Evidence row 2130676

What was observed

{
  "endpoints": [
    [
      "web",
      "https://usefulapi.io/workfeed/"
    ],
    [
      "mcp",
      "https://workfeed.usefulapi.io/mcp"
    ]
  ],
  "name": "Workfeed MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-02T11:23:29.491277Z",
        "status": "active",
        "statusChangedAt": "2026-11-02T11:23:29.491277Z",
        "updatedAt": "2026-11-02T11:23:29.491277Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Review staffing, availability and leave; create or update shifts with confirmation.",
      "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/workfeed",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://workfeed.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/workfeed",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Workfeed MCP by usefulapi",
      "version": "1.5.0",
      "websiteUrl": "https://usefulapi.io/workfeed/"
    }
  },
  "source": "mcp_registry",
  "summary": "Review staffing, availability and leave; create or update shifts with confirmation."
}

What the leaf hashes

{"body":"0226554b4eaf5a05d4c29b7c5a2ff1ec3cbbc708fc2701c7c87bbea28cb90214","id":2130676,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793621912819370,"prev":1541637,"subject":"mcp_registry:io.usefulapi/workfeed","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0xa4a5be2c9f18c333ca15667d68239acce90cc465667a7022f3c39a35aa044349
2. 0xe240444ad8f54ed3d94967f4cf9da194021717bf3b198f985acbdb8785605584
3. 0x3b3aefa6907608da85fbc5d1270907e77cccec40ae4765dbf105d112dd612857
4. 0x83abbb4fa8f322640737a81cd457f80a4b443d0a93e8baf88891a1184f797dcb
5. 0x1b534108df5499d1f954b187a888dbc77c2e00698641b85f344e26b4a7187f38
6. 0x434e8c505135ceb90f557a06a61251b3adf62bd0d953c61ae5637575435a879f
7. 0x05a80eae5662c3179c96abc3098f452c71c595394e48b483630bdc1ffff17ae5
8. 0x0a349a343d9642bd19b3e5f7cd8e3a8e3499ebb08564fc5f201fe60c2679626d
9. 0xf867ceef2caef1eaa1149818b88094909e692a76f546faed2297fa3389dc2e60
10. 0xfc7ad9afbbac97f76a35d3390edc7f653cd595dfe3cc2a6222f638c1f3a0c758
11. 0xae83773c274e2510d09849ea89d30d6342c0fcd8e2b9d4f69be4ef2a70ec48bc
12. 0x3b9fa510ea9315fdb1f69663279e291312bab8c2c0d958c0da2bd30894c945a4
13. 0x6959682af8334329ff865c5705b67dd969fc79c93745d2bb5b28573810cfc1f1
14. 0x44d08992eb52b7db0b3504ba234d634742d61c21889da1eb00242ce07e97334b
15. 0x7abf7290721a0b95be706db03c09de9df65bcba8e18ffe4616da43d9c31d6b0a
16. 0x7731256c7406f95d30aabe3bbcb574b72535b9c28e8eb3db363210761a28a6b9
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af