Evidence row 3945524

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://speechmatics.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/speechmatics/"
    ]
  ],
  "name": "Speechmatics MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-07T09:16:46.029951Z",
        "status": "active",
        "statusChangedAt": "2026-11-07T09:16:46.029951Z",
        "updatedAt": "2026-11-07T09:16:46.029951Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Transcribe audio and video with Speechmatics speech-to-text from Claude and any MCP client.",
      "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/speechmatics",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://speechmatics.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/speechmatics",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Speechmatics MCP by usefulapi",
      "version": "1.36.3",
      "websiteUrl": "https://usefulapi.io/speechmatics/"
    }
  },
  "source": "mcp_registry",
  "summary": "Transcribe audio and video with Speechmatics speech-to-text from Claude and any MCP client."
}

What the leaf hashes

{"body":"7cfb7c844ebed728bc205378899759b811e78d0193550d60e7b277d5644c4aa1","id":3945524,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1794043458645439,"prev":3775542,"subject":"mcp_registry:io.usefulapi/speechmatics","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-07 (195826 rows).

1. 0x3bd44fccdc7ce71ea115f6ab37b46fc878207f354786949cac896445127268b3
2. 0x0298cceff8be395337c9e1a947dec8de9b9cb58f95306d27004c4c8dffb28390
3. 0x62fe163c5f6eae24b0abd9f7c4ea2998deccf037e151b03f19837ab4b6925295
4. 0x098ce5938001c0100066a15cbffffd6f7c53a14cddb7358aad71077d1af6be1e
5. 0xf67a9c6ea86f12bf94407bd29de62ab0f2b5622d8076022ca5926d8d8e09473c
6. 0xd715164b609a1abdfbe257facfa39567dc8241f0bbc4caa685e6caca017676b5
7. 0x678fb5b65f1e09cb9877917b81051c41125be800b82697312359eca29483235a
8. 0xbda79a7fe3e7aebe7c97a08db911ce2754aefc71a932aeb91aabc5ad0122e36c
9. 0xffb9720b19394b7f5097ea77a079ec0421cafe39f9705dd8ffee9e3de235be47
10. 0x339fbd6667f65deb7078bc44c55a3d2be40bc85662b0f12fe507cb013e64167b
11. 0x76771a9f22d11364ce90579a821df84473d5a96402bbeb006564eb3e19a1df89
12. 0x10e8cd765ddf5477834a4bd6e90291467de3e7fd32e319d16dc68a085ac74612
13. 0xa5a96e20a466cfec764384073f0fea792307c8ff464b459bce5b293e61ff85a4
14. 0xb96cde31376f2620034d37eacb768d6239f6799d719ac01516ef133c0df4dda5
15. 0xa3ca92229f3aac0e9b561aaa066ca1907adc3f0b1685587fa30369d41cf66004
16. 0xf0a56561418cd0342a328707933cc222d8fa725efff7ffd081e0226ee8c46c0b
17. 0x54292a94f447f1fd33c01b5c99da465043f11022958626a2ea562c457fef697a
18. 0xff23fa8a9de3f957315ef0dfe7e8d8f6b1a51dae05fef7615c59794e019ff05c

Day root

0x17da9e85e1b138541355d33543ff34e3503cd3a49d37728fb53643e2a0416a2d

Chained

0xed34bd4af17282643de8cb9591c84d0aa1b39e1e9ae9864941e543f5a15718cb

Published

On Arc Testnet, block 71280839: 0xc3f6784179e0ca32236ba89472473e882a81d03fcc5ce27ca58ded2e01e112aa