addrbookFor publishers
← The evidence ledger

Evidence row 2494738

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:146736
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
dc700be956fdf234eaf384227f05a9f9f72b0c32d2ab5b77ad23d788975c393e
Leaf
0x8db987eb2192055e4f4cc8fe537e8fde007f51a193619c12d5653049aa5fe7d7

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/sdS91w"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f475e700-24be-4d9e-bd72-3ce6a8b8afd1/.well-known/agent-card.json"
    ]
  ],
  "name": "Jialan9",
  "owner_address": "0x33612810986ef8621732a84e3bfb13110e9b020c",
  "raw": {
    "agent_id": "146736",
    "agent_uri": "https://centralcity.ai/a/sdS91w",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Jialan9 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/sdS91w",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Jialan9",
      "registrations": [
        {
          "agentId": 146736,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f475e700-24be-4d9e-bd72-3ce6a8b8afd1/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/sdS91w",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793667794,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T01:05:29Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Jialan9 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/sdS91w"
}

What the leaf hashes

{"body":"dc700be956fdf234eaf384227f05a9f9f72b0c32d2ab5b77ad23d788975c393e","id":2494738,"kind":"listing","method":"sync.erc8004/1","observed_us":1793667929912871,"prev":null,"subject":"erc8004:5042:146736","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. 0x8db96614ab096839dc17688ca659308d289a4c6f149da877ac81bd496a6a2c5b
  2. 0x3722fb482c8c8c12e0ac68dbb9e54e79e7f27c9f638163d2f868c72177be017c
  3. 0x5299fd1d6806c523ca79bbb006c53286be12cc9436f3a1ece4697ff4f07c5863
  4. 0x618e816608590b21c6684e59c1b0e65267d7d94fad45900395a14d6ebe5b2ffa
  5. 0x2b52f1bb0c1fb3685fad46f76a59fbfcbb0574da896bb66d24da5986035156f3
  6. 0xc0a4d24a63782bc9ad28a0b528ce6c6f1c961a675b517d65508dfd58201e0e97
  7. 0x6cc8db4c99765a0b9cf39b4bf2282a32a0eb4ea9975e7d449e7cf846c7a60103
  8. 0x9617fb30a4d8ed299c0be836b541332d211c5af45dfcd5cea1bcbf2d7d6075b6
  9. 0xe323834f5f57f40dfef09b5ba5ec19ff2058602d528ab86224b0430dbbd1c9cc
  10. 0x70df437f6da897ed3f81e36ec8a89d8b0b4483970904f8b3e5f323f488902514
  11. 0x7da38d9c04743a698c5d1654cc47d0eace49342768326a28d0d01030ccdfe0b1
  12. 0xc50944a6c69e44712ddfce9ff490d4e352b87a8d00e2a1b3535476fc163fcec9
  13. 0x011a0e3ddc4ed33bcbefeaa3948dc632c682c298b43d1309b73fbfab20b67e71
  14. 0xaff11aa970c81dfc542d7f358866d8f7815e0e193eb66f9d52b94183bf812c8d
  15. 0xb5ab3a67e92dbd6d8eb3ea95dd8fba5b750735344b87d689cb50ea92ccaeea56
  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