A VCS like Fossil at least makes the parent commits un-fungible, so you would only need to sign the latest commit, and not every commit every single time. Git

A VCS like Fossil at least makes the parent commits un-fungible, so you would only need to sign the latest commit, and not every commit every single time. Git is amazing in it's flexibility, but it's not necessarily always the right VCS solution. Otherwise I agree with your answer about Git.