addrbookFor publishers
← The evidence ledger

Evidence row 2625131

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:199560
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
beb9f40c1974c47368b4822fdb5886926e44195ff621e9ebe47ea700368d5eb2
Leaf
0x80d9673f46463a93cef7aa4ae34c86e3b1a34ab04ed3cebd155b8ce5066f90c4

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/GpfdhN"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/69a7fea4-56ea-42a3-bd43-5b9bed487e13/.well-known/agent-card.json"
    ]
  ],
  "name": "Pianan52",
  "owner_address": "0x3437ecbabc0d50de6740feb3236c4e5edd953842",
  "raw": {
    "agent_id": "199560",
    "agent_uri": "https://centralcity.ai/a/GpfdhN",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Pianan52 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/GpfdhN",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Pianan52",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/69a7fea4-56ea-42a3-bd43-5b9bed487e13/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/GpfdhN",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T18:30:53Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Pianan52 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/GpfdhN"
}

What the leaf hashes

{"body":"beb9f40c1974c47368b4822fdb5886926e44195ff621e9ebe47ea700368d5eb2","id":2625131,"kind":"listing","method":"sync.erc8004/1","observed_us":1793730653118475,"prev":null,"subject":"erc8004:5042:199560","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. 0x80d99a06c17dd314bc787dbc1cadd42a0905d1af5710870b63c735fb5e8da05c
  2. 0x56599a920ea8a0b3f823ec219aec34ebbe2aaf18ad402377dfa27e16f1a26d61
  3. 0xc850f2f564b26eebd728e41c0f87879c46ffe20b7c8acb89ea60729411e2e754
  4. 0xce279ed546203d6549e189d911ebe6ba26b7e4181e5e62efa70870d906f76e42
  5. 0xb331b38344cc32737321c4e72fa2c1184f487874ff6a870f6c7274a7f37052a5
  6. 0x6cf2d83f817292cb2b409118a4a70e8da1dd30c2890547c9d7d0bb0d28897389
  7. 0x590dead82a3fdaba693a52bfaf1083ce847d243e634dec3e91c8fc619582c677
  8. 0x3482e90e221fbe0e8d75ae425f550b1d14b69085ba02611700d457498d1083c2
  9. 0x902c9282e742887b8215c4217b4231d8c21f52a65cf3d2f6fba5561947da7eac
  10. 0x82b3a69df9060d8b07bb83ece514fc4edcd02d2c68b5d4b4e2ab60b0222ed215
  11. 0x3361f6db2bab4bf5d638bb02390809dd800dcb53806561677de88a61a38e4755
  12. 0xc6e642391f030893fe7f66a15e69811e6a25de963bb9b00c10fbfe5f4de0073f
  13. 0x4607f3c9a6344785c28144331cd5f69653994a97f95db7809922902bd2d6862d
  14. 0xbee84d3e599fe34053b7031286879fa3c8cfb9cc2a5d0992b542033701205b5a
  15. 0xd7fa57d9cb0ff551366a474cfe5dd932be199a84a12f0b57b253725627acf8dc
  16. 0x4f4b24a0a0ca0387085210387f5358e81c7f788419e50cf11713524585340a3c
  17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
  18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON