Pieces =  18
cksum.aa = 385483859 1457152
cksum.ab = 3192173927 1457152
cksum.ac = 613471670 1457152
cksum.ad = 1231756497 1457152
cksum.ae = 4232444960 1457152
cksum.af = 636205866 1457152
cksum.ag = 1305574444 1457152
cksum.ah = 1874494242 1457152
cksum.ai = 793488224 1457152
cksum.aj = 2372159249 1457152
cksum.ak = 34407993 1457152
cksum.al = 2252598503 1457152
cksum.am = 691087199 1457152
cksum.an = 3601106320 1457152
cksum.ao = 3058356051 1457152
cksum.ap = 4254208945 1457152
cksum.aq = 1308513893 1457152
cksum.ar = 350099594 98149