addrbookFor publishers
← The evidence ledger

Evidence row 2577942

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:181767
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
483036960150ede377e1f0a2371ebc5b74d381a2754834af6f35d2e4d421c0ed
Leaf
0x79c33f37266af26a5e4fdae32bd32ea36826827ae6917bac6f355abf40645105

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/DNgGBx"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/48a2e4ed-9ece-451a-bdb2-d190a98d9672/.well-known/agent-card.json"
    ]
  ],
  "name": "Lonson",
  "owner_address": "0x72f63224599d8ae1b6ce035d982e6a0c02963643",
  "raw": {
    "agent_id": "181767",
    "agent_uri": "https://centralcity.ai/a/DNgGBx",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Lonson 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/DNgGBx",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Lonson",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/48a2e4ed-9ece-451a-bdb2-d190a98d9672/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/DNgGBx",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T12:20:14Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Lonson 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/DNgGBx"
}

What the leaf hashes

{"body":"483036960150ede377e1f0a2371ebc5b74d381a2754834af6f35d2e4d421c0ed","id":2577942,"kind":"listing","method":"sync.erc8004/1","observed_us":1793708414407768,"prev":null,"subject":"erc8004:5042:181767","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. 0x79c301d3f9fc2f5d82724fc8909f42b8b942b043b6e8a6e7574b4f75b929b606
  2. 0x6760253c00edf8e485298751436df51a33c04b466b77002af29bf353a49d8810
  3. 0x74f12e960705dfbdafc5dfea44936ef329fa6e67672b155415f3c147001eb597
  4. 0x0f1a385cc525c749060a3360b784b5ec97838d424b59b3854f9baf0951cdae73
  5. 0xc91c9518f13d2c2a0212697f388d0c20cb3ad278f0ee506ba80d4ba99239cbed
  6. 0x4f09d2a7f32e58df292d014a3538aae7580c00ebe63675ea00bc3f2164833450
  7. 0x2f1e9624d399524b62584afa0e139ed9dddbfbe2632978a3be041184c99de2dd
  8. 0xf7bbaa5e8827707d3dbd461d0e4526ef6f018e1dca30c1041d60f552aa524dc8
  9. 0xaf13aa321b98e8e70a03496b0b7a988ea641e31009876a423609484e226563a0
  10. 0xecc84d8434d256fa362e5d2c4b141e0ac10edec94461a17dbb1f333f1a5cff8c
  11. 0x4bddd1d5a0448eb7de7941b5ca2a45d54ecceec2cd199bd86781867cb56e37a5
  12. 0x3fa57566e096ea59590ce0052f286b064180b4c543d9b402bdbeb4136e0fe8a9
  13. 0x5298391d265ab9f80c949e86e9bd5b637fedf3347217f0b74126011e53908e9f
  14. 0x6fb225dda71b00192a48c85a4e8ab2a5f155e0c847774dbc1bfddf59a34912c3
  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