Evidence row 985733

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://gateway.pipeworx.io/carbon-interface/mcp"
    ],
    [
      "web",
      "https://pipeworx.io/packs/carbon-interface"
    ]
  ],
  "name": "Carbon Interface",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-29T02:01:18.42846Z",
        "status": "active",
        "statusChangedAt": "2026-10-29T02:01:18.42846Z",
        "updatedAt": "2026-10-29T02:01:18.42846Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Carbon Interface MCP — Carbon Interface API (v1)",
      "name": "io.github.pipeworx-io/carbon-interface",
      "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-carbon-interface",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.2.0"
        }
      ],
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://gateway.pipeworx.io/carbon-interface/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/pipeworx-io/mcp-carbon-interface"
      },
      "title": "Carbon Interface",
      "version": "0.2.0",
      "websiteUrl": "https://pipeworx.io/packs/carbon-interface"
    }
  },
  "source": "mcp_registry",
  "summary": "Carbon Interface MCP — Carbon Interface API (v1)"
}

What the leaf hashes

{"body":"2e9052e73586ab963c285c8d156845c88adc7815d43d6698006d3b79383eafec","id":985733,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793239962898855,"prev":46114,"subject":"mcp_registry:io.github.pipeworx-io/carbon-interface","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. 0xdae1fcb1171fd7e82ab6a71c4fffa0b8a25f05fb62f669c41127348a0905fce8
2. 0xdd3dafeeacb17c5aa0072e2f36cfb9b77d1dce442adb67001a5efde521bc31e6
3. 0xa48f613e7e5919f5265b62a527b6efb3196f91fedeb02d4362641a4f8a656f52
4. 0xd3697e5ccca838f96294d1c4b86c982be2b80d3be7bfc8f8f096fea7b7ed0a66
5. 0x93ac9d353bb7aeec30cd7709a356507a0591291121577ff5d8adaea00df08edc
6. 0xf9ee61ceaeb07d1ea698a468baafaed242b20918e52ff0e81843707827e80864
7. 0xd6691de08d807e0a4d13ffdd8552810537d26cd2adaf861b41a93e5bbff567a5
8. 0x7a63221914020fc8ae4ed6d2048bc0d174f44f25d399df52ee141844fab8381b
9. 0xdf807b702eba97db7e5ee594b1fe2033575143cb4375b31bc89f72cf496a0fa7
10. 0xc82f44ff569a73ed17738e6c717f793f52ac4a0a4f006becc0d81af4cf46aa29
11. 0x5f2d285a4dc67a13260469345f3b9f93a8e7969f85b04bd1fd1f211f377f4d51
12. 0xcca2c51ddf43624528a707497ddb2bcb1a2962304c7d792dcc5458ffe2ead3fc
13. 0xbab97b696ffe737616975d37e243af07fa246058d99161c165f9f96fde8768ff
14. 0xb75e183026f9112474e3710d846b63188d3bba750c3ad3feabd9a22ee7d080fc
15. 0xa7d3fa0a08edea990614977b51a6b3289c357a88d8ca06dcbfe67415a017c0e7
16. 0xa034ebc8d117fbf1ed466b70baa0478bf213b743e1a41cba1d2da7a9f310184d
17. 0x1597ec94933260048e5e583aff1ad0fd44cc49efcd0a994091ed5db4924d7b02
18. 0xe01539ac4c9f9cdf265a9e5c6d99c8da11e70ff0c7175fb23e402d33b9d79785

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1