The fingerprint may be hashed through a hashing function to generate a signature key that may be used to create {HEAD ~ a directory} for the document and {TAIL ~ other documents} having the same fingerprint 
The fingerprint may be hashed through a hashing function to generate a signature key that may be used to create { HEAD ~ a directory } for the document and { TAIL ~ other documents } having the same fingerprint
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH