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Each block is stacked on top of the previous one. Adding another block to the top makes all lower blocks more difficult to remove: there is more "weight" above each block. A transaction in a block 6 blocks deep (6 confirmations) will be very difficult to remove.
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waruniperera7
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July 13, 2018, 05:14:10 PM |
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#Proof of participation:
BitcoinTalk username: waruniperera7 Telegram username: @ARIZNICOWARUNI Twitter username: @waruni1986 retweet:https://twitter.com/NyiGde/status/1014462595296833537?s=19 Mail:waruniperera7@gmail.com
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sksabid1
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July 13, 2018, 05:40:26 PM |
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#Proof of participation: BitcoinTalk username: sksabid1 Telegram username: @sksabid1 Twitter username: @sabidsk4 //twitter.com/NyiGde/status/1014462595296833537?s=19 Mail: sksabid9@gmail.com
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