Evidence row 3775283

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": "2026-11-06T20:26:32.368262Z",
        "status": "active",
        "statusChangedAt": "2026-11-06T20:26:32.368262Z",
        "updatedAt": "2026-11-06T20:26:32.368262Z"
      }
    },
    "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": "1.12.2",
      "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":"ace7ef204bf37500d1598717a8061253c925b7c675fdf8b5f8f564f08bf6511b","id":3775283,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1794000217163729,"prev":3764964,"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 2026-11-06 (303443 rows).

1. 0x36e5aac8c9ff7444cbfce5ffb257364897db19e48f850cfdf33313dcaa4c1d9c
2. 0x5571ec5db104c7ab359137cf965bc41d0d6b85dc3d985dfb5a395a458cd03d5d
3. 0x1e89766019878cca7012848f3c1557c4ff29e4e626b50af8fc6b3d436e8d025a
4. 0x43cb018d50019dcab2a9d93d45e7661a90f82272490ed612dca118fb3304f873
5. 0xf241cdbb8b258b30223612aa35edf317471eaeb52707ea2eac09ffc4706b8940
6. 0xf770df95c7aa98241325558f2eb13e654b62ea93339b6d7430043e68f4885aa3
7. 0xe82c9559410c5aa0b64f433efa9c4cab991e32977d8b4b5aee32f5ae3a27dee3
8. 0x6fe704803d0706806295da04d5faa67ae10383f499b5eb4c57262d88fb5ec8fc
9. 0x0b24187cde0548184957b5c1023aab1c68294b81f2f9bad03407cad4ed47d087
10. 0x0ebd7467ba8c7f86a36871444ba038696e705dd12e4e8cb909fa74d18021dac5
11. 0xdee7f04c75fbf6a4259d2a495c64316b6df173c4b051a033cdc295418a05cb94
12. 0x4463b79632731fc59ae44b9d24dec4e15a5d6484ec7303dab9857e4d1e60ae5a
13. 0x52cf06947a94d5a4b713e0e82aa23a8280a6e1b32cf171dbcf7aac1f874bf8e8
14. 0xe7e7f0ee694b712db7150c3f1692ed383efbc9783ba8600081ffac0da359b4ef
15. 0xaa85d31529f47e1b810e9dfd8bfa6050b99090fde56ac1fa1fb399ad1e6bb919
16. 0x0aaf291a2ffa2205e7df7531bf36800e377dfbd67208da05b97625f1cc49ce02
17. 0xa448dc698494f795f2240c0e7070e8a93eb263baee21ca4185a7d03432a614d8
18. 0x119743aadcddb571b28b442b62196d4a0afc4e1c9979c2d477d34fcc9413deaf
19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1