Evidence row 2558745

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/lnb5b3"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/bd1fb88b-886f-4c6c-b0e5-116fa9a3379a/.well-known/agent-card.json"
    ]
  ],
  "name": "Mainto",
  "owner_address": "0x6124ade2c68d940dedefbd7a7810e085a260b126",
  "raw": {
    "agent_id": "172625",
    "agent_uri": "https://centralcity.ai/a/lnb5b3",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Mainto 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/lnb5b3",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Mainto",
      "registrations": [
        {
          "agentId": 172625,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/bd1fb88b-886f-4c6c-b0e5-116fa9a3379a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/lnb5b3",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793697531,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T09:20:09Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Mainto 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/lnb5b3"
}

What the leaf hashes

{"body":"bad26bda368746b47467f50e938abc53b49d8f73a8c7359a62bda7fb7317be6a","id":2558745,"kind":"listing","method":"sync.erc8004/1","observed_us":1793697609163537,"prev":2558421,"subject":"erc8004:5042:172625","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. 0xfac4bd805c0c2e81a0c0a91cda8c1fde04377e7db07dae29f701aa31e9ff0050
2. 0x3f631e46b8807d56164b60261d18dcfab19dcd1f17caa63d3b3d11866ae2b0ab
3. 0xc485e088fb3a356fdec68081b647714565b49e0f7fdfce98186dcbdf11980db8
4. 0x4697b05afe9b33fee494a20646b8484b24fa8c4b6aeb10f7cd193e03dd73590c
5. 0x602d279113815664c7e2fd4b679c39023f50a300ac2f22b52eae5ccb4bac0de4
6. 0x65442a6e764bf5d19fbb5b70421d838bb6c0f5fe6595506ee1ae20e7f3e9a92e
7. 0x982ebe13e1e4a95dcf34b9845e7574a777e16a54506c23e90a956af9b56bd5de
8. 0x06bd27fd7746a2346487cc3e186fa5ece128e89179e1160b8efae02fadb99f49
9. 0x1aafb95dec5112af2013f4d78e999a71c3129217508f5ef458503f50f2dd6038
10. 0xa94a2c1a3c28397b93176f9e24b95b60418d88d61a2ab2e7719803d6aedc8150
11. 0x5347970a2e3cc99ef6cb7802bb643fe1ee6fa23b78417319f72f3e907b734a05
12. 0x423535da8f6395a7fb334eef87c2b331f4a5ce17b0d6ed003ebf18a441197d29
13. 0x4a5043efd66a24ab6ad0989ba3f77d8ad9e29bff006d40f6030cad40e00e02af
14. 0xb67cf31c0f6dfa9976040b7caae9f293217f9d9984435c203bc54a3676e0551b
15. 0xaaf692e701ee622e9e0fa24c7d0f9f672df8c586de5a6f0375f8cadaf0c678a1
16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7