DOI Content in Crossref Unixref XML Format


How to represent DOI content in Crossref Unixref XML format?



Crossref Unixref XML is an XML schema used by which is a global DOI Registration Agency serving.

The Crossref Unixref XML format is triggered by the "application/vnd.crossref.unixref+xml" MIME type as shown this HTTP request syntax:

GET{doi} HTTP/1.1
Accept: application/vnd.crossref.unixref+xml    

Here is an example of how to use the DOI Content Negotiation service to get the Crossref Unixref XML format of a given DOI:

fyicenter$ curl -H "Accept: application/vnd.crossref.unixref+xml" \

<html><head><title>Handle Redirect</title></head>
<a href=""></a>

Okay, is not serving this Content Negotiation request directly. It is redirecting you to to get the response.

You can add the -L option to let "curl" follow the redirected location. will return you the DOI content in Crossref Unixref XML format.

fyicenter$ curl -LH "Accept: application/vnd.crossref.unixref+xml" \

<?xml version="1.0" encoding="UTF-8"?>
  <doi_record owner="10.1126" timestamp="2021-10-23 15:24:14">
        <journal_metadata language="en">
          <issn media_type="print">0036-8075</issn>
          <issn media_type="electronic">1095-9203</issn>
          <publication_date media_type="print">
        <journal_article publication_type="full_text">
            <title>The Structure of Ordinary Water</title>
            <subtitle>New data and interpretations are yielding new insights into this fascinating substance.</subtitle>
            <person_name contributor_role="author" sequence="first">
              <given_name>Henry S.</given_name>
              <affiliation>University of Pittsburgh, Mellon Institute of Carnegie-Mellon University</affiliation>
          <publication_date media_type="print">
            <identifier id_type="doi">10.1126/science.169.3946.635</identifier>
            <collection property="crawler-based">
              <item crawler="iParadigms">


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2022-10-06, 348👍, 0💬