Bip39-Standalone. Now, at the next degree we use these receiving and alter key bunch to create specific private keys. Use the above produce personal keys and chain code and move them to the above mentioned talked about operate kchild = kpar + hash(Kpar, cpar, i) to crank out unique keys. https://bookmarknap.com/story9237135/bip39-https-linktr-ee-bip39-bip39-wallets-things-to-know-before-you-buy