Bip39 Ian Coleman. Now, at the subsequent stage we use these receiving and change key bunch to crank out individual personal keys. Use the above make private keys and chain code and go them to the above outlined function kchild = kpar + hash(Kpar, cpar, i) to produce individual keys. https://freebookmarkpost.com/story18549796/bip-39-https-linktr-ee-bip39-a-simple-key-for-bip39-unveiled