Per the terms of service (TOS):
Subscriber may download or copy the Content, and other items displayed on the Network for download, for personal use, provided that Subscriber maintains all copyright and other notices contained in such Content.
I am guessing according to this, that's a, "No."
I want to just display a feed for my recent questions/answers and the icons for accepted answer or up-votes. Right now I use two icons from the main Stack Overflow sprite:
It wouldn't be hard to make an arrow and a checkmark in insert favorite image editor here, but using the "official" ones was more convenient.