Evidence row 1053803

What was observed

{
  "endpoints": [
    [
      "web",
      "https://ca-drug-lookup-mcp.donniertf.workers.dev/"
    ],
    [
      "mcp",
      "https://ca-drug-lookup-mcp.donniertf.workers.dev/mcp"
    ]
  ],
  "name": "Canada Drug Product Lookup MCP",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-29T21:09:27.173207Z",
        "status": "active",
        "statusChangedAt": "2026-10-29T21:09:27.173207Z",
        "updatedAt": "2026-10-29T21:09:27.173207Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Look up any Canadian drug product by brand name or DIN. Free drug_search tool.",
      "name": "io.github.donniertf-hub/ca-drug-lookup-mcp",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://ca-drug-lookup-mcp.donniertf.workers.dev/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/donniertf-hub/uk-mcp-fleet"
      },
      "title": "Canada Drug Product Lookup MCP",
      "version": "1.0.0",
      "websiteUrl": "https://ca-drug-lookup-mcp.donniertf.workers.dev"
    }
  },
  "source": "mcp_registry",
  "summary": "Look up any Canadian drug product by brand name or DIN. Free drug_search tool."
}

What the leaf hashes

{"body":"1ec94d0cf87ad0e48986479fb6c2afe9eca8d29404e9d8c18135ce158e2faa86","id":1053803,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793312085636270,"prev":null,"subject":"mcp_registry:io.github.donniertf-hub/ca-drug-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. 0x204998c969f90d817c8d3c1a35623ac0e3e155e6c35a1ebe292149587779cc33
2. 0xe1c216de1493d53848773503f116c7104565e0c497e1d79ae81efff53bbebf5d
3. 0x9c835e8356a7f38550777927e5f9df598357d6c429b11f2f2700dab7532efcfd
4. 0xef05bf4ec64696381763a74257491c67d4ecd2140af391460a0b8c79cadd6f4c
5. 0x92c3ff7f4eedf2672abe02c1408c038a095d6c258a8f5a0eb97901b5ee33c79e
6. 0xcadc873d82fe2062a7c09f0e644e9824e9b604138c5b73d92e293521774fe3c0
7. 0xc3f3cfcec115120fa4422c4b7f41f9ff5097b59d53fede30933e6c7a309535c7
8. 0x58c23ad01272c23d7a4e9dc8538c92ba2543cd484dd356d9686f14a55fb4f237
9. 0x93aa0820f5614d7b96bf042c66ffc11014fddec76a039cd6b96434452fe7d8c2
10. 0x3a93fb49b65f40d0f290e4697550e832eee7c21995acf01dd72ce262bf9d2f31
11. 0xbae9ae897c8c37a21639922854cce103414570e0f7f4f54aeee910d6f9dec380
12. 0xbf2390181865b3a3903152f9e78bb4ea857b7639e51f736e790ec404c300ceff
13. 0x2d6c35a712c459205bbb66125aacf09776ad4f268b7d0b46df94b6c1de844c05
14. 0xb18cebb16334d2052fd6b64bc0dc0c2adeb9f63dcffef7910b6a52f2c75203ef
15. 0xb4cbfd07748aa7d27896e5517d69e2e77024b97a1cfe1755f9af8471ad993bde
16. 0xa0a7723889a4c15b3e0bec353fa8dbcaec6c71cf35bb6c346415ad3e664df6a6
17. 0xd76435ead496863d8b0bfab3434f54cd11da3c49d104fc4064b9cb3381567bbd
18. 0xd56e61af23709ed9f460471e3c08400c0142ee83e1fd9057e46350d12edf9c07

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1