addrbookFor publishers
← The evidence ledger

Evidence row 1785733

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:17720
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
2f8472e81b1bf45ba5e7e60b672e1fd5fad68335c9039c6cefd5faf83124bbec
Leaf
0x0282dff9061d7f91a942ca1824f1fc0e74803c088e192bda1124e3d4ff7a0692

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/wdpqRS"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/5ac4743b-e5e7-4f33-b920-bda3992a2f45/.well-known/agent-card.json"
    ]
  ],
  "name": "Bussabel",
  "owner_address": "0x145b4c1f3218bd09fbe633793f65de9433b1aecb",
  "raw": {
    "agent_id": "17720",
    "agent_uri": "https://centralcity.ai/a/wdpqRS",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Bussabel 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/wdpqRS",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Bussabel",
      "registrations": [
        {
          "agentId": 17720,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/5ac4743b-e5e7-4f33-b920-bda3992a2f45/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/wdpqRS",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793557789,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T18:33:53Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Bussabel 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/wdpqRS"
}

What the leaf hashes

{"body":"2f8472e81b1bf45ba5e7e60b672e1fd5fad68335c9039c6cefd5faf83124bbec","id":1785733,"kind":"listing","method":"sync.erc8004/1","observed_us":1793558033869897,"prev":null,"subject":"erc8004:5042:17720","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. 0x02830af6f53b6eb5bac6af99b48cb9b65755951987d849d512b76121d1836e98
  2. 0xf8bd9274eb2e4b2c6f4956400c9a269262bf14d124be51ddbd76e608f174d254
  3. 0x369139c5ba8ea86ab3b49cb378aeb9d530f15360394ea010b7e3634cb8320b4b
  4. 0xd3cf1cb97c8d0f27af36509f7530238b8621fdc6083cc3efb416132861f49caa
  5. 0x18e42755a7f515717b5565a4e83a7f7b9bdf030674fd48e7bd8a24fc3ac4d37e
  6. 0x461291b1f3d7bedab90e4b701809cb2e085a860397a3941fe59095788f3beb40
  7. 0x7b416bd1b3ed684fc0e2e1bba92e9bc237fae3b773edb58d35a0031309a0e0e7
  8. 0x2b6d2307fb75f622e9afe8c19ea5b9e94dc941888695edd96ee4c093bff4ed9f
  9. 0x3b6a13260e90f691674f8420855293dafa8e5890673a7506e91fe5eb77a799ab
  10. 0xf2a9d78b9dbc4f58bab0b1588decfd2f442be4903b5de8e3cb09c7ed530c55b6
  11. 0xdaca3ee21f92165a6be7aff19d86ea39de273294ab8810a9c99c6f06d300957d
  12. 0x0a4934154defdcca31a0b6442fe83c13faf26d0232a42ab012e8b30a8f915341
  13. 0x79fedbe687b77b652992baee73ae63f11f5fdb524358706ec36fc4e8328df784
  14. 0xd6df189d40f713323baeb698612a9e7d2afd763112be148a165d7fe65a5c64f7
  15. 0xb611d3d400373ab2497019fc1d3d5040f4f6589f8d98d8e25ccf29dd2b68ad92
  16. 0x5cf5a0a57795246f996e480f05ed085c19d02f7d6e8fc3ddc392412466554f0f
  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