Pieces =  10
cksum.aa = 3825122454 240640
cksum.ab = 928556854 240640
cksum.ac = 1390404470 240640
cksum.ad = 4084257132 240640
cksum.ae = 2222807623 240640
cksum.af = 1780615942 240640
cksum.ag = 4273757602 240640
cksum.ah = 3679703690 240640
cksum.ai = 35237273 240640
cksum.aj = 3956567699 102970