addrbookFor publishers
← The evidence ledger

Evidence row 2608938

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:193022
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
6ef172bb78db6b21b3457463a46a7bae353dd7d2e2801ad22fe518e1ebc16afe
Leaf
0x7ee2a30a3697d1b6158e0a3577d85ce39c4467bd19283a139ad6bef589fed2c8

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/VPspZa"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/ad996942-a4da-4e73-8dfe-5f5ac8977943/.well-known/agent-card.json"
    ]
  ],
  "name": "Fenseon",
  "owner_address": "0x59da6d02d0d86b91d2e72326d9178919243ad284",
  "raw": {
    "agent_id": "193022",
    "agent_uri": "https://centralcity.ai/a/VPspZa",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fenseon 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/VPspZa",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fenseon",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/ad996942-a4da-4e73-8dfe-5f5ac8977943/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/VPspZa",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T16:11:11Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fenseon 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/VPspZa"
}

What the leaf hashes

{"body":"6ef172bb78db6b21b3457463a46a7bae353dd7d2e2801ad22fe518e1ebc16afe","id":2608938,"kind":"listing","method":"sync.erc8004/1","observed_us":1793722271575480,"prev":null,"subject":"erc8004:5042:193022","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. 0x7ee2ac7b402b12401373e42edc162c52a0c90954572073f7f3ef7715e0298fd4
  2. 0xdcf9db1281d215af26f9671ac520fc88129a216f5a28a192fe59a3d7b6c0f46d
  3. 0x60be6258f4490e0e5d5925db280d404337887c8be717c1b499a880736f6a33f2
  4. 0x709626a30d51430f932e3cf6f00f1132ecf710857e1d46fc87fca1441839f8e8
  5. 0x030e808fdc8d2c7c56d2610cff6e896fff65fe7c3d153f61cb1a9dbeb969dd43
  6. 0x0202b4a61cf2e18025d447eef156b689771b82748e008e061acb2b67c98bc0ba
  7. 0x101f7023026b19101c995692ab701776e44f00e665f15c0c0859f5b9d6a65368
  8. 0x01127b43049f9acd24f1c06e64555b19e28b99a567bf1606a4f6d8962914319c
  9. 0x57de6f9977897e81db74a837d14f1199fbd0d4062aee575c8e3b01d722920d7a
  10. 0x737cb9282143ee08ac59fccd82ea3486c381b5dcdaed49e9a8a3a7b47b27350e
  11. 0x9f54fd0b64694af5fd15fbdeb617edaac44c3dcd250a9fb75f0f5decc63fde2f
  12. 0x930eab3f039c2992e8821910301a1630ca2633c67e5c9e31c301963fd4e0bc33
  13. 0xaf97729427bcb69cea84940a4617a9276209a9bb29e6047d69c9fa290978dcad
  14. 0xcd70da55bc68640bf37c238eb2dcd35a729f3a58d333a753be62a2aef7873850
  15. 0x273fa0d1dba912fbac313286feadbb113b263290d047849b0ea460936942f2af
  16. 0x4f4b24a0a0ca0387085210387f5358e81c7f788419e50cf11713524585340a3c
  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