Evidence row 2542841

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/vlqZus"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/e375c302-4cd8-467c-8b35-1e0fa280d066/.well-known/agent-card.json"
    ]
  ],
  "name": "Doson",
  "owner_address": "0x2e2d92927dd2f1805c0ac3621b33e67ea4b153c4",
  "raw": {
    "agent_id": "164338",
    "agent_uri": "https://centralcity.ai/a/vlqZus",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Doson 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/vlqZus",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Doson",
      "registrations": [
        {
          "agentId": 164338,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/e375c302-4cd8-467c-8b35-1e0fa280d066/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/vlqZus",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793688270,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T06:46:01Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Doson 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/vlqZus"
}

What the leaf hashes

{"body":"e21ada8983f329c13bb2447aeffc2713818d5302e3af1c9afef148405481cb18","id":2542841,"kind":"listing","method":"sync.erc8004/1","observed_us":1793688361696461,"prev":2542402,"subject":"erc8004:5042:164338","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. 0x4de89d9684050046881914c2a42428ea6604d7f11b645f9dc1a38406145ad831
2. 0xf8cb4a4376c19ba0f5b11d2f675d7cbd0ae503bf613742c984dbe3eecb25ee0e
3. 0x3ad0a8231507a187ced34334cbb0bc96cde54089fe8e57279fcc3e3b322208f5
4. 0x5fab57343a3d6865d9ba8b6b9768dab4ba311bb6570a8c6942d676cab13859f5
5. 0x03cbee470c7c3f08a8f54d041364fc7b78fb8dea39a7062de70f7dc926b2c183
6. 0x184b6766086f2dab3748b9e66c533f04d3b707a8dac34c298f895ab6b8ebd54b
7. 0xa57c82233a928f8c884b36a52e21c779f5b07ab10b2549c448f43f4a7a9feea4
8. 0xa60ce2cc0cc465b33ddb15058e0ff74be5d3b59fa39af9769fa860c27217c820
9. 0xb30537e89f4a77bf1157fefc4c5cae0937bef4568ead089f28925cb940b506fa
10. 0x05483b2045220e64bcb65d69ac8ac5bb200e1a0af712d22e4b2cdd68d63e419e
11. 0xb03d81357842083fa636c6da2ea9eacc8c1ede3e3136169d2e1208a9d57547b8
12. 0xeb5dc94121e9ce65117d2bddd583629e94d10366ce6bd13180fdc3395c2279c1
13. 0x22f82e035d3ea6cb5d84043480913f82c413a83d3ed928d72d0127600d8acbe9
14. 0x5e9968227987a7f0940fee03a33017f5e7157de7f0889921817733c1ab8871d1
15. 0xd106fbd3b5dac57c72dd4fc8931f69b38fd5a542627e63d015b63dadf2188a2f
16. 0x35ca4633a97853eefbf38aaf743dd7ff85a4c731ccc8e31a34fd826c3142d6ea
17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7