addrbookFor publishers
← The evidence ledger

Evidence row 2554676

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:170430
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
fc7f7acfceb8b4acfd6785c1eac6b91424799e668c5c2f4028c6ac8bbec9f0c3
Leaf
0x28790750214861a273747403b1ef838ed5c3923fbeab906410f6cf294ff22e29

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/0OwLs0"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/0280c1b6-d34f-48ec-8e2d-7da2faf71dfa/.well-known/agent-card.json"
    ]
  ],
  "name": "Hafose",
  "owner_address": "0x08e8bdc85cb2fe6d227d53c3e0601419a5538b00",
  "raw": {
    "agent_id": "170430",
    "agent_uri": "https://centralcity.ai/a/0OwLs0",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hafose 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/0OwLs0",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hafose",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/0280c1b6-d34f-48ec-8e2d-7da2faf71dfa/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/0OwLs0",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T08:34:39Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hafose 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/0OwLs0"
}

What the leaf hashes

{"body":"fc7f7acfceb8b4acfd6785c1eac6b91424799e668c5c2f4028c6ac8bbec9f0c3","id":2554676,"kind":"listing","method":"sync.erc8004/1","observed_us":1793694879299462,"prev":null,"subject":"erc8004:5042:170430","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (425475 rows).

  1. 0x2878c59af5b782377dbc4161e57c7a998ad1ecae87093fc159919950401586dd
  2. 0x249df8d5d23e9d4ca7d54ed30d247361548523f08902ff7fb9aa33e5bed4b2b5
  3. 0xde420964fb63050f6593a180eb0959db32ed569383596e352a49eb9892983c10
  4. 0xbf6f4516966f8a1899db08649258964b2589d435fcd8e94a8b2b481ce6deb5d2
  5. 0x66392efc943084874d6ae34b4e53816504de3579a92b325a550dbb6ec0b2406d
  6. 0x84cb3a6b51bb80aed889667dae33f393ec2b3b495d1e0c68fa1b08629fad6319
  7. 0x6a031893429800a03067944f54ee0f5d2df78d2655bb8e7f41bf28d6a0b0c29d
  8. 0x1d142aff9a98b33bd0febe3c88987893638256c7c2cb3580d9a37f5cec515f9b
  9. 0x60689367a8abe1fee18a6a492057e182a9a7fe2c703aec5cdc92a09bdbf8afed
  10. 0xe670823746e551c245466819d04009c4be5ef1711c6c7b23a1b9adb16d9aaf44
  11. 0xe82dc1b204640da59f5a2d29ab812be2372271c2488b9d821339e8d2d8900b71
  12. 0xec2ddd443556613d59609a7b14c036e6d271882b780c25ab7f82c2f5014e2560
  13. 0xb3e9e2c239d3f86889736f5f9dd6b63f9f0ffb6cb921a6e5d19759d9d3670816
  14. 0xfa613c0d80cbcddee7d225a3ab575b2b3c7203ea9f8cf881bf1cd2ffed0f5a23
  15. 0x3553ea75bcf78135f26289b22fcb05dd562af750aceb74fae97aaa66ea2adb8b
  16. 0xb1804d44f1a591de3b8b8db8fe72e8ab6695e6d154862ee8ea77b6ac2b43b67d
  17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
  18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON