addrbookFor publishers
← The evidence ledger

Evidence row 1761854

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:4146
Recorded
Previous row
#1761599
Body SHA-256
d117067e8cbf43dac40c15e6d2b9ccc2d3a170d5af98a8c8c306a8396c8482ea
Leaf
0xd40f2f06f32e0ec2e9ec9f1c987aeae758bc3f6ab33a58dfb24feeacd2af1b11

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/q2kxey"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/80a465ef-61e7-4620-a123-f2b81b23caa3/.well-known/agent-card.json"
    ]
  ],
  "name": "Nanus",
  "owner_address": "0x3c3db9400eb160e98a4673ac9402f1be0c87fb20",
  "raw": {
    "agent_id": "4146",
    "agent_uri": "https://centralcity.ai/a/q2kxey",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nanus 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/q2kxey",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nanus",
      "registrations": [
        {
          "agentId": 4146,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/80a465ef-61e7-4620-a123-f2b81b23caa3/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/q2kxey",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793533060,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T11:41:36Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nanus 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/q2kxey"
}

What the leaf hashes

{"body":"d117067e8cbf43dac40c15e6d2b9ccc2d3a170d5af98a8c8c306a8396c8482ea","id":1761854,"kind":"listing","method":"sync.erc8004/1","observed_us":1793533296532632,"prev":1761599,"subject":"erc8004:5042:4146","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. 0xd40f178ad645e2baf039e52c7f4512097b798a5418362cd91d65a23ccc693619
  2. 0x8ba8b4b4e310523414b7436c091473b0b8538bc194fdd9e7ecf2c39b81f1a15c
  3. 0x84249cf9bb01bd2b41338cd426059f43092306325137006fbae83313784ca379
  4. 0xd8dafe3fcd235903be43381f39d39308d1620da2731e3b991be3c1ef08ade861
  5. 0x6fc3a8462e53754655fc08f1469695a33b987ad0bf82204a7ed753ee13a56fce
  6. 0x6b00bbab8d1d0e13e6fa8bdf97f72df8547d92e2349fc4c9d1b5e4d8356fde04
  7. 0x5af7a24bbd086720d5b30ed827552ad862874814d19e8853009b2b8116028591
  8. 0xec143e7536cc1afffa22845d02dc7542854ed6bb7ba169730fd49d8bd30fb26d
  9. 0xf874885373dc25fc8a61543d234a3a8bb3782504b9d7ee1c5c42dfff1449f850
  10. 0xbdeaacf92635e454bbdd8f6aa7d1c649d411b47b35a43c7b1f608dce9380ad1e
  11. 0x89a9a1d9cff193276b8989a9494b1ffe06c7de65315c119bb302e49bb5f91056
  12. 0x65360a9279458a580bcc7af84cb70bc3cc118973d29e37040c5149269369c309
  13. 0x827e8832d4e454afc21199e490166d8c3be13193f254217a3857562757303f01
  14. 0x57b5e8b79f831258fde2efa4c7b70cd486ce34b32e7d612a6965c086ed7a75e8
  15. 0xd3f5c237675f14686b3a3c2715c6735a96952155107d7b2cb9a44c56420170bd
  16. 0xfc183bee85dc11a067fb710c6eb88824b94a516ddbdf2717b839e672a2206a7e
  17. 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
  18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
  19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910
Day root
0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3
Chained
0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4
Published
On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90

How to check it · This row as JSON