Pieces =  12
cksum.aa = 2341287900 1425408
cksum.ab = 2690243331 1425408
cksum.ac = 1010555029 1425408
cksum.ad = 83195972 1425408
cksum.ae = 4079147882 1425408
cksum.af = 901621100 1425408
cksum.ag = 1763478155 1425408
cksum.ah = 3507164730 1425408
cksum.ai = 2161020881 1425408
cksum.aj = 1527503044 1425408
cksum.ak = 2626163810 1425408
cksum.al = 1688275026 1257895