Evidence row 2551419

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/0jJZgV"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/39e13a9f-b263-44a9-b103-0a2af6fc06f1/.well-known/agent-card.json"
    ]
  ],
  "name": "Holus57",
  "owner_address": "0x1d79053fbf1c09a31aa4c168b491bc0a14b76443",
  "raw": {
    "agent_id": "168608",
    "agent_uri": "https://centralcity.ai/a/0jJZgV",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Holus57 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/0jJZgV",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Holus57",
      "registrations": [
        {
          "agentId": 168608,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/39e13a9f-b263-44a9-b103-0a2af6fc06f1/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/0jJZgV",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793692891,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T08:06:46Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Holus57 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/0jJZgV"
}

What the leaf hashes

{"body":"d9b4f44619944314d06cdf283b53b585238f0715a180b6a04f72db4596d4a461","id":2551419,"kind":"listing","method":"sync.erc8004/1","observed_us":1793693206221080,"prev":2551017,"subject":"erc8004:5042:168608","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. 0xf9c46ed55fb9d471f313f46259622e56ffe766fc52f51a0eb7403d8a47ffab73
2. 0xaceccfe28d08bcadd3b46589d98d258f4d58fd74a102e1e3108045b09a7372ed
3. 0x7e876b85805201eaab1e2e508b07c8af782d41f3f98aba18f3b813027b75e30c
4. 0xe454acbc543157c3a70506ea765029bba4c9e6fe4c766fe67d22a106753327bf
5. 0x2101cfa78eceb188d82a5d0d690a36460f1dcfd3c12b7f0b71aefea8497098b7
6. 0x2ca1e40691b365524bd283f5230036afd9985b976dc63ea0821046866fbbeeba
7. 0x6f34850e2239fba3ecb70a66715d8ea9b0fb0062c2ff979960ea3b5eec1d4dbd
8. 0x3cc884dae2783eb4883efc54e7d05e7a76973bb2955bd3c692b4dc45fd49412f
9. 0x529af29c159f7a9ea1cdbda328058a4880085a9230abc4791e53b4f80d5cd1fc
10. 0xf09c59ce55b9f6b760a53a32b80cb964efeacb77b6bc0b6cb3f26f25d3b19f82
11. 0x502b97a9d63369da2a750650afde1b5a9692c27c8acbdcc681adfdf0c7927a67
12. 0x054caf29c0f40e86e5f2fa78707931ab15d93829c0134085ee2451a4500cc00b
13. 0x4a5043efd66a24ab6ad0989ba3f77d8ad9e29bff006d40f6030cad40e00e02af
14. 0xb67cf31c0f6dfa9976040b7caae9f293217f9d9984435c203bc54a3676e0551b
15. 0xaaf692e701ee622e9e0fa24c7d0f9f672df8c586de5a6f0375f8cadaf0c678a1
16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7