Pieces =  6
cksum.aa = 3922650127 1425408
cksum.ab = 3083252757 1425408
cksum.ac = 2090220741 1425408
cksum.ad = 2765011966 1425408
cksum.ae = 868768569 1425408
cksum.af = 3109343021 716186