Evidence row 2564652

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": "2026-11-03T09:54:47.690441Z",
        "status": "active",
        "statusChangedAt": "2026-11-03T09:54:47.690441Z",
        "updatedAt": "2026-11-03T09:54:47.690441Z"
      }
    },
    "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": "1.11.0",
      "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":"746412c77d1a934a234fef869c82a9d8d27409401635c308fc4405d944c96ce1","id":2564652,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793701161644576,"prev":2546547,"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 2026-11-03 (425475 rows).

1. 0x549ce652e9454b9d6ef49ea575418e319ad2d34d5c169cf4088aa09b3c1c2040
2. 0xda3c8672b80b137072660fae8d0c8875aaaf6ae58d6e52f8948b8afa5b014f4c
3. 0x168e90c7cb5a64c4ab85b874ac63aca06f7dbef9eddd1b3b6af4c756c89fbff9
4. 0xe406267e6190efc7126c6ad67bb676f881e5478814155b7022b860015d94c32c
5. 0x6444bb184f946ecb60f270e8a4df42e7cb8d4f8d3c8b8df5de8097fd15dd8d0e
6. 0xfea924cda37c436ecdc8a1a065b476ba734986922d4ae907c271913cd3189fdc
7. 0x884e8376d196ee7a32ea68689f1a0c21f3e88165413db10497dbc7218dced33f
8. 0xe84d63dd63f8c4c04545fa33dc3219984f6a3971e453084c127abc88daceedf5
9. 0x99e8acb38eaa5c69d515dcfbdd1203493844db273b2dee7e3910625be1890d38
10. 0x974a2d1b8ee63ba33d3ca022e28883cf187e0b8dfdbf2ac03a3222a19fdfead1
11. 0xf029ffdfe4961ce82f269bf8c33d63c947e296ecceec76ffacb2ec421dc63499
12. 0xc427594c2a5f3ad5b9d386659b72002f2e592eabed04e67f1af351b6ea396338
13. 0x130f30e899bc8ce212e170bbaa25774f0c81fe70574c3d294e9d7dd39ef78bb6
14. 0xa0355815fb68405edba1fd1bafdab2a650279d2317deb0f4dba32a14a86d8ec4
15. 0xda5db54125314643afd2553cc06bcc66d4fe0ce60c8998f4ce0b19c465813b51
16. 0xd3872af0d8c282b0d088e008b24701ec7576ad8e40ceab245546a2e300818868
17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7