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Questions tagged [immature-coins]

Immature coins are newly created coins that aren't old enough yet to be considered trustworthy of spending. They mature when the creating block is succeeded by the 100th block.

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When exactly does the miner get their reward?

When exactly does the miner get their reward via the coinbase tx? Say I am a miner and I have mined a block. I broadcast it to peers A, B, and C and they then broadcast it to their peers and so on. ...
RedGrittyBrick's user avatar
2 votes
1 answer
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Mine blocks to specified address in regtest mode

I am running the ruimarinho/bitcoin-core docker image and trying to understand why the block reward is going to the wrong btc address. I have the following scenario: $ bitcoin-cli -regtest ...
Kevin's user avatar
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Spending block reward after subsidy end

After block subsidy goes to zero does a miner still have to wait 100 blocks to spend the reward (from the fees)?
zndtoshi's user avatar
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3 votes
3 answers
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Why coinbase maturity is defined to be 100 and not 50?

I understand the logic behind coinbase maturity. One thing that I cannot find an answer for is why it's defined 100 and not 50? Is it just probability reason to decrease that orphan blocks will be ...
liorko's user avatar
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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?
Efe's user avatar
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2 answers
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Bitcoin block maturity and block reward rules

According to the Bitcoin wiki: "When a block becomes an orphan block, all of its valid transactions are re-added to the pool of queued transactions and will be included in another block. The 50 BTC ...
Anonymous's user avatar
1 vote
2 answers
99 views

Mining reward for stale blocks

Suppose a miner mined a block and the block was part of the best chain. He must have got his mining reward then. Now suppose that due to a fork sometimes later, the block that he mined is no longer a ...
Ankit Shubham's user avatar
3 votes
2 answers
308 views

Orphan block payment maturity

I know that the outputs coinbase transaction can be spent only after receiving 100 confirmations. So is it that a miner who mined an orphan block receives the outputs of coinbase transaction but can ...
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what happens to spent bitcoins gained from a block of a soon to be dropped chain as a result of a fork?

lets say i gained bitcoins for mining a block and then spent them on a transaction, then later the chain im using gets replaced because of a longer chain. assuming the block difference is up to where ...
artemis's user avatar
3 votes
2 answers
1k views

What happens to the mining reward if the blocks gets replaced?

When a block is added to the blockchain, the miner gets rewarded. But what would happen to the mining reward if the network replaced the block's branch with another because the latter is longer? If it ...
Galactus Gryffindor's user avatar
1 vote
1 answer
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Cryptonote Based Altcoin All Transactions Locked

I've created an altcoin based on the Cryptonote protocol. I have two seed nodes and am mining (successfully) on both of them in order to test the network. However, all mined coins are showing up as "...
ScottishTapWater's user avatar
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Does desktop wallet need to be online for the coins to mature?

Suppose, I've installed a new coin wallet, got synchronized with the network, now I've sent some coins to my wallet. Now, if I close my wallet (and stay offline), would it get maturity after X amount ...
user1844626's user avatar
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What is 'spendability of coinbase transaction after 100 blocks' in Mastering Bitcoin referring to?

Ch7 of the book writes at the end of the Introduction section: "After 100 blocks back there is so much stability that the coinbase transaction—the transaction containing newly mined bitcoins—can be ...
user2065276's user avatar
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1 answer
4k views

Coinbase maturity of 100 transactions [duplicate]

The protocol rules state that For each input, if the referenced output transaction is coinbase (i.e. only 1 input, with hash=0, n=-1), it must have at least COINBASE_MATURITY (100) ...
Randomblue's user avatar
5 votes
2 answers
1k views

Transaction fees when a block chain is discarded

I'm a bit new to the bitcoin system, so I apologize if this is a "noob" question. A user attempts to take all the unverified transactions it knows about and aggregate them in a chain block. The same ...
Gil Moshayof's user avatar
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1 answer
8k views

What was the goal of creating the feature of immature coins?

I just ran into the idea of immature coins. Can someone explain to me the idea behind immature coins and what was the purpose of it?
Patoshi パトシ's user avatar
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How to get the immature balance of an account?

I have run bitcoind and have several accounts. How do I get the immature balance of one account using RPC calls (if possible) ?
drcelus's user avatar
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Anyone successfully mining bitcoins in Testnet3?

I've been chugging away on multiple machines for days, and while I get a lot of 'unconfirmed' and 'orphaned' and 'immature' blocks, nothing lands in my wallet. Anyone else having this problem? From ...
user10215's user avatar
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2 answers
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How can I tell when bitcoind has found a block?

I'm using the traditional bitcoind -gen on the testnet to mine some test bitcoins. I did this on one machine for a few hours, and stopped when I found a faucet. Later though, I magically obtained 50 ...
Earlz's user avatar
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1 answer
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What is the true number of confirmations before a LTC mined block moves out of the immature state?

I've read it's 100, 101, 120... I have a mined block that has more than 140 confirmations but is still displayed as "immature" by the wallet. How many confirmations are required before it leaves ...
user5286's user avatar
1 vote
1 answer
2k views

Why must generated coins mature 120 blocks before they can be spent?

I mine bitcoin testnet blocks and I find some blocks with difficulty 1. Some examples: I mined these blocks: Block 1 Block 2 Why must generated coins mature 120 blocks before they can be spent?
Kiet Ho's user avatar
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1 answer
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Why do mining pools require 120 confirms for a solved block before payout?

According to this question here, 6 confirmations can be considered 'secure enough'. Some pools out there also offer payout at 100 confirms but that's still substantially higher than 6. Why is such a ...
greatwolf's user avatar
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35 votes
3 answers
11k views

What is the block maturation time?

I was reading the wiki article about the blockchain and I didn't understand the part in bold: When a block becomes an orphan block, all of its valid transactions are re-added to the pool of ...
nmat's user avatar
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