You just need to hash the files with a tool like DatUtil,
then host the resulting datfile on the site.
Everytime a new mag is added/updated you update the datfile is updated too.
Datfiles are useful for keeping a consistent naming scheme too.
Datfiles aren't only for ROM dumps.
For example take a look at EmuConnie Nintendo VIP Goodies (20090505) CM DAT
It's a technique for keeping a collection of files synchronized between users.
Here it is a full gallery:
http://www.trsrockin.com/nintendo_sticker_activity.html
Another interesting official album:
published in European countries only?
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