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Evidence row 2557406

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:172057
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
850d26f82534b66e5de4ce878f936aa47702c9e7c61148e644e18173825be5a2
Leaf
0x9a7a9a903b48c84fb0d8e3e821166df012f6d5a0509e855e6cf3d4715c6e96df

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/YgNKVz"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/92ebc0a2-7aa0-4d1c-82ac-153926d74322/.well-known/agent-card.json"
    ]
  ],
  "name": "Dinson",
  "owner_address": "0x26214d19f329aa54d34f5f1fdbb3b53ccc14d8c3",
  "raw": {
    "agent_id": "172057",
    "agent_uri": "https://centralcity.ai/a/YgNKVz",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Dinson 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/YgNKVz",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Dinson",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/92ebc0a2-7aa0-4d1c-82ac-153926d74322/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/YgNKVz",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T09:03:20Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Dinson 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/YgNKVz"
}

What the leaf hashes

{"body":"850d26f82534b66e5de4ce878f936aa47702c9e7c61148e644e18173825be5a2","id":2557406,"kind":"listing","method":"sync.erc8004/1","observed_us":1793696600215183,"prev":null,"subject":"erc8004:5042:172057","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. 0x9a7a78fae4f44f18e29e32189385e6fb5e5537ae9152e9c04efa2c0bf09aefae
  2. 0x7a8fd41df7cf6ce0abd947c7a9199b40d12b03f4d3c6ab450471fc93e83a9007
  3. 0x39c340c8f855c027e47d4ec9310c878981edd86fd773209181a7786a6e19659a
  4. 0x2a3cb644df89d620800f13c5ce5433a3820becd23db4d8316804c915e15326d5
  5. 0x5d2ccdcb5957b772b0fb961d0b09aff9c49ebb9da3dbceee3b87910ed4eb5fac
  6. 0x6c27aa7c687dc137cb63c43e025d4face08cbe33974e73e6e9d5057b24601ebf
  7. 0x8b5354ce47419bf3ecf637f743fa1348c20c64911f57cc092a02cfcf13cfbafe
  8. 0xb1261a6298695131e51248aad3950ee0d97684b9cf97ad89eda3b941f5802ce5
  9. 0x52652dfddef7a09a69007212a00245ef0e7fdaec67d6b23c8b4bd4646fcd10cf
  10. 0xad099fbda1960444c7c7a284b22562c2605445033916dfe21b8263a1abea1b91
  11. 0xe201d79f14c2a94a995ae86c2953ada855a743d25a43aeb9df2be32f56ab3b4f
  12. 0x01a39cb28b808d85971fcc74d2372f11a8f09a2d041f514d0f30ae5795e97342
  13. 0x047541275fbded65ddbf146d04bc8eb09e9b534f8e8c3e57ae4e8bfffd8bcb21
  14. 0x7657cb1e96189305f3276517cf3716f7cacdef06e4b876b60d2c0bd8b60fda96
  15. 0xbdd3407977f70b26d0af6e874d984fe982a78bf95057b70049009db10e525ebc
  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