addrbookFor publishers
← The evidence ledger

Evidence row 2614585

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:195038
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
0394df7e67fe7fdf4f26f05dd75d54aca5be9bcde32a74bce62ead59041c5a32
Leaf
0xa0dceeb7c46495bcf6fbfcd802531765d0aa7741187f0468a41dbc3953388908

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/PDGLgf"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/8868d5c1-7fb2-4982-9f01-b63f961fd339/.well-known/agent-card.json"
    ]
  ],
  "name": "Graussel",
  "owner_address": "0x1d30657b471c12f7b6586e73f5521be653b6c301",
  "raw": {
    "agent_id": "195038",
    "agent_uri": "https://centralcity.ai/a/PDGLgf",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Graussel 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/PDGLgf",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Graussel",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/8868d5c1-7fb2-4982-9f01-b63f961fd339/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/PDGLgf",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T16:56:01Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Graussel 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/PDGLgf"
}

What the leaf hashes

{"body":"0394df7e67fe7fdf4f26f05dd75d54aca5be9bcde32a74bce62ead59041c5a32","id":2614585,"kind":"listing","method":"sync.erc8004/1","observed_us":1793724961194244,"prev":null,"subject":"erc8004:5042:195038","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. 0xa0dcef4a09a97637e94a4d344a3d1c1ba67b93bc60d677a791f25a30faf90418
  2. 0xe4a29fffabf4567f80ef643cbf7e2f1c46a5a301d2daff9cd2247760497e855f
  3. 0xabe5e422561f2cec87001a14da713556dac1cc8b5658f8d9139454da79ea9b94
  4. 0xbbcf73c41a15f4053101a0e084be184678534a93ff970e1098a301ff06e864c2
  5. 0x962a7a88f1278917660b4265133507aab0e7f72e1da3959185dc378113d007b4
  6. 0x505203b4ba3fded66b055e579ea75e36f942b972c1bb4c6f1cf5033c26dac454
  7. 0x327b0102fa480d063e890b0c8ec9a12821355b0fbdc28e40f154920e04da6019
  8. 0x8a9fc5c1ca50612dad83c5980a725e9e8b569bffa91a1959beb809b151e866bb
  9. 0x01d537e2b99241b72881d211538b61d53540011c4b29cfdea3af86c50f1e8380
  10. 0x6567dc77b405b29684d52e9b91f49056e3a1b8b72f078d8cc105da4627f8df87
  11. 0x5de89adbd23b8ece6ca055bd6c6d15ccbb3285338cdd7ae15b2f673a746d53db
  12. 0x528056a6e5b3285f885b64f1c889c2e09c3436787f2e98991fdee22ac445a74f
  13. 0xf28d67782c92bef914bcbfba8a09fe25600ef28046c4bb2c25d01c0f921a6c77
  14. 0xe49428eac50d81f1f7650588e082bd418a927c143f69fb66decc0ace1ad681d0
  15. 0xc8c3351be4f517ca5732d6f5ee3d1d64170b8e4410d31b9c614949031fbc07a0
  16. 0xdbc1c0882584cff2eba84dcd18af41b5fd070127c962a21b00db1ec3e352cc94
  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