Even further. Bitcoin really stems from Merkle Trees which were patented in 1979 [1]. But most of the ideas are present in Szabo's bitgold [2]. [1] https://www

Even further. Bitcoin really stems from Merkle Trees which were patented in 1979 [1]. But most of the ideas are present in Szabo's bitgold [2]. [1] https://www.google.com/patents/US4309569 https://www.google.com/patents/US4309569 [2] https://en.wikipedia.org/wiki/Nick_Szabo#Bit_gold https://en.wikipedia.org/wiki/Nick_Szabo#Bit_gold