Evidence row 2546734

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://sapling-hr.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/sapling-hr/"
    ]
  ],
  "name": "Sapling HR MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-03T07:15:52.325797Z",
        "status": "active",
        "statusChangedAt": "2026-11-03T07:15:52.325797Z",
        "updatedAt": "2026-11-03T07:15:52.325797Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Search employee profiles, read profile fields and list HR tasks in Sapling HR.",
      "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/sapling-hr",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://sapling-hr.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/sapling-hr",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Sapling HR MCP by usefulapi",
      "version": "1.1.1",
      "websiteUrl": "https://usefulapi.io/sapling-hr/"
    }
  },
  "source": "mcp_registry",
  "summary": "Search employee profiles, read profile fields and list HR tasks in Sapling HR."
}

What the leaf hashes

{"body":"85cb1fe2005862137bcd4958bcfc4d56fa57eff892508b489d91c41547922610","id":2546734,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793690350340071,"prev":2130496,"subject":"mcp_registry:io.usefulapi/sapling-hr","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. 0xa4005ebd6826e0fb93fa28aa5d92f9f1cf05f58819a076411d3286061c965f31
2. 0xc8794f34d5ec6b40643a940dbe0b7b75350e48924d6f77b4b6e1ebdfafeb6765
3. 0x56cafb5a98c5eb203dca5634a9056e9043775d8cef452e895fbf044f0f1cdd62
4. 0x55111df653f8963aa924eebddb1180cf4c036f7ab739a145d2bb770a99aa872d
5. 0x32229c3412769d51fb8ef018d6781848c125f1584feb4f21c1d5ead58c2aeeca
6. 0x52cb5e1db157a9688b0ccda7f7e1a8ca7aeb82ae5055478081894759416e0566
7. 0xab1cf22eb93fd2a641d0c0fc1a593028f8fba92426aa89cf25bace0ec09d55c1
8. 0xecdde525f955835945e04ee6aa0010ef03c643987f5649c8f4b426d2e62287c7
9. 0x5f5434640b36811e1ac061b8882edb1e9bdf84dc062452195ff37e7519f9fd6b
10. 0xaf4d428521a47cc25daebd6a2a3e2d4c9f2bd6601bdcf2d5054a50b13fb5e763
11. 0xf96fcaf7f9d631f4eacf95e2f8286c35290c56aaa41b6ebf28f8967efead4dc1
12. 0xdfffb07f2f4d89112330db9f14a6b111c30c84b8474156342dfd90ee881782f6
13. 0x4a1cdf8df291c42c3836d20616c28a2918fc49d8bf96290524d03f4f1ec0312e
14. 0xc11e64de1e3489c6f039a4438e19d61260cc35d128740205319e373cf66438a1
15. 0xc8c3351be4f517ca5732d6f5ee3d1d64170b8e4410d31b9c614949031fbc07a0
16. 0xdbc1c0882584cff2eba84dcd18af41b5fd070127c962a21b00db1ec3e352cc94
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7