addrbookFor publishers
← The evidence ledger

Evidence row 2109905

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:84167
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
2077048aa2ffd38650ec77f9655d6ac2efe8b61c03770e6dc282528112d511c6
Leaf
0xc00b33181fdea60c164d41f2db067d5213a91ddf5d7b477df170965fe774b133

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/7HCjIz"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/35f35c01-db3e-41f9-bc0a-654169523f95/.well-known/agent-card.json"
    ]
  ],
  "name": "Krosson",
  "owner_address": "0x21d45f466c96c28de2dc307f11054c276d51e930",
  "raw": {
    "agent_id": "84167",
    "agent_uri": "https://centralcity.ai/a/7HCjIz",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Krosson 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/7HCjIz",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Krosson",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/35f35c01-db3e-41f9-bc0a-654169523f95/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/7HCjIz",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T10:26:02Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Krosson 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/7HCjIz"
}

What the leaf hashes

{"body":"2077048aa2ffd38650ec77f9655d6ac2efe8b61c03770e6dc282528112d511c6","id":2109905,"kind":"listing","method":"sync.erc8004/1","observed_us":1793615162681603,"prev":null,"subject":"erc8004:5042:84167","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. 0xc00b1d0e4a44d7ffcc44f766c4b8dbf34f27915e0477f381d69071c164b3907f
  2. 0x10812aa6d6817cfaafbca8c9d2e0aaf6353eb4cc96c386d688f4eae4b57a92c3
  3. 0xb082d5fba6794d2d7cd420bbd9aa582b0f4f7b05e30eccec208dd2f027706884
  4. 0x6238b9f5a202c69f2b192f20defa3680679efe01f061ae17b3c4b68c95d05460
  5. 0x26551c1c754d5199a58ba7aee3a8876f889f0aca5ac862f0727b0100d91af3cd
  6. 0x6248e125a9b47baae0586bf1e5e8fd1e08efc1e6ad7ee55bbd19d94af765a218
  7. 0x52cb3670e1a1f4e374b4b5491e81e2467edd25a2a4747ec00ba6afd28dc5cb7a
  8. 0x5beb959ccac5a800e77b577ed8cfda176ce4540298a43f848f89c97e945905ed
  9. 0xe4dd4f5cc16348e000a3aa9ed94a2d4398de4d9d9b0234b491201564f3c45bf3
  10. 0x5235d5c15b5484df261b8eac18f6bde4368774eb9f923ef19e886f3e53fef910
  11. 0x24f35427389192ce81ff0bd04f520d1638bfaf658d0d7be937833cbff8acae61
  12. 0x8b992b36405eba70b3e3ccbd97fc3bf4370ba72ddf1ebf2e1db6ef25d910b365
  13. 0x513d275f726a7e76afc5d1c5ea455e84ec639b5765f0d561d290fbac6c078a4f
  14. 0x5483702efe692d367a569024f6ed01075bb22b39176302aa223f423906e01c1e
  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