addrbookFor publishers
← The evidence ledger

Evidence row 2124749

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:90659
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
21a37d86b40b775b71e3b586154112788164523c93a3c42d4bd13b36472c65f3
Leaf
0xc372189cc4785f4a6d75c5c966dc0248e49247e4d1b9f495515833a2d3696f69

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/soolXj"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f1cb4f97-db10-474e-9be9-8d3e6f0b3b60/.well-known/agent-card.json"
    ]
  ],
  "name": "Baston",
  "owner_address": "0xf21ecddfb24ae97d4a96ef928634d20596b5bc07",
  "raw": {
    "agent_id": "90659",
    "agent_uri": "https://centralcity.ai/a/soolXj",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Baston 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/soolXj",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Baston",
      "registrations": [
        {
          "agentId": 90659,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f1cb4f97-db10-474e-9be9-8d3e6f0b3b60/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/soolXj",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793620193,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T11:50:52Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Baston 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/soolXj"
}

What the leaf hashes

{"body":"21a37d86b40b775b71e3b586154112788164523c93a3c42d4bd13b36472c65f3","id":2124749,"kind":"listing","method":"sync.erc8004/1","observed_us":1793620252415777,"prev":null,"subject":"erc8004:5042:90659","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. 0xc3723e5d526d0205f326b83f0d228534a26c45d1f3f21f4395608eacbf6da7a6
  2. 0x350250252745c38690acc833aa1a1ca479f0600b0471423e8a712fe967b2649d
  3. 0xf3a69787e180c15e9a5cbc2ddf06638ed7a2b21f6e7d99d01e42c39d5c22d793
  4. 0xe30fed8b77a52b8a4f05a8eaa19522531353302d00f1c6c1b359eb658cf23ca2
  5. 0x68e21f9ed5673162bcc651f6974c6b633a42c2904b8d14aa06314600b7006783
  6. 0x606d4d5ea5b0725739ce19851a42ea3844554dd183598a2cd6a640936f37fbbe
  7. 0xe4835349edbbe290a84322b39e519ae4774957d51ffdd8e227ad77d480afd869
  8. 0x0656eacc172a5a659ac1fe13fc4a09b92f749cf8511bec53f7a613218b0ce331
  9. 0x5b8405237202d5d2a0e95299fb4b4d36fba88e2e03444be30f04676733cd590e
  10. 0x66dd31e2cffea269e4458e056401fc24d3b82da66326d4bf0ff4fee1f649f708
  11. 0x56d59f939f2500c5594cb08cff4f6eca6d642c25da2b7143894ae5362f9613d4
  12. 0xd1eaea718a5a4f6f4199ba499fade7bfeb1533cef40bd31c28c642eae9914bb7
  13. 0xd7f4adbe11763ae678ef4c51fd1fa9ddf52bf60add48464d376475766e9accfe
  14. 0x0b45a0435ea40bcbc48c2b318e8c62aa48a7e6b10e52b4548ada394225a7bd9f
  15. 0xcbfaf790331071a9b3499a4db6f9d951fe5d04baefda2c66846b52b023ab8ae5
  16. 0x37d31d28d0bd3743650d57e9fbf999efa4592cac831267f83aa125335b35a16b
  17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
  18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
  19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884
Day root
0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
Chained
0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
Published
On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af

How to check it · This row as JSON