Viva la wayback machine :)
http://web.archive.org/web/20120902071208/http://wahackforo.com/t-aporte-los-offsets-en-la-ram-de-las-variables-80xx-en-ruby-firered-emerald
Voy a ponerlo en la wiki.

EDIT: http://wahackforo.com/w-Offsets_de_las_variables_en_la_RAM