Evidence row 2726770

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://spyfu.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/spyfu/"
    ]
  ],
  "name": "SpyFu MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-03T22:30:50.026261Z",
        "status": "active",
        "statusChangedAt": "2026-11-03T22:30:50.026261Z",
        "updatedAt": "2026-11-03T22:30:50.026261Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read domain stats, competitors, keywords, rankings and ad history in SpyFu.",
      "icons": [
        {
          "mimeType": "image/svg+xml",
          "sizes": [
            "any"
          ],
          "src": "https://usefulapi.io/icon.svg"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "256x256"
          ],
          "src": "https://usefulapi.io/icon-256.png"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://usefulapi.io/icon-512.png"
        }
      ],
      "name": "io.usefulapi/spyfu",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://spyfu.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/spyfu",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "SpyFu MCP by usefulapi",
      "version": "1.2.1",
      "websiteUrl": "https://usefulapi.io/spyfu/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read domain stats, competitors, keywords, rankings and ad history in SpyFu."
}

What the leaf hashes

{"body":"976cf4d1d4f90d14a66a1d5492fdb7c847cb8cf15029ea01a833b6e1fea24dc3","id":2726770,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793747994979675,"prev":2564916,"subject":"mcp_registry:io.usefulapi/spyfu","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0x931227f9597353a220b667759b82da8b0a53b41052563f1de46b4e379b2c730a
2. 0xda137bfffcf6008a23ab7d8e6b6b58be114ba76b2d7cdd2e5826704f4b2a4488
3. 0x705ec8a26d43176d3b9ac62cad76f054a7f462202406325987376b8ca37b229e
4. 0xe40e78badc5ccfb5e068063422908eb0751183aed5a630b3e152789c3db7f8f9
5. 0x871f5ddbd3b7164408ab84034255ca4368c1e967bcf8c67842bc0b8f3c394da5
6. 0xf29bb92dfd6e52081f41c6a951d707b7102844eae7ece6a289cca8f66a7e17bc
7. 0x77e0ea352efa88755776dccfcb373f656e87256c52dfb74fdda5b605d362f64f
8. 0xeef7b3958420a3c971ef93665bdef2d7d5ca0b9eca2042d7b01a042fbb2a32df
9. 0x1ff316e099b77e5db86e3e7a96ab6724425272b6620da614d3c13446d56dcd4a
10. 0x2fe34b4aab1bb75003f76542e051fc32e55f4a01007d1174ee4c88fcb9b4451f
11. 0xfeb6811a83b1e58d59e8f463eb913ca2849dbbf94963c1fdfb33ad08f9328650
12. 0xe1d6940f7d736226f6d22cb39e19695626f7cd8998d791b119cf8071440eaa43
13. 0x6040c146b0a58fb121a68788fa6a286b0f823db9b8a7ff3ddb8ad831db1c9a29
14. 0x7f1a60c8109f6f6bf295c743742bf48233a7f558ad73afd2115ffc0eb4e5400f
15. 0xb5ab3a67e92dbd6d8eb3ea95dd8fba5b750735344b87d689cb50ea92ccaeea56
16. 0x77587d79b39ec04901214373cabf0c9651bc2cf065dc080615a260064314c4a5
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7