--- a/.hgignore	Thu Sep 30 09:13:27 2010 -0700
+++ b/.hgignore	Sun Oct 24 22:03:42 2010 -0700
@@ -11,6 +11,7 @@
 *.snm
 
 # artifacts
+pnas.pdf
 blob1.pdf
 sandbox.pdf
 blob1.dvi