This version of Puppy can be downloaded from Softpedia
Precise Puppy 5.5 Beta, a distribution built from Ubuntu Precise Pangolin 12.04.2, alongside the binary DEB packages, providing full compatibility with Ubuntu and access to the vast Ubuntu package repository, has been released.Precise Puppy 5.5 Beta is the first distribution in the series built on Ubuntu Precise Pangolin 12.04.2.
Highlights of Precise Puppy 5.5 Beta:
• The distribution is based on Linux kernel 3.2.29. An alternative based on the 3.8 branch of the Linux kernel will be available soon;
• The theme was chosen at random, not intended to be in 5.5;
• Significant improvements in using the Aufs layered filesystem have been registered;
• Automatic detection & configuration of analog & 3G modems has been improved.
Ubuntu 12.04.2 Precise Pangolin is a 5-year long-term supported release, therefore Precise Puppy will be also supported for the amount of time.
Download Precise Puppy 5.5 Beta right now from Softpedia. Remember that this is a beta version and it should NOT be installed on production machines. It is intended for testing purposes only.