Evidence row 3414322

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": "2026-11-05T13:38:32.706448Z",
        "status": "active",
        "statusChangedAt": "2026-11-05T13:38:32.706448Z",
        "updatedAt": "2026-11-05T13:38:32.706448Z"
      }
    },
    "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": "1.11.3",
      "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":"0beba45d8376fa1a42c7c1c8ae7f743afd55edc014981251a6b85013ae78dd91","id":3414322,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793888497161959,"prev":3396071,"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 2026-11-05 (322504 rows).

1. 0x69d9fe4aaa71817173156a617839486a74829f2e62cdeadab61d506fc5be0372
2. 0x9e1593f90556c6519a119f87f08e6f343b53732a845cf6b5c15ac42ed7781820
3. 0x21e630086737be93da74ea25feb424602ebedf7941bb959b643260ce512fb0ce
4. 0x3cc94a8e306bb34fe84e439657da2bac00cd0e5468793137c44d865b30c77551
5. 0x15b949877e004e2b9ea203bea6bf136996e230bf0f0d3c5b6889133ad5d5a667
6. 0x09c79fed85a85f245c3b556e4fb644f8ad73b0b0d4cab69b2d7b43d83cba75a0
7. 0x78b10483bcca868479da34f5362b80eb072c163219b1bbdb0a6ac4b69fcd4a8e
8. 0x2e4d2a34f312c0ec04de922748865b0e2e6999403227944b2eb91b5fa3090a32
9. 0x9dde545113161ff7586c88dc7cb4db630a63a1f5966d085369aa2433a671a2bc
10. 0xa59ae05f8ac68f3fa8f1fd86ea490c0387aa469d61757a41fe3bc926d8f6ed06
11. 0x15c5f97455c055dde069dabe2a5913f560cbe60afbaeba210b6dbdedece37c1d
12. 0x242979d3b4f42c964b5c93293b160e9e3bd71229ea53661ef92afc3e35f3d87a
13. 0x523b76385ea12ce392760e7955afa958e200c7fa35737d0c8c06a5a10e7d1189
14. 0x9f2be961a8419237b98b1b980a6b1775efdf14bb1bcfe62d18edeff510e87dcc
15. 0xb5ea076f0a9490f58daaa0cbe915aa5dfdfe460bfc500eaea09b59c1d753d699
16. 0x3b5d12e41df15017099876c1435af6ce1c7a30cfddd96040c3878ac62de1dbc3
17. 0x7e5b4628b4269525ce0744fb873651b9d7be5748de44b7e6b858af09c7e30bd8
18. 0xfb4e1f4d701ae273fb0cd57757f659e327608e5561a752b2099b436618493c84
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94