Pieces =  6
cksum.aa = 702108251 1425408
cksum.ab = 3588209953 1425408
cksum.ac = 849201969 1425408
cksum.ad = 2044920363 1425408
cksum.ae = 2851284565 1425408
cksum.af = 2980346353 1156435