Note on fair coin toss via Bitcoin · HackerPapers discussions

Note on fair coin toss via Bitcoin — mentioned by EthanHeilman

Mon, 11 Jun 2018 18:11:07 GMT

>It's more like a two-party roll of a die with a practically infinite number of faces. If both rolls sum even, Alice wins. Otherwise, Bob wins. What you are describing is a coin flipping protocol [0]. From the article: >To my knowledge this is the first time someone has proposed such a scheme on Bitcoin though I suppose it's possible it has come up before and I just missed it. There have been coin flipping protocols for Bitcoin since at least 2013-2014 [1]. The main contribution of the above post appears to be that they actually performed the protocol which is neat and quite a bit of work.…

Paper and discussion history. A mention is not an endorsement.

Note on fair coin toss via Bitcoin — mentioned by lappa

Wed, 05 Aug 2015 21:20:47 GMT

A smart contract is a contract that can be executed with the trust parameters you set, these parameters are less limited than typical contracts have since they don't have an inherent necessity to trust a government or even a counterparty. Some contracts don't require anyone's trust. The most basic "smart contract" is a Bitcoin payment, the contract says "pay this to anyone who can produce a signature corresponding to the public key I have hashed in this contract"[1]. The less used smart contract involving cryptography can be "pay this amount to anyone who can find any sha256 collision"[2], or…

Paper and discussion history. A mention is not an endorsement.