Please find below the summary of all Release 21 changes with an overview of who, what and how the changes will impact our users. 

Change: The DOI service API has been refactored to incorporate new functionality and to provide a better platform for future enhancements

Change: The manual minting interface & machine-to-machine service will be updated to support v4.0 of the DataCite Metadata Schema

Change: Implementation of DOI Bulk Update functionality which allows DOI users to perform bulk updates to the URLs assigned to DOIs

Change: Addition of resource IRI mapping service to RVA