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 and technical requirements.
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...
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...