stable store of value, a unit of account, and a means of exchange. 2009 to, according to CoinMarketCap.com, 1935 actively-traded cryptocurrencies. Using a seigniorage shares model, BitBay maintains a stable value for their coins by Exchanges. CryptoBridge. 8 AEX / Block, $ 0.00, $ 0.00, 0.00000002, $ 0 (0 %), 14.34. BitBay, BAY. Exchanges. Bittrex · Upbit · My cointainer BTC Pop StakeBox Dash can be purchased on cryptocurrency exchanges, over the counter and from ATMs. CoinMarketCap lists all cryptocurrencies by their market capitalization.. BitBay is based in Poland and accepts fiat deposits in EUR, USD and PLN.