Evidence row 2559302

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Rj48Vc"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2642a029-9eb8-4a7c-8335-2a4fd962b555/.well-known/agent-card.json"
    ]
  ],
  "name": "Derkero",
  "owner_address": "0xd778bbad0ff5c91b74aab6d28fdead18ab705e15",
  "raw": {
    "agent_id": "172947",
    "agent_uri": "https://centralcity.ai/a/Rj48Vc",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Derkero 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/Rj48Vc",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Derkero",
      "registrations": [
        {
          "agentId": 172947,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2642a029-9eb8-4a7c-8335-2a4fd962b555/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Rj48Vc",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793697605,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T09:25:48Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Derkero 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/Rj48Vc"
}

What the leaf hashes

{"body":"a95a03bd0439897c678bc0f55b87c07c987234ec47b084f169f06b76e5406344","id":2559302,"kind":"listing","method":"sync.erc8004/1","observed_us":1793697948541043,"prev":2559059,"subject":"erc8004:5042:172947","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. 0x0dfa568375fb4281053860e773437e9d9d530e059f0f1fe8d37ea766b5fda403
2. 0x754c9015d37793ef67aa34d62feeda3c8beae1bcfc30c42dc7d356a4f49e962c
3. 0xfb5c3674352479c1787fa4b4699a6500833d62c1d823f8679ba9e1cf79b5b3f7
4. 0x0c9397eadf59b7287efd1c603add02133f480be7d40ee9ea3c4429ad8f1107a5
5. 0x53497ce0da1032ee9509f6e57e375be90dff005cca090a8ed1543e10ac19dec4
6. 0xba945e79ebeed59da359fac09256ed0541c60efb8174e109941a5992ad73e8c4
7. 0x4409157dc915aff8209e2dcd80d95deb59196240aba774273bb95ef27f7b67e9
8. 0x871e7b73e613e87d68c1d863cec03eb232c252be2faccc1afe9ebb096ee09450
9. 0x49b2c85757bba9e8712cabb0fd947f622b731ae4a51f78c953588d74985c66c9
10. 0xf0193d168b4a152534cc0dc5d0508b621e06b9f3eed11d5edf1492a8e1024487
11. 0x205ea6ae33c11fb33dd6d7157ddbcde3d54ec17db6449ddaa15f078173c7a428
12. 0xa2b0f26f4e84db03ad032393b2a3695ea5f33353da8a24629497d53b9a55a657
13. 0x593c60077eaf63cd302a3d033a280b28ac4c98d73bae86915b770c7e408ad8db
14. 0xa495b842d8f7d8efe4285381f8b862b8ab4fec0bfe90ede1e0c66f9fad72c871
15. 0xb4a5f7c31f5cf0c432e074558e814e1cf79fb110d635b7af2aa4b424de125934
16. 0x06da6e1933d86a9ec29befc4660e18827c5663bfa2083536fe460228c0434945
17. 0xa82fcd0af08a38380e777cb578b71498d941c589c6401f31d445e1685adcc978
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7