Evidence row 3765243

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": "2026-11-06T19:34:25.233723Z",
        "status": "active",
        "statusChangedAt": "2026-11-06T19:34:25.233723Z",
        "updatedAt": "2026-11-06T19:34:25.233723Z"
      }
    },
    "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": "1.36.1",
      "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":"2bbe2e82cf97e100d2ca8000dc27d8b55594a9903861b43ad3e334dd76d315e3","id":3765243,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793996598598982,"prev":3723862,"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 2026-11-06 (303443 rows).

1. 0xe9d3b42ddc63e9cf623dbcbcb2055849cbd675da0431b37e700beeca975b1390
2. 0x5ce2c6af1a5ffc68b8571dceb6ca43e0082fd0848661ed65e5bfd81fd72339ec
3. 0x469c4b1670a6247cf8150d49796f42ea30290861f492c5afec93da69c04ba036
4. 0xc3990a79feb29dcbbb3a295588a34315da15b56129ec371cba834823275f3d58
5. 0x43dac1e84755180d098090938aa9fc66387214b40d1842e6d89d95e15b7becae
6. 0x5187c18315c1574d065c5d5022bb09bcb73d1c312bb2ea4f57b54f39c4e17869
7. 0x65379bdeeb8c13b94f152ae13de2e785718947725f62398f015c84fa10d92a6d
8. 0x352c87ac470691a0a74a485389dac3ff2a115b0eec69e38b7887776f481a65a1
9. 0xa40110626c696e89301c9533b703097c2e4af5554578ca4a7d6dc79a71bef33b
10. 0xde30e2e17648e1cb2622bceea777e8c307b4c473e35a2f5f538cb1b2d95176a6
11. 0x2965ee27662dd428e9eedca2fb61ea440d744b5cb9368540c88ba469215410c2
12. 0xeaf05a496a4e7c060b446661f94f28d97f943d770a66eb980f6fcd1a1cd0d93f
13. 0x10a787d056c75faf84d4a1961aa117e5165112979f11715861dc7253c7facf78
14. 0x5eeb09922285017cece19983a34f7483063f36993e355561c47b20ade87bfe43
15. 0x3c1d5e613d15e0df0cd0c1b1c0e33f6806b96b933b69d2555bd92b4570955879
16. 0x04c1c4929933bae20304ac32084d4b93dcac07567f68e828ac93bbc39eb4614c
17. 0x0ab273486ad4e41bf08c741b20b2ee12e0fc87eaa429a5467c58fd3be34409b9

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1