The artist appears to have deleted the image and reuploaded it: http://www.pixiv.net/member_illust.php?mode=medium&illust_id=59239558. It appears to have lower resolution though, what do I do in situations like this?

GiantCaveMushroom said:

The artist appears to have deleted the image and reuploaded it: http://www.pixiv.net/member_illust.php?mode=medium&illust_id=59239558. It appears to have lower resolution though, what do I do in situations like this?

I'd be better to not upload it then. But that's only me. You're still free to upload it, but it decreases your chances that it will be approved.