Evidence row 1845971

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/47X1Ye"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/50b44bb1-f821-4b08-a3d4-b93c863e4d0c/.well-known/agent-card.json"
    ]
  ],
  "name": "Standert",
  "owner_address": "0x1df71efba0d4a305d7f306094dc75c94165a816f",
  "raw": {
    "agent_id": "38248",
    "agent_uri": "https://centralcity.ai/a/47X1Ye",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Standert 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/47X1Ye",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Standert",
      "registrations": [
        {
          "agentId": 38248,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/50b44bb1-f821-4b08-a3d4-b93c863e4d0c/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/47X1Ye",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793575915,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T23:37:27Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Standert 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/47X1Ye"
}

What the leaf hashes

{"body":"9311c4a40683c9243a5e35cc5cc2ba0a6d5f931c4cb2a53164a64b15c5223e15","id":1845971,"kind":"listing","method":"sync.erc8004/1","observed_us":1793576247861114,"prev":1845734,"subject":"erc8004:5042:38248","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. 0xc4a71bd4b8ac0e389cd6ef23ac57c8ecd787216be569dea1a0c89e1ada55f8dc
2. 0xaf4aa5837a614dcaacfd0040d3658b8a50fb35154b5d9d27be2d274bfb570fb3
3. 0x42de193fa53aedbed941a0a4a38f064585c582d7e663f3b17322fb0ba35043d3
4. 0xcf23e066c08f77e0b15399d7b05c59d80a79d403fbbb91de8f6a9faa3263f8c5
5. 0x267d98458f0ce5888ec427ef9a2c8b331c31632c6a4b4ae7a6f69c5c78b9299a
6. 0x73a29ffc20bfcfdd4be7a07c29242ee788a6e4105b67a89adfadd182cf00f30f
7. 0x5ee4040d3788b47f2e004737112fa9d79b855e4f6fb4a534764e377041f5c24c
8. 0x50294157ed0fd5b85f882526f44d1d3472583d7a1d9e950e768d59211787c343
9. 0x683e25fb552a11398d35ff61a63f0072681208028db30381519716e6a8455a09
10. 0xb569d3763d2df0f64d1f1b7a1eee0e519bcce95754baabddc68c7a29919b7af0
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