Yes, each and every 9-patch block IS the same and when cut, the patches are swapped exactly the same. Here is the link to explain it.
http://www.myquiltblog.com/nancyrose/4624/
cnolan, your quilt top is going to be absolutely beautimus!
Also a pic of one I did that might help explain it *s*
This is 12 blocks instead of six. Borders not added yet (but cut and ready).
[ATTACH=CONFIG]4570[/ATTACH]