See 3.5 schedule to check what that means:

https://live.gnome.org/ThreePointFive

GNOME 3.5.4
============

To compile GNOME 3.5.4 use jhbuild [1] and the moduleset files used
at this release [2]:

[1] http://developer.gnome.org/jhbuild/3.4/jhbuild.html
[2] http://ftp.acc.umu.se/pub/GNOME/teams/releng/3.5.4/

You can see what is new on this release checking the NEWS file of
those modules:

core - http://ftp.gnome.org/pub/GNOME/core/3.5/3.5.4/NEWS
apps - http://ftp.gnome.org/pub/GNOME/apps/3.5/3.5.4/NEWS

You can get the code here:

core - http://ftp.gnome.org/pub/GNOME/core/3.5/3.5.4/sources/
apps - http://ftp.gnome.org/pub/GNOME/apps/3.5/3.5.4/sources/


WARNING! WARNING! WARNING!
--------------------------------------------

This release is a snapshot of early development code. Although it is a
beta, buildable and usable, it is intended for testing and hacking
purposes. GNOME uses odd minor version numbers to indicate development
status.

For a quick overview of the GNOME Schedule, please see:

https://live.gnome.org/Schedule

The GNOME Release Team