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class="theme-doc-breadcrumbs breadcrumbsContainer_Z_bl" aria-label="Breadcrumbs"><ul class="breadcrumbs" itemscope="" itemtype="https://schema.org/BreadcrumbList"><li class="breadcrumbs__item"><a aria-label="Home page" class="breadcrumbs__link" href="/docs/"><svg viewBox="0 0 24 24" class="breadcrumbHomeIcon_OVgt"><path d="M10 19v-5h4v5c0 .55.45 1 1 1h3c.55 0 1-.45 1-1v-7h1.7c.46 0 .68-.57.33-.87L12.67 3.6c-.38-.34-.96-.34-1.34 0l-8.36 7.53c-.34.3-.13.87.33.87H5v7c0 .55.45 1 1 1h3c.55 0 1-.45 1-1z" fill="currentColor"></path></svg></a></li><li itemscope="" itemprop="itemListElement" itemtype="https://schema.org/ListItem" class="breadcrumbs__item breadcrumbs__item--active"><span class="breadcrumbs__link" itemprop="name">Versions & changelog</span><meta itemprop="position" content="1"></li></ul></nav><span class="theme-doc-version-badge badge badge--secondary">Version: 5.2.0</span><div class="tocCollapsible_ETCw theme-doc-toc-mobile tocMobile_ITEo"><button type="button" class="clean-btn tocCollapsibleButton_TO0P">On this page</button></div><div class="theme-doc-markdown markdown"><h1>Versions & changelog</h1><h2 class="anchor anchorWithStickyNavbar_LWe7" id="versioning">Versioning<a class="hash-link" href="#versioning" title="Direct link to heading"></a></h2><p>Our versioning policy follows the <a href="https://semver.org/" target="_blank" rel="noopener noreferrer">Semantic Versioning specification</a>. In our case, given a version <code>MAJOR.MINOR.PATCH</code>, we increment the:</p><ul><li><code>MAJOR</code> version when the data model of the Graph changes</li><li><code>MINOR</code> version when the pipeline (e.g., different deduplication method, different implementation for an enrichment process) or major data sources change</li><li><code>PATCH</code> version when the graph data are updated</li></ul><h2 class="anchor anchorWithStickyNavbar_LWe7" id="changelog">Changelog<a class="hash-link" href="#changelog" title="Direct link to heading"></a></h2><p>This section documents all notable changes for each graph version.</p><hr><h3 class="anchor anchorWithStickyNavbar_LWe7" id="v520">v5.2.0<a class="hash-link" href="#v520" title="Direct link to heading"></a></h3><p><em>Start Date: 2023-07-03 <!-- -->•<!-- --> Release Date: 2023-07-17 <!-- -->•<!-- --> Dump release: <strong>no</strong></em></p><h4 class="anchor anchorWithStickyNavbar_LWe7" id="added">Added<a class="hash-link" href="#added" title="Direct link to heading"></a></h4><ul><li>Citations imported from Crossref & MAG</li><li>FoS and SDG classifications introduced for ~16Mi research products</li></ul><h4 class="anchor anchorWithStickyNavbar_LWe7" id="changed">Changed<a class="hash-link" href="#changed" title="Direct link to heading"></a></h4><ul><li>Removed the numerical prefix from the OpenAIRE identifiers (<code>"20|openorgs____::..." --> "openorgs____::..."</code>)</li><li>Dataset file names in the Zenodo depositions changed from <code>dump</code> to <code>dataset</code></li><li>Crossref dump from May 2023</li><li>ORCID works without a DOI from June 2023</li><li>Usage counts from April 2023</li><li>Datacite contents from June 2023</li><li>OpenCitations relations from January 2023</li><li>Deduplication of the datasource</li><li>Avoid duplicated organisation PIDs</li></ul><h3 class="anchor anchorWithStickyNavbar_LWe7" id="v513">v5.1.3<a class="hash-link" href="#v513" title="Direct link to heading"></a></h3><p><em>Start Date: 2023-05-22 <!-- -->•<!-- --> Release Date: 2023-06-12 <!-- -->•<!-- --> Dump release: <strong>no</strong></em></p><h4 class="anchor anchorWithStickyNavbar_LWe7" id="added-1">Added<a class="hash-link" href="#added-1" title="Direct link to heading"></a></h4><ul><li>Datasource and project level usage counts</li></ul><h4 class="anchor anchorWithStickyNavbar_LWe7" id="changed-1">Changed<a class="hash-link" href="#changed-1" title="Direct link to heading"></a></h4><ul><li>Crossref dump from April 2023</li><li>ORCID works without a DOI from May 2023</li><li>Usage counts from April 2023</li><li>Datacite contents from May 2023</li><li>OpenCitations relations from January 2023</li><li>Deduplication of the datasource</li></ul><h3 class="anchor anchorWithStickyNavbar_LWe7" id="v512">v5.1.2<a class="hash-link" href="#v512" title="Direct link to heading"></a></h3><p><em>Start Date: 2023-03-20 <!-- -->•<!-- --> Release Date: 2023-04-04 <!-- -->•<!-- --> Dump release: <strong>no</strong></em></p><h4 class="anchor anchorWithStickyNavbar_LWe7" id="changed-2">Changed<a class="hash-link" href="#changed-2" title="Direct link to heading"></a></h4><ul><li>Crossref dump from February 2023</li><li>ORCID works without a DOI from March 2023</li><li>Usage counts from February 2023 (+76% Downloads per Datasource for 2023)</li><li>Datacite contents from mid March 2023</li><li>OpenCitations relations from January 2023</li></ul><h3 class="anchor anchorWithStickyNavbar_LWe7" id="v511">v5.1.1<a class="hash-link" href="#v511" title="Direct link to heading"></a></h3><p><em>Start Date: 2023-02-13 <!-- -->•<!-- --> Release Date: 2023-03-01 <!-- -->•<!-- --> Dump release: <strong>no</strong></em></p><h4 class="anchor anchorWithStickyNavbar_LWe7" id="added-2">Added<a class="hash-link" href="#added-2" title="Direct link to heading"></a></h4><ul><li>Revised SDG classification: improved coverage (+600K classified DOIs)</li><li>General increase of the funded scientific outputs, thanks to the full text mining scanning new OpenAccess publications</li><li>Integrated contents from<ul><li><a href="/docs/5.2.0/graph-production-workflow/aggregation/non-compatible-sources/ebi">EMBL-EBIs Protein Data Bank in Europe</a></li><li><a href="/docs/5.2.0/graph-production-workflow//aggregation/non-compatible-sources/uniprot">UniProtKB/Swiss-Prot</a></li></ul></li></ul><h4 class="anchor anchorWithStickyNavbar_LWe7" id="changed-3">Changed<a class="hash-link" href="#changed-3" title="Direct link to heading"></a></h4><ul><li>Crossref dump from January 2023</li><li>ORCID works without a DOI from January 2023</li><li>Usage counts from January 2023</li><li>Datacite contents from mid February 2023</li><li>OpenCitations relations from December 2022</li></ul><h3 class="anchor anchorWithStickyNavbar_LWe7" id="v510">v5.1.0<a class="hash-link" href="#v510" title="Direct link to heading"></a></h3><p><em>Start Date: 2023-01-16 <!-- -->•<!-- --> Release Date: 2023-01-30 <!-- -->•<!-- --> Dump release: <strong>no</strong></em></p><h4 class="anchor anchorWithStickyNavbar_LWe7" id="added-3">Added<a class="hash-link" href="#added-3" title="Direct link to heading"></a></h4><ul><li>Revised SDG classification: better accuracy, lower coverage (will improve in the next months)</li></ul><h4 class="anchor anchorWithStickyNavbar_LWe7" id="changed-4">Changed<a class="hash-link" href="#changed-4" title="Direct link to heading"></a></h4><ul><li>Crossref dump from December 2022</li><li>ORCID works without a DOI from January 2023</li><li>Usage counts from December 2022</li><li>DataCite contents from January 2023</li></ul><hr><h3 class="anchor anchorWithStickyNavbar_LWe7" id="v500">v5.0.0<a class="hash-link" href="#v500" title="Direct link to heading"></a></h3><p><em>Start Date: 2022-12-19 <!-- -->•<!-- --> Release Date: 2022-12-28 <!-- -->•<!-- --> Dump release: <strong>yes</strong></em></p><h4 class="anchor anchorWithStickyNavbar_LWe7" id="added-4">Added<a class="hash-link" href="#added-4" title="Direct link to heading"></a></h4><ul><li><a href="/docs/5.2.0/data-model/entities/result#indicators">Impact & Usage indicators</a> at the level of the Result</li><li><a href="/docs/5.2.0/downloads/beginners-kit">Beginner's kit</a> in the Downloads section</li><li>New relationship types were introduced; see the complete list <a href="/docs/5.2.0/data-model/relationships/relationship-types">here</a></li></ul><h4 class="anchor anchorWithStickyNavbar_LWe7" id="changed-5">Changed<a class="hash-link" href="#changed-5" title="Direct link to heading"></a></h4><ul><li>FOS and SDGs were removed from the <a href="/docs/5.2.0/data-model/entities/result#subjects">result subjects</a></li><li>Measures were removed from the <a href="/docs/5.2.0/data-model/entities/result#instance">result instance</a></li><li>Updated DOIBoost to include publications from Crossref and the works from ORCID with a DOI until November 2022</li><li>Added ORCID works without a DOI from November 2022</li></ul></div></article><nav class="pagination-nav docusaurus-mt-lg" aria-label="Docs pages navigation"><a class="pagination-nav__link pagination-nav__link--prev" href="/docs/5.2.0/license"><div class="pagination-nav__sublabel">Previous</div><div class="pagination-nav__label">License</div></a></nav></div></div><div class="col col--3"><div class="tableOfContents_bqdL thin-scrollbar theme-doc-toc-desktop"><ul class="table-of-contents table-of-contents__left-border"><li><a href="#versioning" class="table-of-contents__link toc-highlight">Versioning</a></li><li><a href="#changelog" class="table-of-contents__link toc-highlight">Changelog</a><ul><li><a href="#v520" class="table-of-contents__link toc-highlight">v5.2.0</a></li><li><a href="#v513" class="table-of-contents__link toc-highlight">v5.1.3</a></li><li><a href="#v512" class="table-of-contents__link toc-highlight">v5.1.2</a></li><li><a href="#v511" class="table-of-contents__link toc-highlight">v5.1.1</a></li><li><a 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