Questions tagged [mining]

Mining is the process by which it is ensured that the blockchain is the same across all nodes. A miner that solves a cryptological problem related to the previous transactions on the blockchain is rewarded with Ether.

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Geth error: flag provided but not defined

Geth version Geth Version: 1.10.20-stable Git Commit: 8f2416a89a3def6ec2c749d5afafbf2c9a18e3c8 Architecture: amd64 Go Version: go1.18.1 Operating System: linux GOPATH= GOROOT=go Error: flag ...
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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?
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Mining gently, protecting my hardware

I have a desktop computer with 3 GPUs (GeForce 2080 Ti) on Linux (Ubuntu). I have been mining ethereum before but experienced GPU failures, recently, due to the high workload during mining. I have a ...
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How to simulate a transaction before sending it

Miners will include the transactions into block and those will change the state of a lot of variables including the balances of accounts. I wanted to do it in my local node before sending transaction! ...
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How can i write my own bitcoin miner software/program? [migrated]

I want to produce satoshis from the computer's cpu or gpu, collect them in a pool and transfer them to the wallet I want. I've been searching for months, but I couldn't find a training set for what I ...
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What is mining puzzle used in Ethereum?

In case of Bitcoin we know that puzzle used is generating a nonce such that there is a fix number of Zeros in the hash. While in case of Ethereum blocks we couldn't find any similarity can someone put ...
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How to calculate token ID for my own NFT marketplace

I am just creating my own NFT marketplace. I need to create unique token ID for each NFT but the current demo for token ID is like below. contract ERC721 { ... mapping(uint256 => address) ...
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Is there a chart that shows the daily Eth mined vs the amount of Eth burned in the day?

I'm curious to find a chart that shows the amount of Eth emitted in a day vs the amount of Eth burned in a day. And show the exact total of Eth being released per day.
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How Uncles (Ommers) Hash include in headers?

I'm confused with the definition of uncle block. I read every articles and they say basically uncle block is a block that valid but lose the race to main blockchain. All the blocks' hashes that lose ...
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Weird block: miner prioritized lower gas TXs (200 times lower!) and let others fail. Analysis and questions

I encountered a situation that made me doubt everything I know about Ethereum transactions. In block 14721317 the transactions in positions [0, 1, 2, 3, 5, 9] all contain the same BuyOrder to buy the ...
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What is NFT Mining?

I have encountered about NFT Mining at may places over the net, twitter. I know about mining Bitcoin, Ethereum works with Proof of Work algorithm and able to get exactly, what's going behind the stage ...
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What is the formula to check difficulty on Ethereum genesis block? given ex: genesis block difficulty = 0x0400

I am having trouble understanding something related to calculating difficulty. Target difficulty is described as 2^256 / difficulty . The difficulty of the genesis block is notated as 0x0400 which is ...
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When was the 5 ETH block reward for Mainnet/Frontier launch decided on?

Having scoured the Ethereum foundation blog, I cannot find a post where the initial 5 ETH block reward was decided on. I am aware of the 0.26X of pre-mine sale which was given, but this does not = 5 ...
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events can cause state change?

I am doing a simple HelloWorld class trying out several things including emitting events. My contract code is below: // SPDX-License-Identifier: MIT pragma solidity ^0.8.0; contract HelloWorld { ...
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Can't mine Ropsten chain on geth

I am in need of quite some amount of Ropsten eth, thus yesterday I decided to start mining it. I purchased a VPS with following specs: 8GB ram 160 GB NVME SSD 4 CPU Cores I started fast syncing with ...
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What is the point of NFT vouchers?

NFT vouchers signed by an NFT image creator are a way to lazily mint NFTs but what real purposes do they serve?
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Longest Chain vs Heaviest Chain

I was reading the book "Mastering Blockchain" and came across the concept of the Heaviest chain vs Longest chain under Ethereum Section. This is the figure that I am unable to understand. ...
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Will blocks found via proof of work mining still be rewarded after the merge?

I can't find an answer to this anywhere. The difficulty bomb will increase block times which implies that blocks can still be mined post merge at a slower rate until reaching the ice age. Will those ...
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go-ethereum clique stop mining after one block, each node

After a whole day trying, it's time to ask. I have 14 nodes using go-ethereum that used to work just fine. I generated 14 accounts, inserted them in signers and voters in the genesis file, created the ...
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Why does ASIC-resistance in PoW decrease miner concentration

I seem to read this argument all the time - for example here or here - that GPUs are more general interest, so consumers are more likely to have them, and so, because there's one less filter ...
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link metamask wallet to my shopping site

I have an nftmarket site. How do I link Metamask wallet to transact on my site. Artists will sell nft through my site, so how do I connect the metamask?
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State root mismatch error at mining genesis block

I am working on a private Besu implementation. I made some modifications to the open source package, and when I went to start a new chain instance it gives a state root mismatch error for the genesis ...
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1660s Overclocking Settings Hiveos

Hi Members hope you all are doing great. I switched my pool to 2miners using gminers. I am using 4 1660s cards, Is my overclocking settings are correct? I need 31M/s for every cards that's why I ...
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How does mixhash avoid DDoS?

I have read here about the need for the mixhash. When miners verity block, should they calculate mixhash and verityit it first? and then calculate block hash to check that it meets the difficulty ...
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Does the age/timestamp of a transaction matter to a miner?

Up to now I know that miners choose transactions to be included in a block only based on their related transaction fees. Does the age (i.e. timestamp) of a transaction play any role in the priority ...
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Shouldn't failed transactions never use up gas?

When you call pure and view functions, they only run on the node you use to connect to the network. This makes sense, because no state needs to be changed. But for transactions that end up failing or ...
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Trasfert cripto direct wallet [duplicate]

Is it possible to set a ledger nano s wallet address directly as an ethereum mining wallet, ho provato varie volte ma nulla
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Block chain beginner questions

I am new to this Block Chain environment and this is not an excuse for asking this basic doubt its just that I am very curious about this question and I am not able to find any answer to this question....
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How Does EIP-1559 Transactions Exactly Gets Prioritized In The Same Block?

I've been trying to find how the EIP-1559 transactions gets prioritized in the same block. So I have few questions. 1 - What happens when the gas prices are the same (maxFee and maxPriority) ? How ...
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I would like to know if it is safer than future blockhash use a state variable value of any other contract at the time to pick a winner [duplicate]

Lets say a contract receives a value in a ERC 20 and is included in an array of players which indexes are the ticket numbers. Once time is over, a transaction is trigered and stops receiving deposits ...
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What is the difference in block mining between bitcoin and ethereum?

The following video https://andersbrownworth.com/blockchain/ has a nice example of how the mining process works on bitcoin. It shows that you need to find a nonce that, together with the data of the ...
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Why it's said that "after every block only a small part of the tree needs to be changed." in the Etherium whitepaper?

In the Ethereum whitepaper, it's written, The reason is that the state is stored in the tree structure, and after every block only a small part of the tree needs to be changed. Now I get the fact ...
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How do miners choose what transactions to include first in the block (after London)?

I have read Does using a very high gas limit somehow get your transactions executed slower? and How transactions are selected by the miners? My main question is the same, how do miners include ...
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How does a node know the consensus and reconcile the differences?

There are a lot of similar questions like this, but I could not find satisfactory answers specific to my questions. 1.Purely from a single node's perspective, how does it know that the block it ...
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Transaction Ordering Vulnerability, EtherTrust Approach: Independence of Miner

I am trying to understand how EtherTrust tool detects Transaction ordering dependence Vulnerability. The research in :EtherTrust paper, EtherTrust: Sound Static Analysis of Ethereum bytecode (netidee....
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Payable function not called when receiving ETH from mining

I have a contract which is in charge of dispatching ETH to a set of registered address. When I transfer ETH to it, the functionality works well, however when the ETH comes from a miner the ETH are not ...
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Why are Ether gas fees lower during the weekends?

Why are gas fees lower over the weekend (Saturday, Sunday)? This question is not exactly a coding problem but would help me understand a few things conceptually. My observation is that the traded ...
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What does the lifecycle of a transaction look like?

Can someone please validate my understanding of a transaction's lifecycle? From what I understand, it looks like this: - Joe signs a transaction with his private key which broadcasts the transaction ...
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Is MEV possible on bitcoin?

Miner Extractable Value (MEV) is a big topic in the life of ethereum users, and it creates an additional revenue source for the miners. Is MEV possible on the bitcoin blockchain as well? And if yes/no,...
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Concept Check: Data Server Nodes, Fetch Nodes

I had this idea for a way to make it possible to run a MUCH MUCH smaller node but still mine on a chain. I don't know if there is anything useful in it, but decided I would post it here for feedback ...
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What is "Partial order reduction" as discussed in: Exploiting The Laws of Order in Smart Contracts?

I am trying to understand the concept of partial-order reduction techniques discussed in the paper: Exploiting The Laws of Order in Smart Contracts Partial ordering is a technique to avoid event-...
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DDR4 vs DDR5 in setting up a ethereum node

Seems that set up a validator node is quite demanding on the computer specification. ( high storage, cpu with many cores, lots of memomry required) I was think whether DDR4 or DDR5 ram will be a ...
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How do contracts with timing functions get executed?

Let's say, there's a contract with timelock or vesting. In it there's a condition that check whether or not the right time has come, in order to release some tokens to some people. But said condition ...
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Possibility of no solution in Ethhash

Referring to http://gavwood.com/paper.pdf, especially Appendix J on Ethhash PoW algorithm It's stated that the nonce is a 64-bit number. The output is a 256-bit number, and it will be compared against ...
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How to mine and work on the same machine safely?

I want to set up a miner on my computers, but they are in a company network that I have to protect. So I don't want to run the miner directly on these computers. I thought that I could run the miner ...
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Why do small introduction Ethereum miners not exist, similar to Bitcoins Block Erupters?

I was introduced to Bitcoin and crypto with Block Eruptors which were little miners which would not realistically earn you anything but were a big hit, is there a technical reason Etherum miners only ...
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How to make sense of mining and pool difficulty?

I saw on my mining app for Ethereum using Ethash, that the maximum achieved was 210 or 220 THash / s, and on another machine, 180 THash / s. And then when I went to https://ethermine.org/statistics , ...
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What are the Benefits of running an Ethereum Full Node if you are not mining?

As stated in the title, what is the direct or indirect benefit i stand to gain from running a full node on the Ethereum mainnet or Testnet I know Nicholas has a brilliant answer here, but it's about 5 ...
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How to find the exact rejected share GPU on phoenix miner?

Hey there I’m new on phoenix miner because i have mixed rigs now! When i was on redteamminer I could see the invalid shares and rejected ones for specific GPU in miner screen of hiveOS, but now in ...
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geth preload not working?

I have been using the script provided in this thread to mine only non-empty blocks in a private network by using the preload command when starting the geth node, as follows: geth --datadir ./Node1/ --...
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