Evidence row 3764591

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://climatools.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/climatools/"
    ]
  ],
  "name": "Climatools MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-06T19:36:18.52823Z",
        "status": "active",
        "statusChangedAt": "2026-11-06T19:36:18.52823Z",
        "updatedAt": "2026-11-06T19:36:18.52823Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read companies, relations and installations; create companies and relations in Climatools.",
      "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/climatools",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://climatools.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/climatools",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Climatools MCP by usefulapi",
      "version": "1.3.1",
      "websiteUrl": "https://usefulapi.io/climatools/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read companies, relations and installations; create companies and relations in Climatools."
}

What the leaf hashes

{"body":"c3e4732713763ab26b5e97840bc5a6cb6947adc2d3d71e0ec810cd6abb1f799e","id":3764591,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793996588451903,"prev":3723371,"subject":"mcp_registry:io.usefulapi/climatools","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. 0x05ab04b2a55cf19b3e01610a5cbe4081e09719a099fcb7489d00c0768c820dcd
2. 0x0ce95a73948cca45bef33cf82a7930c174fe973ebd639f1cda454cedc661794c
3. 0xb45f4aa2447cec1a3294436ee5e05dc606269bbd569f90c4997c34b1d0537b04
4. 0xd4de6c6cbee68cfad491a45e08c7a5b759540771b7531a5dbdf53f6a54a015fb
5. 0x842255fa54ea20fd65e97f6af7cf7a2a3c9764d0ee485dfcd99aa75b775dee3a
6. 0xec7051342a581188fd3364fdeb5e27eaafbd46d13de49b767b494d2c49583416
7. 0x41eb16580269a1d25058746e2b1a4c89be95a418f0fac0055b7b10379c17232b
8. 0x8bac097a973de74126cf87b370f22afe72b3baf5468069221cb6c43a764214b3
9. 0xb027f5b9b5a334dcc597f8540740a33b86abbc42f24d6541b2b1e002c70c2c39
10. 0x1d6702c52c986df7ed64f6ea75f7f827fee84825dbdfc16eb40c9a4ca956dafa
11. 0xe9e4bcd6d81dabc9f35fd546c815528a312df871183e20271628023ef607db1b
12. 0x775e7acf7e4d1d633a9b13e35281ef2558e0d4b31858df6028a2e97cada5abab
13. 0xd48af394024a8bf38a11696a5a5e69e617d8926919d422a1aacb532bbae8a392
14. 0xcc863252048c203a5ecaa9621412e0894b2decc2ef2f26f79b1f6dd7017bfd76
15. 0xc1c168f06fcf5aacb7cf4877c193f1924402c94b5590a7647a022d30da984477
16. 0x63d3b15302a17641ec84d6d16c07594288ca45016a6cc12a65ca679e6cd95c97
17. 0xa448dc698494f795f2240c0e7070e8a93eb263baee21ca4185a7d03432a614d8
18. 0x119743aadcddb571b28b442b62196d4a0afc4e1c9979c2d477d34fcc9413deaf
19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1