OSSP uuid is a ISO-C application programming interface (API) and
corresponding command line interface (CLI) for the generation of DCE
1.1 and ISO/IEC 11578:1996 compliant Universally Unique Identifiers
(UUID).  It supports DCE 1.1 variant UUIDs of version 1 (time and node
based), version 3 (name based) and version 4 (random number based).

WWW: http://www.ossp.org/pkg/lib/uuid/