It's because your time on the device is 13th March and the software 12.3R10 was built on 25th June.
You should be in this situation because that release could not have be available before the build time.
This is from the lab:
{master:0}
root@QFX5100> show system uptime
fpc0:
--------------------------------------------------------------------------
Current time: 2014-05-15 16:00:26 UTC
System booted: 2014-05-15 11:45:02 UTC (04:15:24 ago)
Protocols started: 2014-05-15 11:48:02 UTC (04:12:24 ago)
Last configured: 2015-09-21 08:50:05 UTC (-16:-49:-39 ago) by root
4:00PM up 4:15, 1 user, load averages: 0.99, 0.31, 0.11
{master:0}
root@QFX> ...ll-qfx-5-flex-14.1X53-D16.2-domestic-signed.tgz
tar: +CONTENTS: time stamp Mar 15 06:28 2015 is 26231233 s in the future
tar: +COMMENT: time stamp Mar 15 06:28 2015 is 26231233 s in the future
tar: +DESC: time stamp Mar 15 06:28 2015 is 26231233 s in the future
tar: +INSTALL: time stamp Mar 15 06:28 2015 is 26231233 s in the future
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If this worked for you please flag my post as an "Accepted Solution" so others can benefit. A kudo would be cool if you think I earned it.