Proof of burn
Author reward 35.875 SBD, 7.828 STEEM and 31.731 STEEM POWER for burnpost/steem-experiment-burn-post-68
Sold 35.875 SBD for 42.686 STEEM on internal market
https://steemd.com/tx/7715fdfa952631daad806bfb108bf6fa014be1ee
Power up of 42.686 STEEM since SBD > $1 (+7.828 STEEM reward)
https://steemd.com/tx/a2b58e378ceebaf88f44b478fe96e8c96e15c1c7