krang_objects_saved_since - returns a list of all stories, media objects, and templates saved since a given date/time
List IDs of all objects saved since January 1st, 2008 at 6:30pm:
krang_objects_saved_since 2008-01-01-18:30:00
Returns the IDs of objects saved since a given date/time.
The script takes a single argument, which should be in the format YYYY-MM-DD-HH:MM:SS