The "acronym" link navigates to the latest version of the specification, this link changes whenever a new version of the specification is published.
The "Version" link navigates to the specific version.

Name Acronym Version Status Publication Date
Total: 3
Event Service EVNT™ 1.2 formal October 2004
Life Cycle Service LFCYC™ 1.2 formal September 2002
Persistent State Service PSS™ 1.0 formal June 2000