Evidence row 1479098

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": "2026-10-31T06:41:02.044535Z",
        "status": "active",
        "statusChangedAt": "2026-10-31T06:41:02.044535Z",
        "updatedAt": "2026-10-31T06:41:02.044535Z"
      }
    },
    "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": "1.0.0",
      "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":"18bf9790f1f1803b14d233ecffb96cb30157a9939d20f436c1ea5628bfef74c7","id":1479098,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793430951672790,"prev":null,"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 2026-10-31 (246033 rows).

1. 0x1cbc7827ac39686355e0765b412301da28b59260f0c62e09ba389e076fee317e
2. 0x5a3399c8998f11422d18e6684cb49f28b40246caf2c6fe46c72651f26884a04c
3. 0x00a1c5290aca49e69e75b53fa6092f49c242b2467596d35763b72047fcad7a21
4. 0xa5c6a5e014ea445e5fc3f2bc914a39d2e0cf7debf18332fb4dec19e6b016c6ec
5. 0x71ce11cec483e52cb9dad9b99c5ebc6295c4297def08bd6c9cc655712b356cc4
6. 0x2d5eb95d1388f284f919f12687a369555096f18d1473532189878f17eebc2fe6
7. 0x937083902baccfc5834c1ad9f956346e879f26210a7ea837ba208b4dd9dbe349
8. 0xc94ccd04f872a24dce738c44e0e49ae64d9e11733b9b9257aca656056c451f63
9. 0x0ace81f2e48b3f1b8b004bb6ab399819c7a085aca581cfe6fa9324456d391976
10. 0x1acf7bb983379c3a58edd077634de33f4c213e0dd8307744fdb5c2e835e9f435
11. 0x22e0cd6f36c7a63480161e1a72772a15612d1affee05217c9072a65ea458e440
12. 0xf40fe0ab3815639dd0528a1520d05ef37f76984c9e26122d96a7dec2449edb59
13. 0xf1614e76e51b9462cf7a91e5141af61bc7debba634c8798728c24a84f197b6aa
14. 0x9ceb0cca7e6a4252fd4bc9968554fbb343590c4ea20f4c2a07778fe411162b49
15. 0x95ec49fc7f2c7be30422eaa1d0d6036836dd63ff46a8ed4027258fcf3eb8cf24
16. 0x2bca4aa3c59fe9209016c64bd8b706423477e3407201a00165afde9abf6fee2b
17. 0x37f13582abb3c002d51c2f190c312129cbc3a39754618fee2c75c2441bb1eb94
18. 0x59f83f7228f07febe2780660e422e171b0359b8aa031ee3be07e991118130c15

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0