Evidence row 3764964

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": "2026-11-06T19:35:36.023678Z",
        "status": "active",
        "statusChangedAt": "2026-11-06T19:35:36.023678Z",
        "updatedAt": "2026-11-06T19:35:36.023678Z"
      }
    },
    "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": "1.12.1",
      "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":"71d69ab7f9ec8a083eb354ec50bbb5a796ffe65836f27de2fe41397b8b3bcdd4","id":3764964,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793996592666019,"prev":3723605,"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. 0x8acb30377fc53c8c247ef8502964bc8bcb537415393e1cd148641a0b92f0bc83
2. 0xc098c5abcab3bfe6bd88453aa9a13fda32bc15089165dcdc8bcd7b0de0210c41
3. 0x37acb3382e9d0cfc015e2aa6d3aa5e02294111d450efe4e5cb80c1b127d25163
4. 0xd0904c5f913f650693b760d14a24af41ff30c346ad3fc9a36d2f031d4c65961c
5. 0x37e2bebf2a4b595a36fe0518d1232b49a8843c749d2b7220da7ab46c53961931
6. 0x314a8e7f18e2f38aa3c0098a58b9ae11ade49d62eb8669dc141eeff59cc3d3c4
7. 0x95e911bf07aa800ad32894a4c304a618caee05b62482d310fd39cbca33b689a8
8. 0x79288e1bc64889362dee9b888bd4cbc36b317044767e546ca671d23d9d99c728
9. 0xc2ba5a425054cf6a2d1231719b0bf7b7f59dff729400d36f9e6eed59d3b83c80
10. 0xdcf8e9ee2006992ef2bf6100aaf4a93484f246c6a69936bafafedbe9e0f6448b
11. 0x8727d2dd9a550e14b2d3ed146c478cc9f30494a9b4e2881037b1bda9754d1ea2
12. 0xc89b90a37e4436b04794bb890994da9a572bfed7ea6a81b247bb80b5ece4bd50
13. 0x83d0a877f7b75da72aee31dcf4f5023c551a765bb72066443139cf54771e23be
14. 0xa53a59d899d0a8f30f5d5ba66af2b300f2a07b2945067c18600cfbce284356e4
15. 0x2b6e1fccbe399ee4ae56623ea6c958d6ab4bdb0e2859743044f99fced1f59f02
16. 0x15b694ad919111e31e8112077ed1645b2f3c0d6f1433eaac3aaf1fff1c7c8aa5
17. 0xe98c6c6b56a21a2fc4c1edfe2563812e690a6a4336d11aef772ac1799d1ee7ca
18. 0xd422a75f6c3780ed53eca52b50bf40b8f17dc14cffb804142e44fc9f2672029d
19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1