addrbookFor publishers
← The evidence ledger

Evidence row 2526841

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:159009
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
aa0d79652cb1fdd926c10d9564aeeca24e0ee16741d840c1da1d2897889bd585
Leaf
0x57c6b1201d41038877f6cad2170051d068c6ad93ca29b5e5cfd17c2fffb140ca

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/2lpRna"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/44a95619-a012-4497-aea9-28adaa941849/.well-known/agent-card.json"
    ]
  ],
  "name": "Fostani19",
  "owner_address": "0x1c8ed426a5223d3458af248317b2405aa3a91694",
  "raw": {
    "agent_id": "159009",
    "agent_uri": "https://centralcity.ai/a/2lpRna",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fostani19 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/2lpRna",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fostani19",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/44a95619-a012-4497-aea9-28adaa941849/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/2lpRna",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T04:53:12Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fostani19 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/2lpRna"
}

What the leaf hashes

{"body":"aa0d79652cb1fdd926c10d9564aeeca24e0ee16741d840c1da1d2897889bd585","id":2526841,"kind":"listing","method":"sync.erc8004/1","observed_us":1793681592150429,"prev":null,"subject":"erc8004:5042:159009","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. 0x57c5c0f9893f57ea74fa1b73fca7e914681751ac4949d837e11a9695f14731bc
  2. 0x26135139d79c12e9c518fb514e0fedf9812d09355f1f946fe78f361c5aacecd2
  3. 0xa6923ee88af0dc2fc4dcefe2fbd88384fd42f7a63b9dc2fb746475b0c36d1f88
  4. 0x1ba7c3bd3902de422d056f6c33c5911beb4bda17429fa21d428cb75ef77dd0a9
  5. 0xca070ce21e8dcdbee2b0400adcdacf355fa5f07e402dfeace992edea128f14d7
  6. 0xd3c95d597063d8212f4bc2f66008514e724d3bb34ddb1c79f3913e3f02e69af7
  7. 0x377b1951db4d445b8154a7ff1d372a17c42905d3505b43bffd33783e5dfaaa42
  8. 0xfef89319b70055cbc7b44ea8d12407a875a4aa335340c07aed8e9a9d5613e7ff
  9. 0x3451ba890ffb056f9418f67b2bc3a2a7af399946ee29ffbd34829427548b98a0
  10. 0xaa114cbfb4b0fed29f95eed1cc871b756353626ec8000987b5e5b53754441877
  11. 0x21dbe4fe8c169d23f14c2656ac01ae397b3263e6744741aafb24030fb63e63fc
  12. 0x70d65606720a65c49b64703ea697c1212a08e2d8eb236d9037e716b053982907
  13. 0x3ac62fcf3380a6da35d0b46e086a6e875d80896d818cf88fdfabb69923404b5b
  14. 0xa0355815fb68405edba1fd1bafdab2a650279d2317deb0f4dba32a14a86d8ec4
  15. 0xda5db54125314643afd2553cc06bcc66d4fe0ce60c8998f4ce0b19c465813b51
  16. 0xd3872af0d8c282b0d088e008b24701ec7576ad8e40ceab245546a2e300818868
  17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
  18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON