Evidence row 1778777

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/IOckyb"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/26acb9ba-aaec-424a-aa5e-1ba347e69887/.well-known/agent-card.json"
    ]
  ],
  "name": "Mianson",
  "owner_address": "0xa00120cdf1d4a8560210b4e07b20ccfeba345d14",
  "raw": {
    "agent_id": "13678",
    "agent_uri": "https://centralcity.ai/a/IOckyb",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Mianson 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/IOckyb",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Mianson",
      "registrations": [
        {
          "agentId": 13678,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/26acb9ba-aaec-424a-aa5e-1ba347e69887/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/IOckyb",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793553650,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T17:22:45Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Mianson 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/IOckyb"
}

What the leaf hashes

{"body":"76ecd60c6b3105121d57b9c52155416b1780e97e6543f66eb9971cd19e52efbe","id":1778777,"kind":"listing","method":"sync.erc8004/1","observed_us":1793553765995666,"prev":null,"subject":"erc8004:5042:13678","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. 0x294dc1eba5f095d7919824206f5ce021b165e37037e1670dc6e23191d43efbc5
2. 0x7da9343622f5b27ece0c6fb9403f29132ec61bcf7b7e59fad33eede96a5d7cc3
3. 0x89991fe7cae06fc4f2cdeac0e30b8919ac172fe3652df3c808b43b2ea28b8401
4. 0xc6f2b84ea2f9928bfc9f2be5aa1984e084b0d16262da531709c912d0b084e8c2
5. 0xc924449cdc355a97694889f8266c8b5a172a684c973c3fe9bbef802967737c28
6. 0xa44e9eba49d89020de33135577f5905c662e2aa0cf4b033cf6d0aba7972c9237
7. 0x563f2409914cabba4b2f3d8aee13631715f7835d7cdc0528e0554a2d34fe2ef6
8. 0xa35155eed229d8c7399620de3533f0d34b8c934ae2190622a8984db8282f1f11
9. 0x6441fb6b8405444a114f35640dc414f87c5850380bec0a0f840d8404d06c1c5c
10. 0xb669c9bb1392721ee04639b4151194ece7f287b64d08c304f926dc872d9e977b
11. 0x10c577e5c72c24b2cf224a98c96b01740663dc06c2f02ab5e2c1ce9a23ebdda6
12. 0xa1c64378b1becf0e37cf951b6857a7439217a9f21c3185f98f67b4c5244d25bf
13. 0x840f2ddc4be75904057731976db961e3f445b17d64d6af4c9dc2c387705007bf
14. 0x3a1fd02b7b783283e5af93120711d3c5437e55d0f3e68e16f18cfe19e54cafd1
15. 0xb9d6fdc8e6fb3f4feffa2c18849d74fc34d8708b574a778ae149241a90aaf20b
16. 0xa856ad79e6f29a2b5516257f0d4817172cca11251fe2e7e8f3911b105fe2b622
17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90