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Blockchain-based Provably Fair Betting

Our progress is far better than expected in developing a workaround for random number generation under blockchain environment! Here is the brief description how it works.

If you have installed MetaMask in Chrome or Firefox, welcome to have a try in this technical demo by switch to Ropsten testnet:

https://eth888.io/game1-ropsten/

You may get some Ethers from this faucet:

http://faucet.ropsten.be:3001/


There are three major concerns in design:

convince the players that the decision made by the platform was before themplayers can contribute their inputs to affect number generationplayers are unable to control the resultFor point 1, we provide a SHA256 encrypted hash to the players before any bets placed. The key to this hash actually is a random server-side seed (a long random string) generated from a centralized world (a private client node in Ethereum network). The seed is already stored in a private database (no public end-point). Once result available, the server-side seed will be availab…