Evidence row 3723605

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": "2026-11-06T12:09:13.958965Z",
        "status": "active",
        "statusChangedAt": "2026-11-06T12:09:13.958965Z",
        "updatedAt": "2026-11-06T12:09:13.958965Z"
      }
    },
    "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": "1.11.4",
      "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":"d9eeec7092ddcf2a369efdc803fd526879ea6095f3976ea47df0d7ec00c74504","id":3723605,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793967739924525,"prev":3414322,"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. 0x4d60c478c716b074ae2b5ec6ca68ce4aefad632f57dfff7c75f1adf9e191020c
2. 0x08ae94d1704f7f9620f6f334e60edd6a32421f852935f1da7729e7fb59402fe4
3. 0x3840099a8d771eba064844ba8e265d30e201d5bac12ec8dbd4ef4bdd4614df53
4. 0x9f99ab0c4dc108506b6cb943c7e047580a9358cc5fcf5869fba359c68ed1b283
5. 0xf10ee0e7214b92a2f776aa16865360e74a818ee697e1bbd5e77b2fa9f7704832
6. 0x1ae352cede7e3702450e84c5e4e42288880fe20d67d5c7e1da94bc154accf1b0
7. 0x2206a316e855d48d5ba742f3f0a8ca0e4b11e1201b097bd7a40ab3f5d822f1fb
8. 0xea6eddc4b18fbe3c8bc8d41c4e027f0ce3c464ae4622dcd437ee20947ef322db
9. 0x8f09cc8a26809b5c0db7ffd85fc3d8e7daed606515ea5c5c06ec475f71315c35
10. 0x527195c5aa01aa792a1a585c7889cf168647d62ebad11be52f0bdcfea260254e
11. 0x9fe2a5e3b5566869d8a070102a0d86eb688239e985a4ecb41addd91a9b5d19ef
12. 0x454fcb8411e0c9b8133996c3658dab9c97afb409cad2aa7ce568976a5e050433
13. 0x6d95645ac912729816a24961219b8cb36c0588e5ba4b3a6982813423dd3cbf1a
14. 0xaf9524acc11af4619d183021d0dd97b098258f9af2441d3d61343f3bbe112bb9
15. 0xa18562956ef32715be3beef73e0db96be2b79caa00a0157b81ff91d577507391
16. 0xdfedd18f60be5438b67a88cd42d31ead60bf5dbfc8d726e3d83be13474b3bd3f
17. 0x4a618d78b1cebba8beec4ef22aaac9187dcdfb39064e0be537ca2600abb90740
18. 0x119743aadcddb571b28b442b62196d4a0afc4e1c9979c2d477d34fcc9413deaf
19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1