Questions tagged [pow]

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2 answers
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How to do pow_mod256?

Vyper has the built in function a ** b % (2 ** 256). Is there any way to make the same calculation in Solidity?
Anton Grigorev's user avatar
0 votes
0 answers
17 views

etherbase address changes automatically in a private network

I am running a private Ethereum PoW network, which has a miner with a public IP address. Unfortunately, my miner's etherbase address is switching to an unknown address: "...
S.Rti's user avatar
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1 vote
2 answers
2k views

Why ETH gas fee is still expensive >$5 - $10 after sharding + POS?

I just notice that ETH charges $40 for a tx at the time POW + high demand $5-$10 at the time POW + avg low demand And $5-$10 at the time POS + low demand (current 2023) So can you explain more why the ...
Neo.Mxn0's user avatar
  • 113
0 votes
1 answer
238 views

How can i convert Ether from the PoW chain in to Ether on the PoS chain?

I am basically looking to convert the ETHW (proof of work Ether) to PoS ETH ( proof of stake ether ) and i understand that ETHW has no contract address, since it is NOT an ERC-20 token instead it is a ...
Muhammad Yasir's user avatar
0 votes
1 answer
29 views

MetaMask does not let me send transactions on private network

Metamask lets me deploy contracts on my private network and but it does not let me send transactions. Its real network running on a few nodes with PoW, only thing different is that minimum gas fee is ...
tonidev's user avatar
  • 11
0 votes
1 answer
14 views

Where are the docs on transaction filtering?

Say we have a user that tries to make a fake transaction. Where are the docs regulating how it is checked before it is fitted into block (pre and post PoS consensus merge )?
Blender's user avatar
  • 73
0 votes
1 answer
15 views

Do you need Ethereum specific-software to mine ether?

My question relates to the current Ethereum proof-of-work chain. I am just wondering if one needs specialized Ethereum software to mine ether. Or maybe you can just connect to a pool that runs the ...
StatsScared's user avatar
1 vote
1 answer
29 views

Does the upcoming Merge to Proof of Stake reduce supply or tighten it?

With the talked about merge to POS, what does this impact besides getting rid of POW miners? Will emissions be the same % as POW? How does the merge affect supply of coins?
Patoshi パトシ's user avatar
2 votes
2 answers
2k views

How to build an Ethereum private chain using POS consensus

I want to use POS consensus to build my own private chain, who can tell me how to do it?
katoyi's user avatar
  • 21
1 vote
0 answers
18 views

If modelling an Ethereum blockchain, would you use PoW or PoS?

I'm modelling an Ethereum network that will hopefully form part of a PhD, which will be used to identify a blockchain's functionality in certain industrial situations. I wrote my MSc dissertation on ...
Ian Thompson's user avatar
2 votes
0 answers
111 views

What are the factors involved in NFT gas consumption?

After reading this article ("The Unreasonable Ecological Cost of #CryptoArt" Part 1, Part 2), I'm keen to better understand what are the factors involved in energy consumption by NFTs. The ...
ludovico's user avatar
  • 153
1 vote
2 answers
479 views

What's the most efficient way to check if a number is a power of ten in Solidity?

That is, how to check whether a given number is 10, 100, 1000, etc., all the way up to 10**77, which is the highest power of 10 that fits in uint256.
Paul Razvan Berg's user avatar
1 vote
1 answer
838 views

Measuring transaction latency and throughput in a multi node local private network

I'm quite new to Ethereum. I'll give a bit of context of my setup. I have created an Ethereum private network with Ethash (PoW) as the consensus algorithm. I’m aware of the resource consumption of ...
Tim's user avatar
  • 11
1 vote
0 answers
72 views

can a running blockchain fork from PoW to PoA?

can a running public blockchain hard fork from PoW to PoA?
iooiwok's user avatar
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0 votes
2 answers
1k views

Creating ERC20 token: What determines price, PoW, Minting and changing code after deploying

I did a lot of research about this, but still don't understand some concepts around token price and proof-of-work. First of all, imagine I've created a token, which is ERC20 or 223 standard smart ...
Kaneda's user avatar
  • 365
0 votes
1 answer
174 views

Finality in blockchain consensus

Is Absolute/ Immediate Finality a goal in blockchain consensus or does some areas work better under probabilistic finality such as Ethereum's Pow and to be PoS? (I know that some networks using BFT ...
AvocadoChocolate's user avatar
2 votes
1 answer
293 views

PoA network confusion resolving using geth

I am planning to move from PoW to PoA consensus (clique) using geth. But I am confused of some of the topics - 1) Empty blocks are created periodically? What is the size of an empty block? 2) Is it ...
sharif2008's user avatar