Bip39 Github. Now, at another level we use these acquiring and change critical bunch to produce unique private keys. Use the above crank out private keys and chain code and go them to the above mentioned talked about function kchild = kpar + hash(Kpar, cpar, i) to produce unique keys. https://redhotbookmarks.com/story18881481/bip39-wallet-https-linktr-ee-bip39-bip39-generator-an-overview