Pieces =  11
cksum.aa = 3131190782 240640
cksum.ab = 3574063251 240640
cksum.ac = 4005696122 240640
cksum.ad = 294452745 240640
cksum.ae = 3108301398 240640
cksum.af = 2358949666 240640
cksum.ag = 1245846070 240640
cksum.ah = 3276734098 240640
cksum.ai = 536048811 240640
cksum.aj = 62670388 240640
cksum.ak = 42124359 191297