(Maybe the years on the crevo threads have taught us both to watch for the curveball)
Easy. Just look for the phrase "categorically denies" and look for what isn't being denied, which is usually a lot.
In this case the analysis was unusually easy, because the press reports were unusually clear. Documents are big things that would not fit inside socks.
But it is also illegal to carry out notes, even those you write yourself while in the building. I suspect the notes prohibition gets violated pretty often. I used to watch the Rockford Files, and Rockford was always slipping away with illicit notes.
There is really a Catch 22 embedden in all this. If any part of this was accidental, it says that a man clinton trusted with national security is a total incompetent boob, and now Kerry is getting advice from him.