addrbookFor publishers
← The evidence ledger

Evidence row 3133648

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:296866
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
25317377eb25d1afbfa1459fb0382e36d552519162f12623abbdddf4b2f0c477
Leaf
0x85748eadd183095e3e46a609b9c475ffbee6fd7eb276bfa4e12d74c79ab09f6a

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/15lsWp"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/74b8c434-1995-4cb5-9728-d0349f3ef817/.well-known/agent-card.json"
    ]
  ],
  "name": "Piompus",
  "owner_address": "0x7316771b0cec986130d41936810d278c3fad4eb1",
  "raw": {
    "agent_id": "296866",
    "agent_uri": "https://centralcity.ai/a/15lsWp",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Piompus 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/15lsWp",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Piompus",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/74b8c434-1995-4cb5-9728-d0349f3ef817/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/15lsWp",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T21:30:30Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Piompus 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/15lsWp"
}

What the leaf hashes

{"body":"25317377eb25d1afbfa1459fb0382e36d552519162f12623abbdddf4b2f0c477","id":3133648,"kind":"listing","method":"sync.erc8004/1","observed_us":1793827830381994,"prev":null,"subject":"erc8004:5042:296866","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (424109 rows).

  1. 0x8574a9fd646d9522bbb52e309bb67af5b4d2b40f0fdbf324df09a5504a697040
  2. 0x030b8cf95a603a8f86d18a057dc6929cb678edfd52ff5e5f8f7f0c2f75f0261a
  3. 0x0b85a06b55b864af04e733a4f85194ebe3d59d19f6a4cefe70d307bda479a91c
  4. 0xa42787d90d9ff2f565f3afce951591cce501eb1699e9634052a58df79911785c
  5. 0xe244643a895a5b63a9918e5f80b40d8b5cdd646191032f18ea43e7fa4f41f548
  6. 0x25df9da191e2644dc14208cda40504d8b0d21b566b0fdc3a681e48e245aa2bbf
  7. 0x6788d9566c5808a005ba3a4a4de999df6a285f274f87291fa96d9003ae0f48e6
  8. 0x83fe347af94ec21cf0e4765ea7fd8b633a013d6124e57493ae8114746f76c2d6
  9. 0x19f06b950f7ef524cd8645c9ec654c5446cb8898032e46ce4425c6226b71f7c9
  10. 0x59d4263ef706399155b6b0f68c61541eab73b4c431613f53c4ea9086a1e5118b
  11. 0xc62af73e6ef94893f8333ef9d11bd5f09283a010bc195e5e13083def851e2d47
  12. 0x41ce04472ac68c92a86876a4011880094daeeb16cc0aad75c07842de1bbd23a4
  13. 0x94c004491f555f082be1a38172d879542c52b6d1ed19e62158f3b9ddcd5769c9
  14. 0x4d0a7156ec796edb8d5a0d2e4485532fbdb3169d97aba38a0b511c2d6f628d21
  15. 0xfd43ba7389cd962b524a46ad83e1376d2c8058f201e4e5045df6cb4011c39a08
  16. 0xdc69c7e21c2f9c0827141cf63db0938760879d1a284b22ad79d15b80f400808c
  17. 0x7f4f557ace8b62cd85774371e24477cdc34df4d2aa68c04511d8678e3978a343
  18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
  19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5
Day root
0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee
Chained
0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b
Published
On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345

How to check it · This row as JSON