Bitcoin Mining Distribution Block: 252201 15 Aug 2013 Hashrate (in Difficulty units per second; 1 Difficulty unit == 4 GiHash): Total Chain 100.00% 97,416 BTC Guild 23.81% 23,194 50BTC 22.02% 21,454 Unknown 9.52% 9,277 SlushPool 8.93% 8,697 ASICMiner 7.74% 7,538 EclipseMC 7.14% 6,958 F2Pool 5.36% 5,218 GHash.IO 4.17% 4,059 BitMinter 3.57% 3,479 OzCoin 2.98% 2,899 Eligius 2.38% 2,319 Bitparking 1.19% 1,159 HHTT 1.19% 1,159