Pieces =  8
cksum.aa = 2916709471 1457152
cksum.ab = 1846961762 1457152
cksum.ac = 1532345819 1457152
cksum.ad = 1657395792 1457152
cksum.ae = 2686218 1457152
cksum.af = 2943410087 1457152
cksum.ag = 861236389 1457152
cksum.ah = 34553476 883413