An early old-fashion brainwallet was established by memorization of the passphrase and converting it into a private vital with a hashing or vital derivation algorithm (example: SHA256). That non-public crucial is then used to compute a Bitcoin address. The first qualified block produced by a validator was slot 1. https://financefeeds.com/zachxbt-denies-rug-pull-claims-after-cashing-out-4-million/