It appears to have cropped the image to square-ish on Twitter. The original was square.
Authorised for distribution, but need aspect-ratio testing:
(I will edit and update this post if required). Also can someone with older eyes please check legibility of the authorisation text (not necessarily findability on first glance, just legibility once found).
edit1: bumped up auth text a font size
edit2: Brandis pic displays OK. I now believe it crops the height to be no more than the horizontal width.