Evidence row 1001157

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://gateway.pipeworx.io/opencollective/mcp"
    ],
    [
      "web",
      "https://pipeworx.io/packs/opencollective"
    ]
  ],
  "name": "Opencollective",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-29T05:25:01.344038Z",
        "status": "active",
        "statusChangedAt": "2026-10-29T05:25:01.344038Z",
        "updatedAt": "2026-10-29T05:25:01.344038Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Open Collective public MCP.",
      "name": "io.github.pipeworx-io/opencollective",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Optional Pipeworx API key. Without it calls are anonymous and capped daily; a free key raises the cap.",
              "isSecret": true,
              "name": "PIPEWORX_API_KEY"
            }
          ],
          "identifier": "@pipeworx/mcp-opencollective",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.2.0"
        }
      ],
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://gateway.pipeworx.io/opencollective/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/pipeworx-io/mcp-opencollective"
      },
      "title": "Opencollective",
      "version": "0.2.0",
      "websiteUrl": "https://pipeworx.io/packs/opencollective"
    }
  },
  "source": "mcp_registry",
  "summary": "Open Collective public MCP."
}

What the leaf hashes

{"body":"3ea9b64dafdfa38788fa71ff2bd336bba4a83cd84de364a569a17e310f9dedf7","id":1001157,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793254372900554,"prev":814339,"subject":"mcp_registry:io.github.pipeworx-io/opencollective","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-29 (242798 rows).

1. 0x59ca0915081da231c7154c14ff6cfe4573ad4cc87659cc727102f6d6f672e480
2. 0x25a9fbff50533bd95f5d3f49bcf1a10ff7ea355f89c387a3aa70a6be4212a9e0
3. 0x800827dd6e7ab9ac2c8d21260536703a29e2516d31540e48c7f56b246b0a1992
4. 0x25a37ee4ae36a1c5baf63e8b905183adb68fb0d0dccc853873bf23018939a82f
5. 0x9973c86ca8dcb06b05f6bad4fea2ec9c121e58af4e05ce7eb160f8b3068c827f
6. 0xcec6e0f9283a40fc4f214a8dc90c6e5e65f6069e22a90066c41d2ef30abca3cd
7. 0x7be1df85d1e3ef9b479e9a8a5222787193d1173022ccd57ce7246d64e1e77d9e
8. 0x34054c442f87d4fef11d509dc42fc1322bb09d7a1fbaa8874fd2cd24c4d003fa
9. 0x0179d8f64acf609fc2025bd0f00dd63f4a3334eac68cb84070a39a795e962e51
10. 0x64cf729b8342866963c4d903c28ce26e8d329f86cc1f44ec2f7d28a65567e13a
11. 0x45412c2234175c08c3416fbd0332d25e5c7814562eaaf5a03dc968692df37ecc
12. 0xaca2827ceb7a020d6076d4bf8f0677d908cc7fe256f58fe05f971454b5135358
13. 0x34dd147bac70c6755002a9d526d654450453697846f79e7a029427d97b88fc9b
14. 0x3f2650fbc651fa3eec11adb4b123cd97e6e8054668be9e574fb88fd72c05303d
15. 0x5c72917224317e5d0d7a0d4ada19337530fcd8b513d6fc46866876f7844efe17
16. 0x976395aaca1b771b7e37710dee4157412909d2398c44e306a2e1e3fe83b984fd
17. 0x91f12a2db1e2c1be07cbe4de3981a37a33051a36d3c3eee5a260804add6d1d75
18. 0xd56e61af23709ed9f460471e3c08400c0142ee83e1fd9057e46350d12edf9c07

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1