addrbookFor publishers
← The evidence ledger

Evidence row 1832778

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:30409
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
f63418a14c1f107373db7579bf0f98ad25abe09c5112a2d2fea4e6d81bc1583b
Leaf
0xc3fdbf34186d9cc77455e5662e20de6246a074a83ef626bf057c33d580525d92

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/727JCz"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/fe4c7fa0-1b2d-48a1-aa1b-a0d2e71c8b04/.well-known/agent-card.json"
    ]
  ],
  "name": "Klesseon",
  "owner_address": "0x77b1441282fd04e48d97cee5de3097c8b629cd91",
  "raw": {
    "agent_id": "30409",
    "agent_uri": "https://centralcity.ai/a/727JCz",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Klesseon 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/727JCz",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Klesseon",
      "registrations": [
        {
          "agentId": 30409,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/fe4c7fa0-1b2d-48a1-aa1b-a0d2e71c8b04/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/727JCz",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793569677,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T21:49:28Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Klesseon 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/727JCz"
}

What the leaf hashes

{"body":"f63418a14c1f107373db7579bf0f98ad25abe09c5112a2d2fea4e6d81bc1583b","id":1832778,"kind":"listing","method":"sync.erc8004/1","observed_us":1793569768739427,"prev":null,"subject":"erc8004:5042:30409","subject_kind":"source_record"}

Proof

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

  1. 0xc3fde2db3f37a9fba5692ac3cc69d45cda51b8d9493a0a75b9c4753d1074b264
  2. 0x83777e75eb4a36e80b7287127ec5ebc371c8874652e6599367d3d779bfac24c1
  3. 0x70d46029acb20ed593a5dc09adc3ceac7689c5f4996acfb183836f6280cfb2f5
  4. 0x85eed69dfffb504a3b872432401548c40fbd124c6c9e25e2aa942708a62a2b51
  5. 0x0ea9b8bfe67f7293bbb5c8361258a1e1c0067046ca1d5b9e99517b47f926bc5f
  6. 0xd71a2e42851172d791428166e974c6b4b15e0160e2f4a67213786ecf70005b77
  7. 0x4204cb1dd879e2c09dd79fd0b9912474b4dcd2768b15f02775ff9574796b2f16
  8. 0x26d69e2a0a5ed798d3745c4c0b6db4edbd1b879e02cad182115a7fe7014471ca
  9. 0x113fc1f281a9badac37884790efe3696c2ab1359b1d1269bae5fe27ed2b5580e
  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

How to check it · This row as JSON