Bip39 generator github https://www.cheaperseeker.com/u/adeneuwaks Checksum development: A checksum is generated from this entropy making use of SHA-256 hashing, which can help validate the mnemonic's integrity later on. For words that have only three letters, there's no 4th letter. For example with the word “add”, there aren't any additional letters afterwards https://thebookmarkplaza.com/story19799697/bip39-word-list-pdf-detailed-notes-on-bip39-wallet-https-t-me-bip39-chat