You're exactly right. The signature reflecting some sort of hash of the fully executed document is on the roadmap. There are some nuances around what exactly is

You're exactly right. The signature reflecting some sort of hash of the fully executed document is on the roadmap. There are some nuances around what exactly is fed into the hash. And, there are lots of other great ideas in these comments and outside of them that would make this product better. I'm going to spend some time reflecting on all of these comments and being deliberate about about what to develop next. Then I'll build it quickly. If you want to know when something comes up, submit your email for updates. I won't spam you. You'll get emails from me personally and only when there's something interesting to tell you.