The first nightly (Dated February 5, 2013) was identical to the alpha release ROM, 3.2.0a1. As of the day after, the nightlies have become different, starting with a fix for MMS in the February 6 build.
As for the ROM in static/r/, that is indeed the ROM that was supposed to be released. Looks like it didn't get uploaded to the proper folder (Scio.) I'll link to that for now in the OP and tell Drew about it. Thanks for pointing that out, I hadn't noticed