Luc Moreau, Ben Clifford, Juliana Freire, Joe Futrelle, Yolanda Gil, Paul Groth, Natalia Kwasnikowska, Simon Miles, Paolo Missier, Jim Myers, Beth Plale, Yogesh Simmhan, Eric Stephan, and Jan Van den Bussche. The open provenance model core specification (v1.1). Future Generation Computer Systems, July 2010. (DOI: 10.1016/j.future.2010.07.005) (URL:http://eprints.ecs.soton.ac.uk/21449/)
Submitted version to fgcs special issue http://eprints.ecs.soton.ac.uk/18332/
v1.01 (http://eprints.ecs.soton.ac.uk/16148/1/opm-v1.01.pdf) was released on July 17, 2008.
The XML schema for v1.01 is available from: http://openprovenance.org/model/v1.01.a
Revision v1.00 (http://eprints.ecs.soton.ac.uk/14979/1/opm.pdf) was released on December 18, 2007.