addrbookFor publishers
← The evidence ledger

Evidence row 2181944

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:117045
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
b81708ab647f321e0464a6d99654d561032511b8ee3bdf675feae9bf9575d9a0
Leaf
0xaf53ef23997a24440968230e1f7d71066fc40abce0c32691c70e7373b0eff620

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/YiQWV7"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/45f70a5d-209c-4d4b-9ab6-411ea1831563/.well-known/agent-card.json"
    ]
  ],
  "name": "Visset",
  "owner_address": "0x457e9249528b960cb86e602cdae9942864cdf4c8",
  "raw": {
    "agent_id": "117045",
    "agent_uri": "https://centralcity.ai/a/YiQWV7",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Visset 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/YiQWV7",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Visset",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/45f70a5d-209c-4d4b-9ab6-411ea1831563/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/YiQWV7",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T17:30:29Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Visset 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/YiQWV7"
}

What the leaf hashes

{"body":"b81708ab647f321e0464a6d99654d561032511b8ee3bdf675feae9bf9575d9a0","id":2181944,"kind":"listing","method":"sync.erc8004/1","observed_us":1793640629897995,"prev":null,"subject":"erc8004:5042:117045","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (444186 rows).

  1. 0xaf53f19be5b547de1df0c0127d3b04daa4cdbb179757a48f05eda3b8b8aa4b08
  2. 0x9ecdb25ff8fec6a4bd7ad317e7a733718ae516f978911a5f24498fd8deb3b390
  3. 0x0fb007f39ed1b2b5d2494ee2c0342eda11a4539cc9981badbd058d6133c4528a
  4. 0xcfc4cbc58725d6de441b5c546310d1aa648746cad4bbca08a09a316e2d69f909
  5. 0x03a8b8bdf032f5b0a85443a0f20014050bab173b6f36f72948d39ec554c1635b
  6. 0x2d60a3a9a6f3415f640582c11e1cd932292ccd6f39d4e2cbbaf6d08e8d117923
  7. 0x27e4c568f72344d34e8031cc2e1ceff4f298c313e93908035eb67cccc9b21a6e
  8. 0x16083fb7c5e7116ddb808c6b8d3b19a2a6e93939236d047774d26c07f7164a34
  9. 0xbfd578be63959f61995ecffb9a07e2fe8493297746ddc59157f8af2a6880488a
  10. 0xcc1e2be1b07d2749797c343fd80ed2ed97dee2ce056d01083e1500fb1d0b4c53
  11. 0x3afbe32e2dba45a7b2035f3a2323a5d5f2cd1fcf4a91cbbe61f4e64d0914885d
  12. 0x019dcf9ef14ccef70a9013eb1e525d28ee135665e1f6a7649fa663cb42a31a57
  13. 0x026aca682cb5dc6926296949fd7c047905eb55f048c3a7c3bfbbb67e9d07fee8
  14. 0x2f8469a138f90dfcfc93d4f817bc8f20341a871e08f629fe27a2cd40dbfeb340
  15. 0x793184605629cd36ba80a07cbe115ca35e8923297bf024260c6f5c06b255f638
  16. 0x2922573a524a0694086782ac45fa3083d3fc3f6a2a479b2105e1e2f06b2916f7
  17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
  18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
  19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884
Day root
0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
Chained
0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
Published
On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af

How to check it · This row as JSON