Firmware Keys/1.x

From The Apple Wiki

Final

iPhone

Release Date Build iPhone
29 June 2007 1A543a 1.0
31 July 2007 1C25 1.0.1
21 August 2007 1C28 1.0.2
27 September 2007 3A109a 1.1.1
12 November 2007 3B48b 1.1.2
15 January 2008 4A93 1.1.3
26 February 2008 4A102 1.1.4

iPod touch

Release Date Build iPod touch
14 September 2007 3A100a 1.1
3A101a 1.1
27 September 2007 3A110a 1.1.1
12 November 2007 3B48b 1.1.2
15 January 2008 4A93 1.1.3
26 February 2008 4A102 1.1.4
14 July 2008 4B1 1.1.5

Beta

iPhone

Release Date Build iPhone
6 March 2008 5A147p 1.2 beta

iPod touch

Release Date Build iPod touch
6 March 2008 5A147p 1.2 beta