Evidence row 744964

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": "2026-10-28T07:03:03.955565Z",
        "status": "active",
        "statusChangedAt": "2026-10-28T07:03:03.955565Z",
        "updatedAt": "2026-10-28T07:03:03.955565Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Clean web data for agents: any URL to Markdown or JSON, plus search, crawls and company brand data.",
      "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": "1.0.1",
      "websiteUrl": "https://hydrafetch.com"
    }
  },
  "source": "mcp_registry",
  "summary": "Clean web data for agents: any URL to Markdown or JSON, plus search, crawls and company brand data."
}

What the leaf hashes

{"body":"97ebd5feb1379b1dd0f99273df97cbb4b3bdda87d1741cde5e3071d968fc7652","id":744964,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793173283571204,"prev":16175,"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 2026-10-28 (231336 rows).

1. 0x177f2d128af85993b162bc381c7d62ea68a08abec4b3ee1606cc2625edd53f83
2. 0x2cdcc5b3c7fab71d32294ee4389c98e83a8b6a0a10ce8dc96e0f60983998fa5c
3. 0x55e0456f45be18b944b21ba9c900b2e1e3c658fbcff037b8a3e1e8e32bd852db
4. 0x32cb6cfbde3cee0485f9aea9eb4b5efe85590d9d5db549db194b4b161482499b
5. 0xbaec1468e109de0fb2c5992e5ddf16543a760c539c563f5d1ff97dc49f29dc8e
6. 0x2702e091d59de82aa4c7a99b03a3bf70256ed4bb2f9170de1bc99c01f1a3f890
7. 0x7e1987b24afca3a42bebecee7891493d8ed5cb97b0d9aacb1cb47ab810af5a76
8. 0x2f320a64e26212cd1c5c0ba87a04885800dd6aaaebb573ad873f85d6355201c8
9. 0x1d58e11fcf66b0968bca832fd08aae54556e189e72177c12e9867a67f19de6ad
10. 0xc3c6192c653a6eb2e2ba12ef57f3b7577575a6cac7bc4caca7ddfeef5d839725
11. 0x876f536d5946518252ef4bcb4d2a661143264b71d96f3af9624102cdd660979c
12. 0xa2011ec090b04bf20aadc26c8c5a1305820a1b59c5874e13fd045a5320fbfce2
13. 0xc2a06f976a80758d370e062c6f956943e28355b887490c4b90873d317e990ba9
14. 0xdf8e9d4c523b87b2bea3cc4d461fe94e163080e98a261c596a4641e3fcaf7cc4
15. 0x4698ebc7cbcb2286f661b867355eb6a9183e884482ee16965889e886b17d19ac
16. 0x35e8995c30094446ec790423171382fccb377081b921295b0ae3840cc2c4f52c
17. 0xf078ea7d84d98dbeffed23d8e67b36751e60464ffd4cfdc005e0aa6f8cb9b459
18. 0xe027395fafb7fc41921c42ca0542524ea22204cbd5908b70b27f3d5fb26f5d0f

Day root

0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e

Chained

0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be

Published

On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae