Last Changes to http://www.gagravarr.org/writing/openssl-certs/

ca.shtml - 2016-08-14
email.shtml - 2004-01-28
errors.shtml - 2003-06-20
footer.shtml - 2005-05-07
general.shtml - 2007-11-02
index.shtml - 2007-01-15
mobile.shtml - 2004-07-15
others.shtml - 2015-01-20
personal.shtml - 2006-12-12

A machine readable version is available here, which just lists the last change date, and the last change file.