Tag: Briefmarken

Österreich hat jetzt Briefmarken mit Repräsentation auf der Blockchain

Crypto Stamp ist ein Sammler Gimmick der österreichischen Post: Briefmarken mit aufgedrucktem „Rainbow Unicorn“, die man als analoge Marke benutzten kann, deren Äquivalent sich aber ebenfalls auf der Ethereum-Blockchain speichern lässt.

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