I can confirm this. In the past, for instance, the lotteries for level 65 characters gave 700 silver. The two lotteries I've won this weekend on level 65 characters? Both gave 7 silver.
Methinks we're dropping zeros.
Everything else seems to be working fine though. Won a couple instance marks, 75 shards, 5 Legendary Shards, 5 Legendary Fragments, etc.