This is from the folks at xda. Looks like samsung-firmwares has the stock firmware that comes on the phone, not the older version I think that was floating around before.
I take no credit, simply passing this along to those who might not check xda forums.
True Stock 2.1 firmware for vibrant - xda-developers
I take no credit, simply passing this along to those who might not check xda forums.
True Stock 2.1 firmware for vibrant - xda-developers