As {TAIL ~ a result} of the comparison within the comparator an authenticity code or, alternatively, a non authenticity code is output to {HEAD ~ the off line data system}, exclusively 
As { TAIL ~ a result } of the comparison within the comparator an authenticity code or , alternatively , a non authenticity code is output to { HEAD ~ the off line data system } , exclusively
OTH 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 OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH