the.com/stamping
The act of leaving your mark by hitting something hard enough to remember it.
royal warningBritain's Stamp Act helped spark the American Revolution
forceIndustrial stamping presses exert thousands of tons of pressure
elephant codeElephants stamp ground to send seismic warnings miles away
passport ritualSome countries skipped stamps to speed border crossings
coin originAncient coins were struck by hammering metal between dies