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<?xml version="1.0" encoding="UTF-8"?>
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<chapter version="5.0" xmlns="http://docbook.org/ns/docbook"
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xmlns:xlink="http://www.w3.org/1999/xlink" xml:id="cha_oai_pmh" xreflabel="OAI-PMH">
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<title>Bulk access via OAI-PMH</title>
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<para>OAI-PMH is a standard protocol for metadata publishing and harvesting. For details on the
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OAI-PMH protocol please refer to the official documentation at <link
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xlink:href="http://www.openarchives.org/OAI/openarchivesprotocol.html"/></para>
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<para>The OpenAIRE OAI-PMH endpoint is <link xlink:href="http://api.openaire.eu/oai_pmh"
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/></para>
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<para>For information about the endpoint check <link
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xlink:href="http://api.openaire.eu/oai_pmh?verb=Identify"/></para>
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<para>The updated list of OAI sets is always available at: <link
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xlink:href="http://api.openaire.eu/oai_pmh?verb=ListSets"/></para>
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<para>For quick reference, we report here the likely more interesting sets:</para>
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<simplelist>
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<member>openaire: the set of publications. Metadata prefixes available: oaf, oai_dc</member>
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<member>openaire_data: the set of datasets. Metadata prefixes available: oaf,
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oai_datacite</member>
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<member>OpenAccess: the set of all Open Access publications and datasets. Metadata prefixes
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available: oaf (return datasets and publications), oai_dc (return datasets and
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publications), oai_datacite (return datasets only)</member>
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<member>projects: the set of all projects. Metadata prefix available: oaf</member>
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<member>FP7Projects: the set of projects funded by the EC Seventh Framework Programme.
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Metadata prefix available: oaf</member>
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<member>WTProjects: the set of projects funded by Wellcome Trust. Metadata prefix available:
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oaf</member>
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<member>organizations: the set of all organizations. Metadata prefix available: oaf</member>
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</simplelist>
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<para>For the list of available metadata prefixes, check: <link
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xlink:href="http://api.openaire.eu/oai_pmh?verb=ListMetadataFormats"/>.</para>
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<para>Note that records will always be available in the OpenAIRE format (<link
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xlink:href="https://www.openaire.eu/schema/0.2/oaf-0.2.xsd">schema</link>, <link
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xlink:href="https://www.openaire.eu/schema/0.2/doc/oaf-0.2.html">documentation</link>).
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The availability of records in oai_dc and oai_datacite depends on the typology of
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records.</para>
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<para>Publications are avaialble in oai_dc according to the <link
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xlink:href="https://guidelines.openaire.eu/wiki/Literature_Guidelines:_Use_of_OAI-DC"
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>OpenAIRE3.0 guidelines for literature repositories</link>.</para>
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<para>Datasets are available in oai_datacite according to the <link
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xlink:href="https://guidelines.openaire.eu/wiki/Data_Guidelines:_Use_of_DataCite_Metadata_Schema"
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>OpenAIRE2.0 guidelines for data archives</link>. </para>
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</chapter>
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