[sroussey]

> December 31st, 1969 posts

Unixtime is the number of seconds since 1/1/1970. Subtract a few hours for timezone post processing and you get 12/31/1969 as a date. Indicated time zero or null or missing value trying to get formatted as a date.

[gonzo]

Pedantically, Unix time measures the number of non-leap seconds that have elapsed since 00:00:00 UTC on 1 January 1970.

This is Dec 31 1969 at 7:00 PM in Eastern Standard Time.