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Evidence row 2590578

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:186237
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
27ce91f37edf6a2bec941e84f3389d9a3681c641fb7ba6f58cf9fec21004779f
Leaf
0x9d8db86be5c5e9642cc2992aee0e9f12af520356a37b1069f395a703751611f7

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/4OqB7H"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/233e1ec3-a777-4be4-8e41-fe763d15941c/.well-known/agent-card.json"
    ]
  ],
  "name": "Loseon",
  "owner_address": "0x127969952d31fa8d4c7addb8e854832f1e942baa",
  "raw": {
    "agent_id": "186237",
    "agent_uri": "https://centralcity.ai/a/4OqB7H",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Loseon 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/4OqB7H",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Loseon",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/233e1ec3-a777-4be4-8e41-fe763d15941c/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/4OqB7H",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T13:50:56Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Loseon 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/4OqB7H"
}

What the leaf hashes

{"body":"27ce91f37edf6a2bec941e84f3389d9a3681c641fb7ba6f58cf9fec21004779f","id":2590578,"kind":"listing","method":"sync.erc8004/1","observed_us":1793713856553822,"prev":null,"subject":"erc8004:5042:186237","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. 0x9d8db12f975caee087ff8da51be7e5f33f7de0a2bdb4108925ac0e601d3ada32
  2. 0xf142cbc9890c2bf5a733a2ca8d78f6516b02db8af526f52f291014d26aa612c8
  3. 0x9201fa73dac09626727ba9ca62d19bca96a503508540f0cb7d71edff88991891
  4. 0x5ee24326b2a49484a176c06e705cbca79e0f1cb6545fd3bac9bff1c77f7f2e4b
  5. 0xde300fb4fd7e9e9fbb571a0ecf4afcfb69748cde3f214afe6a90d75333838a94
  6. 0x5a0b6dc758a2aedaac7bf36cc540c9c5e02348876c9d040bf5ab86b5ff6a8c3c
  7. 0x89b8cd57bad76bd03636dbf3bf6e59ce59e095fb8eed15ab1880c96e86a5c559
  8. 0xd619eb7d046def83faa9222f6f4aa5894fe51f5b7bbe71a63b4ff5ec6485c2d3
  9. 0x665556cf005515ad65baae3888f37839486df56c312d0d615c903d49ddad289e
  10. 0x909cbdc0e4d28f9320f8be1f6aee74b26e653e30c3220d8d4d5c4d265365c18d
  11. 0xaa75af64696195f76b1ceda3bdd38b8d64a6e2d6d6a310d91a1003d62b8fb5a9
  12. 0x1099287727562c14a7abe0a83bbff73550f5edf7888838722a66e395138b4bba
  13. 0xa213237248bc217986c237aa7f834054c4c09d2887d4a5c8ab351dd9ccee40bd
  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