This diagram helps to show that you and Hadriscus agree on the order of the posts, but not on how to describe it. That’s pretty interesting to me.
4, 2, 1, 3 – labeling the posts from top to bottom with which order they should then be read. So the first post is read forth, the second post is read second, etc.)
3, 2, 4, 1 – listing the order that the posts should be read if they were understood to be labelled in 1-4 top-down. So we should read the third post first, the second post second, forth post third, …