Evidence row 3414191

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://feegow.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/feegow/"
    ]
  ],
  "name": "Feegow MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-05T13:38:46.12494Z",
        "status": "active",
        "statusChangedAt": "2026-11-05T13:38:46.12494Z",
        "updatedAt": "2026-11-05T13:38:46.12494Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read clinic appointments, patients and finances; manage bookings and patient registration.",
      "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/feegow",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://feegow.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/feegow",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Feegow MCP by usefulapi",
      "version": "1.7.3",
      "websiteUrl": "https://usefulapi.io/feegow/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read clinic appointments, patients and finances; manage bookings and patient registration."
}

What the leaf hashes

{"body":"cd186154db13ea3ad6ce7e7ad805d7110646cbf9f31f539bb2f20728f2235ccc","id":3414191,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793888496335100,"prev":3395941,"subject":"mcp_registry:io.usefulapi/feegow","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-05 (322504 rows).

1. 0xf336958cafbe883a1bdabe59d6a6748fcc385bb76eca342f039cdc00d704c0f7
2. 0x4aa00e0f3d450cb66679cdbf6d0237b40accdf8141c4b82d3106066872d8911b
3. 0xf325fd962c8a04986588c294f42d99e5d9207f1a6da22e3ce0e68407429707a1
4. 0x28d2f3d304656fe6524c9246f67da0db4b4e47ec7bdae251f984da409aeefff0
5. 0xc314daabdc4cb68af53ae095eb98d9a0d267255325ee4b626e6b7d16dabd566e
6. 0xec8115734c73882cc56bb4b6cfcdd6d91db1a3619ebb8fdadf589fceadf13b4a
7. 0xba6f370d6e59120ef92c1e55e4ac57250df176c8235aca2334dfead84c2b9b10
8. 0x5dfa202868368dc27853de9a36bf52dddbe4ddbda2928e59c21992e84cdc0a0c
9. 0xe62e24a7017337832745f3c3262161c3751867bf6ad82455bc8705cf5c97f24e
10. 0xd51cba77cb8e6f9271af29d9d30b32e4c18e84220e27565992ccd463929b5c0b
11. 0xdbf12a4f8231d22050e75c4340075f2fc16838a5ae8af964bbf51c663e873ebf
12. 0x504ae57a285fa6ddf612fc35132a6355342f76f16b27b775c018952bce14b0dd
13. 0x4713b10a0590acf2c2bc01df682f7e1cc4a36ca3862adf6e57ca3459d4320809
14. 0x1639b247a5d5a7c1c147128de55c8214f740b3c69e239097a9214d771bef36fa
15. 0x0f89b13f204fe566641bee24955c02233efcbd2fce2017340ed06cf3c4c4503b
16. 0x46e57eb471bdfedc5371f9f8dd93e03a0ef82a84f79b917a40533d34f61e890c
17. 0x595efddb5b196a921c775c54d0aa541065f1802bfefb8bd003a60b16925c4b58

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94