par: PAR (Parchive parity files)
par: 
par: Parchive parity files (or par files for short) create redundant data
par: that  can  be  used later in case parts of the original data is lost
par: or corrupted. Par files allow  file  level recovery of data. That is
par: out of a group of many files, if  a limited number of files are lost
par: or  corrupted,  they  can  be  recovered. These  files will have the
par: extensions of .par, .p01, .p02 etc
par:                         http://www.par2.net/
par:                            WWW.SLACKY.IT
par: PackaGer Gohanz.