I am sure this is simply not user error, since the recovery phrase was present in two various destinations: backed up within a file on S3, and printed with a piece of paper. Standard recovery phrases use a selected list of 2048 words pursuing the BIP39 standard (Bitcoin Advancement Proposal https://bookmarkjourney.com/story18926602/how-much-you-need-to-expect-you-ll-pay-for-a-good-valid-bip39-seed-phrase