Could you explain to me how works provably fair system?
BTC/USD Equation
The used price : (bid + ask + last price ) 3
BTC/USD: average of Huobi, Okcoin, Btcchina, Bitstamp.
(Huobi/A+ Okcoin/A + Btcchina/A + Bitstamp *0.3) 3.3
Where i can check price?
Thx
Use the Huobi, OKCoin, Bitstamp, BTCChina API feeds. They are publicity available and you can check at any given moment.
I verifed these bets before and they are legit.
Same with their forex quotes, aside from the occasional spikes.