Bitcoin Mining Distribution Block: 216949 18 Jan 2013 Hashrate (in Difficulty units per second; 1 Difficulty unit == 4 GiHash): Total Chain 100.00% 4,170 Unknown-YES 26.13% 1,089 Unknown-NO 24.32% 1,014 SlushPool-NO 12.61% 526 BTC Guild-YES 8.11% 338 BitMinter-YES 7.21% 300 OzCoin-NO 6.31% 263 BTC Guild-NO 6.31% 263 EclipseMC-YES 5.41% 225 OzCoin-YES 1.80% 75 SlushPool-YES 0.90% 37 TripleMining-YES 0.90% 37