2025-10-13: The RO-Crate website and specification superseded this website after 2020. These pages are no longer maintained.
We strongly recommend that new Research Object users adopt the RO-Crate specification.
PAV is a lightweight ontology for tracking Provenance, Authoring and Versioning. PAV specializes the W3C provenance ontology PROV-O in order to describe authorship, curation and digital creation of online resources.