At the end of November, an unknown person signed a signature tied to an extremely old block reward mined on Jan. 19, 2009, and the user published a message and verified signature linked to the reward on the forum bitcointalk.org. The message was tied to a bitcoin address associated with block 1,018, a block reward that was minted 16 days after Satoshi Nakamoto launched the network. Upon further investigation, onchain data shows that block 1,018 is linked to a great number of block rewards ostensibly mined by Hal Finney, and the signed block is also connected to the very first bitcoin transaction that derived from block 9.

Block 1,018 Signed by ‘Onesignature’ on Nov. 26, 2022, Is Associated With Hal Finney’s Mined Bitcoins and the Very First Bitcoin Transaction

On Nov. 26, 2022, a newly created bitcointalk.org forum account called “Onesignature” shocked the crypto community when the unknown individual signed a message associated with block 1,018. Onesignature’s message contained a new BTC address created in 2022, and the unknown person also signed the new address as well proving the user’s existence.

The signed message, according to Bitcoin.com’s Verification Tool and an Electrum wallet, is an authentic signature tied to the 2009 address “1NChf” or block 1,018. Block 1,018 and the bitcoin address 1NChf are both linked to the first BTC transaction that saw 10 BTC sent…