Over the past few months, a number of parts alleged to be for the iPhone 5S have leaked out of Asian parts and repair firms, but leaked home button parts had failed to provide evidence for the inclusion of a fingerprint sensor as has been widely rumored for the device.
But as noted by Nowhereelse.fr, a new home button flex cable part has surfaced that may show support for the fingerprint sensor. The part contains an identifier of 821-2092-01 in line with Apple's usual part number scheme, and appears to carry a manufacturing date code corresponding to the 29th week of 2013, or mid-July...
Read the full story here... Source: Mac Rumours