Tag: FREYA

DataCite Commons - Exploiting the Power of PIDs and the PID Graph

Today DataCite is proud to announce the launch of DataCite Commons, available at https://commons.datacite.org. DataCite Commons is a discovery service that enables simple searches while giving users a comprehensive overview of connections between entities in the research…

August 27th, 2020

Introducing the PID Services Registry

We are pleased to announce the launch of the new persistent identifier (PID) services registry available at https://pidservices.org, a new service to find services built upon different PIDs from core technology providers and those who integrate from across a…

June 26th, 2020

Powering the PID Graph: announcing the DataCite GraphQL API

Today DataCite launches a new API that powers the PID Graph, the graph formed by scholarly resources described by persistent identifiers (PIDs) and the connections between them. The API is powered by GraphQL, a widely adopted Open Source technology that…

Tracking the Growth of the PID Graph

The connections between scholarly resources generated by persistent identifiers (PIDs) and associated metadata form a graph: the PID Graph [@https://doi.org/10.5438/jwvf-8a66]. We developed this PID Graph concept in the EC-funded FREYA project, and have identified important use cases…

Using Jupyter Notebooks with GraphQL and the PID Graph

Two weeks ago DataCite announced the pre-release version of a GraphQL API [@https://doi.org/10.5438/qab1-n315]. GraphQL simplifies complex queries that for example want to retrieve information about the authors, funding and data citations for a dataset with a DataCite DOI.…

The DataCite GraphQL API is now open for (pre-release) business

DataCite DOIs describe resources such as datasets, samples, software and publications with rich metadata. An important part of this metadata is the description of connections between resources that use persistent identifiers (PIDs) provided by DataCite and others (Crossref, ORCID, ROR,…

Exposing DOI metadata provenance

DOI metadata provenance is describing the history of a particular DOI metadata record, i.e. what changes were made when and by whom. This information is now stored and provided via an API for all DOI registrations since March 10, 2019. The…

April 10th, 2019

Introducing the PID Graph

This post has been cross-posted from the FREYA blog. Persistent identifiers (PIDs) are not only important to uniquely identify a publication, dataset, or person, but the metadata for these persistent identifiers can provide unambiguous linking between persistent identifiers of…

March 28th, 2019

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