Pieces =  12
cksum.aa = 4088619187 1457152
cksum.ab = 265466764 1457152
cksum.ac = 734787336 1457152
cksum.ad = 2883389201 1457152
cksum.ae = 3967860672 1457152
cksum.af = 136976368 1457152
cksum.ag = 2190291210 1457152
cksum.ah = 3541899944 1457152
cksum.ai = 2456209971 1457152
cksum.aj = 425975553 1457152
cksum.ak = 48746877 1457152
cksum.al = 1833058349 233804