Evidence row 3765376

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": "2026-11-06T19:35:43.59458Z",
        "status": "active",
        "statusChangedAt": "2026-11-06T19:35:43.59458Z",
        "updatedAt": "2026-11-06T19:35:43.59458Z"
      }
    },
    "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": "1.7.1",
      "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":"ebb1e037b37cf11831e12ca7c9b8eb45d1f86e2d8cf074ffbca044d3866fb015","id":3765376,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793996607177696,"prev":3723968,"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. 0x506b1c8421ce0c27859fbc7fef68e03ba6b8a9fbf900bbae26bd829f45cf815d
2. 0xbea298a74115fdfaca04a9d49ea34793182327d783dfa8788db60875ee9ab426
3. 0x472d5ba446704c4c733b4f4b2280898a3a0fdc973a9ebf8b03345d11b1570e4c
4. 0x1e21c8f22f6189aa1edbe1255c9dc21782a95e101f530536e595c30717ca4be4
5. 0xd673a3329047e5535e80c51250afe6a7ea5d3e74f20ac1514f06d83390fa9bb2
6. 0xda3b1b9b1c35c8307d32b5d2f223a050c1c0e18ba2f7a03c871259b977354490
7. 0x90d88096e878260e7f4b4f8a1a4f062eb0e69ddbbf59d42959a9312cb7605380
8. 0xc0dd446bc7514d35f0428b28f540aa6576a26bd3ab5b5dfea80a61981dacbcf3
9. 0xa6110d30e8a54de13ebcab0860b719f06e17fbcacf5329c0c63ab6d8c15c7e6e
10. 0x576ddfd4d9533c6ac4c1c1b1ac1f682674c6a42e666a5a24ddf504084855fd38
11. 0xff371d4c37194b95b3895e846acbdd75eb6e3399e1483b7f78280f0aaccbf1b3
12. 0x32e882f5a8dc9d154ec4260e55ee94a521c588758d1c53cbf394add54de79168
13. 0xcf2c777b5dbd1e7eb45fbeda489337100670390a568572ec6e0a21fd677fc201
14. 0xaf9524acc11af4619d183021d0dd97b098258f9af2441d3d61343f3bbe112bb9
15. 0xa18562956ef32715be3beef73e0db96be2b79caa00a0157b81ff91d577507391
16. 0xdfedd18f60be5438b67a88cd42d31ead60bf5dbfc8d726e3d83be13474b3bd3f
17. 0x4a618d78b1cebba8beec4ef22aaac9187dcdfb39064e0be537ca2600abb90740
18. 0x119743aadcddb571b28b442b62196d4a0afc4e1c9979c2d477d34fcc9413deaf
19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1