Evidence row 989514

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://gateway.pipeworx.io/countries/mcp"
    ],
    [
      "web",
      "https://pipeworx.io/packs/countries"
    ]
  ],
  "name": "Countries",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-29T02:21:35.162894Z",
        "status": "active",
        "statusChangedAt": "2026-10-29T02:21:35.162894Z",
        "updatedAt": "2026-10-29T02:21:35.162894Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Countries MCP — world country data.",
      "name": "io.github.pipeworx-io/countries",
      "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-countries",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.2.0"
        }
      ],
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://gateway.pipeworx.io/countries/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/pipeworx-io/mcp-countries"
      },
      "title": "Countries",
      "version": "0.2.0",
      "websiteUrl": "https://pipeworx.io/packs/countries"
    }
  },
  "source": "mcp_registry",
  "summary": "Countries MCP — world country data."
}

What the leaf hashes

{"body":"1b71a4914fbc01b42e428937ff43e6ba82166213a50a1ecce2e57edb1c0ead5e","id":989514,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793243564584642,"prev":46225,"subject":"mcp_registry:io.github.pipeworx-io/countries","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. 0x5e01506ed6211370f31bed48bc5783c899becd464a7e47494869454fbe3aa2fc
2. 0x70c4e30338b99c65f0f28f0e468a19086f62250185628636349d37a019816c9f
3. 0xa30f21afe595ae7030d9546a7391714186dedcbe5a861e8d68e44ad3661bd2c6
4. 0x34b53815d908e8bf2a9b8bd27e6418814b9c50ad5ede79811603e6002337aeb5
5. 0x07fdbe6520867550625c226e0ff7f0063adb8c211663478413b9147ba63e4eac
6. 0x68e3e298e5c43c75af1e870e5e88520b87556eb2b5d42399b26587735922f453
7. 0xa55abce0b4f3c3a903124d9da3919b354e1b7de19fb87cfb233418c1c50a4c09
8. 0x7ca4368b36be1b7adb43ddd0384d16b51d5ee812233b6f4d11beba70e9c7a7c0
9. 0xf07e78ed2c8829e8797251db169156c3e5dd1c057ee54fb2ff61bb52de901dc1
10. 0x1c7acd70dce62e42f8bf5dc76c303e758b5a90e12d62f03686f62ef8cc5463c5
11. 0xac2e045ebbd991ad285f1591eff5f39b4d03bc4824a6b7dc7a7044f6b7c495e3
12. 0xe79436e6b07640be535dc8044d7eacfe55b9567d197f15198b7a16ec3bd62a98
13. 0x03bcddbafdd5c3b2cfd0ed77db8b385d1daefb8582c49039e5b2d78c95e4b697
14. 0x3f2650fbc651fa3eec11adb4b123cd97e6e8054668be9e574fb88fd72c05303d
15. 0x5c72917224317e5d0d7a0d4ada19337530fcd8b513d6fc46866876f7844efe17
16. 0x976395aaca1b771b7e37710dee4157412909d2398c44e306a2e1e3fe83b984fd
17. 0x91f12a2db1e2c1be07cbe4de3981a37a33051a36d3c3eee5a260804add6d1d75
18. 0xd56e61af23709ed9f460471e3c08400c0142ee83e1fd9057e46350d12edf9c07

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1