Pieces =  11
cksum.aa = 231467817 240640
cksum.ab = 1257478892 240640
cksum.ac = 215169880 240640
cksum.ad = 3176637730 240640
cksum.ae = 1927123962 240640
cksum.af = 486087566 240640
cksum.ag = 1153816595 240640
cksum.ah = 2499750428 240640
cksum.ai = 2048849359 240640
cksum.aj = 2206936487 240640
cksum.ak = 677026698 69982