Evidence row 1541232

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://feegow.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/feegow/"
    ]
  ],
  "name": "Feegow MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-31T21:45:09.072212Z",
        "status": "active",
        "statusChangedAt": "2026-10-31T21:45:09.072212Z",
        "updatedAt": "2026-10-31T21:45:09.072212Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read clinic appointments, patients and finances; manage bookings and patient registration.",
      "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/feegow",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://feegow.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/feegow",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Feegow MCP by usefulapi",
      "version": "1.5.0",
      "websiteUrl": "https://usefulapi.io/feegow/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read clinic appointments, patients and finances; manage bookings and patient registration."
}

What the leaf hashes

{"body":"560912ea6a1e3d3d567c06d3b345e11b42745c093434b09919238d58c238397c","id":1541232,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793485022492091,"prev":1537820,"subject":"mcp_registry:io.usefulapi/feegow","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. 0x1caa8c261d94db04cf506d5ebc7284166dc1e5bbdbe111d6835ce936303b154a
2. 0xea0013619aac5d93f647fc32bd7c41ed505465017f6585becf8769a8f9fe2ab5
3. 0x05945acf357f4607d772a06000b638727483164c37a1aa929f8e2f16f332b0ae
4. 0x9f2164544098f946b2f15479133abc430c5aaf656117567f30ff9f4d36eeb925
5. 0x0cbae45529dccf40e059c9bc3290d2b3162054ab83ec7ad6f7654e7ae2a670fe
6. 0xc06df69b22b5eb459440981732e9f718c3075a650267eba92a5b323d3aa87bc5
7. 0x9dfe14405ccb9be580e7df54edcbe2d3fe0c510859e90ccf854777164df1c1f2
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