d1105b74514e8e95bf796fdc
3. 0xc53523522ecb31c488271905746eeae32d909ef792f8bb728c855d6d98e674a8
4. 0x2df542f783b1243069ee160644b482a56dad77a1871df7b59b8655c54cb2831a
5. 0xd9853a591811135bcc1f98277e88c8a6f1d4472fea3c3e9a4c321ef4ebb249bc
6. 0xc1b7eff3c2a2126aeda46ad728889e31d2611ce428d206e5c834dd38db43addc
7. 0x80e65e5b882578746230713a0992c37ce2ecc9cc5a423ca3689f2c9665e66e01
8. 0x39622338ebe3c77da14cc98eb7aa210a3498e9346fe3c4c9776b52d6d2d44e32
9. 0xd2603d5357cc464d3a001df44d955ed697db4e5738baba059b14836bb596bd9b
10. 0x68be417ff3b22ead3579174b24f4421c093b454d9081ca45ed8bd4fcf6ad872f
11. 0xb0a97a5091890edb542014073f315e434b58a3091aa224931bb1aea4faed1117
12. 0xec4ac8e9128a98bd8b22c9c86fc6c8ea37bb9a01b3450b0ce0212616ada165ed
13. 0xc5ca32546ce0064b3138a27ee36e8efc96a7bb8d2662039a9f7264614b609213
14. 0xd6df189d40f713323baeb698612a9e7d2afd763112be148a165d7fe65a5c64f7
15. 0xb611d3d400373ab2497019fc1d3d5040f4f6589f8d98d8e25ccf29dd2b68ad92
16. 0x5cf5a0a57795246f996e480f05ed085c19d02f7d6e8fc3ddc392412466554f0f
17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90