Evidence row 2130568

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": "2026-11-02T11:23:53.628229Z",
        "status": "active",
        "statusChangedAt": "2026-11-02T11:23:53.628229Z",
        "updatedAt": "2026-11-02T11:23:53.628229Z"
      }
    },
    "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": "1.1.0",
      "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":"5d3abb60646bca905dc5e94f945c77d3eeddccf37cb792b4f9fb21aee7ce4669","id":2130568,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793621912240530,"prev":1828837,"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 2026-11-02 (444186 rows).

1. 0xea79cad13675f44880a216411b04fb4cf33e697f0ce23ebde3e1fc6b918ccc21
2. 0x6f794adabea218d2b34bc3052e0b169444ab04940eff063f2c79609d5214f952
3. 0x068627f05c1fdbabceb53ffa4eddc62de195795b6bea9a5b87f98202e2350d37
4. 0x111753ec6d023111ba1d0db89fdb2b753e7bd10837d5e8a810560b4460e5f616
5. 0x407be50038dc9212d9464544b75eacfae800b20098355046458804b6e6f73f25
6. 0x5d88363b0b8eddb9073e56bd2707e6de06a39c0cd3b9d8f1123c1954c1bf66f2
7. 0x404130e97d96ee0c84e6979ec6d2c642ad0d32718bf344aa5067ac54b5a44464
8. 0xbabd507df8cbd4f16c86e8c34d07de9e0c339ab3d1e1c942f95e2b90e77739e8
9. 0xa72e1812fd5b62f43fbc3d0307d7bfcddc8a3ead23966035beedf19b469a1a58
10. 0x1daca82cb27b471502e9b166b7f075da5e023ac5ba652dd8f1c32c73453a2858
11. 0x8612cc730626cd6eaeb2985f053b96a9a221c1762d24274367fb6c5637472b69
12. 0xc179417f8ae1f11ae3d161c9b0dfda8c85fd1a0287b9cd9a92883e24030e37b5
13. 0xe61415e30eff3f78f72f491cf1aa4fddf56b5fa4aab16d517b5f3bb9587740ef
14. 0xf02baa2f8f9b385919b2f698b2e9351b84bd44118a8d5a72f2d1303df2c329b4
15. 0xd643f764eee39146411d4bff8903a327f4f8f55616e14e57281a245206d6ed2b
16. 0x6dd7e4db65395e8670c7c2747d44fec79e03305934ef4746bf5dbca04ec6ec49
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af