Evidence row 1821959

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/QmZ2uw"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/0d58565f-73c2-43a2-875e-0fd51545c92c/.well-known/agent-card.json"
    ]
  ],
  "name": "Grondano",
  "owner_address": "0xf8c13ed204979e201443c865b4a412290ab0f3b3",
  "raw": {
    "agent_id": "23768",
    "agent_uri": "https://centralcity.ai/a/QmZ2uw",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grondano 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/QmZ2uw",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grondano",
      "registrations": [
        {
          "agentId": 23768,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/0d58565f-73c2-43a2-875e-0fd51545c92c/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/QmZ2uw",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793564355,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:24:02Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grondano 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/QmZ2uw"
}

What the leaf hashes

{"body":"a7daf02953693f722cba8bd7300f69963a181462a9e217e8743f897c6f41e8ce","id":1821959,"kind":"listing","method":"sync.erc8004/1","observed_us":1793564642714844,"prev":null,"subject":"erc8004:5042:23768","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0xc43a52e24ca168be07e5aedd7bfceedd43a44b2d2c45500842eaded31f1f8ef1
2. 0xa31c66b6b9c6604eb59a013bd377d99b2706429c62ce990502096700c5891dd7
3. 0xc002cc430bef30f91881ae75188cd4afb74f0c0b5ae07554c606481277d48988
4. 0x0035f49ff05ee36fb66fe13c0e7ab1f4905357c7a762199d312ce032a35358bd
5. 0xb01d9a93d969860a1a0eb7641b60a5a4d2228553ea165220f5cc515e7fe19822
6. 0xb6f0fd68a109105212159b136d5f3ccd7e1676225bf2a39d899b03869b355ccf
7. 0x78430365e3beaae38525f636d6ef40f095542f8b2948f940457794a3a421776b
8. 0x8f0bd6fc668913ec1c1115c72c5b5e0c0033362d099a4690bd4afd05bc94d65f
9. 0x08e2e19c26bf6ddef6ea13c846f2f3b2440b1414d3a89514342c248e08a56d5d
10. 0x4b22b743485235553cbf69f07b24aa410fd7365b8d40a6289cd929596224a095
11. 0xe6a261cba1ad1eb2aab5d624bd4b22ef550feab3bd1bbc85310f237f87ac6b27
12. 0xd5ca92b6f641bfd600c48f81eea331e7e66b80f69968a36fa6367c54c06aee80
13. 0xefa31efdf607e8d04b8c9fc919db78fe5a26a3ddbd6b0e7563c8ca73dc801298
14. 0x5da52d6bfc8f88d79ebced4b6bebec468f5c2d8a21c193d44e901c7a6ce7941e
15. 0x537331ef190eaefb4419f2a4558b952aaf9435d759df0b0c118b7df609ec1687
16. 0xfc183bee85dc11a067fb710c6eb88824b94a516ddbdf2717b839e672a2206a7e
17. 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90