(2013-07-01) María Poveda-Villalón: Vocabulary inserted temporarily under Science->Methods. It could be included under a new category for scientific workflows and protocols.
(2014-07-15) Bernard Vatant: OPMW has been updated to extend the W3C standard (PROV-O). It also extends the P-plan ontology, designed to represent scientific processes.
(2015-09-26) Ghislain Atemezing: Fixed the latest version number of the vocabulary.
