Evidence row 2565027

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": "2026-11-03T09:55:03.565752Z",
        "status": "active",
        "statusChangedAt": "2026-11-03T09:55:03.565752Z",
        "updatedAt": "2026-11-03T09:55:03.565752Z"
      }
    },
    "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": "1.6.0",
      "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":"b90b2d7ac7e5e7f93067ecca4313ba8dc4930fb1d266d504a2ca65b0a3c4480c","id":2565027,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793701164464669,"prev":2546923,"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 2026-11-03 (425475 rows).

1. 0x868df1349c228df5953175f0658c3f45cfb82c7b8003ebc4592df92415583a36
2. 0x87b621164a68e24584951d67748bc833a76eaea35afb0292fb7c16d29e45f15d
3. 0x786c463cfcaf5f0462907008b3bcfd12025c86ca757c025bb29a7500b7685c58
4. 0x97a7db7e409c16e7197813d6e714ad85c44ef74f9a0aa8249311b5ede43e6254
5. 0x4d90ec61146a6b8a313e83547770c6b38d4a76bb81368236ceda405b62faeb50
6. 0x40fbf267227d073860e80a8eefb66ea9ca62eb5ea1723ac515f846b06d1d42c2
7. 0x374dffc7aefae274d3bff33832674396d5ee0f933b619d2a87c1a6712452498b
8. 0x6e9c74491517ac2df6af83dfa39a6e1e995a91b73c0eac285009e3d467927498
9. 0xecdd230ab3a3d2358d084ba94b818497cb45e6beca370b280ded9e18fe939001
10. 0x3ecfa237ddb8775899bc6aca4ece732b81b6d045ca68fa7f713dc68668ea5a4e
11. 0xa3de91ccd12fd7923569230eea3df1b86131cd39f74701ba7c80f68ab03b938d
12. 0xf5249807888ff0e7aaaa657e6a1e2d2a6df984a716b1ed7aa58dabeaae1aa32c
13. 0x9fcad7b6a3a72383a675ff1c88984ed98f2e83727da75d3965a28fb3c0515c37
14. 0x2c7b214378c568c43cd230b3af22d5b7530813ac1c6dd11bb8169f29d025bb3d
15. 0xd7fa57d9cb0ff551366a474cfe5dd932be199a84a12f0b57b253725627acf8dc
16. 0x4f4b24a0a0ca0387085210387f5358e81c7f788419e50cf11713524585340a3c
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7