addrbookFor publishers
← The evidence ledger

Evidence row 1779098

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:13964
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
3a93b922640bab53204edd28c99ff822230f880a76127e416e32e98b8e3b9e9d
Leaf
0x4fccbcb4034c34fedb3db709d21dfd65852a359adf0616be8f5771871ef37eec

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/7UQy0W"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/50155dd2-1d35-49af-9d8f-652c9cdfe9da/.well-known/agent-card.json"
    ]
  ],
  "name": "Klinus",
  "owner_address": "0xa699cfb7643c107c5fa7f1367ed8d0c6a0d44aac",
  "raw": {
    "agent_id": "13964",
    "agent_uri": "https://centralcity.ai/a/7UQy0W",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Klinus 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/7UQy0W",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Klinus",
      "registrations": [
        {
          "agentId": 13964,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/50155dd2-1d35-49af-9d8f-652c9cdfe9da/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/7UQy0W",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793553872,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T17:28:30Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Klinus 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/7UQy0W"
}

What the leaf hashes

{"body":"3a93b922640bab53204edd28c99ff822230f880a76127e416e32e98b8e3b9e9d","id":1779098,"kind":"listing","method":"sync.erc8004/1","observed_us":1793554110933596,"prev":null,"subject":"erc8004:5042:13964","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. 0x4fcd13658b7aa9683df0e2a5fa1495f880cca152e0eaadb660c536f00fe52064
  2. 0xc3a1d442570fb1b01ca995f3a16811de6f997a7d4994ac53daebbcf047dd16da
  3. 0x4e8a0dd77305d6d274c2da362704da71896decbf83207e93fbc7484be9db53f2
  4. 0xe5fa2a235be54b0c427e6ed14d1c8615a2acfc72a92f676a4d4fb9a003ddbb9b
  5. 0x1ced290dcfdadd2142479eddc414780e40fecb86616c3b8bc42b4975a2ee7104
  6. 0x5d5054d9f3c681d95be7729d4d49a84264e9d4087a3eaf91a80b7b6635d16617
  7. 0xb6a93180efaf89b04e80b1c150eae1901daa58cf42fc03c169011cc3f785a371
  8. 0xd32edef2b9cd34858845731782321c92ab2e325ec78924e7a8f0ceb3f7427ac3
  9. 0xd03fd0e889a598c8171795b28f5404c24fe573fa240ae63336346b2ce42137f6
  10. 0xbdbf8e0d5b2682efac3841f3a31e9deb4afdb7346e36e2149c4d18b28f677c83
  11. 0x8e920e6ac44707629e902b704090e2a1fad2910385ca50550aed0819456af882
  12. 0x21938c6c946f4b4fbc9debe25f5efc2591234f62b5e79a54d3dc9abe2154cc21
  13. 0x61ea1522e2a8dd1dbb4a7f6b4b6b4e9d2d75dad9c43bbf8d014ad3d2e55a77e7
  14. 0x4dd56cbe7671c2bd3ac1c5d78e38f1cd1c8a879b29f9a6a5b8a22555a3aedcd2
  15. 0x0e3f78943343406ddd3828dd4ca4b5a188e80ffe3ac87d64d979448ee11c1cc5
  16. 0x00ec7149eb024693951d82cb635dfa183f4f34dae011e77ba0420a38a378e0aa
  17. 0x97f6f39e601b6ef0e47b730aa0488b718c0d7882ad840342bbd7d3a705a1b3a2
  18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
  19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910
Day root
0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3
Chained
0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4
Published
On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90

How to check it · This row as JSON