Bip39 Ian Coleman. Now, at the next degree we use these acquiring and change important bunch to make specific non-public keys. Use the above mentioned produce non-public keys and chain code and pass them to the above stated function kchild = kpar + hash(Kpar, cpar, i) to produce personal keys. https://bookmarknap.com/story9444088/bip-39-https-linktr-ee-bip39-a-secret-weapon-for-bip39-mnemonic