@BorisK your perform converts an present private crucial into a community key. Although not every single random hex string is really a ED25519 private crucial. This kind of paper wallet is simply a backup with similar stability as backed up keyfiles on a standard USB stick. In distinction to paper https://ethereumaddressgenerator45296.newbigblog.com/33798332/manual-article-review-is-required-for-this-article