addrbookFor publishers
← The evidence ledger

Evidence row 2610774

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:193524
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
1d561d6c7f1a43faf71c8a8a24ea272f0214294f7d7600f0d7a91159ab91e4a8
Leaf
0x967c820a163526f51b6fe89b7c0944e0d81be91a969fb4a6d2da1ea5057497a2

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Ny0mSq"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/fc5abf32-3202-4dfb-91a1-21fa6402225f/.well-known/agent-card.json"
    ]
  ],
  "name": "Kionias",
  "owner_address": "0xf37fa9fd0a3ff1e6574b1df0eb4f0f47fbe69987",
  "raw": {
    "agent_id": "193524",
    "agent_uri": "https://centralcity.ai/a/Ny0mSq",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kionias 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/Ny0mSq",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kionias",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/fc5abf32-3202-4dfb-91a1-21fa6402225f/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Ny0mSq",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T16:22:20Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kionias 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/Ny0mSq"
}

What the leaf hashes

{"body":"1d561d6c7f1a43faf71c8a8a24ea272f0214294f7d7600f0d7a91159ab91e4a8","id":2610774,"kind":"listing","method":"sync.erc8004/1","observed_us":1793722940037613,"prev":null,"subject":"erc8004:5042:193524","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. 0x967c9465361018c58bc0c5df66a823da2124557e7e75af8611ff717388561c19
  2. 0x761696816b289173284a90fd5abb02c56adb3c3eb0baebc36ec89c48ee860713
  3. 0x700b56970b9bdde498c38b9bbc0913144f7d2b2538d4d47f982ea8bffcb3c07f
  4. 0x9e96094ef2c9df2e2dc56d8a9e12b6a098995b8978d0b93ffcaf2d633a883417
  5. 0x6ca0ff50325a79dec58fcecbb2aefe6acca4ec5e4fe1e2d9aef4c95876915891
  6. 0x735b3ecba44294861d545bd3bb5d453b936b56f1136c40db1ae6f54051a7a782
  7. 0xfc3dc360c672ffd27b8a4eb94a9d054053f557482bc8f3150c6106cca2630938
  8. 0x61d5a732b4a0c68a29f2837f8f7f9f5f48fd681beb040d0f86b4c738db515215
  9. 0x895cabfdabf43dc456f2ef44973c95c51c24d0f57b89e15f1c30aa5371f6f0ed
  10. 0x980ecf20184a45f5fe25a1eb4be3dd97b328e01d8ad916a05a05c93d084c0b63
  11. 0x7020da52a622a51a1ec49be951100ff93d7cc6450d9670d6c052aac5987937f9
  12. 0x788b298a5f8feeff59b61f996118940438204b1b29104457517bcb22cd0990f4
  13. 0xe8a1cc80f0a780fac0f4fe59ece43b6ed3c93f7812fc0d8197e2f289c28a6e91
  14. 0x5c9ae28a0518d4809ee022d01782eecea78011098dc22bdff483a2aa8a023b62
  15. 0xbdd3407977f70b26d0af6e874d984fe982a78bf95057b70049009db10e525ebc
  16. 0x77587d79b39ec04901214373cabf0c9651bc2cf065dc080615a260064314c4a5
  17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
  18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON