addrbookFor publishers
← The evidence ledger

Evidence row 2554172

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:170139
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
e2ee5331cb5cab18384e651496dd348d74def8d32df79d16a8c5855c3aeb5088
Leaf
0x9e701b049032b9a325ce9a17f725cad2ad3d85304064dd839e28bf03f551144b

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Ua4xTn"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2bf6b771-904f-4442-a8fc-876b404e51e1/.well-known/agent-card.json"
    ]
  ],
  "name": "Kleiston",
  "owner_address": "0xfa2ad6cf2f1718c07ed7d976dc082c1c88895056",
  "raw": {
    "agent_id": "170139",
    "agent_uri": "https://centralcity.ai/a/Ua4xTn",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kleiston 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/Ua4xTn",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kleiston",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2bf6b771-904f-4442-a8fc-876b404e51e1/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Ua4xTn",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T08:29:04Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kleiston 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/Ua4xTn"
}

What the leaf hashes

{"body":"e2ee5331cb5cab18384e651496dd348d74def8d32df79d16a8c5855c3aeb5088","id":2554172,"kind":"listing","method":"sync.erc8004/1","observed_us":1793694544213131,"prev":null,"subject":"erc8004:5042:170139","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (425475 rows).

  1. 0x9e6ffb959d7141a7223d20146e361cd55cff64738d641352b75674e7acf050cd
  2. 0xfb4095dcc0f3e4d448b31b7efe4a2e0b635ce345c7915e5b53bafb8da27aec12
  3. 0x54e6f6779afe9d84f7c9d9ccd1e139d7e9ab31dd1b09578b17392bf724cdace3
  4. 0x5d25a11b02ec9f57bfaeba69b5d357926dd4124b3e4fde5719d145c15d529fe7
  5. 0x0b4e83545be3b68c88b8b9d7534b076dbec48c49b7d63bef86d73b1c397a6941
  6. 0xdfe6890db2a038be00aeb507c3c202e2b89e54c5bdc603d7c7e3811127a21735
  7. 0xe89ca640d013bb6774f9ec3fe01802eae4e097bbf2b03baeb03998f5ed43531b
  8. 0x0b01a8a7fdc9366e9376c9f808c23da05c7dd42cb9582aeed57eacaad41255aa
  9. 0x53baa19b9dd7b0d253a0ff69a59f8702ad8c2a5658b8d41f98b23495e6e49bbf
  10. 0x2fda2f181f4aedf13e5bbaf20cd9f73e8d1edf7ea4fb454c240a07d1ed4dd7dd
  11. 0x7474a4a3947592114c9450453beafd2bf523d829d246b56c2b7589891485a76f
  12. 0xe4cec4dfef92b38f34fc3e682f8bd892c0d4f2cdef1fef3f73805539ca9c0649
  13. 0x8070cbe0685f508360b5b1120601afa35a96b721c6cad8ddc83334fbabead425
  14. 0xe49428eac50d81f1f7650588e082bd418a927c143f69fb66decc0ace1ad681d0
  15. 0xc8c3351be4f517ca5732d6f5ee3d1d64170b8e4410d31b9c614949031fbc07a0
  16. 0xdbc1c0882584cff2eba84dcd18af41b5fd070127c962a21b00db1ec3e352cc94
  17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
  18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
  19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON