From the Super Mario Wiki
Dolphin_stamp.png (124 × 115 pixels, file size: 2 KB, MIME type: image/png)
Click on a date/time to view the file as it appeared at that time.
This file contains additional information, probably added from the digital camera or scanner used to create or digitize it. If the file has been modified from its original state, some details may not fully reflect the modified file.