Evidence row 1833431

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/QUxzTI"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/e84cf4af-587c-4296-8911-ca59680340f4/.well-known/agent-card.json"
    ]
  ],
  "name": "Simon",
  "owner_address": "0x5b198d834c0185996b64469b24b727ddf2e9b851",
  "raw": {
    "agent_id": "30766",
    "agent_uri": "https://centralcity.ai/a/QUxzTI",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Simon 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/QUxzTI",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Simon",
      "registrations": [
        {
          "agentId": 30766,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/e84cf4af-587c-4296-8911-ca59680340f4/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/QUxzTI",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793569962,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T21:55:07Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Simon 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/QUxzTI"
}

What the leaf hashes

{"body":"8ffc843dbe668c8f57e5fbe8d052f3817d85309fcc3eb938ea5043de6a539234","id":1833431,"kind":"listing","method":"sync.erc8004/1","observed_us":1793570107246803,"prev":null,"subject":"erc8004:5042:30766","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. 0x243ee2793a713495f2fafc0008fdc25c36cc946e36cb6d646c51c6230fd355eb
2. 0x23e1335c069555f0b7d8a1be7ee8ecda4322c29b6d0b302cabd6ecff296a2425
3. 0xcadaa3c91d5bd7c1d614502c575cbf424917cf4d84a3c2202dc9602100edf324
4. 0x74d12596523cbc0fa6ab76f318a82f30be4fc55ba381ea9c4bc553e9b10f5991
5. 0xa150b50803bbf431a1c9d18c10583cbe560ca546f7e9d0e07c9440faaaf6c306
6. 0x713033dffdc739507bf8349b37302c8af78d9b69cd9fe53e8b821d460f8a8e80
7. 0x71570ce61edaec08594774dc0aa57112e800c088b3a4ca91bec19121679907ed
8. 0x7ea77c20f8c3db77368595c45574b2e088a2eb9d1535919bc10ff9f75e6209a3
9. 0x42c52e856e36301f0287bd44cd735bbba62d34e9743063276cea8f064e0f11a3
10. 0x40d35e15a3ab884ffb2883f91805f3830169df5ecf9d97d03b08e15dc9f5c817
11. 0x6e585a4906b3fee21f4999c1cc22655c577795a89a8ca8be8143962ece1adfc2
12. 0xdfb60f69cac19b1ac7881e138fd331a8a5a530dc13ed1095b70c261d628f44d4
13. 0x9dd502d4ff98d6d9a3253ed5276781da0bbca65c29f44992970b6dcb262524b7
14. 0x3a1fd02b7b783283e5af93120711d3c5437e55d0f3e68e16f18cfe19e54cafd1
15. 0xb9d6fdc8e6fb3f4feffa2c18849d74fc34d8708b574a778ae149241a90aaf20b
16. 0xa856ad79e6f29a2b5516257f0d4817172cca11251fe2e7e8f3911b105fe2b622
17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90