Questions tagged [difficulty]

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7
votes
1answer
632 views

Calculating difficulty and verifying a hash as a solution

I have a scheme right now where individuals are committing to a contract a solution to a problem similar to Bitcoin's proof-of-work protocol. Here's the basic flow...the contract calculates a seed ...
25
votes
2answers
17k views

When will the difficulty bomb make mining impossible?

I know the answer must be out there in the code already, but I couldn't figure out where exactly. Could someone do the maths for me: With block 200k the difficulty bomb started increasing the ...
29
votes
4answers
12k views

How do I decrease the difficulty on a private testnet?

I've created a private test network. On the genesis.json file, I've changed the difficulty to 1. Yet, mining a block still takes hours on my CPU. I suspect that is due to some configuration related to ...
5
votes
1answer
890 views

Ethereum Difficulty History? Percentages not a chart

Is there any website that shows the Ethereum difficulty with percentage increase instead of just a chart ? I'm looking for something similar to https://bitcoinwisdom.com/bitcoin/difficulty : in the ...
2
votes
1answer
166 views

How is difficulty used by mining clients?

I understand how it's calculated and what its intent is. I'm unsure of how the value is being used in practice.
24
votes
2answers
4k views

Why are there no leading zeroes in ethereum block hash?

The block hash has to be below certain difficulty, right? In bitcoin this means, that there are many leading zeroes in hash value, eg. for bitcoin block #402329 hash is ...
23
votes
3answers
20k views

How is the Mining Difficulty calculated on Ethereum?

Having read various pieces of documentation, it's still not completely clear to me what dictates the difficulty rise, and how Ethereum difficulty levels differ to Bitcoin. In the past week ...
12
votes
2answers
3k views

Why am I getting less than 5 Ether per block?

Was something changed recently? I've been getting less and less ether per block - is this tied to difficulty level? I thought difficulty would affect the rate of mining a block, not the number of ...
25
votes
1answer
6k views

What is the “difficulty bomb” and what is the goal of it?

The difficulty bomb is related to the switch to proof of stake. How does it work exactly and why is it going to help to switch to proof of stake?

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