Various writers have suggested more or less plainly that the Patriarch was involved in the crime. Sokrates does not say so plainly, but he implies it and adds a solemn moral reflection. As a matter of fact, not only is there no sort of evidence that he had anything to do with it, there are positive reasons for knowing that he had not.
Various authors have suggested a connection between the Patriarch and the crime, though Socrates does not explicitly state so. However, he subtly implies involvement and offers a solemn moral reflection on the matter.  There is no proof that Socrates had any part in the crime, and there are strong reasons to believe he did not.