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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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

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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1answer
30 views

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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1answer
62 views

Funds disapprearance [duplicate]

I stored 0.0154 BTC in my blockchain for mining purposes and next morning I found my balance to be 000, what does that mean? Are my coins lost or stored somewhere else?
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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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2answers
259 views

How can I use hashrate distribution to make inferences about when a specific pool will find a block?

Miners find blocks randomly but also proportionally to the miner's hashrate. How can I best predict and express this 'chance' per mining pool? For example, if F2Pool has had 10% of the total mining ...
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1answer
425 views

What is the pool in Nicehash?

I am new to Bitcoin and recently have invested in bitcoins. I came across Nicehash when I was planning to get into Bitcoin mining. I understand that Nicehash gives you an option to rent hash power for ...
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1answer
87 views

Stratum protocol - problem with mining.submit method

code was written according to documentation. I have following lines for submit method submit() { // ["<worker.name>", "<jobID>", "<ExtraNonce2>", "<ntime>", "<nonce>...
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Bitcoin blockchain minner

Q. Is it correct to state that a Bitcoin miner has only two jobs: validating transactions creating a block to add into the blockchain
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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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1answer
791 views

Configuring GPU mining with CGminer

I know GPU mining is looked down upon, but I cant afford an ASIC. SO I would like to know how to mine Bitcoin with CGminer using my gpu. Any help would be appreciated. I already am connected to a ...
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Where can I get a visual example of the entire bitcoin network starting from physical network to the overlay network

*Note I am not a technical person so excuse any misunderstandings on my part here. I am looking to get a sense of how the entire system looks like as a whole starting from the physical hardware (such ...
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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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5answers
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Mining pool hashrate effect on a miner's income

Newbie miners have many misconceptions about how the hashrate of the pool they mine in will affect their mining income. If a big miner joins the pool there are some unhappy miners who think that now ...
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1answer
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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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761 views

Slushpool Miner Hashrate always Lower than Local Hashrate

A Short Story There is an Antminer server farm I provide support for with over 100 BC servers—mainly S9 and T9 models. There are three specific S9 miners that are side by side right next to each ...
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151 views

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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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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My Bitcoins are lost in transaction

I sent my 0,1 bitcoin on the 8th of Januari 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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2answers
75 views

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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27 views

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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172 views

Is there a way that we can report a Bitcoin scam?

Good day Is there a way that we can report a Bitcoin scam? I was recently scammed over R200000 therefore I would like to report the person and the platform to alert people of her fraudulent platform.
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10k views

How much internet traffic and bandwidth does mining with a pool need?

As you know the new Antminer S9 is available and its hash rate per second is 14TH. Now, my question is if I buy one of these, how much internet traffic and bandwidth do I need for mining by pool and ...
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1answer
37 views

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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1answer
52 views

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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1answer
101 views

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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1answer
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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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2answers
8k views

What is the format of the coinbase transaction?

I'm trying to understand the format of the coinbase transaction. I've read that it is arbitrary and not specified. I'm wondering because I need to generate mining work and create an internal pool. As ...
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3answers
24k views

What is pool hopping?

What is pool hopping and how do pool hoppers affect other miners? Are there ways to prevent it?
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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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2answers
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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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1answer
48 views

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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1answer
111 views

Does getting shares when mining mean that I have earned a reward? [closed]

So I have 13 Total Shares (Non Rejected) and my pool is Mining Pool Hub. It does not show that I have gained any Ethereum when I go to Dashboard (Under Ethereum) on Mining Pool Hub. Do accepted shares ...
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1answer
69 views

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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1answer
44 views

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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1answer
76 views

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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3answers
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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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1answer
33 views

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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2answers
6k views

Do you need to download the entire blockchain in order to mine bitcoins?

Do you need to download the entire blockchain in order to mine bitcoins? I'm downloading bitcoin-qt, and I'm afraid it will take up too much memory on my computer. Also, I just read that when another ...
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1answer
2k views

Bitcoin Mining on Office Network

I'm a bitcoin novice and i've read a bit about mining. It got me thinking that I could setup our office network to min bitcoin (obviously with permission) We have a centos linux server which is on 24/...
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60 views

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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1k views

CPUminer minerd output confusion (OLY & crypticpool). How do I get multiple, “yay!!!” in a single block?

I'm a bit confused by the output of my minerd from cpuminer because my understanding is that there is a 3 minute block target time, but somehow I got 4 submitted hashes in less than a minute, and it ...
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1answer
61 views

I got a coinbase transaction and I don't know where it comes from

I received a small payment from a coinbase transaction, but I haven't been mining nor I have signed up on a mining pool. Does this happen when someone accidentally sets my address instead of theirs ...
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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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1answer
111 views

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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1answer
30 views

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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