Bitcoin Mining Distribution Block: 273105 05 Dec 2013 Hashrate (in Difficulty units per second; 1 Difficulty unit == 4 GiHash): Total Chain 100.00% 1,295,228 BTC Guild 28.43% 367,911 GHash.IO 26.78% 348,333 Unknown 13.18% 170,597 Eligius 10.45% 135,418 SlushPool 6.16% 79,646 BitMinter 5.08% 65,744 CloudHashing 3.14% 39,971 EclipseMC 2.77% 35,520 F2Pool 2.23% 29,216 ASICMiner 1.03% 13,479 HHTT 0.25% 3,102 BTCDig 0.21% 2,760 Bitparking 0.17% 2,014 OzCoin 0.08% 1,007 50BTC 0.04% 503