Satoshi is known to have mined the first several blocks for Bitcoin. Each of those blocks has a coinbase address where the miner fee was deposited; each address

Satoshi is known to have mined the first several blocks for Bitcoin. Each of those blocks has a coinbase address where the miner fee was deposited; each address encodes a public key. Write a message like “I am Satoshi. Here’s a boring detail which proves this message was created on demand.”, sign with corresponding private key, post the ~10 lines of OpenSSL commands which verify that the signature matches. The end.