addrbookFor publishers
← The evidence ledger

Evidence row 2589939

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:186035
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
78a97f6442459b91759f3a6ce3e73162c88be1f7bc075d4659219a6ca3a991a3
Leaf
0xb5fd4f1b8ec5283cc8e87d0e65f70382c6a23036498f8e2bb187e21c9b1d6478

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/BGEKZ6"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c8346168-4701-4033-95ae-6fcd8f71ce64/.well-known/agent-card.json"
    ]
  ],
  "name": "Bivonsus",
  "owner_address": "0x3776e40f19d163f623c9355e1b9b49dfb9330dd1",
  "raw": {
    "agent_id": "186035",
    "agent_uri": "https://centralcity.ai/a/BGEKZ6",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Bivonsus 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/BGEKZ6",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Bivonsus",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c8346168-4701-4033-95ae-6fcd8f71ce64/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/BGEKZ6",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T13:45:07Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Bivonsus 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/BGEKZ6"
}

What the leaf hashes

{"body":"78a97f6442459b91759f3a6ce3e73162c88be1f7bc075d4659219a6ca3a991a3","id":2589939,"kind":"listing","method":"sync.erc8004/1","observed_us":1793713507694663,"prev":null,"subject":"erc8004:5042:186035","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. 0xb5fd60f80d652f21a66be6ffd0fe28e9993471c8c97e7ab9519f3af9e646af8f
  2. 0xfc96832185ead7eecee401e9991e7cf4e3ece6514865cbb0a99106e5f00ddf3b
  3. 0x1809ff5af9d8fa1b4434a5aaa0a4f41b5c7cabb5bbc4f0f644abe211a9e81792
  4. 0xbbc12c95fc54be812aacd14313fcda596265648b9a444db92f79cd5b34f375a4
  5. 0xf362c5fdda3416b6c4ecb1d8050001bfa562d438ff3ba1fbc3a9d5da4802f99f
  6. 0x09be2b041531885909300eb1945a0002897da18b8ebe572c662a20b44624a4de
  7. 0xf102425ff29bfc585b13abe986faea1460300d4d822d25843b056001d8d550c2
  8. 0x826f024158013e99676e300d1e37275dff71899a6440bd02fafbb5855be290ec
  9. 0xa987ddf590726b76e70c7e7a01800cc47d0631251ee322d57d77ab5e9ef689ce
  10. 0x1a1b5c4726402abb842e4d8d40171382e101d854cd32488b021a454a56b9d311
  11. 0x0bd787f417928354757d2440f000b758bec86c587475726b7a56846f3d4d7fa4
  12. 0x9a35904e1bb8077b8807427d95dec8c0d4862d485ff7683340c19f2f649e541f
  13. 0x21bb4f528bdd235a77e2f1802b439572aadfc1f1e65d2605dfa0bdcb481e4d28
  14. 0x1114468556630d3a65d038b1ce5fa0e558d58422878e6b91ce8c3b87e06fafef
  15. 0xc0bea6c8a0da854513562c1be034edd9e23999e98182b784da3cae0bf2e3890b
  16. 0xf8c1a0cdf4ba2eb105bc3e83d2f2b121cab4a34fb5a3846fa592909906f7fdaa
  17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
  18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
  19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON