Add support for physical samples
IGSN is the obvious thing to support, GFZ is partner.
- https://www.igsn.org/
- https://helmholtz-metadaten.de/en/inf-projects/fair-wish-fair-workflows-to-establish-igsn-for-samples-in-the-helmholtz-association
- https://zenodo.org/communities/fair_wish/?page=1&size=20
But there are also others:
Not sure if there is a global catalogue where we can harvest this from, but when harvesting GFZ Data Services we should come across IGSNs.