nprofile1qy2hwumn8ghj7un9d3shjtnyd968gmewwp6kyqpq9zsljfx8tjyzplququr9xmqctclx0qc2mw5xydzx0udqzrfade4qmtrtl5 (nprofile…rtl5) If I understand correctly, this is the duty of the daemon (man 8 daemon, option --child-pidfile), so the "service" (process) pidfile always should has a PID of running process and this pidfile should be locked to prevent it from accidental deletion while process is running.
https://man.freebsd.org/cgi/man.cgi?query=daemon&sektion=8&format=html
nprofile1qy2hwumn8ghj7un9d3shjtnyd968gmewwp6kyqpqwdxdnpk6sjtcfs266xmw7duqh0yjhnf8w6rmh7upu9m9nl5vccjsgwdacs (nprofile…dacs)