Pieces =  10
cksum.aa = 1014167738 240640
cksum.ab = 529618059 240640
cksum.ac = 2590545226 240640
cksum.ad = 976486823 240640
cksum.ae = 1527291538 240640
cksum.af = 2692253970 240640
cksum.ag = 1781438360 240640
cksum.ah = 1739470181 240640
cksum.ai = 3930136945 240640
cksum.aj = 1379647335 222901