Evidence row 3765216

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://simplecast.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/simplecast/"
    ]
  ],
  "name": "Simplecast MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-06T19:36:39.868262Z",
        "status": "active",
        "statusChangedAt": "2026-11-06T19:36:39.868262Z",
        "updatedAt": "2026-11-06T19:36:39.868262Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read podcasts, episodes, seasons and download and listener analytics in Simplecast.",
      "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/simplecast",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://simplecast.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/simplecast",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Simplecast MCP by usefulapi",
      "version": "1.3.1",
      "websiteUrl": "https://usefulapi.io/simplecast/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read podcasts, episodes, seasons and download and listener analytics in Simplecast."
}

What the leaf hashes

{"body":"838ab3c39408db4152349be272bf321c35f3145d279a47166ee706408f22c2a9","id":3765216,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793996598475229,"prev":3723835,"subject":"mcp_registry:io.usefulapi/simplecast","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. 0xddf8dd2b72a3f8c0e118f831381f650e459a382077fd408d6ab9b2828eac2854
2. 0x68fe179f6e717d3182e3fe802a6579d40621a5d86f357af51fc7c069e720a96d
3. 0x0d5aac792f6357a98e62bd93c70a8cc078b6e971a94b66f024b121ac6c33ea2f
4. 0x5d7a50b1e3e1c5329d8d14453c1fa0642e44b02eab2588cade838ae84a9c07a6
5. 0x01e15ba110205cb5c906a784938d7ce22bf89c9c795fcab2f8781f881cf0063d
6. 0x93a4a17ed09eac27a46a6663be0a7f697cfdeca6efe0348bc13215ab2bd9041c
7. 0x6b9c6bf201e7fec0dac424937f7de4afeac875b3bed9a11b7b276354b2a18080
8. 0x3134bf4692180421f26acbc771992987cf2bfb870b3e871e20bac76ef1efc771
9. 0x8c6f285ebb426a5379938dabc692fa939211ebe5e3f6e193b5e2e76ad867d35b
10. 0x19160070d3ef0c60424d21bdafefddceb706ebfcea1932f9994d729b2a879fdc
11. 0x2b60420342d8b0f71adeaeda5c957ec6109a0cdef9e45b6c1dffc58089925161
12. 0xaf94f9e8fb038056c97fa2a2e22e8a7357890dac491214b08f05f391895d9c5a
13. 0x1c754eba6c0f347dc37343abf121bb18866de2663ac0d83fce1241f199e22255
14. 0x401f473322bdfc8fea51b048fef00e1f433c6b46d6320840a3c273774f7e8299
15. 0x3c1d5e613d15e0df0cd0c1b1c0e33f6806b96b933b69d2555bd92b4570955879
16. 0x04c1c4929933bae20304ac32084d4b93dcac07567f68e828ac93bbc39eb4614c
17. 0x0ab273486ad4e41bf08c741b20b2ee12e0fc87eaa429a5467c58fd3be34409b9

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1