Evidence row 16175

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://api.hydrafetch.com/mcp"
    ],
    [
      "web",
      "https://hydrafetch.com/"
    ]
  ],
  "name": "Hydrafetch",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-08-20T14:50:35.218579Z",
        "status": "active",
        "statusChangedAt": "2026-08-20T14:50:35.218579Z",
        "updatedAt": "2026-08-20T14:50:35.218579Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Turn any URL into clean Markdown and structured data. Scrape, crawl, search and extract.",
      "icons": [
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://hydrafetch.com/brand/mark-512.png"
        }
      ],
      "name": "com.hydrafetch/web",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://api.hydrafetch.com/mcp"
        }
      ],
      "title": "Hydrafetch",
      "version": "1.0.0",
      "websiteUrl": "https://hydrafetch.com"
    }
  },
  "source": "mcp_registry",
  "summary": "Turn any URL into clean Markdown and structured data. Scrape, crawl, search and extract."
}

What the leaf hashes

{"body":"f2437383049bdcf86a60466bea08eda169ef82637affc417e1d680f290387fd4","id":16175,"kind":"listing","method":"baseline/1","observed_us":1793025322001739,"prev":null,"subject":"mcp_registry:com.hydrafetch/web","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0xecb6323d3ea44188403093660e2a050149c9e1c688ae03a91f92d5948dbc3052
2. 0x34de0105d3dc8bac93e30652860f465f81501456a6ed74a17aa266a264dfbdfd
3. 0x5d5c005d1936019411d380ed6024c9d20ce27044f9afb7a874b61b2d261b6be5
4. 0x268e8e04718e48b3e33efdc9f5352a33cdf1a84c2847b62173e9b8b68f54c633
5. 0xfd8e34f3afb0433b66f6afea6a01dcc23774797a7db03582b2f010537f72af52
6. 0xf56325d1f9f1befc0c3c317f2652b36697dd7bfd65d5b4d2ca5003e664d58f08
7. 0x79b83b56ca3b64c8bd91d5c7f642f979650994d23b0f74bb2d780531707f4984
8. 0xe06403612872bc74e44bbec7552a495ac647a6907f7667d69b0cfae6265dcc1c
9. 0x6fcb07a579951913045f28631e521704a8c1446a794b8829c6567055bdd388bf
10. 0xbd0fe1f0b167ff665b9719ad8dc002f05cde40b88825cbbc513241eb8e47063c
11. 0x94e3a06f6e015a8e8a8a7e2c73991edf3f9ceb9ff83b85412d31c39f3e9bc8c1
12. 0x4bac6365a3676c613d57c80f4d4f617e583205074db24f3dec4d2ed4939a26e6
13. 0xec98ca25cb12ffed7c3e1373971719ce414ee6deecd1e7724b2979e2c356d99f
14. 0x614d844c9e0509d9f9e63697aa2935555bce5f13695a8dc0047aa9e9898d70b3
15. 0x95657a7d540ed6cac0bde9995782333b2562a9a6641853269ac95148827410f0
16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae