Evidence row 3396259

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": "2026-11-05T11:42:53.574967Z",
        "status": "active",
        "statusChangedAt": "2026-11-05T11:42:53.574967Z",
        "updatedAt": "2026-11-05T11:42:53.574967Z"
      }
    },
    "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": "1.2.2",
      "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":"cb32eb5e5c69be80033a196e515d90840f6ed8ab80deead91bbca9baa420da3e","id":3396259,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793881290370281,"prev":2726693,"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 2026-11-05 (322504 rows).

1. 0x8b5af41faa401b3892ef5d7b23391811ff25b1acb837c91a1018c6b5cddc7b4d
2. 0x910c95f5998bea0b9b08905573ef80b7f746d604119be57566ac2fe45a34fd3b
3. 0x7e21a75cbab571eec0c9e5480ef7a488365d9d0b89438330e9625213d6ab1948
4. 0xfec040a8e2fa554564a380aa2b92a453f5eec51b3123cb2ec434020bc3994c0a
5. 0xeade4ee0b34a3fd0a6eb0d586a4e33d90255f1bd666ba9e13463dcd271a67386
6. 0x1e4a985bdc6dba7d26b16ee905b37cbf4b43b966635e58cd642736834ec88ff3
7. 0xad1cf26abdbb0b64e1885fb9fd76a9e637b2f6d6a6fb70926c00fcc4548899f2
8. 0x0c44a2810ece79550d6b8f1092bc17ccc0bfa7c8c13aa842b46094ca399fbfd1
9. 0x877fe80c8a0c55bff25d8eb3880e86719d92d00b5f0673b3a04f9833fd3d6164
10. 0x9f022af2f01254553ec63a920a0c793dff15ea32f35204a1454842a7bcef7666
11. 0x865ef8f7dad86197a9de9232a0c131d67cbdaf9bfba9abc344e4017971994357
12. 0xc9747c000a91808ec7bc8e4b0f4001cfb775fa6cfbe5e9a3f090dab1fb680c32
13. 0x3e9755642a246c284551c3b1f3b1218a5ae17ef8f2e97cf15758fe25ef2cfac6
14. 0xb09333620e45bd22d68e7eda9b4f6597d61b21df0d3c512813281cef1366dbc5
15. 0x1a1af412020b11baae1f58b16dc455a4c19a3c7ab9a1aeceb07083214f5a8b8e
16. 0x5c64b7138585466e7e8be72af6f3dc72c511db2c0c1dc5b6e34ad4e9456c2308
17. 0x7e5b4628b4269525ce0744fb873651b9d7be5748de44b7e6b858af09c7e30bd8
18. 0xfb4e1f4d701ae273fb0cd57757f659e327608e5561a752b2099b436618493c84
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94