Pieces =  12
cksum.aa = 1339827707 240640
cksum.ab = 928597757 240640
cksum.ac = 3720023444 240640
cksum.ad = 1096057386 240640
cksum.ae = 3743337464 240640
cksum.af = 3875086735 240640
cksum.ag = 3472811201 240640
cksum.ah = 1611970889 240640
cksum.ai = 1886658008 240640
cksum.aj = 3237271107 240640
cksum.ak = 16342751 240640
cksum.al = 3292035805 209994