Questions tagged [mining-pools]

This tag should be used for questions referring to mining pools. A mining pool is a way of sharing the work needed to find a block. Miners are rewarded in proportion to the amount of computing power they contribute to the problem, with various ways of calculating returns.

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What are the benefit of mining an empty block

Something peculiar just happened on the newly mined block number 655534, it contain only the coinbase transaction, nothing else. I have searched for a similar question but only found this one Why ...
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Transaction being ignored by miners, I mean Ignored, Not “not mined because low fees”

I'm working on a project to visualize the mempool and (also) check if a transaction is being ignored by miners. I have my own mining queue, to compare "my first block" with the block that ...
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Anyone got links for any websites that were used to show miners signaling support for segwit? or screenshots?

Also wanted to confirm if my assumptions are correct about the whole thing: Initially BIP 9 was supposed to activate segwit but there was lot of controversy BIP 91 was proposed but again controversy ...
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nodes are run to get rewards or just to help bitcoin [duplicate]

I wanted to make a share of my help in bitcoin validation. my question is do Running A Full Node to validate transactions pays reward back or not so I can also benefits from my help to the community
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List of different unknown mining pools

A miner can identify himself when he receive his coinbase transaction, we can view them on website offering block explorer like https://www.blockchain.com/charts/pools Some of these miners are listed ...
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How can I get more than 1 BTC on testnet?

The only way I know of to get testnet coins is through faucets such as the following. https://testnet-faucet.com/btc-testnet/ https://testnet-faucet.mempool.co/ https://kuttler.eu/en/bitcoin/btc/...
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How do mining pools fetch and retrieve blockchain data? How could one start their own?

I was just wondering how the various cryptocurrency mining pools are fetching the live transaction data, such as merkle trees, block hashes, etc. I am new to mining, but a great programmer, so I had ...
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BTC - Mining Vulnerability and Future Consesus

In order for changes to the Bitcoin protocol to be made, 95% consensus must be achieved, otherwise a hard fork would need to occur? Is this the primary reason why changes to the core protocol are so ...
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How do I call getblocktemplate from C#'s bitcoinlib?

How do I call getblocktemplate from the bitcoinlib package for C#? This call does not work ICoinService CoinService = new BitcoinService(useTestnet: true); var blockTemplate = CoinService....
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What is the mining pool's transaction choosing algorithm to maximize their reward?

I have read the Bitcoin Core(version 0.19)'s source code, I have read its transaction choosing algorighm, I found that algorithm can not maximize the minging reward,I think the mining pool has its own ...
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Active workers vs Active users

In a mining pool, it says that there are active workers and active users. What is the difference between them? And does the block get divided per worker or per user?
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Can we check if a miner has validated the solution?

When a miner finds a solution for the block and broadcasts it to the other node, all the other nodes verify if it is a correct solution or not. The idea pops up a few questions in my head: I read ...
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How is a block solution broadcasted?

As we know there are scores of mining pool around the globe but some are pretty big ones such as Antpool, Poolin, BTC.com etc. with majority of them lying in China https://www.buybitcoinworldwide.com/...
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Having trouble finding wallet.dat

Where is the data folder for Bitcoin-Qt? Windows: %APPDATA%\Bitcoin (This defaults to C:\Documents and Settings\YourUserName\Application data\Bitcoin on Windows XP and to C:\Users\YourUserName\...
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Can edit mining node pool transactions list?

if I have a mining node that is attached to a bitcoin mining pool, can edit the order of the transactions sent by the pool to be mined by my node, and edit it, and even add manually transactions to ...
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The general principle of smart contracts for bitcoin [duplicate]

As far as I know, there is the possibility of realizing smart contracts using the Bitcoin blockchain. Explain how a smart contract works on the Bitcoin blockchain. I am interested in the general ...
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How does a miner identify himself

There has been a new mining pool appearing after the halving called Lubian.com cf https://www.cryptoglobe.com/latest/2020/05/new-bitcoin-mining-pool-comes-out-of-nowhere-already-5th-largest/ How does ...
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What is being done to avoid 51% consensus attack given 80%+ of miners are Chinese and that government could centralize all mining operations? [duplicate]

What is being done to avoid 51% consensus attack given 80%+ of miners are Chinese and that government could centralize all mining operations? / Can the consensus % be incremented to a higher more ...
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What software should I use to mine bitcoins? [duplicate]

I'm really interested in bitcoins but I don't really trust any exchanges to keep my ID safe. I thought it would be a good idea to mine bitcoins for a day or two to get a couple of cents to send around ...
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Which bitcoin mining sites actually work and don't scam people?

I need helo. I am a noob in bitcoin mining. I have been seeing ads about mining platform and I want to know what's working and what doesn't. Thanks
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Problem connecting on Slush's pool with GUIMiner, i tried many Host adress to connect, every time it says the target computer expressly reject it

I'm on Windows 10 with GUIminer, i want to mine on the slush's pool but every time i enter every host adress i saw it didn't work on slush pool. I entered the right login for my miner and on ...
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BITCOIN MINING POOL OPERATION CONCERN

I have contributed Bitcoin into a mining pool that was being promoted on Instagram. The miner of the pool informed me that the process consists of 5 cycles. He set an initial amount of Bitcoin to be ...
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Retrieve my balances

I just recently discovered that i had a GUIminer that i installed in 2012. I also had Bitcoin Core with several wallet.dat files. I have been unsuccessful in running a full node as my computer and ...
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How many zeros must be in a bitcoin share for a pool to accept it?

In the binary representation of the hash. Now the hash should be about 80 zeros. In the share - less, but how much exactly? At the dawn of bitcoin in a share, it was enough to have 32 zeros. Now the ...
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Bitcoins stuck in memory pool [duplicate]

I sent my 0.1 bitcoin on the 8th of January from an offline wallet (Bitcoin Core), to an online wallet. Still haven't got the btc in my new wallet. The status on the offline wallet says: "unconfirmed, ...
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Mining pools communicating outside of network

Does anyone know of any papers / evidence of bitcoin mining pools communicating outside of the bitcoin network for financial gain? It seems plausible in practice, but I am not sure if that has ...
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Why stratum's data previous hash has that specific byte ordering?

I am doing some tests to understand the stratum protocol. If I connect to a stratum pool (slush in this case), and check the data I receive after mining.authorize, I get the following previous hash: ...
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Stratum protocol - problem with implementation in python

For a couple of days I'm trying to write simple script in python to communicate with stratum pool server. I'm using simplified code of NightMiner (https://github.com/ricmoo/nightminer/) and some ...
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If I were executing a 51% attack, would I be broadcasting my state of the network to nodes?

In the scenario where an entity has control of greater than 51% of the hash power and wishes to build a longer chain where they double-spend previously confirmed transactions, do they broadcast the ...
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Calculate the hash of mined block using stratum parameters (coinb1, coinb2, xtranonce1…)?

Miners get several parameters from the stratum pool: coinb1, coinb2, xtranonce1, xtranonce2... according to here. I wonder if it is possible to reproduce the hash of one already mined block, but ...
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How to get the pool name from coinbase transaction?

Is it possible to retrieve the name of the pool that mined a block looking at the address in the coinbase transaction? For example, the address in the coinbase transaction of block ...
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mining Blockchain Blocks

What if a miner starts to generate a new block hash based on trans data,latest block hash , timestamp and nonce , then in the middle of the work a new block has been added by another miner. in this ...
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1answer
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Why does it make sense for mining pools to send empty blocks to miners in Stratum v1?

I am reading the recently released specs of Stratum v1 versus Stratum v2. One of the features is that "it is equally as efficient for pools to send full blocks for miners to begin working on as it is ...
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Can collective mining pools refuse to recognize a mining block mined by a specific miner?

This is a continuation to the question: Can a bitcoin transaction from a specific bitcoin address be banned? (via mining pools). Suppose Satoshi Nakamoto sends bitcoins from one address to another, ...
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Can a bitcoin transaction from a specific bitcoin address be banned? (via mining pools)

Can a bitcoin transaction from a specific bitcoin address be banned? (via mining pools) Suppose Satoshi Nakamoto wants to send some bitcoin from one of his bitcoin address, can the mining pools ...
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Is it profitable to mine Bitcoin on iPhone X? [duplicate]

I'm a newbie to mining, so in just trying to explore our. I wish to know if it's profitable to mint it on iPhone X? What I mean by profitability is making between $1000 - $3000 monthly by mining. ...
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How do i configure two (or more) Antminer S9s on one bitcoin.com account?

I just added a second Antminer S9 to my pool. I've been mining with one S9 and bitcoin.com for about a year. in Antminer-1 configuration I have my bitcoin username in the "Worker" Field / password "...
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how do mining pools expose their stats?

Webistes like https://miningpoolstats.stream/ must communicate with the pools somehow. What protocol do they use to retrieve information such as the pool's hashrate and what blocks have been mined by ...
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Don't miners control who is allowed to make transactions?

Simple question really, considering theres a very small group of miners controlling the chain ATM. Whats to stop them from being forced by the goverment to disallow certain transactions or just mining ...
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How to transfer hash power from one pool to another

Is it possible to transfer hash power from one pool to another? If yes, how?
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when a miner solves the problem in less than one timestamp then what does it do with its extra capacity?

If a miner solves the problem in less than one second then how does it use the extra capacity.
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In a mining pool, how do shares counting works with vardiff?

I was reading this very interesting page: https://slushpool.com/help/hashrate-proof/ I read the "How does the mining and hash rate calculation work?" section and with a fixed difficulty for all ...
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How to determine the geographic distribution of the hashrate?

I would like to map the hashrate distribution geographically, which would require knowing the IP address of the winning miner for each block. According to the paper by Miller et al several aggregator ...
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How can size of a block be significantly small? [duplicate]

As we all know bitcoin block size should be sth about 1MiB. (Some blocks about 2MB). And this is because miners put all transactions to the block every 10 minutes. So what happens technically that ...
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What are the chances bitcoin big mining pools to unite and do 51% attack?

Looking at this bitcoin hash rate distribution chart (https://www.blockchain.com/en/pools), it only takes 3-4 mining pools to unite and do a 51% attack. With this possibility, how can people still ...
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I'm running an antminer solo on my local bitcoind 'pool' will i get paid?

I'm running an antminer 'a' solo on my local bitcoind 'pool' plus an S5. Both are hashing away lovely, but only the S5 goes through bfgminer, 'a' is connected to my bitcoind 'pool' directly . My ...
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Can a block have multiple coinbase transactions? Also is there a limit to the number of signatures a multi-sig transaction has or requires? [closed]

I am wondering if a block can be created with multiple coinbase transactions. The US government regulates mining pools that have control over the miner's wallets, so it would be fabulous if this could ...
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Bitcoin, BTC.com and monitoring double-spend attempts

I'm reading Analysis of hashrate-based double-spending article. On page 10 there's a table listing probability of successful double-spend attack in relation to required number of confirmation. ...
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1answer
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Can a miner give themselves less than the maximum block subsidy if they wish to do so?

The current maximum block subsidy is 12.5 bitcoin. A mined block recently got rejected from full nodes after a miner tried to post the block subsidy as 13.26 bitcoin. But what about in the other ...
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