SYNOPSIS
tor-print-ed-signing-cert <path to ed25519_signing_cert file>
DESCRIPTION
tor-print-ed-signing-cert is utility program for Tor relay operators to check expiration date of ed25519 signing certificate.
Expiration date is printed in three formats:
- 
Human-readable timestamp, localized to current timezone. 
- 
RFC 1123 timestamp (at GMT timezone). 
- 
Unix time value.