[throw0101a]

> OTOH, with the current setup a receiver will know the correct date as long as it is turned on at least once every 1024 weeks, since it can detect the rollover

Actually, probably every 512 weeks, as it needs to know (or assume) with side of the +/- it is on:

* https://en.wikipedia.org/wiki/Serial_number_arithmetic

* https://en.wikipedia.org/wiki/Date_windowing

* https://docs.ntpsec.org/latest/rollover.html#ntp_pivots