addrbookFor publishers
← The evidence ledger

Evidence row 1814462

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:19227
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
5566cfad3ba14ef0a5dd14b8286ad46197f2243cfd13013bcd359fef0e2bd2f9
Leaf
0x7a2c12bf9b53b9bd12f407a5466946dee9350d676a56a2f653802eb4b8f7381b

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/7siBZF"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/e5e0800d-5b36-475c-8dcf-c63c1c86e6e2/.well-known/agent-card.json"
    ]
  ],
  "name": "Nufler",
  "owner_address": "0xad00ac56eafbbffebf2f9c482987241648358105",
  "raw": {
    "agent_id": "19227",
    "agent_uri": "https://centralcity.ai/a/7siBZF",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nufler 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/7siBZF",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nufler",
      "registrations": [
        {
          "agentId": 19227,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/e5e0800d-5b36-475c-8dcf-c63c1c86e6e2/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/7siBZF",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793560295,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T19:16:24Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nufler 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/7siBZF"
}

What the leaf hashes

{"body":"5566cfad3ba14ef0a5dd14b8286ad46197f2243cfd13013bcd359fef0e2bd2f9","id":1814462,"kind":"listing","method":"sync.erc8004/1","observed_us":1793560584125988,"prev":null,"subject":"erc8004:5042:19227","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. 0x7a2c28c79559cb5e3ed5f3809b9c1df65243678340f806cd24470c849f35e915
  2. 0xe076696d464215816cdbdcf1e319fe9de24bc8997c1cdb6020fdaacd9ce86727
  3. 0x5c7762cc2bfbdef28f366de6652c62cefaedbe8c092a588dd29408a0e800ae20
  4. 0xa3d859deaa14d033ed24a12e83474b56b2dda1675830ab171d812de8c03320ab
  5. 0x416d4aaaeb933276e3a875debb216eae3a4520641e392ab8d6567ab229f08dc2
  6. 0x4f247fb2c5f3337428ffcf2b3f078ecf287a945e9528368bfc5801b8d4b9a888
  7. 0x2c6b048439644a261dd9a1012af307f2716d04a8a96ac72597779a9f837675ab
  8. 0x47b35ee72d732852e87df89532075afc0673564e82b08d22edb9f679306229fa
  9. 0x993881f29aa6ff7f5e136dfa5e82d4a12f57f4b03ff3d0d440abbe570db6621f
  10. 0x9ccdc2141e2253c7b9b42b8d6c748fa3424e0f1a8e6df98a011267fcaa8ed6d5
  11. 0xbd8a3f895ecfe19f55af30af517863e290c5e4b5c90b8220ebd4b2026a1b53a5
  12. 0x9a9e879591a3a0c0c16124efe0ff42b3c7409385d7343b036feed7c53c56aff8
  13. 0xa293e826c573b6aacb42bdfe34ebf9ff9c01a7719cb79774843599231be3aa36
  14. 0x7e26f771e19135838a4922e6feed7314ff3896114424cf5c9fb3c97de3545c5c
  15. 0x614dbc600bca0766e288d2a5ebb7709ac565230ac6acdc88a5e4a7a5ff53c58e
  16. 0xe329dbfb0db2c7f35334e66970a8ee37ee2d3356d34d692c10f84b6f7de65a35
  17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
  18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
  19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910
Day root
0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3
Chained
0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4
Published
On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90

How to check it · This row as JSON