Bitcoin Mining Distribution Block: 249525 01 Aug 2013 Hashrate (in Difficulty units per second; 1 Difficulty unit == 4 GiHash): Total Chain 100.00% 58,581 BTC Guild 23.69% 13,957 50BTC 19.37% 11,300 ASICMiner 13.88% 8,072 Unknown 12.84% 7,506 SlushPool 10.18% 5,945 EclipseMC 5.99% 3,467 Eligius 4.20% 2,482 BitMinter 3.16% 1,870 OzCoin 2.24% 1,314 F2Pool 1.33% 822 Bitparking 1.08% 629 Polmine 0.83% 508 HHTT 0.67% 392 ST Mining Corp 0.25% 133 TripleMining 0.21% 124 CoinLab 0.08% 51