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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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dokieu87
Newbie
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Activity: 2
Merit: 0
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July 14, 2018, 03:22:31 AM |
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#Proof of authentication Twitter Profile Link: https://twitter.com/dothikieu1Facebook Profile Link:https://www.facebook.com/kieu.doanhkieu Telegram Username: @kieu87
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