A system and method for a computer file system that is based and organized upon hashes and/or strings of digits of certain, different, or changing lengths and which is capable of eliminating or screening redundant copies of aggregate blocks of data (or parts of data blocks) from the system. The hash...http://www.google.de/patents/US20040148306?utm_source=gb-gplus-sharePatent US20040148306 - Hash file system and method for use in a commonality factoring system