How To CPU Mine Groestlcoin on a pool.

Technical Information
Release Date: 03/22/2014
Algorithm: Groestl
Total supply: 105,000,000
Premine: 0.23%
Block Time: 1 minute
Block Reward:  ?
Difficulty Retarget: 1 minute using Dark Gravity Wave

External Information
Website
Announcement Thread
Forum
Reddit
Block Explorer
Source

GPU Advantage Calcs
AMD FX-8320 using yvg1900′s yam-yvg1900-M7r-win64-bdver1 = 1340 kh/s
R9 280x (average from , discarding highest and lowest numbers) = 7145 kh/s
GPU Advantage = 5.3