1BiTCoiN WHiTe PaPeR
It's at the same time a crypto puzzle that is not visible at first glance.
Artwork is also notarized on the Bitcoin blockchain by a transaction of 777 Satoshis from the puzzle's address. The SHA-256 fingerprint from this image creates the private key of the notarization wallet.
The first buyer of this NFT will receive a high-quality, hand-signed, physical print of size 28 x 28 inches (71.12 x 71.12 centimeters).
Public address: 1BiTCoiNsuFnkCFGkv6AGgwWxN31GUwY6W
Solved in 72 hours. Solver by the winners.
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Bicoin Puzzle for Nethemba
As usual, following image encodes private key. Premium bounty provided by Nethemba and released at DefCon 24.
Public address is 1cryptoP5yMdKcz1bjzUqnbs3LsasVRX6
If you want to support my free art, now you can. Use voucher
and I'll receive fair cut from the deal.
Solved in 5 days and 3 hours.
Here is the solver.
Bicoin Crypto Puzzle Level 3
Bicoin Crypto Puzzle Level 2
Bicoin Crypto Puzzle Level 1
The image encodes private key with the bounty for the first solver.
I consider this level as simple for the start.
So let's play the game, wipe it and let me create another one.
Public address for Level 1: 1cryptommoqPHVNHuxVQG3bzujnRJYB1D
Solutions will be posted here after accomplishing.
Level 1 solved after 6 hours.
Look at Solver.