alright...this one works...
http://en.wikipedia.org/w/index.php?title=Special:Recentchanges&hidemin…
where the trailing digits are
2005 05 03 03 09 02
YEAR MONTH DAY HOUR MIN SEC
so just change the day to one less...browser beware...!
/Alterego
Hm, testing it I got recent changes of the last 2
minutes.