cksum= 381023801 1533001157 reference01.2008.2.ckp.gz
MD5(reference01.2008.2.ckp.gz)= e34a3fe6941407f129bf01b130a8a8a5
SHA1(reference01.2008.2.ckp.gz)= 41a0a08e4cb855791b4c5a8324f206420b19afae