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: 2
Meta Object Facility MOF™ 2.5.1 formal October 2016
XML Metadata Interchange XMI® 2.5.1 formal June 2015