Evidence row 1828827

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": "2026-11-01T20:25:55.458764Z",
        "status": "active",
        "statusChangedAt": "2026-11-01T20:25:55.458764Z",
        "updatedAt": "2026-11-01T20:25:55.458764Z"
      }
    },
    "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": "1.0.0",
      "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":"c74034278cbf08e10276f04002f7e5f7e030ddf41d3af84c6202dbec075aaa7f","id":1828827,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793567869256392,"prev":null,"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 2026-11-01 (302406 rows).

1. 0xe27e28fce09fbc752739c4f1d11fbf1a9b3333116a2741b41600049230e24959
2. 0xb23baab8272d38bf35a5b516eb17b536f9e430491d8b6d90a1a167aad5fe0cc2
3. 0xd260e9daac1b5cab216ea1d5274eb2d3f668a39ff53365c47c3191af13792c44
4. 0xa163e51fcb09638b81cf67d43e2bffbd6b931b171d754d347b821689422d68e8
5. 0x7b6eb233138f1401ac9d452c167c893b499ac693d311b5cdf18e5398ca3b329b
6. 0x8b477645fe41233f461572bb6787e39d34c4d3bef035e2109fe9f313208471c3
7. 0xc32810865b47fc83326bd7cd11c38398f55e828adc92f383831a3a18c163caaa
8. 0xd2c4dd017612d63caaaacf60e86190b52988c777a10a82734877e3200f66283c
9. 0xdab27bb3cb0c88955aabf8fee255c115ed1deafed041baec47d7198f03bd891b
10. 0xd87ba2b61ca26945cfe6a800588212ae18b5e902f3733716f9f34e5163c18474
11. 0x2de20f493130a51294a758075e0aea66668048139b2aa835e47cbd33453ff2b0
12. 0xe7fd38eb5836ea92b3c740bc2f5fb1653bb77910129fc628b2af73e09c327a44
13. 0xa567f95bd997bb1c25b24e0f3d37b6136018cb58573839158ad2a42dc344d758
14. 0xf25ae803bf30c21cc73fca60cb3edf50df2a8c71b23bfe8c11bfe395b2367892
15. 0xab7a3fc66c9797d0e63453ae08b7e56806e93e038fb5c65065ad1ba1e1d9114c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90