I am certain it's not person error, For the reason that recovery phrase was found in two unique sites: backed up in a file on S3, and printed on a piece of paper. Standard recovery phrases use a certain list of 2048 words next the BIP39 standard (Bitcoin Improvement Proposal https://sb-bookmarking.com/story19546113/the-5-second-trick-for-ledger-seed-phrase-bip39