Pieces =  12
cksum.aa = 3246025794 240640
cksum.ab = 3281216625 240640
cksum.ac = 2582671757 240640
cksum.ad = 1164869541 240640
cksum.ae = 1797926331 240640
cksum.af = 4073924356 240640
cksum.ag = 1344451066 240640
cksum.ah = 3394133149 240640
cksum.ai = 3928869086 240640
cksum.aj = 843232626 240640
cksum.ak = 3886406994 240640
cksum.al = 3871815508 98374