Evidence row 1053872

What was observed

{
  "endpoints": [
    [
      "web",
      "https://us-npi-lookup-mcp.donniertf.workers.dev/"
    ],
    [
      "mcp",
      "https://us-npi-lookup-mcp.donniertf.workers.dev/mcp"
    ]
  ],
  "name": "US Healthcare Provider (NPI) Lookup MCP",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-29T21:14:20.985031Z",
        "status": "active",
        "statusChangedAt": "2026-10-29T21:14:20.985031Z",
        "updatedAt": "2026-10-29T21:14:20.985031Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Verify any US doctor, dentist, therapist or clinic by NPI number. Free npi_lookup tool.",
      "name": "io.github.donniertf-hub/us-npi-lookup-mcp",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://us-npi-lookup-mcp.donniertf.workers.dev/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/donniertf-hub/uk-mcp-fleet"
      },
      "title": "US Healthcare Provider (NPI) Lookup MCP",
      "version": "1.0.0",
      "websiteUrl": "https://us-npi-lookup-mcp.donniertf.workers.dev"
    }
  },
  "source": "mcp_registry",
  "summary": "Verify any US doctor, dentist, therapist or clinic by NPI number. Free npi_lookup tool."
}

What the leaf hashes

{"body":"e2fd7b2a15f3ec7f02a61b69231fb5978431521db1880f778a3c3b62235ef502","id":1053872,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793312086222727,"prev":null,"subject":"mcp_registry:io.github.donniertf-hub/us-npi-lookup-mcp","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-29 (242798 rows).

1. 0x062c2d6a9b7da0289215f7ee8146900f9a1ef387cd5c7a77fb9123762bb08d49
2. 0xd8eb24c27f04c6f8b7a4c87a75f3ab1d42e62845f3acc946102c89552051f0db
3. 0x69172aabf15ec4b0e6e0cbe51d90f99ed188b4bd4a9fc496da6718dbdc20bebb
4. 0x8da412a76228d84f1e63f7ae1def6b9e05f8533d951bfa2629891633cea96dc7
5. 0xa62b87ce6bfdb4aeec7b78c4b7dcb31d327429d7d3f0b5fcd7a8a62e342d2cf4
6. 0x32207288bae93e81725b14131a708705e5c6147a4f23d95215ce994b1963b857
7. 0x3008df43bcf9ef61535c5cab5a3a0a5327d29da143f0cbe54aa6cda92293862c
8. 0x8f89d2e4edd302829a4402603ecec491d05ac73407af0499076d1db5efa0e0c5
9. 0xbbda3851cf26fd6a4fdc31398e797d3274433cd73acd6264394882ef74fe3a53
10. 0x534cc04094e61352b94070e19c5b94a26043c71d96a09af0bd194a17c217d585
11. 0xc455c315869ba566ee1c328b7afd63a26a57427f76d1ef95a4e255a037e819ca
12. 0xeeef478e72d0232efe7ef7b610409fded4b0ea5dd5a5de8274e6124961e9927b
13. 0xf70713c5ae237d535074be6b275af68f87013bcbf94d32957a08fb04463d4c59
14. 0x7806c5d294aa520a3cdaf5e1d58181e6315b37856d332d91c3a1e53dff27254d
15. 0x0507b989510de89f78184f7a10d971f7670a579c54df7d291a2d72f034ae74d3
16. 0xa0a7723889a4c15b3e0bec353fa8dbcaec6c71cf35bb6c346415ad3e664df6a6
17. 0xd76435ead496863d8b0bfab3434f54cd11da3c49d104fc4064b9cb3381567bbd
18. 0xd56e61af23709ed9f460471e3c08400c0142ee83e1fd9057e46350d12edf9c07

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1