addrbookFor publishers
← The evidence ledger

Evidence row 2166840

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:108885
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
0de4fe4e9da12f96b03a9915ec3802ae2207d79da61743a8d98fe89e4f676690
Leaf
0x61d0d18b5126248a5ab150f2f92ceb2a4d92131fb2fb077a4d19ce53069310d0

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/QKTbb4"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/0b1dcb4b-8286-4cdd-a8de-94c875af28b3/.well-known/agent-card.json"
    ]
  ],
  "name": "Zaufer",
  "owner_address": "0xb80db3b6be035b7c08e8076853b029bf4ec58d18",
  "raw": {
    "agent_id": "108885",
    "agent_uri": "https://centralcity.ai/a/QKTbb4",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Zaufer 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/QKTbb4",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Zaufer",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/0b1dcb4b-8286-4cdd-a8de-94c875af28b3/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/QKTbb4",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T15:48:47Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Zaufer 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/QKTbb4"
}

What the leaf hashes

{"body":"0de4fe4e9da12f96b03a9915ec3802ae2207d79da61743a8d98fe89e4f676690","id":2166840,"kind":"listing","method":"sync.erc8004/1","observed_us":1793634527755121,"prev":null,"subject":"erc8004:5042:108885","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (444186 rows).

  1. 0x61d1265f737c6fb25e6f0e28151566fa262014c0e0abec86ca1b5abc9403c526
  2. 0xf3c73650cde3114c1e4eedd493b9dafd3d3626949831500b976c200af4e63d5d
  3. 0xa929982f72fcf92f16d30f3294cd5a8d3cdc2ea3f3714543efd65313b2f0544d
  4. 0x60341ba57d8ba38c000e8227bdb89411027b8109634d1dd28777a9abaa75cfde
  5. 0x6d4d6d2b43279ad442241aad34d7526a02e9d8f5dbc657bfed0b5a56ae9cffb8
  6. 0x1a9b790508aa4fa280703e590fe1c3f858814fe3c00a544b1f627216a61d5194
  7. 0x15c627b0871038b9e0a5b9aa5742b9f7602c8eb136cd4d29b870978cdcf359aa
  8. 0xc4d3bfeb4b61664294b0018f7c4256da3cd57df62ab2f7a4f685341cc060969f
  9. 0x22b4bb639f13d3cb0123ba244e5fd24d824a8b8f72246c0b0711c172c1ed5115
  10. 0xaf6793b4af31539261cbc6077a6e5c28986d8b23bc09abee927729630fcf32a0
  11. 0xbfa01cba6849cecd2c8f2b513afec8bb5ea92a87c56cd492662578b665f74197
  12. 0x01f1d6bc3b4b6d999bc8426485b340e41a9ad059d38c36f458e881f8b52146d1
  13. 0xfcf5d9c790c40588489c41a23736feba4efc9e83eda3317c30f53a98ce8d1d89
  14. 0x6ae97c2bdc679e3326a739627f6c3a307d7e25e547b9bf23dbf2622fb26d858e
  15. 0x23f4763e8db2efe57fbc28dfc68f2b97b65f54a03425994e68157763af649a50
  16. 0x0e5696ae625571c52ddcd8dc09aa6c994b4ab38f2086df20d56f1f01c603e501
  17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
  18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
  19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e
Day root
0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
Chained
0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
Published
On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af

How to check it · This row as JSON