Evidence row 3775650

What was observed

{
  "endpoints": [
    [
      "web",
      "https://usefulapi.io/weatherbit/"
    ],
    [
      "mcp",
      "https://weatherbit.usefulapi.io/mcp"
    ]
  ],
  "name": "Weatherbit MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-06T20:26:40.270197Z",
        "status": "active",
        "statusChangedAt": "2026-11-06T20:26:40.270197Z",
        "updatedAt": "2026-11-06T20:26:40.270197Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read Weatherbit forecasts, weather history, air quality, agriculture, energy, and API usage.",
      "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/weatherbit",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://weatherbit.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/weatherbit",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Weatherbit MCP by usefulapi",
      "version": "1.7.2",
      "websiteUrl": "https://usefulapi.io/weatherbit/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read Weatherbit forecasts, weather history, air quality, agriculture, energy, and API usage."
}

What the leaf hashes

{"body":"b91c5a040919fd4a7e554170a5e975f7b845232949b6ce46d92e2decc6f39eeb","id":3775650,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1794000220319131,"prev":3765376,"subject":"mcp_registry:io.usefulapi/weatherbit","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-06 (303443 rows).

1. 0x1fb509d3b393a07cdd46bc0f6e03fa7f0039b05bf60920c3edcc643327868737
2. 0x09db6ee988fce0d95959dccd335c1caa8f1fd0d19ecd162fdf885f704bae8402
3. 0x36966d0db3ae06d44cc15afeed1bc6ec982857b6617940787784e02435fad984
4. 0xaa1453bf556e272283ca74cf5d85a33525d07df4c08096cde1028c0d2b916f26
5. 0xa048d648632b537d42823492fd6d77fef8a945eaf717145d91581abd2da31826
6. 0x2b60be4cfc7b386b3547a7bbe954330c6a15939da3f350a6220ccf3a76d88e46
7. 0x7c36e62a2aedd1db5ad41809ccc022baeeb36212bf3d303cdc005f253efb6ec6
8. 0xe12eee7f5ce5ca695ca8d14fe53ce16f54e1787f403877e00fd5a5c5753c2bfa
9. 0x6a96281361a19183483e176a3b482487d31b63986f2db7258527a385390eeefd
10. 0xb176cbaf16a314b9bbfe87df303b3c75b0525b7158dc0e40e71e6e036b500ff2
11. 0x2a675834c10cf17c0789cdeb0a7d34aff9ad85da5332d478cc4122294bd7146f
12. 0x2712d96bbc03cfe1d2563129cc6e8172c8f1f652986a5baa01c71ea12986915c
13. 0xb4c69343b22f2d7ab818464af79dc568e8aa4fc1673ee1f934d83014bdf8d32a
14. 0x81d6ec63cb4df174d42a42d72162141e82dcafa9c256793b20cc12205d8d389c
15. 0xb490b9bc961e5cbbfaf890e393a2eb3d2518e080e0a107acd232486f34cf7408
16. 0x0aaf291a2ffa2205e7df7531bf36800e377dfbd67208da05b97625f1cc49ce02
17. 0xa448dc698494f795f2240c0e7070e8a93eb263baee21ca4185a7d03432a614d8
18. 0x119743aadcddb571b28b442b62196d4a0afc4e1c9979c2d477d34fcc9413deaf
19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1