Evidence row 1025916

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://updown-io.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/updown-io/"
    ]
  ],
  "name": "updown.io MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-29T12:34:18.837589Z",
        "status": "active",
        "statusChangedAt": "2026-10-29T12:34:18.837589Z",
        "updatedAt": "2026-10-29T12:34:18.837589Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Check updown.io uptime checks, downtimes, response metrics and status pages, and create checks.",
      "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/updown-io",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://updown-io.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/updown-io",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "updown.io MCP by usefulapi",
      "version": "1.29.0",
      "websiteUrl": "https://usefulapi.io/updown-io/"
    }
  },
  "source": "mcp_registry",
  "summary": "Check updown.io uptime checks, downtimes, response metrics and status pages, and create checks."
}

What the leaf hashes

{"body":"fe2cb4c333e9f178a83ff8a68553ce1d2a1b5d6e3ef701b6442e6db16afc9271","id":1025916,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793279591318084,"prev":1005603,"subject":"mcp_registry:io.usefulapi/updown-io","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-29 (242798 rows).

1. 0x5ece3dff741f1a5a6b98b3cb5ef9e8df212a8a32e4e9a34b37274382b383df44
2. 0xfb63eea5d6b6d5169621eedcf329d1a251a09e43851ce3a3066391c8ce69481e
3. 0xa1691b7a3242b9bedf07f184e83d74d69f3ff0ff83b38fffa7571e6e0ba37fd1
4. 0x8d47818ccc2ee62d3c53b61a4d0898fc301e31217f61d233153162b7fb56df1d
5. 0xf0d6a38df97735079f6832df7225f9a02c2de0c9285083fcdb9f3b4537a6ca13
6. 0x7f173c60819175926d7a7e271451916eac91070183a5bffc85359ebe50c490ff
7. 0xcb99cf15f7a138cec6c3e0d7910fc49e1d0b074a439f37f006ab91b73a5a1cff
8. 0x745d7068348500a12e48f61bed09e0a06c138e99fd14d0b59a580601ea2a9f11
9. 0x90ab45457076ca0ba101cad06483083a6b4263745966890bd1e9a154fe727e75
10. 0x459d407ccf91f76983092578178ad9eb68789143bc931d639b385252c8bf36d2
11. 0xac2e045ebbd991ad285f1591eff5f39b4d03bc4824a6b7dc7a7044f6b7c495e3
12. 0xe79436e6b07640be535dc8044d7eacfe55b9567d197f15198b7a16ec3bd62a98
13. 0x03bcddbafdd5c3b2cfd0ed77db8b385d1daefb8582c49039e5b2d78c95e4b697
14. 0x3f2650fbc651fa3eec11adb4b123cd97e6e8054668be9e574fb88fd72c05303d
15. 0x5c72917224317e5d0d7a0d4ada19337530fcd8b513d6fc46866876f7844efe17
16. 0x976395aaca1b771b7e37710dee4157412909d2398c44e306a2e1e3fe83b984fd
17. 0x91f12a2db1e2c1be07cbe4de3981a37a33051a36d3c3eee5a260804add6d1d75
18. 0xd56e61af23709ed9f460471e3c08400c0142ee83e1fd9057e46350d12edf9c07

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1