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Evidence row 2626846

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:200096
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
349def2cb25eab002a650e96276101b9cc82ab954e4cb03092f882f5f82edd45
Leaf
0x87c01812e925bf3f72169cda46a262c68bb02f97c778895a14f265f16adbf1aa

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/1hn9hB"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/13b0cec2-8c69-44e2-a777-107834832d08/.well-known/agent-card.json"
    ]
  ],
  "name": "Hafon",
  "owner_address": "0xcedf2f69be49e277f689d875b9e196aa868ae74d",
  "raw": {
    "agent_id": "200096",
    "agent_uri": "https://centralcity.ai/a/1hn9hB",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hafon 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/1hn9hB",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hafon",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/13b0cec2-8c69-44e2-a777-107834832d08/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/1hn9hB",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T18:47:39Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hafon 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/1hn9hB"
}

What the leaf hashes

{"body":"349def2cb25eab002a650e96276101b9cc82ab954e4cb03092f882f5f82edd45","id":2626846,"kind":"listing","method":"sync.erc8004/1","observed_us":1793731659214201,"prev":null,"subject":"erc8004:5042:200096","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. 0x87c01977c50f5559ef5306c8c63aaa2a0c9283c86a58f2420f9211b459aa37fd
  2. 0xa3be737777bd5b0599e2dd5c84e0eca49e7d7097337cd22696c6aa49196510dc
  3. 0x3a4ebe92ec8988c91a80710b542f8e79667c84f8b29ec332d1c297d93d4ef543
  4. 0xe809930c257750d907fe509dfcb064e265888961afdf50167b7366419287291f
  5. 0x4c12f76e4bc2d4b212408479d3c04659e5031277444ed591f30a46cc1126e6a3
  6. 0xbed4dca6e3418b1e1415c2ed6fd50fe6645600189e762377f801560784c4074a
  7. 0x9f7e9ecde48136f901bfcb456b9c131468ee2e32edb7b2a3b085a97e5a3f015a
  8. 0xb559f5762f11551c7969501a983b350046427d9e435f06d9184e4729efd25858
  9. 0x138230c5532f01447527af4e1951080798527cae28d2da2f3b41e368d3062df8
  10. 0xabd3c5a8273d718a622674bbd7aa22c4dae3dcd710ca090ea777455823820001
  11. 0x3468a2be64aa0285a6e2a732888fda05834c1b663f8465dbe2e5467a4afac786
  12. 0xd20ec8842c47223f02740078dd0e5b5b17206d7372fcdbcf51b5e0e46355919a
  13. 0xf7c67c96024b4a69e763701d06d6e4b51458c1259af3b5d0a9d5873b55301b3a
  14. 0x2c7b214378c568c43cd230b3af22d5b7530813ac1c6dd11bb8169f29d025bb3d
  15. 0xd7fa57d9cb0ff551366a474cfe5dd932be199a84a12f0b57b253725627acf8dc
  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