Questions tagged [hashpower]

The hash rate is the measuring unit of the processing power used to secure the Bitcoin network.

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How do we know that a certain hash below the target is even possible when mining?

If the target hash were artificially low, i.e. 3, how do miners know if there will ever be a nonce that produces such a hash?
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College Economics Student in Support of Crypto Looking for Live Hashrate Data

I am a college economics student doing a Thesis project in support of the long term viability of Crypto. Does anyone know where I can get live Hashrate data for free or for sale? I appreciate it - ...
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Reversing network hashpower

I'm reading this article by Vitalik Buterin on Problems in Cryptocurrency and don't quite understand what this means: Ideally, after some number of blocks (perhaps logarithmic in the total size of ...
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Why is a 51% attack guaranteed to outpace the rest of the network's miners? Doesn't 51% hashing power give only a slightly higher chance?

I thought hashing power is an expression of the probability of being the one to solve the cryptographic puzzle and placing a new block on the network. If that's true, owning 51% of the hashing power ...
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Is mining a fair mechanism in blockchain network?

As we know, propagation of a new block in blockchain network has some delay and many nodes receive the new block later. so if it is that the first one who finds the nonce properly wins the block can ...
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Is it feasible to prove the density of found hashes and could that be valuable?

Background When a miner claims a certain hash power and timestamps a block they solved, they are making a claim that a certain amount of time has passed since they received the previous block. ...
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How can we find the hashrate distribution of different pools? [duplicate]

we can see that different websites propose some graphs in which the hash rate distribution is depicted, like the attached Figure. 1) I want to know that how do these websites approximate this ...
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Who can predict that a benign attacker has 51% hash rate of the system?

In the Bitcoin network, suppose that there is an attacker who has 60% hash-rate (hr) and then other users have 40% hr. Therefore, it is obcioust if other users generate any new block, attacker can ...
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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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What is the formula for inferring hash rate from difficulty and block frequency?

Two parts to this question 1/ There have recently been concerns over drops in hash rate observed on sites such as blockchain.com. However, my understanding is that hash rate is inferred from the ...
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How the difficulty of the network affect the average block mining time if we have static hash power?

Let's suppose that I have 500 KH/s of hash power overall from my mining rig. I'm about to start mining coin X and its network difficulty is Y. Current hashrate of the whole network is 100 KH/s and ...
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If I have 51% of the capacity of the entire network, can I mine absolutely all the blocks faster than the network?

I'm really wondering can I mine absolutely all the blocks in the network faster than rest miners with their 49% hashing power not for the purpose of conducting double-spend attack?
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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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What precisely does the commonly reported network hash rate refer to?

Specifically, does it refer to SHA hashes per second, or does it refer to nonce-iterations per second, because to check a nonce requires the application of SHA twice.
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Are miner builder/sellers profitability calculations true?

regarding to this question here How many hash calculation is needed to reach one BTC? , it takes about 1387 years with 1 TH/s power rate to reach 1 BTC. So if someone has a machine with 53TH/s power ...
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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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What is a relationship with total hash rate(hash power) and average block generation time?

This chart - hash rate means total hash rate of All minor? I think the most significant factor for difficulty and block generation time is the hash rate of the biggest mining pool not total hash rate ...
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19 out of 24 words of BIP39 passphrase (brute-force last 5?) [duplicate]

I have managed to lose 5 words of my 24 word Ledger Nano S recovery phrase. I have words 1-19 but I am missing words 20-24. I have significant holdings on the wallet so would very much like to recover ...
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Are there still miners or mining pool which refuse to implement SegWit?

It was well known that initially while SegWit got more than 50% of hashrate after activation that a part of the mining pools refused to implement it. But are there still blocks being mined by miners ...
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How is pool hashrate share name known?

Since it’s not possible to know mining pools nodes addresses, how do we know the that a specific node owing 15% of share belongs to btc.com for example ?
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Can the Bitcoin halving be delayed?

Currently the next halving date is May 2020 (provisional) according to enter link description here. I understand that every 210k blocks, the block reward is halved and this works out, roughly, to ...
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Hash rate of the average PC/Top end PC [duplicate]

Hi I was wondering if anybody had any idea about what the hash rates are like with PCs released fairly recently. I'm sort of looking for figures to use for an average user if they wanted to use their ...
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What stops miners from no longer submitting failed hashes to the network, to reduce the difficulty and block time?

As I understand it, the difficulty adjusts based on the hashrate to keep the block times at 10 minute intervals. But if Alice and Bob are the only ones mining on the network, what's to stop Alice from ...
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Hash rate : Algebraic Equation

I recently made a post on stack, Calculate hash rate in IOS, in hopes of deciphering how the hash rate is calculated when benchmarking performance. The reason I wanted to do this is to compare against ...
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minimum hash rate of a pool to earn a reward

how much minimum hash rate of a new bitcoin pool should be to be able to compete with other pools to earn a reward? how can I calculate that value? any help appreciation
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How has the hash rate for bitcoin continued to increase despite price drops and miners dropping out?

Despite price dropping in 2018, the hash rate for bitcoin tripled from around 15 EH/s to 45 EH/s. Why is this the case? I am aware that the network difficulty adjusts meaning that if miners drop off, ...
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What exactly makes altering of data in non-bitcoin blocks hard?

If leading zeros is only bitcoin requirement, then what makes altering of data in blocks hard? Like now its easy to modify a block and generate new hash for every subsequent blocks since generating ...
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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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Why does a malicious miner need more hashing power than the rest of the network combined? [duplicate]

I don’t quite understand why a malicious miner needs more hashing power than the rest of the network combined. When miners are solving a hash puzzle, aren’t they solving the puzzle individually? If ...
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What is resource of mining rewards

How the coins must be paid miners for mining process is provided? One of resources may be transactions fee. Is there any other resources for proving reward of miners?
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ASIC Speed measurement

Mining hardware manufacturers use "Hash rate" to define how fast the mining is with their ASICs, but do they mean 1 sha256 cycle speed or Bitcoin hash speed sha256(sha256(header)); ?
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how to calculate hash rate of your rig?

First going the easy way, I would use any online calculator but most of these mining calculators require the hash rate of my device. I am unable to find a suitable answer or a guide to easily compute ...
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What stops people attacking my new coin?

Say I just made a new altcoin. I mined it for a few days at some reasanoble difficulty - 2000 for example. I got to the 10 000th block and I am happy with my premine and network. Then, an attacker ...
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Why were miners still mining BTC at times when BCH was 2-4x more profitable to mine?

From August 2017 until mid November (prior to BCH's hardfork with the difficulty adjustment algorithm) there have been some occasions (notably end of August, beginning of October and mid November ...
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How much time to re-mine blockchain at current hashpower?

It has taken 9 and half years to mine all blocks averaging 1 per 10 minutes. How long would it take to re-mine all current blocks at current hashing power?
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Is possible to destroy the Bitcoin for just $500K? (51% attack)

Everytime I read about the 51% attack the answer was something like: is really expensive to get 51% of power on BTC and nobody will invest so much so to destroy the bitcoin. But I found this site ...
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Why has BCH not received a 51% attack yet?

BCH right now has around 10% of BTC total hashrate. There are multiple pools that control 10%+ of the total BTC hashrate why haven't any of those just allocated a few hours of hashrate to do a 51% ...
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How do we know which miner or pool mined a block?

There are websites that talk about each mining pool's total % of hashrate. I think they do that by calculating what % of the last X blocks were mined by a particular miner/pool. But how can we know ...
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Hashes and payment

I’m still learning about mining and all, but there’s one thing I still don’t understand. I was checking out the hashflare site and came across the store where you can buy hashes. What I don’t get it, ...
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Would mining future bitcoins break the bitcoin?

assuming an bitcoin miner with very much hashrate like bitmain would decide to mine "future" bitcoin blocks and provide them within very short time to the network, would this break the bitcoin? As i ...
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Bitcoin mining difficulty and hash rate

On blockchain.info there is the charts that shows the mining difficulty over time and the hash rate over time. See: Hash: https://blockchain.info/nl/charts/hash-rate Mining difficulty: https://www....
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Zero Hashes Per Second with Diablo-D3 Miner

I'm trying to setup Diablo-D3 Miner on my computer (I'm aware that there are other solutions available, but I need something written in Java for a personal project) and I see in console I'm getting ...
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How do I calculate the expected shares per minute for my pool

I am currently mining Zencash in a pool, and I'd like to be able to calculate the expected shares per minute for a given pool's hashrate. Let's say the pool's hashrate is 50 KSol/s. I think that the ...
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Bitcoin mining question about hashrate helping you exponentially

I am a total newb in the crypto mining world and was researching the profitability of bitcoin mining when I came across bitclub which offers almost 4x more profit than mining by yourself. Their ...
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Probability of block rewards

Assume that there are only three mining pools, all with the same hashing power, mining for bitcoins in the bitcoin network. Which mining pool is most likely to get the block reward? Do you all think ...
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GPU Mining Speed

I am a bit new to the whole mining thing and just have a economical issue when it comes to selecting GPUs. Sorry if the title is in appropriate. Let's just say in mining Ethereum, a 1070 ti (costs $...
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If BTC.com has the highest hash rate, then why is it not the only pool prodcuing the blocks? [duplicate]

with respect to : https://blockchain.info/pools BTC.com pool seems to have the highest hashpower of 5648.00 PH/s[as per https://btc.com/] .Then how is it that other pools are also able find the ...
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How is Ethash a 'memory hard' algorithm if it utilizes peak GPU memory bandwidth?

According to the Ethash algorithm described here, the computation for each nonce requires a loop of 64 iterations, where each iteration reads a chunk of 128 bytes from a pseudo-random location in ...
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Why is Ethereum total network hashrate still increasing if there are no GPUS to buy?

The total Ethereum network hashrate is close to doubling relative to its December level. Mining difficulty is also increasing proportionally of course as the total reward per block stays the same. ...
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retail hardware SHA256d hash rates [duplicate]

Obviously it hasn't been profitable to mine bitcoin on retail hardware for years at this point. Nevertheless, I'm curious. Does anybody have any benchmarks on what the hash rates for retail ...

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