Evidence row 1783686

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://microkeeper.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/microkeeper/"
    ]
  ],
  "name": "Microkeeper MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-01T17:22:44.244054Z",
        "status": "active",
        "statusChangedAt": "2026-11-01T17:22:44.244054Z",
        "updatedAt": "2026-11-01T17:22:44.244054Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read staff, rosters, timesheets and leave, and add or update staff in Microkeeper.",
      "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/microkeeper",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://microkeeper.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/microkeeper",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Microkeeper MCP by usefulapi",
      "version": "1.0.0",
      "websiteUrl": "https://usefulapi.io/microkeeper/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read staff, rosters, timesheets and leave, and add or update staff in Microkeeper."
}

What the leaf hashes

{"body":"bb3d044d1888de43251e3a9391e7840b68e7dd7c8688c377129046593e25f5dd","id":1783686,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793557062713652,"prev":null,"subject":"mcp_registry:io.usefulapi/microkeeper","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0xe1ff8240afdefc56d59d3bf599e12e33b8de8334172e92fe7d74c11b81ba1e77
2. 0xc9f1a75555f0202d5526fb8ec54a8f1ec363badc9f81da10cf9ba8ed45edb1c5
3. 0xa1f7d50ef2e1f8aac63ddf045273856f761d938121c52ac7a4f779228018ebda
4. 0xbd52087216b7344c0b2eb3646115d5c2191f171f4620c8be9c81d386bbce6624
5. 0xd3e727d81db492c6fe2a7ceb3329065ece503dbe1cdc5ec2f7900bc889f79f62
6. 0x311621ccdff6441b9989d9753571d06ade3e70898bc2b86339d909f70e83f016
7. 0x9ee1a9f4c9b2e5ab666d0f72d28f196dfadf34e8c637d0da68a997f5f7505547
8. 0x4ba141b93f3c7059c2210b53d85d4fdb417dead7d46ea67392bfb6113ac586ce
9. 0x38619bf3ec3d58f504d0d630f2a7fe8bc43412a21b1a6fa718699e71c2db53a4
10. 0x2edf5b9efbd21125243de401bf862edc8f1e9a9dc122878de442f7b20cae25ba
11. 0xe8c5447d4f978f8c641bdf6bc7ede20cfa92948c1bae8613c6db227fa9118e99
12. 0xe7fd38eb5836ea92b3c740bc2f5fb1653bb77910129fc628b2af73e09c327a44
13. 0xa567f95bd997bb1c25b24e0f3d37b6136018cb58573839158ad2a42dc344d758
14. 0xf25ae803bf30c21cc73fca60cb3edf50df2a8c71b23bfe8c11bfe395b2367892
15. 0xab7a3fc66c9797d0e63453ae08b7e56806e93e038fb5c65065ad1ba1e1d9114c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90