You could also prevent editing the main title, once you pick it, it's set in stone (or limit the edits to a small Levenshtein ball). That way you can do as many

You could also prevent editing the main title, once you pick it, it's set in stone (or limit the edits to a small Levenshtein ball). That way you can do as many corrections to the document as you wish, but it's much harder to cheat the system.