Pieces =  12
cksum.aa = 300289755 1457152
cksum.ab = 1287290232 1457152
cksum.ac = 3865434183 1457152
cksum.ad = 729753280 1457152
cksum.ae = 192484176 1457152
cksum.af = 2052635225 1457152
cksum.ag = 3119559962 1457152
cksum.ah = 494102030 1457152
cksum.ai = 3839741499 1457152
cksum.aj = 3744706769 1457152
cksum.ak = 2846374168 1457152
cksum.al = 2327552952 232784