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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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fern123
Jr. Member
 Offline
Activity: 94
Merit: 1
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September 04, 2018, 07:43:43 AM |
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#Proof of Authentication Twitter URL: https://twitter.com/auxterojuniorTelegram Username: @princessofstar |
✪GoWithMi - Mapping the World on Blockchain✪
◉ http://gowithmi.com/◎☛https://twitter.com/GoWithMi_GL☚◎https://t.me/gowithmi_en ◉ |
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Thongduang
Newbie
Offline
Activity: 16
Merit: 0
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September 04, 2018, 09:01:14 AM |
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#Proof of Authentication
Twitter URL:https://mobile.twitter.com/Mon41896646
Telegram Username @QW2E1R
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