An index hash of {HEAD ~ the unique filename}, corresponding to {TAIL ~ one such index node}, and a storage hash of the unique filename, corresponding to one such storage node, are generated 
corresponding to
An index hash of { HEAD ~ the unique filename } , corresponding to { TAIL ~ one such index node } , and a storage hash of the unique filename , corresponding to one such storage node , are generated
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH