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Public Data Catalog

Working · 7.5 s

io.github.yhay81/public-data-catalogv0.4.0

Reviewed public-data search and execution with provenance and verifiable integrity receipts.

Data & Databases

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https://public-data-catalog-mcp.yusuke8h.workers.dev/mcp

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execute Read-only

Run one allowlisted, bounded HTTPS GET contract and return extracted values, provenance, and an integrity receipt.

recipeIdstring, required

parametersobject

Tools (3)

execute

Run one allowlisted, bounded HTTPS GET contract and return extracted values, provenance, and an integrity receipt.

read-only

Public Data Catalog MCP server | mcptry

Argument	Type	Description
recipeId*	string
parameters	object

Input schema (JSON)

{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "required": [
    "recipeId"
  ],
  "properties": {
    "recipeId": {
      "type": "string",
      "maxLength": 100,
      "minLength": 1
    },
    "parameters": {
      "type": "object",
      "propertyNames": {
        "type": "string",
        "pattern": "^[a-z0-9][a-z0-9-]+$"
      },
      "additionalProperties": {
        "type": "integer",
        "maximum": 9007199254740991,
        "minimum": -9007199254740991
      }
    }
  }
}

search_data

Search current metadata from e-Gov Data Portal and Statistics Dashboard, then return a short ranked list with publisher, formats, coverage, usage terms, and official links.

read-only

Argument	Type	Description
kind	string	Search all sources, downloadable datasets, or statistical series
limit	integer
query*	string	What data to find, preferably in Japanese

Input schema (JSON)

{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "required": [
    "query"
  ],
  "properties": {
    "kind": {
      "enum": [
        "all",
        "dataset",
        "statistics"
      ],
      "type": "string",
      "default": "all",
      "description": "Search all sources, downloadable datasets, or statistical series"
    },
    "limit": {
      "type": "integer",
      "default": 10,
      "maximum": 20,
      "minimum": 1
    },
    "query": {
      "type": "string",
      "maxLength": 80,
      "minLength": 2,
      "description": "What data to find, preferably in Japanese"
    }
  }
}

verify

Check receipt and result hashes plus the execution envelope against the reviewed catalog. This detects later modification; it does not prove publisher authenticity or current freshness.

read-only

Argument	Type	Description
execution*	object

Input schema (JSON)

{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "required": [
    "execution"
  ],
  "properties": {
    "execution": {
      "type": "object",
      "propertyNames": {
        "type": "string"
      },
      "additionalProperties": {}
    }
  }
}