Questions tagged [mining-reward]

This tag should be used for questions about the revenue generated by mining. For questions specific to coin generation transactions (coinbase transactions) use the tag Coinbase-Transaction. For questions about the block reward halving, use the tag reward-schedule.

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To be more energy efficient, wouldn't be a consensual fork - right now - without the reward of new mined btc for each block helpful?

As the reward is lower, less effort is spend in mining new bitcoins. How the transactions fees will evolve would be quite crucial the get the miners activity down (and their energy consumption). I ...
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What would happen if the BTC price collapsed and the reward for mining dropped below the cost of mining?

Miners will only mine bitcoins if the reward they get from mining outweighs the cost of mining it. The network difficulty is adjusted every 2016 blocks (approximately every 2 weeks). If the price ...
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How do mining rewards get verified?

I understand that a miner who adds a new block can pay the reward to their address per the coinbase transaction, but who verifies that claim? Say, for example, I add a block, but instead of claiming 6....
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Is there any logical way that a “cloud Bitcoin mining” operation could be anything but a scam?

A few years ago, I paid (don't remember now if it was in Bitcoin or fiat) for a subscription to this "Cloudhash" scam. Basically, they claimed that I was "renting" a miner in their ...
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How can transaction fees be explained in a simple way?

I am reading the book Mastering Bitcoins 2nd Edition by O'Reilly, and it says: Alice buys a coffee from Bob's Cafe for $1.50, or 0.015 Bitcoin So Alice pays 0.015 Bitcoin, and Bob gets 0.015 Bitcoin,...
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How to choose the transactions for a block?

From my understanding, the memory pool (or transaction pool) contains "open" or "unconfirmed" transactions that have to be validated and can be chosen (arbitrarily?) to be part of ...
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How can a single miner be rewarded less than the current reward? [duplicate]

If a miner starts mining at 40 TH/s it'd make 0.0002462 bitcoin/day (according to this calculator). Is ~0.0002462 bitcoin actually something that will belong to the miner after an effective 24h of ...
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In a closed, working test network, how would I generate a signed block that a Bitcoin miner would otherwise create?

I have a POC where the essential, critical, priority goal is to use C# and the .NET Core Framework (Bouncy Castle for crypto, or Microsoft primitives for BigInteger ) where I do the following Accept ...
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If only one Bitcoin miner gets the block reward, is it worth mining only for the transaction fees as a (not-so-competitive) solo miner?

I have heard (but not that knowledgeable) about mining-pools. If a weak system joins the pool, it has a chance to get a portion of the block reward, but I assume that not all of the miners are joined ...
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how to explain to a child WHAT is BTC made of which is received as reward for mining a block?

i looked at different questions in this forum but cannot still clearly figure out. i am not a developer. ok, we have currently 6,25 bitcoin as reward for miners. how to understand in 1-2 non-technical ...
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What happens to a coinbase transaction when no address is given?

The transaction block This coin base transaction has no valid address for reward. Did we lose that reward bitcoin forever?
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Difference between crypto coin vs crypto block?

I have several doubts about cryptocurrency when I started(bitcoin) reading about it. I google it around and it only added to more confusion. I am not able to understand the difference between a ...
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Attacker Changing Address to Receive Block Reward [duplicate]

A miner creates a block B which contains address α, on which he wants to receive his rewards. An attacker changes block B, such that instead of α it defines a new address α’, which is controlled by ...
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What is the relationship between bitmain-freq, Hashrate and Power Consumption?

I am running a few old miners (T9+) to heat my home and they are too loud and making a loss (which is ok, as I am interested in the heat). Following this suggestions (sticking with the standard ...
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How does Bitcoin choose to which miner the reward will go? [duplicate]

Let's say 100 miners with similar hashrate all try at the same time to mine the same block and finish at the same time, how will Bitcoin choose to which miner the reward will go? Is there some prority ...
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71 views

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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What does “generate” mean when it appears as a transaction's type?

What is "generate" as a bitcoin transaction type? Why are "generate" transactions labeled as "immature" for 100 blocks? Is this type of Bitcoin transaction spendable?
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Why do miners choose low fee rate transactions sometimes?

Miners prefer high fee rate transactions to low fee rate ones, but the part which I don't understand is why miners pick a low fee rate transaction that has been waiting for hours in the mempool into ...
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29 views

How to query rewards data from a block

I am trying to find out how much BTC has been mined over time hence I would like to query the rewards associated with a block. However, I cant seem to find the API endpoint from the BTC databases I ...
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271 views

Who decides the block reward in Bitcoin?

I know that when a miner mines a block, he will be rewarded with some bitcoins. But who decides how much bitcoin he will get? If it is decided by all the miners (as they are the ones verifying ...
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264 views

How does the mathematical problem get harder for bitcoin mining over time?

How does it become harder for miners to extract bitcoin as time passes (excluding increasing computer capabilities and the competition between miners accordingly)? Is related to the amount of bitcoins ...
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1answer
50 views

After last bitcoin is mined, can miner(s) with nefarious reasons kill bitcoin by holding fees thereby deflating Bitcoin eventually to zero?

Just hypothetically speaking, once there is no more rewards and we transition entirely into transaction fee regime, if a miner (or group of miners) with unlimited supply of electricity, computing ...
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How do bitcoin nodes agree who first mined ablock?

Once transactions are broadcast and a node starts working on a proof of work, and finds it, it broadcasts it to all other nodes for that block to be verified and added onto their blockchain. All nodes ...
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Could a computer virus made less than a mb, which is sent as transaction that attacks miners? [closed]

What happens if computer virus less than a mb is sent as transaction that attacks miners?
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Resources of a miner's reward in Bitcoin?

To compensate the miner who could solve the PoW as the first one, they will receive some bitcoins as a reward for keeping them motivated due to the costs related to mining process (electricity and ...
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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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How does a miner’s pubkey get passed into miner.cpp?

I understand that a miner using an application like pooler’s cpuminer can set a Coinbase-txn address where new coins that are generated to. I’m trying to override this setting in the code of the core ...
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Is it possible, with bitcoin-core or btcd, to manually set the scriptSig field in a coinbase transaction?

I am talking about when using regtest or simnet modes. For context, it is so that I can create coinbase transactions with reproducible txids.
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When will the last block halving happen and when will the block reward fall to 0?

I could not find an answer for these questions: I found out that there are 33 periods of 210,000 blocks?!?!? First one gave the miner 50 bitcoins per block, then 25, 12.5 ... and the last one 1 ...
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Incentive for miners to keep mining once reward get very low [duplicate]

Currently each winning miner receive 12.5 bitcoin or 12.5*10 000 dollar per successfully mined block and the amount of bitcoin receive is divided by 2 approximately each 4 years. The incentive to ...
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How is it legal to award miners with coins made out of nothing?

I understand that block rewards are made out of nothing but say a miner wants to cash out on all of their bitcoins... this will lead them to obtain, let us say, the USD equivalent of all the bitcoins ...
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Bitcoin mining process-the leading zeros before the hash-how is the mining puzzle solved exactly?

Can someone please explain: In Bitcoin proof of work, mining is done to create and validate new blocks. Who becomes the sole block producer is subject to winning a "mining puzzle". As I understand, ...
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1answer
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How to verify virgin bitcoin

I am willing to acquire bitcoin without transaction history (virgin bitcoin) at a premium. How do I tell that the bitcoins I receive do not have any prior transactions (except of the mining one)? What ...
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1answer
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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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1answer
183 views

When is the halvening? What are the dates of past halvenings?

When a miner finds a new block, they receive a block reward that is comprised of the transaction fees from that block, plus a set amount of newly minted BTC. When the network started, this block ...
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537 views

How to calculate coin supply at each block height from all transactions?

We are working on a small project and imported all block information to mongoDB. Right now we're aiming to calculate the coin supply regarding to the block number. My plan is to loop through all ...
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421 views

What prevents miners from mining more bitcoin after 21million btc?

What prevents miners from mining more bitcoin after 21million btc was mined?
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Who will be the future miners? [duplicate]

We know that the bitcoin for mining a block is going to converge to approximately zero as the number of bitcoins will be almost constant after a certain amount of time. So, mining will no more ...
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34 views

JavaScript Mining System Design

How do I verify a unconfirmed transaction using JavaScript ?
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What will happen when the last bitcoin will be find [duplicate]

I have read there is a mathematical limitation of bitcoin count. What will happen when a miner will find the last bitcoin ? I have read nobody will do mining anymore. But, we will need miners in order ...
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33 views

reorg a bitcoin transaction

does anyone here have btc reorg full concept documentation that can be seen online? also i wonder if a specific block can be reorged? or all the blocks thats after the transaction must be reorged? ...
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what file/method is block reward processed?

I have managed to build an altcoin (from litecoin source) but my coin requires that I make changes to the way rewards are made. I have been looking at the source code to try to find where block reward ...
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1answer
101 views

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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161 views

Chicken and Egg confusion over Bitcoin generation

If Bitcoin is rewarded through mining, and mining is the process of packing some transactions in a block(and adding that block successfully to the blockchain), and on the other hand, a transaction ...
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1answer
375 views

How does one mine a fraction of a bitcoin?

I'm new to the whole bitcoin stuff. The stuff I've read about mining so far told me that when a node in blockchain finally finds the correct nonce for a block that can be accepted in blockchain, it ...
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179 views

Am I Being Prodded By A Bitcoin Mining Scammer?

I had someone approach me via an insta post, because i found his account and liked a photo. He said he was a bitcoin miner and forex trader in LA california, and asked if i was interested in earning ...
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1answer
172 views

Mining Pools Transactions Fee

I am learning about mining pools and trying to understand their reward structure and transactions fees. Looking at the two largest pools, Antpool & BTC.com, as far as I understand AntPool uses ...
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What is stopping pool managers to fake a miner?

What if a pool manager introduces a miner that is not there and then uses the reward distribution?
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114 views

Miner transaction selection - how are sigops considered?

There is a limit on how much a block can sigop (set to 80000?). There is also a limit on how much a single transaction can sigop (set to 16000?). It thus seems possible (and if it's not possible, the ...
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How do bitcoin miners determine the next valid state of a ledger?

I know bitcoin miners compete for a reward by seeing who can solve a difficult hashing problem first (proof-of-work). However, how does this random hash problem help validate the transactions in the ...

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