addrbookFor publishers
← The evidence ledger

Evidence row 1832792

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:30423
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
1d73b9502f6381918d4943db639b433d178ed151cd2eb6732ca468538047d11a
Leaf
0x1cce478493c206a4e4797ab9dea97dbfe57723d7e828a5b0350f4da6c39866ed

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/h8aiAZ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b92b17c1-3019-42f8-9b87-5decb00e31ff/.well-known/agent-card.json"
    ]
  ],
  "name": "Keintis",
  "owner_address": "0x9db2a5eb27154a0cda0aa61db16e76efb21d5c8c",
  "raw": {
    "agent_id": "30423",
    "agent_uri": "https://centralcity.ai/a/h8aiAZ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Keintis 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/h8aiAZ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Keintis",
      "registrations": [
        {
          "agentId": 30423,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b92b17c1-3019-42f8-9b87-5decb00e31ff/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/h8aiAZ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793569685,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T21:49:28Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Keintis 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/h8aiAZ"
}

What the leaf hashes

{"body":"1d73b9502f6381918d4943db639b433d178ed151cd2eb6732ca468538047d11a","id":1832792,"kind":"listing","method":"sync.erc8004/1","observed_us":1793569768767760,"prev":null,"subject":"erc8004:5042:30423","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. 0x1cce3fa09061833f701ce959f7c2239364fd1bc5380cdebca838d2bdf0c4f63d
  2. 0x6300edb882eee900b8c56cf4a0d0bd4e79aa1c8e60d3c95cec2b4a95ed302794
  3. 0x048d2bde858f7b567a446924e2901b6079c02117b875b16246e6c864cd2bd082
  4. 0x8af612cbb05a3ec4607d41e55f520cd4abd22d655cf0329b42f7b67d6bae5d07
  5. 0xacf16c5f4da052023cf0b8a6d7b18cfccfd1899cc730d07deede9a7394b03c4a
  6. 0x0a10917ff8a5a5c888f2ae014cfc98adead88e6fbdfa631c3dcf9608e336b80b
  7. 0x6f26efd347a6e7377f38b8d5fec6b73350212914347296efb04a1a5cbcb11558
  8. 0xc9392df99b725df97755332dde1c10dd0f53f430a506dc7ad10221efb8041674
  9. 0x981147ab053d0ce392c501c960010aff542a0cb757ee7beec26e0b59856bc443
  10. 0x99670389ae8e98f831128a7a1f327c45c8e3396d30501d3824857d940e5b08d3
  11. 0x17a01b5105229ff0f84633f0a4dfa06aa656e4bc6ada581ab1148cead7230471
  12. 0x374e8677cb5f7470293815b5235e57fac081a54b8c9fd798307f056532e9581c
  13. 0xae521539711ad5a91adbe0dd002003819ce70e53b6a96152851758fc41b75098
  14. 0x175afd1319b72670e83bf74eef6f87ab2173061f5bacdfe981a6b0789c963022
  15. 0xb9d6fdc8e6fb3f4feffa2c18849d74fc34d8708b574a778ae149241a90aaf20b
  16. 0xa856ad79e6f29a2b5516257f0d4817172cca11251fe2e7e8f3911b105fe2b622
  17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
  18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
  19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910
Day root
0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3
Chained
0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4
Published
On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90

How to check it · This row as JSON