addrbookFor publishers
← The evidence ledger

Evidence row 2581541

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:183341
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
8ec14049e494295d07a2778105b8c98b09fd3e252a13df5cb2cba63473a8eba4
Leaf
0x4423e57dab731befaebf961343aa8a738c53817da0a8574b1eef226c129abf18

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Gc4iOp"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/5bf2b6d5-5946-4fe5-815a-b3d058b6d420/.well-known/agent-card.json"
    ]
  ],
  "name": "Dessias",
  "owner_address": "0x0c7425b9e47ec18e7fd3b5118f624928991ad2af",
  "raw": {
    "agent_id": "183341",
    "agent_uri": "https://centralcity.ai/a/Gc4iOp",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Dessias 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/Gc4iOp",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Dessias",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/5bf2b6d5-5946-4fe5-815a-b3d058b6d420/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Gc4iOp",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T12:48:21Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Dessias 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/Gc4iOp"
}

What the leaf hashes

{"body":"8ec14049e494295d07a2778105b8c98b09fd3e252a13df5cb2cba63473a8eba4","id":2581541,"kind":"listing","method":"sync.erc8004/1","observed_us":1793710101745595,"prev":null,"subject":"erc8004:5042:183341","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. 0x4423fbc72b6bf716d5bd64dfc3ebedebf08df253ae21091bfe0c3665c0ddd35f
  2. 0x426fdf47e25f5eeea8c24db3880eda8859b38d3405a460bb45a87ed3d75a7638
  3. 0xbd99952cb36d3da6db44931dca1dfba584feff57c47bc4ffaff062cb8a100cf7
  4. 0x36fe13d9d48f9f6bfe73bda3a057abbf887bdde737db4a79c26305ef98ae5a05
  5. 0xb338efaefa7ad80a1e230debd5dcf3473dfb5cb324ad652c0758803d7681b1c2
  6. 0x4efe11e46109f7eef4def59de821b96ce481f167dcc4573d663bbd1f59bb59b9
  7. 0x056e5455d83e1841646a6f96cfb82466815aa6359363e3f4552cb2a64d697dcd
  8. 0x843058d29a0d58cf5796507ae61bca2c0235aaccce480d2daf10bdad2e82217d
  9. 0xd561a2d35fe221785a8ddb04481e2d89a1d71ecfe2e746218764c1ca2ee8b79d
  10. 0x269bb3421dd2537eeae5526cb8e505bff5c680af5f738512af8c308d421712bf
  11. 0xc5a10c88376bbc89c5b1281ca2ac735979b413dc2f86eea54b3a3b34f7c2505b
  12. 0x5ff43b4af0926b2c821ecfc8692ba1e71eab00783adb09823a8a2e2208cf51ec
  13. 0xcda9afbf6d521dd006295916d12948a467a90d542e8d2f80f42339b4f83ed5b1
  14. 0xb86edd36717aff076ef26c04db10a77f49a2dca8367fae52e69b19705922afab
  15. 0xeeeab58fe0869203702d6caa20f3db31453ec2f4ac7b99890f0842a5616a7f99
  16. 0x35ca4633a97853eefbf38aaf743dd7ff85a4c731ccc8e31a34fd826c3142d6ea
  17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
  18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON