`citation`

Pack: opencitations · Connect: https://pipeworx.io/mcp (see Connect below for a single-pack URL)

No MCP client? Call it directly: GET https://gateway.pipeworx.io/v1/tools/citation for the schema, then POST the same URL with its arguments for the data.

Fetch one citation record by its Open Citation Identifier (OCI — a compound ID of the form citing-DOI__cited-DOI). Returns citing/cited DOI pair, creation date, and journal self-citation flag. Use citations or references instead when you only have a DOI.

Parameters

Name	Type	Required	Description
`oci`	string	yes

Example call

Arguments

{
  "oci": "020010203050401-020010203050402"
}

curl

curl -X POST https://gateway.pipeworx.io/opencitations/mcp \
  -H 'Content-Type: application/json' \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"citation","arguments":{"oci":"020010203050401-020010203050402"}}}'

TypeScript (@pipeworx/sdk)

import { Pipeworx } from '@pipeworx/sdk';
const pipeworx = new Pipeworx();

const result = await pipeworx.call('citation', {
  "oci": "020010203050401-020010203050402"
});

Response shape

Field	Type	Description
`citing`	string	DOI of citing work
`cited`	string	DOI of cited work
`creation`	string	Citation creation date
`timespan`	string	Temporal span of citation
`citingPubDate`	string	Publication date of citing work
`citedPubDate`	string	Publication date of cited work

Full JSON Schema

{
  "type": "object",
  "properties": {
    "citing": {
      "type": "string",
      "description": "DOI of citing work"
    },
    "cited": {
      "type": "string",
      "description": "DOI of cited work"
    },
    "creation": {
      "type": "string",
      "description": "Citation creation date"
    },
    "timespan": {
      "type": "string",
      "description": "Temporal span of citation"
    },
    "citingPubDate": {
      "type": "string",
      "description": "Publication date of citing work"
    },
    "citedPubDate": {
      "type": "string",
      "description": "Publication date of cited work"
    }
  },
  "description": "Citation metadata identified by OCI"
}

Connect

Add this to your MCP client config — every tool in the catalog, including this one — or use one-click install buttons:

{
  "mcpServers": {
    "pipeworx": {
      "url": "https://pipeworx.io/mcp"
    }
  }
}

Connect to just the opencitations pack

{
  "mcpServers": {
    "opencitations": {
      "url": "https://gateway.pipeworx.io/opencitations/mcp"
    }
  }
}

See Getting Started for client-specific install steps.

citation