Okular 0.6.1 kaleratu da
The first maintenance release of the KDE 4.0 series includes Okular 0.6.1. It includes quite a few bug fixes, including better not redownloading files when saving, usability improvements, etc. You can read all the fixed issues at http://www.kde.org/announcements/changelogs/changelog4_0to4_0_1.php