addrbookFor publishers
← The evidence ledger

Evidence row 2975604

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:235483
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
bf6b19ee6a1e24da071bdfb4fef6efcaa74ef753bffda44a897121f8a6b1d4c3
Leaf
0xde18f89718720db4fbdac9e7a6f981c96682c1a688c44b416129011f4fef3bc0

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/zRdBWj"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/cf461bcd-8b26-4069-a4ae-46bbd4f79fba/.well-known/agent-card.json"
    ]
  ],
  "name": "Zaumpis",
  "owner_address": "0x7739a5cfe0b6855121e780b7e5d9d3b1e624f87c",
  "raw": {
    "agent_id": "235483",
    "agent_uri": "https://centralcity.ai/a/zRdBWj",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Zaumpis 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/zRdBWj",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Zaumpis",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/cf461bcd-8b26-4069-a4ae-46bbd4f79fba/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/zRdBWj",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T08:10:59Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Zaumpis 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/zRdBWj"
}

What the leaf hashes

{"body":"bf6b19ee6a1e24da071bdfb4fef6efcaa74ef753bffda44a897121f8a6b1d4c3","id":2975604,"kind":"listing","method":"sync.erc8004/1","observed_us":1793779859736469,"prev":null,"subject":"erc8004:5042:235483","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (424109 rows).

  1. 0xde1937275e4e5b6cd9b9319fee2beb6a6f96c5b690e628206312da30372760c8
  2. 0x85e1bce7d934864aa74daeeb7c789b9e1028e12718e7cc899e30362314e43918
  3. 0x5c85176826e8e638bea0aeb7ccd76bb4e49f13b3a0ad52c47e4324692d1bdba1
  4. 0xf05cd560f48e377536909fc5c765d84cd6080b4a82189f1a716277a7189a5df5
  5. 0xe10b19a22bbc1524df0b3b053d6d99a41f1f3b5d81d5e44fb502ac5312c089ab
  6. 0x299cbde8b8c57120214bd04a55a13fb98da59e8408784afeb079b7ae7284422f
  7. 0x7c79107e4aa8e33b67070f5a2d3b15846e196103b1e483832c046be3b4e09e17
  8. 0xe15d632b2caa2f082e1a7fcf2328425256306fe800b23c1341940b5728f56d9d
  9. 0xf62b72c6f356b5ee89aab4f246501e401d69d097de18271dd6ba7b3daac1a9f9
  10. 0x02a3caead4ef72a555f98405ba72b833b279a57a424837029190ea2a0170f256
  11. 0x39605c6da4be48ea29f1dbfdc5659817a9f73f67ed422a2276d6d73ab72657eb
  12. 0x6d20f2b57a2eb75856fa3313d7871207774f4d57a29358cb2a782593dc2a04d2
  13. 0x67fea61bd4e70cc6e763fff5c6823730835de00cc7b0645a46f39891e3f8652a
  14. 0x3ed8b20a601d9b79b48f875323d8f3d5060181c3e824770cba4145f51f7170e9
  15. 0x4720135dc0f8960ddf4e33d6d1c6326cf5957dbfcb5082125bda6c5dbe57f8db
  16. 0x621f050d36e1026696df95e35f6767fff738c18d7486aa88506e941d484ebef3
  17. 0x7efb735f8d49bcac59a20b148718d382f32a05352c0255ebbd501ca73055453d
  18. 0x9c1c771179da4a002386557e8601b2d4983c3e366808477ee20da18c282c1dd8
  19. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34
Day root
0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee
Chained
0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b
Published
On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345

How to check it · This row as JSON