Evidence row 1541611

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://upcloud.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/upcloud/"
    ]
  ],
  "name": "UpCloud MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-31T21:44:21.015852Z",
        "status": "active",
        "statusChangedAt": "2026-10-31T21:44:21.015852Z",
        "updatedAt": "2026-10-31T21:44:21.015852Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Inspect servers, storage, networks, databases and billing, and start, stop or back up servers.",
      "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/upcloud",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://upcloud.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/upcloud",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "UpCloud MCP by usefulapi",
      "version": "1.33.0",
      "websiteUrl": "https://usefulapi.io/upcloud/"
    }
  },
  "source": "mcp_registry",
  "summary": "Inspect servers, storage, networks, databases and billing, and start, stop or back up servers."
}

What the leaf hashes

{"body":"7c6c2a6614e8a6296824c77a73400e16115e2ec64a5439ba365ff8843cbb5df2","id":1541611,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793485024769845,"prev":1538199,"subject":"mcp_registry:io.usefulapi/upcloud","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-31 (246033 rows).

1. 0xe0613e770f658b80bf24177b8ead16579783da673d851e9cb2515022fa4354ef
2. 0xeeba9a533c45f98a393b41d01ca835f55d08dab9ba909d87f076f6460f56fcc8
3. 0x65e0ed618d04454d3817f3184850155b8bfe6f9c2f0f9be1c4c1dcddeceec4cb
4. 0xc218963972e343e3fc48d1c0d8dcfa91fbcf385551f9d1a1f783311e457cfcd0
5. 0x84caf86e644f07e33b9c5573150f956a03a5ef868a544c906553375a6adbe494
6. 0xaf40d8857ae41ba239c3324049d5941e8263cc86568ac08efec03046f64d27e7
7. 0xf30737254a339f2fb5b2e8163936cfa7f1194e3949980672f699c90650ef0727
8. 0x68904049dc38fffd2ba60de638d070afed625bc2bc5a5c081618829b8676cd96
9. 0x8a8e6fe82bfd8166ce510a38ac41fbcb38cf7565cf0425a81b8f1289844b4243
10. 0x9765179fc5c9e931273df13ef7544d862f3ad9ad634b7a67b358065d40f4fe3d
11. 0x1a9670bea65051b33c61c4164f2e6a29b05d4b858effd3af002ce29458122f9d
12. 0x0ea9550e9f373c8dec8de1936a8b51ed75f30ab54df44c113b6a6335d5aeb440
13. 0x60d526447d99443d6a0f7b272c17030ae6883239064b62b145eadeaeb2eb7c3d
14. 0x7a3059496dcef49b2fbe4b5eca13bdabed15efcf3581d4792babc5647855bfe5
15. 0x84bdb388a471b951dc5c0f9fd09df3197b8152707ec67daa668ab47102c8efc1
16. 0x24f03354dcb3a621317889ed99048bdf74b380516ca991bfb585c751d5cc7dfd
17. 0xa1146af524f673843507e7427a575964580eef01bc0e0eae466a7920df017ab2
18. 0x0504a25438f3c7932125463198ca74c5064f23f71a5c92763b3fc96a98cc8b57

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0