Evidence row 1034913

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://sendpost.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/sendpost/"
    ]
  ],
  "name": "SendPost MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-29T18:12:47.156928Z",
        "status": "active",
        "statusChangedAt": "2026-10-29T18:12:47.156928Z",
        "updatedAt": "2026-10-29T18:12:47.156928Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Inspect SendPost delivery statistics, sending IPs, message metadata, domains, and suppressions.",
      "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/sendpost",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://sendpost.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/sendpost",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "SendPost MCP by usefulapi",
      "version": "1.0.0",
      "websiteUrl": "https://usefulapi.io/sendpost/"
    }
  },
  "source": "mcp_registry",
  "summary": "Inspect SendPost delivery statistics, sending IPs, message metadata, domains, and suppressions."
}

What the leaf hashes

{"body":"445679b5c12065c24b94ff14f6c190cee9e4bbdb3af279cde1d527446e0b55a7","id":1034913,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793297614791423,"prev":null,"subject":"mcp_registry:io.usefulapi/sendpost","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. 0x98a2dd88ea08bae12fb07970c5b3a8135a192de01e689d51f1ca214495ce15d3
2. 0x712295c53f40082908af186a25903f7ff8e1226372e21c8b4b6526684f29a117
3. 0xdf05809f64ce48ea6e39bc9343b29bb44c99890947e8ad646d6e18490c86ff20
4. 0x5112dc01b0799868b6dcdaaac80a64e14686eade20ac29564edd385a0ece42f9
5. 0x70bb519fe054ed7550dd2817ade05b5f06a1f78ee5654770f2c06090d025cea0
6. 0xb6bafd003db434c166153fbca03779308b35d6059af98e04754fff9f67ce222f
7. 0x4eaa61e82a02b69c68a2468a0bb8ca5a1f452d99a6967314f166982b4bbe4b07
8. 0x8e24ac07bec292c1d1f84f40d6da807f607b2dd2ec346732c85c4e4c7649c093
9. 0x6434c610b18f3a4b8eae719462775dc7a47807ab50221ddd04c5537c5c8a5cde
10. 0xc89a9a6c18ca6ff90cb90380e4c61fe57444618972ef4a50e4be815bbcc72b8f
11. 0x00a720afb40cf4803ce8a45939b8942a5d5c2d991af5e4d4d776290decfe8c60
12. 0x6af329968eeefacace63efacdeb7ebb067b7ebee3c2347b9bda5f42e5adea0b6
13. 0xe4afc6a5a9cd7a2bdc01f56793e0f8960d1cce7e17e93d6537f6043b1647f074
14. 0x2b11062f499f97c836e687fbba91202ea7ff254c8f8928d683df655cd117d9ec
15. 0x09d5ec1c01b0f087fe9f6cc95432188552da9adc88004aed57401ea49f2b56d4
16. 0xe38dc587bc010668982bd78025ac33d7326ffc2587f2de00e848da2718907ecf
17. 0xa1fa2e97e71ad6e802f325afd74bb7095901f2060529c9739182a1233f8804bc
18. 0xe01539ac4c9f9cdf265a9e5c6d99c8da11e70ff0c7175fb23e402d33b9d79785

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1