If the person known as Satoshi wanted to verify their identity, couldn't they simply agree to create a transaction on the Blockchain from some BTC directly from

If the person known as Satoshi wanted to verify their identity, couldn't they simply agree to create a transaction on the Blockchain from some BTC directly from the first few blocks (https://blockchain.info/block/000000006a625f06636b8bb6ac7b960a8d03705d1ace08b1a19da3fdcc99ddbd https://blockchain.info/block/000000006a625f06636b8bb6ac7b96...)?