addrbookFor publishers
← The evidence ledger

Evidence row 2725871

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:210924
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
6e419990ee8621deacb5e6431346506b457e68d0a251a490e324416059072865
Leaf
0xfbb9bd3551d8acda0cc26250682b1439a4e4b694b44e8e4925888f9f7c7b162e

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/YPNMrV"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b377b500-feea-40a0-859a-72e42a68602c/.well-known/agent-card.json"
    ]
  ],
  "name": "Lafan",
  "owner_address": "0xe54749a439f555edb072f97cb7870435d12856c7",
  "raw": {
    "agent_id": "210924",
    "agent_uri": "https://centralcity.ai/a/YPNMrV",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Lafan 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/YPNMrV",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Lafan",
      "registrations": [
        {
          "agentId": 210924,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b377b500-feea-40a0-859a-72e42a68602c/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/YPNMrV",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793747606,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T23:14:22Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Lafan 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/YPNMrV"
}

What the leaf hashes

{"body":"6e419990ee8621deacb5e6431346506b457e68d0a251a490e324416059072865","id":2725871,"kind":"listing","method":"sync.erc8004/1","observed_us":1793747662161881,"prev":null,"subject":"erc8004:5042:210924","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. 0xfbb99657c1a08ce6e126b5540492c34277a2bc5ec013dae01df619783e378f7c
  2. 0x96f9bc79ad5e7541157caeb6ca9a8456364a2c1a15235eb7e6d1b0799be074e3
  3. 0x669642cbf03b29ebc41ca624d93750cae1ca465dca9755e2ab00b029e607de39
  4. 0x58e4b9680f52da4051ba531a2d20e42d3eeb7e095df67703274110c30c128f39
  5. 0x5814104a24ac22981b50b97ff9d1783565233f63e35f8d3d4816f7b1348d3bd0
  6. 0xfe86521e12c947066ba5cb2fbf6129a41886e37a54043e7a733bee526839b3ea
  7. 0x92bd272b0bb62af7251599fb2e3d0c9f2805e29cfac52a50003dc5a345dfd82f
  8. 0x74e522ea886346d9cc790cab6dabd93978ef22fe461fd477b81e4913e1d0c2ca
  9. 0x3a98827c740642a5abd6265a55d2966c2524dffb69b60df162f38f444dbb937f
  10. 0x20d5a9690525e16f1dfc72a8b04b5668e0e73295b73cb36ed05645ac37659427
  11. 0xcaf5cd71de6a58417b84e0df680efd5598791fbf8df53f6ea1c0203575523238
  12. 0xcab7a6e31d37510b5b0dc721cc4f39483e1f87d2a170cfd38163f538e19c8c31
  13. 0x60079cfab9dfee47546954dca240be72c67c7307edb40b9efb6dcbc22b705c62
  14. 0x271cba1af45ae2133bb70993d2a8662bbad7bb8e8e0ab720853251f29efaee6d
  15. 0xaaf692e701ee622e9e0fa24c7d0f9f672df8c586de5a6f0375f8cadaf0c678a1
  16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
  17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON