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Evidence row 2627347

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:200367
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
9c5920c26f29c4eab50b9a70116b56254b0bae4cbc4138e857547fed7500f54c
Leaf
0xeb9c548aa41f0eb70b745f8054fb7a252e2530244349403b961dd8c4a2208fe1

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/9HeFFm"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/facbf428-21a7-4640-ac32-c39af424d54e/.well-known/agent-card.json"
    ]
  ],
  "name": "Febostert",
  "owner_address": "0x454af4193ff4faef731330f9b5b179f390033281",
  "raw": {
    "agent_id": "200367",
    "agent_uri": "https://centralcity.ai/a/9HeFFm",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Febostert 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/9HeFFm",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Febostert",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/facbf428-21a7-4640-ac32-c39af424d54e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/9HeFFm",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T18:53:11Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Febostert 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/9HeFFm"
}

What the leaf hashes

{"body":"9c5920c26f29c4eab50b9a70116b56254b0bae4cbc4138e857547fed7500f54c","id":2627347,"kind":"listing","method":"sync.erc8004/1","observed_us":1793731991377541,"prev":null,"subject":"erc8004:5042:200367","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. 0xeb9c50fb88371c567a3d363137159e8eab73f7d148d9649268ce04727622fa07
  2. 0x67d83cdc667b0ce042c600a4b4ae0a3a1efa618a629a03812f9c4a88bf6d66b7
  3. 0x041466770a5ce474e455a23b9ad3986436b90f5640702fe17872a1a0f8aeeb25
  4. 0x63e15066564ccc8c619eb3287590675a19003dbee2d7f32455aa71ad85c7d74b
  5. 0x0d3e381c0459cd072d48f36299dc1a791f6661adf2df67263cf4e6cc0f7bb809
  6. 0xac71b875e2c9cd87a1f23a08f4b48c7aa0145882f0da8d96446be69ddaaad46b
  7. 0x7d4fea8dd33ab78a6ed288e31f8be3161c7e4320cf9afea0941dc77fe920e822
  8. 0x5227a847d45bc6f013a26371c4b7ca8f62bbce8d968f9b043284baf6976aec4f
  9. 0x71d1f09a5e396216e62e51f085aa1158293cde6a2d3e1637a915f032bf192381
  10. 0xb39b35c843f9ab18348fa38e8d208f8f8fedd81818dabbdbc350e06115249d8a
  11. 0xd3b1fbe8376d4226f60c66bf094512711ad485f0152e36189e50d85a30a31a80
  12. 0x9a04df5302872adb1dc149148d84adc5a4ab5f839a23b49f756a2aba6e828a31
  13. 0x57b25ea6cb764c62af44fb8bcb6cfbbf38d741be80780cc55d536d03fc0602ac
  14. 0x3772686f2a1eb334138050fbc502de05a788284f1b6d6ecca81bfe0056770df0
  15. 0x006ca23845a42a2d7f3ffca485568321f0deef0a65ff45709711a78f8e68aa0f
  16. 0x68c6b9053bb76224fd0e15585b411d440e30609e5a4fb17301a7d24e9b177e60
  17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
  18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
  19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON