Quite possible that they are!...
Several posts before this one is a post by English chipper Scott Ashton. He is advising of an eBay offering for the $1 chip and the scan sure looks to be of a real chip!
Here is the link to Scott's post:
http://www.thechipboard.com/cgi-bin/bbs521/webbbs_config.pl/read/707742
Jim