[CentOS] what is pirut called under CentOS6?

Thu Nov 10 14:35:38 UTC 2011
John Doe <jdmls at yahoo.com>

From: Boris Epstein <borepstein at gmail.com>

> I noticed that pirut is no longer part of CentOS6. Does anybody know if
> there is a different graphical interface to yum that came to replace it?

A Google search says:
  "Pirut was the system level updating tool which PackageKit aims to replace in
RHEL 6."