Reference

bson_append_now_utc(3) on Linux

The text 45ec48c75664, as Debian 9 (Stretch) shipped it.

The bson_append_now_utc() function is a helper to get the current date and time in UTC and append it to bson as a BSON_TYPE_DATE_TIME element.

bson_append_now_utc(3) on Linux now