Evidence row 2725910

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/tNftqo"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/5b646b0b-2722-40d7-8ede-de126782ed36/.well-known/agent-card.json"
    ]
  ],
  "name": "Klimpino",
  "owner_address": "0x4ab72aa05d1c826b3c798da909892325600c61ad",
  "raw": {
    "agent_id": "210963",
    "agent_uri": "https://centralcity.ai/a/tNftqo",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Klimpino is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/tNftqo",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Klimpino",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/5b646b0b-2722-40d7-8ede-de126782ed36/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/tNftqo",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T23:14:23Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Klimpino is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/tNftqo"
}

What the leaf hashes

{"body":"283c34795c2a52b16f286b64aa0f64ec7ea353efa47792540a4348d094a2e980","id":2725910,"kind":"listing","method":"sync.erc8004/1","observed_us":1793747663218282,"prev":null,"subject":"erc8004:5042:210963","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. 0xf421920fb199cdea804fb86fdc69c62e79282a8dbfbb0b6d2ecd5c5259dcff57
2. 0x589790a6ef67e36a1b2aee42d9726d968c8a1ff14db111dfc12248c59c9d1949
3. 0x284934f8ad79c089b4281abe0e5f00c59d3bca4719eeca2837a29e6389889e8f
4. 0x719d891852247b3b9d5c182c0ed93cc9c0cccc6022b34300d1b611d5b1c2c5a2
5. 0x9c5e5a0d6bbbe4f757d1b24c955f91da82929768b1ba956741def5adde06194e
6. 0x7f22394f7593bce1a8ee2de0115109a27adad91ee90df8ce07c578bf9d76b395
7. 0xae3183b6222391207747c9811833a2579016d44c6ede8608fcde963cbf82b407
8. 0x4da7c657a19ad69214ec60fea630c8af4df955093837d3b2a77c41d5510a395c
9. 0xc4829c8c17481610d8b47a9710e5090e317044e71a72053103cdaf5fdd176ed3
10. 0xb400307cb97db4a11e08cd70b41ed44a72f873d706f3dadd346e4f44dcb8a2aa
11. 0xfe9d1d3e87bb0bbc6766cc00e04739c79fb461e0db6cd80b0c06f9a2a3fbda98
12. 0xdb8c0c03e7d8a8fd22a83683e507947eba2a6b8b605e59cb6c788dc6f06d74cd
13. 0xa3161cb432d7bd6448eb9324e285f75f0a69460cee6b1b15f4e1c7d68cde0384
14. 0xc456b1c820d564945f129896256bb07afc74e79940a2da0ea6e9440718d856c7
15. 0xa29933ab8020ad948edbcf3e65194e73a6b113a0063231c1105b56c2d59ab97d
16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7