Evidence row 56625

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://gumroad.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/gumroad/"
    ]
  ],
  "name": "Gumroad MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-25T22:38:51.319709Z",
        "status": "active",
        "statusChangedAt": "2026-10-25T22:38:51.319709Z",
        "updatedAt": "2026-10-25T22:38:51.319709Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read products, sales, subscribers and offer codes; verify, enable and disable product licenses.",
      "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/gumroad",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://gumroad.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/gumroad",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Gumroad MCP by usefulapi",
      "version": "1.24.0",
      "websiteUrl": "https://usefulapi.io/gumroad/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read products, sales, subscribers and offer codes; verify, enable and disable product licenses."
}

What the leaf hashes

{"body":"6b801dccac2b9c6d39f12ea2c1ace428c033e24a9e33dcabbbb0e2635afc535c","id":56625,"kind":"listing","method":"baseline/1","observed_us":1793025440198042,"prev":null,"subject":"mcp_registry:io.usefulapi/gumroad","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x7b7d4cb0d039ff8d55c88d739f75dea3dc90c1c5a0d7dcf8577bfd7b5ecfd925
2. 0x1c0bf3d9c4668b5d70d2663fe1b433f29b3625e356d249cec5ce8d1c200967c9
3. 0x5ba4f8ed513e4ea87b1f86adeac7426500a41217ca173ceea1bfecf5c96fea6b
4. 0xe36ffaf3df632069b4d584456c8a5583763044a4fbac5d4450d8d1b80aca228e
5. 0x19504482d01cc5e92af392d1698fef0f305adfb9fec846374c51465c73d2014e
6. 0x98131139b6b4785e706368e850a475592598ee3d52ecfeaca90ef37a244e619a
7. 0x71711b58863f95ea9149cac8761a5b3b1dee049eec5ac6c6abddba1a6ba312b3
8. 0xd5bf7ad1e1921b1da71ff15e76ad47c93693141786769bf663262be3014f042b
9. 0x8caee9afbb05a4835a218eb48fc91e7ed2d96d9ac2608aa5bd853fe7019d8d94
10. 0xf2381ca3135154cac94d3453c232f31feb3dabefbf1c73459b1e84459d545370
11. 0xe7152aaccc7d7d5da2d13bc6ee8ec470b8c1a5abe7dfed1431f0ed53ec50ebc5
12. 0xa6406b1a5540d26e0cbd03bb274a01c10968fadb17913a6043bb9427ddfb71ba
13. 0x01c95624b1f2385ef774ee258a9ae58a4df07a1bdaa829de84e1d5201f3f39c2
14. 0x7721d38652b6444b18e1193824e50490ade04851ce6221771f6e374c4527d80f
15. 0x15039087bf60ae9b06b756ec3cbc299760e59923a438bbd91e34d105186db0ed
16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae