{TAIL ~ The present system} monitors distribution networks, logs pertinent network and distributor information, generates network statistics, gathers evidence of content distribution, and notifies {HEAD ~ interested parties} of the availability of content on Wide Area Networks 
{ TAIL ~ The present system } monitors distribution networks , logs pertinent network and distributor information , generates network statistics , gathers evidence of content distribution , and notifies { HEAD ~ interested parties } of the availability of content on Wide Area Networks
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