ブロックチェーンを利用した公平なガチャhttps://qiita.com/yyu/items/4eaa43693e39c60a8661 …
Replying to @_yyu_
are you reinventing satoshidice? final result that depending on blockhash is a bad idea, miners can do block withholding attack.
11:07 PM - 11 Dec 2017
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