Evidence row 1025810

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": "2026-10-29T12:34:23.768566Z",
        "status": "active",
        "statusChangedAt": "2026-10-29T12:34:23.768566Z",
        "updatedAt": "2026-10-29T12:34:23.768566Z"
      }
    },
    "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": "1.16.0",
      "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":"b316dca54aaa4233d87d5c67e2aba196bf2b10bec41d3b9c784250d9e681b58f","id":1025810,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793279590796783,"prev":1005497,"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. 0x1ef92eb0dbd2ba7e795c7af4c075939c6abac7cedea807c4f4b9a577c259f107
2. 0x77e4bad658a2a0885387c0f093d83cd7188b4524fd7251004d427bdd7e0b9b99
3. 0x4eca2a614682a9e21a260d5e9b0123ab8fc09cb490efe9305eb91f7f2e67ee96
4. 0x21b3183857c15b15caea91d841571f36b798aca7edc58d125b58da946f2c1ef8
5. 0xcc5c9d829acfca3154c79919ebc5f3e6ebdbcfd85b90ad65f203245c46716d4c
6. 0x21ddc41f30f5a38a7eaefd940ca5fcbc78f19bdc7d756dfd1ebe05508ed812fd
7. 0x2520b53c566766124e64c87f6581c2a6f5d85e7e59f57ed888a50db2f695e857
8. 0x7f7a0c825405233abf0623d7694c38eb140e6d35f86d8e4c12c24532bbf6fd0d
9. 0x4d467585049e0a847485bddfa747dd40b1c4ac7fe3d059b76503b8a11764bfb3
10. 0x38c7c009b7f536c28d1e33f591e3c7af013ae4c203b18e7e5872eb422252a7eb
11. 0x8883d93ee4ca7182690ba14a96867eff76f20068194fa324939d692f3f361660
12. 0xbf2390181865b3a3903152f9e78bb4ea857b7639e51f736e790ec404c300ceff
13. 0x2d6c35a712c459205bbb66125aacf09776ad4f268b7d0b46df94b6c1de844c05
14. 0xb18cebb16334d2052fd6b64bc0dc0c2adeb9f63dcffef7910b6a52f2c75203ef
15. 0xb4cbfd07748aa7d27896e5517d69e2e77024b97a1cfe1755f9af8471ad993bde
16. 0xa0a7723889a4c15b3e0bec353fa8dbcaec6c71cf35bb6c346415ad3e664df6a6
17. 0xd76435ead496863d8b0bfab3434f54cd11da3c49d104fc4064b9cb3381567bbd
18. 0xd56e61af23709ed9f460471e3c08400c0142ee83e1fd9057e46350d12edf9c07

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1