Evidence row 1482023

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://laposta.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/laposta/"
    ]
  ],
  "name": "Laposta MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-31T10:53:38.932063Z",
        "status": "active",
        "statusChangedAt": "2026-10-31T10:53:38.932063Z",
        "updatedAt": "2026-10-31T10:53:38.932063Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read Laposta lists, members, campaigns and reports; add members and build campaigns.",
      "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/laposta",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://laposta.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/laposta",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Laposta MCP by usefulapi",
      "version": "1.6.0",
      "websiteUrl": "https://usefulapi.io/laposta/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read Laposta lists, members, campaigns and reports; add members and build campaigns."
}

What the leaf hashes

{"body":"bea48055353f88aa07d77d0e82dce08ecad30571a08ce68f05952e5ac83ef0b0","id":1482023,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793445360299492,"prev":1257645,"subject":"mcp_registry:io.usefulapi/laposta","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-31 (246033 rows).

1. 0x4f4615965313574fb2f18d250d7c09db31f42f8e367747fa4e858e738c52a6e7
2. 0xe2066e0cf880f95518ba567c745451e40ecf60e4baa73d12651267e719cf3204
3. 0xb9c11a9690f38d3a9551e6fd318e62e36d5bb4eba991c13ad9ee4c0939ac500b
4. 0xd8950e8d25bd7eb1ab5c3f5c8a97630be869ce2b37414e65f5332bc5efad95d9
5. 0x3fc150b3577a82f4d4043f921833cd56257971c0869d406e52a5bdb26abafc21
6. 0xb0d64dbc0630a0438eae5b8a22474d125c8cbff5fdbc9475173ff3c6a64d7d73
7. 0xf6fc1aaee5bbfbefeffcee59dcf9aaf7f08d9896703ad34f60c8ced8b5a898f1
8. 0xf14ddc00051fdd4902e9fcb4556af3af2036ddc2407e842f6ebb62dcd2dd54c8
9. 0x48dff8d5534d8a003a126f35144e6b7c141895ebae062143308d12053a8d675c
10. 0x90b5005ee644d0b9cafe792d700d56a981d35b242e6b6adda4aa6d0f9c765566
11. 0x3a88088fcd179b7a35347105d76d829dfe47cc77159a4a03fbb72bfea9c7bb27
12. 0x8346ae9b76ea078d18c864debbba102f364e842abbb6c07088f229c84b60d909
13. 0x3b31ad2e230b4adddfd3db6e960243f893810b5bd12d29f0e9a17684e7acb3b6
14. 0xa61ca0b664c5ff2f545d3f92e3125f2b38c2b4e58fd9a71badfd8a85dda4c936
15. 0x37f0ccf90cd9ba8759ef0154382593820880794592760020f095a3628e43fc3f
16. 0xad4540f06e3fdfe46524d8592f8d854d4849e16217bc047eaf024f0abebe34b0
17. 0xa00a931d72706fa2402bfc9b441a12eb7c6a61ff42a542916106e3637177f101
18. 0x59f83f7228f07febe2780660e422e171b0359b8aa031ee3be07e991118130c15

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0