Evidence row 2130315

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": "2026-11-02T11:23:13.432918Z",
        "status": "active",
        "statusChangedAt": "2026-11-02T11:23:13.432918Z",
        "updatedAt": "2026-11-02T11:23:13.432918Z"
      }
    },
    "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": "1.10.0",
      "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":"08785790c828db1c93e6de0e390e28d0a4feb6cb61e5c6967e3f368027299372","id":2130315,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793621910626996,"prev":1541341,"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 2026-11-02 (444186 rows).

1. 0x92c4652a8cbbc36de5fa9d3e4469e50377cc64b6df87e85dbbe232b269f8206f
2. 0x1406403bdaf4c6574b0e1c2ad7173fa8bb6bf66fabc6f1c759e09ef5d1c495fa
3. 0xc0e543ad601c1902f5b4a479bc03925d05dd7652e2216b834a084122e5ec4800
4. 0xdf2ea8530e53ea84b1a8b869ae922a16dd2ca894aabfd525d103fcbf156a0252
5. 0x6ac6fbd2289d7f774a9290e1d6eb67182c62fbc4719578f9aa9cb51c84efd8a5
6. 0x27adfa62faeaadf398297e8928b1d7ebcc2199971861d85ab9fcaab9a29457ed
7. 0xee96c35e58f6adc572953c3ab4801b7d0c1330d936ddbd9f0927e806e2b26b62
8. 0xbe55d53a824d6120b15ee13abbcf15137ed45816c125f5f2808b4494df9548be
9. 0xe38a4a5304037e95f40b2047c45a1ef14680d43da57d91315bbaa5976f1a196c
10. 0x86eb66381b499f04c219b4c572ee7d18f58df5d6c2e3b1c3daec564b33386806
11. 0xa139defc534a4f37fca6b25f0e9099854a709fc1a1f9c16c1db48e18213ea388
12. 0x132b7eb9839b9a3992040318f9144c58f82ba495d3a19d95d05ee1b6917c441b
13. 0xa17f6a1bac5d26cc57d2e02b81d6f7d4d897fa15d99d32d506b3ff7cbcfd9c03
14. 0xece99d4dfafa93913edbe131eb22b3d7ab2648b58b5bd9dcd361be4f8953b107
15. 0x5d92631d189bd0292c27a05f85a5ec38ec5f4197dfe4660eb991dc6a511e25a6
16. 0x5e23ec5954c11a4530aab8c635a72b12bcfeb6fcb03c6cb1a990cc1743424543
17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af