addrbookFor publishers
← The evidence ledger

Evidence row 2502100

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:149736
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
ec49335ae6ae45104f72f5f2f2b27bd43e3b8dc2207cc28d9c8f380d9f0f2c18
Leaf
0x66a3a248300d01ed04a83842dc7d238cb8997361331746e18c1eed2ec677b349

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/NAlgwo"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/535bcd41-e6a9-40f7-b69c-3d7c65daa0ed/.well-known/agent-card.json"
    ]
  ],
  "name": "Kanias",
  "owner_address": "0xc52ce4118e6d2c8cfbc9ec96660ef54712519f8d",
  "raw": {
    "agent_id": "149736",
    "agent_uri": "https://centralcity.ai/a/NAlgwo",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kanias 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/NAlgwo",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kanias",
      "registrations": [
        {
          "agentId": 149736,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/535bcd41-e6a9-40f7-b69c-3d7c65daa0ed/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/NAlgwo",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793670951,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T01:57:47Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kanias 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/NAlgwo"
}

What the leaf hashes

{"body":"ec49335ae6ae45104f72f5f2f2b27bd43e3b8dc2207cc28d9c8f380d9f0f2c18","id":2502100,"kind":"listing","method":"sync.erc8004/1","observed_us":1793671067300033,"prev":null,"subject":"erc8004:5042:149736","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. 0x66a35877d83a99a6754779989d40850f8a59e936c8e7d3951d827420f662cd77
  2. 0x4f20f8ee2eea961b5ad260e60562c8e223c063cbdb79907e86e9814254768637
  3. 0xe45990629524eb212c87d21d78d52c9a05da8906415da95949cfae303f8865a8
  4. 0x6aeb1c471bc76b6be59198b827023839c178084010bf06e8f90fa9ca5627f762
  5. 0xefc856790dfdc25775d5bca101c8f48723373f870c171c56958862e4755745fb
  6. 0xad1e4213970be8dba8c00ecf19c280aa6afbca4ca52ee05fda0d01f631198066
  7. 0x63e727319b0edf935d0da8ca257fe83a6179250a6751c4b974dfda5e0b04c826
  8. 0x986f087eef20038a2f3301d9d557921f2d83cae48a4b3a86015e765a176a3b97
  9. 0xdff04d45c19a613c5e0c1ba3d4c38f00d686bc0f44fce8d36625367a19756d86
  10. 0x91be1f0cb1cf36e97e2e62c9b28c3432907a02fed3ec2741ff35f1ab31fdcecc
  11. 0x81e532ae2d0a24fe1b441de7cd567d33f321d6727dfe66837e725529c1cf9d8a
  12. 0x1afcffac07889ff89c585e14a13281f7d2d378e1248a75f06d54029a2885d90c
  13. 0x52c189e90e4b72108116f47d43eb5a8d0a5079c20090bfabc8c2e23ac7ec8019
  14. 0x7888f4af6f2ce9e8a2789d6262f3507d19501a0a365770aaf709515f60b6e8f2
  15. 0xa8458bc8c8ab1d4945ab9da0d4203ddba2468a0fef808e9febae01e3e86bcd40
  16. 0x4f2735e4d41cb2a5d48f6769cc066ea1066bbcd0623dd42fe7bc81e54092cd64
  17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
  18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON