Evidence row 443118

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://halaxy.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/halaxy/"
    ]
  ],
  "name": "Halaxy MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-27T08:35:09.951894Z",
        "status": "active",
        "statusChangedAt": "2026-10-27T08:35:09.951894Z",
        "updatedAt": "2026-10-27T08:35:09.951894Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read Halaxy patients, appointments, slots and invoices; create patients, appointments and notes.",
      "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/halaxy",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://halaxy.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/halaxy",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Halaxy MCP by usefulapi",
      "version": "1.1.0",
      "websiteUrl": "https://usefulapi.io/halaxy/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read Halaxy patients, appointments, slots and invoices; create patients, appointments and notes."
}

What the leaf hashes

{"body":"794f26b9edd1be829678323c121ee2faeb83a4599ab46764d7be62378d2c4948","id":443118,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793093257930482,"prev":56626,"subject":"mcp_registry:io.usefulapi/halaxy","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0xe366dad9bc67d18b9c22152065036badcfb5daca8327dfe18f75bb851150456c
2. 0xaee6124bab5e7bb370973bc5734462332900b0a1fa1bd511919890cfd89620c3
3. 0x0d1d90038c09f18136eed91b06c144e0509995039ac7e457d7b7c80d5820a2fe
4. 0x57a468492744a5593670f96cd4f7b3e5514017c605cee64ec5960ee96cc18a95
5. 0x30bb0072c8f511b581ea07c1f3f1ef168df07b25b975b8ef3fcf195be6981353
6. 0xa0778327dc4285e901091ad5855b1a895d0e2a3d79560f095417656dc73f2e33
7. 0x5eb3b101b5c7f5f64e42e41b0d4b814503ac13317c6a7a749507424619d20f5e
8. 0x62887e90b91e290a21af2b8dc5b87e70277a2a941c7abfb554b2fc3cf38c0755
9. 0x2929bd869eef3f9fcbb9d49bd3f8c6a44ead67afb712c8d9f3025df40b9e0917
10. 0xc2ea5f7f3b161db666605a0ba7963b487b9547a05b28f8b23fc1a9f437bfcd45
11. 0xb44c2942ddb3464f2b2c770afdcadc509526756e35fc6b54cbe05f81f7639529
12. 0x46ff3840378aba3ab5311ff9a58e7269ceff45cbef540c18a2bad9af3d6127bb
13. 0xd98ea318b514153f74841c90aff18a807e61314ec99610bf3bdbb7219da01cbd
14. 0xf72dee7a0c7534cb19ede4959b957b00c0a8285c36ad49dd2ce1c1092bf60d93
15. 0x24e3e2bb8ee1e8d20756de35f0e0c4ec8eb1f193bd2cf3f077ee1f92f211c34d
16. 0x8745bd887f5ce9f7a49558fd2b04cdcd97a05ea9f8a23f62d0e80cb13d328b0f
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4