Evidence row 2542901

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/qU8cT3"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2f4baa4c-bd27-473b-b783-51b993882d60/.well-known/agent-card.json"
    ]
  ],
  "name": "Maistet",
  "owner_address": "0x775f8c7eeef19df254767800239c36dcc16c625e",
  "raw": {
    "agent_id": "164470",
    "agent_uri": "https://centralcity.ai/a/qU8cT3",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maistet 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/qU8cT3",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maistet",
      "registrations": [
        {
          "agentId": 164470,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2f4baa4c-bd27-473b-b783-51b993882d60/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/qU8cT3",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793688111,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T06:46:01Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maistet 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/qU8cT3"
}

What the leaf hashes

{"body":"a9e4314ed3e47107c53a7664bb2df52e2ce8ad466240cf7c3c2310d2b1815931","id":2542901,"kind":"listing","method":"sync.erc8004/1","observed_us":1793688361839322,"prev":2542534,"subject":"erc8004:5042:164470","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. 0xefe9fd497989becc9fb1b77e6e2603cdf909dde96602c0e938f8a7fcd6c146eb
2. 0x6cee61e302aaf7e8bddb4ed0d53b02dafad306754d61d68dc2a86d56d03f5a46
3. 0xa6c7bb9f038bda5aa26ec242c11635223b477d23f13a669d4bfc2a35533fc476
4. 0x4c1126837d4d9d8d62c6976e4a2d1d6471a608d16821ce62103350bafa3aa38e
5. 0x3a8d9434f3b05df18cb739b475d3b540a158771a436f280ab15ba980ef939724
6. 0x5841b02a64fab9ea7266c7e0b408cd930cf8309d33e62910709a16301b929722
7. 0xdf80be572c329fdb28729a973949ec9f2ff6116bda48ebc85cfd4fc7ad153a96
8. 0x234dc7e4275edf79ea2c66ea79e80899efedc1b8c9b7e3ef97ccf3458937f080
9. 0x872d6c4593d7fa961f60af8541cc80b8300397d55cf94421f605559e5553b9c5
10. 0xcdd7481fd54e37c10a011883580cd8043c0952819365a1b350ad5717e3ac5f31
11. 0xc915b86e6561958f951d6de48cdcc266bc530112b0473bf2367c0d17a735e2c5
12. 0xa482cb38763d8734b11fadf9d66566266ddc789ac9fe593c0b9c09236845f918
13. 0x392d1f8e0d95573ecf5e48b86b7c22bc722ff63cad3e9bbf07a0e4b39157384e
14. 0x2548979bbd7b1568b5a14db6fca0201979c48165192f2b55f45fa21471031e4f
15. 0xa29933ab8020ad948edbcf3e65194e73a6b113a0063231c1105b56c2d59ab97d
16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7