Evidence row 1005497

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://rapidmail.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/rapidmail/"
    ]
  ],
  "name": "rapidmail MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-29T07:45:35.196989Z",
        "status": "active",
        "statusChangedAt": "2026-10-29T07:45:35.196989Z",
        "updatedAt": "2026-10-29T07:45:35.196989Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read rapidmail lists, recipients, mailings and stats; add, update or unsubscribe one recipient.",
      "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/rapidmail",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://rapidmail.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/rapidmail",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "rapidmail MCP by usefulapi",
      "version": "1.15.0",
      "websiteUrl": "https://usefulapi.io/rapidmail/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read rapidmail lists, recipients, mailings and stats; add, update or unsubscribe one recipient."
}

What the leaf hashes

{"body":"809458e9cf456184fc70ca9c8a2632fda4d7477d1b19f7ce231fc289a2ce091f","id":1005497,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793261580528158,"prev":800899,"subject":"mcp_registry:io.usefulapi/rapidmail","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. 0x4fa7ab2577659d58eb156a09102dce245fcec8c86b6fd11dc18fba9ba0a7519d
2. 0x491d01131de59ac2f3fd9953d52cd2b538c6bb66f3bc755549a2f0b04e764114
3. 0x6ff7503e29af458a1208bf57f8b2533fffd2e10313d6d00fa7b5680397ac4a4e
4. 0x6b30aeb2caae831fa9d0e61ce9e75065d8ab7f0a34c52e89bdeb57fc3bc034bd
5. 0xdcca16bbe26ab96d8efc484e6d549e56febcd5b10bf121d41a96d02c2c16f46a
6. 0xc3129b02a1247d1c776652f22e6396c0fc6534cae892ff30bec6c29c0019b797
7. 0xa678a1434c307c1a7164b60e8b5352152e38cf4a137e9983a42f5dbe5e721371
8. 0xa7789977b698289f9abbd706a725c531273c38ed091f2f592fc90ec0f8127a09
9. 0x574f9798fff52ff52c11b8e433f904502efb583a74e14b3f45f03c9385860331
10. 0xdf37263a3c6a1bf5966726613a2c72818e24d40817e88a910cc56f477cec8dd2
11. 0xd027f5fbcb4eaf98de625d3539bc82cd2385565ff6a7f9a20a2358e17bbebf06
12. 0x307e977068d68f029221e137a0809da150423bbf17cf5c3c51cc60cf99d5b0be
13. 0xae5d1c502186dda5bbb95edb5ddd312e0570f6a20c941c054e7c943cc5d5b0dc
14. 0x60542b996483c326b2bd752f929fe970246f1c807373ecefc7577bc6cd0a4cfb
15. 0x0bc4adb5c11d6f42a54004eb9a86e4a9294c3fb793d78af72f971454ecfe5b44
16. 0x976395aaca1b771b7e37710dee4157412909d2398c44e306a2e1e3fe83b984fd
17. 0x91f12a2db1e2c1be07cbe4de3981a37a33051a36d3c3eee5a260804add6d1d75
18. 0xd56e61af23709ed9f460471e3c08400c0142ee83e1fd9057e46350d12edf9c07

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1