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Evidence row 2544346

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:165448
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
1902495182848a7e5ba9c7cc7db2ff99ba7ad3ad7c91b21d166abd3c6f319553
Leaf
0x216098fa321b8ba31c002a5a1bafd8aaff237973d5ccdd123e826f10a2c2192d

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/KU8fcs"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/04f1b064-79cb-43e9-bcec-02652cd00137/.well-known/agent-card.json"
    ]
  ],
  "name": "Helisto",
  "owner_address": "0xf9e68354dbfda92e42ee99cd83ddc484911c2f76",
  "raw": {
    "agent_id": "165448",
    "agent_uri": "https://centralcity.ai/a/KU8fcs",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Helisto 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/KU8fcs",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Helisto",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/04f1b064-79cb-43e9-bcec-02652cd00137/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/KU8fcs",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T06:57:32Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Helisto 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/KU8fcs"
}

What the leaf hashes

{"body":"1902495182848a7e5ba9c7cc7db2ff99ba7ad3ad7c91b21d166abd3c6f319553","id":2544346,"kind":"listing","method":"sync.erc8004/1","observed_us":1793689052022015,"prev":null,"subject":"erc8004:5042:165448","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. 0x2160b022fab2192b07141c0e40469ccb78fcbf00a813deb99554dc40d2b092b9
  2. 0x6bda2d1a4d7348d7d6761d8dd488eb643580c0a3d2d11d73fa2b5be410d60f3d
  3. 0xe48f4ac8bb57290b34b3fd0a5a6f277857cf7c7754a32732117f60d769e1645b
  4. 0xe293526a154ee0a2e8e7ec416fb46d0ccf070ea8786d4f425ce426f4bc6229ac
  5. 0x791240dea93c29a7057e69c8e8eeaf49db8a52a6ca02606676307df1a2e7af07
  6. 0xcccfec4ca4a24d0ba3107300a5877dfcb98a245aef0e014f6218b46264ced633
  7. 0x378ba2ee9ce811d883b9925c8bb12153ef2d5557d904192ee121fe1209dbadea
  8. 0x23f808d8fb60f0af3292fe45c88ee17933a37de6f5227648537c795e66170ab3
  9. 0x07a9c63bcedbc5156d661bba038ee3e561bdd05314f32a89510c03ff5fed8a39
  10. 0x0bd6789f63911514320554eebee92797cbb633c6360d91facfecaa6099ec664f
  11. 0x314d8527f920de12809dfb70822f0a7a91936e6a4b0927f3f57134b6eec69c6e
  12. 0xf3868fb2605c72c4bb9ede57d50d97fdbfc1e5ba7eba5de96f1352e52739f1fd
  13. 0xfb5a34649a5338bf52060a8127910a8cad79eb45a3dc649b67b230ac03180f43
  14. 0x6dc9a553a6358b650cccc8dd8d4ca7762f9e2a984ea8940a523e38c27bbc196c
  15. 0x660d0877ad8a4ac2c72a53acfa0bbeb718138f84f8d3c34fe34565fd754e39e3
  16. 0xbaff679935afdbe869b23e88acf4edb06c80c1bc21fbe841145699495a3e2db3
  17. 0xa82fcd0af08a38380e777cb578b71498d941c589c6401f31d445e1685adcc978
  18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON