Evidence row 2726506

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": "2026-11-03T22:30:02.995047Z",
        "status": "active",
        "statusChangedAt": "2026-11-03T22:30:02.995047Z",
        "updatedAt": "2026-11-03T22:30:02.995047Z"
      }
    },
    "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": "1.11.1",
      "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":"5b18e0efeb6f30257dd96369425da0c9fd16b6b5e58ef10aeaf5f71280086a1c","id":2726506,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793747993040909,"prev":2564652,"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. 0xca97f8b9eb229f33ee80432c83ce0cfea5ea13927c41197a80bf676f44ce2feb
2. 0xaf43fff6514b2d666a77730ac686de94bcdb24d93a21411781f8677f45a23d35
3. 0xc5c2dac6b3bf14485379bccd18c87da362bf86ba2d54eb0a2372d15f99e3b793
4. 0x0df67b094509c15265bb7957e1b77804cabd8ac3700602f1f4c9f38c0baf9710
5. 0x58f4ab453032005967c055a409f483afc9a48b594f7f601e8c6ee200a00403bf
6. 0x1b5849bc0fe31f2bd8267b0824fec2897cc1d72361d20a2f919d322aedfc5a27
7. 0x6a6892b8579809be4d691120efb8061a75da9bf0a61724b0faf7d030941a4399
8. 0xe04fb962975c2cafb391bb85d45e6e8e2253ce19cabe9ce40b9c58627ed673f5
9. 0xe55905681fd0d8e4882b693a3cc83df38ee1084dbf39e20c2da87a6fc564cb9e
10. 0x3fd317cfafa041f0097396c90d99e0eb9c62a39614bf6bd7c604b65698a1936e
11. 0x276ac52dfe629a01fa85d7175d4f72e9ad9579586495b59fa70b477fb47cc78c
12. 0xdbb677931543240db31acc89fc1a9b53835dee388a4e4c67e756b443dfa01970
13. 0x33fc1351c38cd27bc6972d4d1d2c6baa7fb113346e29547df2fd38d8e6c92e40
14. 0x06f39b34e961f2ea2e8c7681b9a680b15d48774fc0534e19640f27b7f07640a9
15. 0x20b1beb78a0f066bfa1ffbab05695dfb2940fd2df005cdcab3ae2e82d26c01a9
16. 0x59b3a6fae1c920f45b1445649e93c8c7d68f3f69789b0df88522cdb15a28590b
17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7