Hm. No. The UNIX epoch is in UTC, so it's always January 1, 1970. The tick (at this moment: 1537511644) is always relative to January 1, 1970. The timezone (TZ)

Hm. No. The UNIX epoch is in UTC, so it's always January 1, 1970. The tick (at this moment: 1537511644) is always relative to January 1, 1970. The timezone (TZ) only comes into it when that epoch time is translated to a local time with 'date' and other tools.