All Questions
Tagged with difficulty consensus
5 questions
2
votes
0
answers
182
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What does difficulty mean in PoA and PoS chains?
In PoW, the meaning of "difficulty" is quite straightforward and, for instance, fully described in yellow paper. (https://ethereum.github.io/yellowpaper/paper.pdf)
But what does the "...
- 21
1
vote
1
answer
1k
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What happens if the block time changes to 5 seconds?
Related to this and this.
The difficulty adjustment algorithm is:
block_diff = parent_diff + parent_diff // 2048 *
max(1 - (block_timestamp - parent_timestamp) // 10, -99) +
int(...
- 3,930
1
vote
1
answer
57
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Is it possible to use low mining complexity to remove some certain transaction in the past?
I have a question that has concerned me for a long time. It relates to the security and reliability of the blockchain applications.
Let's assume I want to build an application that uses Ethereum or ...
- 113
0
votes
2
answers
677
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How can I calculate a given Ethereum block's difficulty?
I understand that mining a block involves trying to generate a hash that is less than or equal to a target dictated by a required difficulty. Ethereum Wiki on Ethash:
def mine(full_size, dataset, ...
- 131
0
votes
1
answer
284
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Custom difficulty consensus in a private network.
Suppose in a private network setup , one node runs a standard geth client, and then we add another node to the network using a modified geth, where only the difficulty has been made static. Can this ...