Pieces =  11
cksum.aa = 2306940999 240640
cksum.ab = 3114032016 240640
cksum.ac = 3593795667 240640
cksum.ad = 2696215828 240640
cksum.ae = 3225266113 240640
cksum.af = 4244344974 240640
cksum.ag = 3422763417 240640
cksum.ah = 3454468324 240640
cksum.ai = 3678437425 240640
cksum.aj = 2933026627 240640
cksum.ak = 4016623124 43387