Shortest program whose concatenated program+output is a permutation of the 95 printable ASCII characters
GolfScript, 14 characters
{`),32&gt;46-^}.~

Output:
 !&quot;#$%&amp;'(*+/015789:;&lt;=?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]_abcdefghijklmnopqrstuvwxyz|