This is a public key hash: aaaac6rxjmmenb7m5txgpe3nmmrrh4z4ohcr7sxqkrvbk4csbrrorpw7.key Snow lets you use it like an address: $ ping baaaac6rxjmmenb7m5txgpe3nmmrrh4z4ohcr7sxqkrvbk4csbrrorpw7.key PING baaaac6rxjmmenb7m5txgpe3nmmrrh4z4ohcr7sxqkrvbk4csbrrorpw7.key (172.16.0.2) 56(84) bytes of data. 64 bytes from baaaac6rxjmmenb7m5txgpe3nmmrrh4z4ohcr7sxqkrvbk4csbrrorpw7.key (172.16.0.2): icmp_req=1 tt