The trickier thing (as with most applied crypto) is going to be who attests and what to. For press briefing, chaining to something like a White House press roo

The trickier thing (as with most applied crypto) is going to be who attests and what to. For press briefing, chaining to something like a White House press root is feasible. But what about "married congressperson caught in local hotel with fling"? Or in one-party consent states, secret recordings? Self-sign? Sign with news organization (those that still exist) after sharing additional documentation?