From change.gov today:
Today we are releasing the new official portrait for President Barack Obama. It was taken by Pete Souza, the newly-announced official White House photographer. It is the first time that an official presidential portrait was taken with a digital camera.
The EXIF data, as provided by Spotlight:
A more complete list provided by Flickr:
Camera: Canon EOS 5D Mark II Exposure: 0.008 sec (1/125) Aperture: f/10 Focal Length: 105 mm ISO Speed: 100 Exposure Bias: 0/6 EV Flash: Flash did not fire Image Description: Official portrait of President-elect Barack Obama on Jan. 13, 2009. (Photo by Pete Souza) Orientation: Horizontal (normal) X-Resolution: 300 dpi Y-Resolution: 300 dpi Software: Adobe Photoshop CS3 Macintosh Date and Time: 2009:01:13 19:35:18 Artist Name: Pete Souza White Point Chromaticity: 313/1000, 329/1000 Primary Chromaticities: 640/1000, 330/1000, 300/1000, 600/1000, 150/1000, 60/1000 Copyright: © 2008 Pete Souza Exposure Program: Manual Date and Time (Original): 2009:01:13 17:38:39 Date and Time (Digitized): 2009:01:13 17:38:39 Metering Mode: Pattern Sub-Second Time: 04 Color Space: Uncalibrated Tag::EXIF::0xA500: 22/10 Compression: JPEG Caption/Abstract: Official portrait of President-elect Barack Obama on Jan. 13, 2009. (Photo by Pete Souza) By-Line (Author): Pete Souza Credit: Pete Souza Date Created: 20090113 City: Washington, D.C. Province/State: DC Keywords: obama, official portrait Copyright Notice: © 2008 Pete Souza Time Created: 173839-0500 Tag::IPTC::0x02DD: 1:0:0:008876 Image Width: 1916 pixels Image Height: 2608 pixels
The first ever official digital presidential portrait was taken by a Canon EOS 5D Mark II. Surely this will settle the Canon/Nikon conflict.
Addendum: Jason Specland notes that the copyright date is set to 2008, which means Pete Souza probably needs to re-work his processing workflow.