If you set a timelock by a timestamp lock_time [2], then the latest possible time is Tuesday 2038-01-19 [2]. [1] https://en.bitcoin.it/wiki/Protocol_documentat

If you set a timelock by a timestamp lock_time [2], then the latest possible time is Tuesday 2038-01-19 [2]. [1] https://en.bitcoin.it/wiki/Protocol_documentation#tx https://en.bitcoin.it/wiki/Protocol_documentation#tx [2] https://en.wikipedia.org/wiki/Unix_time#Representing_the_numbe https://en.wikipedia.org/wiki/Unix_time#Representing_the_num...