From http://www.jwz.org/xscreensaver/xscreensaver-5.31.tar.gz

-rw-r--r-- 1 zblaxell zblaxell 10569562 Nov 15 18:51 xscreensaver-5.31.tar.gz
1b023a3b01f1f23aa136d13c37f79c0c01c3f1e6  xscreensaver-5.31.tar.gz
From http://www.jwz.org/xscreensaver/xscreensaver-5.32.tar.gz

-rw-r--r-- 1 julian julian 10571502 Dec  1 14:13 xscreensaver-5.32.tar.gz
c003f79502e67f46aa5bedf24cbbd77c  xscreensaver-5.32.tar.gz