All Questions
Tagged with block confirmations
14
questions
0
votes
2
answers
88
views
Transaction blocks vs bitcoins
Sorry if this question is too basic or if it has somehow been answered before...
My understanding is that any type of Bitcoin block must be first mined, which applies to transaction confirmations, for ...
0
votes
1
answer
74
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what is the confirmation section in the block info?
in the details of a bitcoin block there's a section called block confirmation (which is different than transaction confirmation), first i thought it was the number of the blocks that are created after ...
0
votes
2
answers
58
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How Bitcoin mining contributes to confirmations?
Based on my knowledge I know (maybe wrong) when a miner is doing hash, he is inputting any arbitrary values, in order to get a value that can be hashed into something with certain preceding zeros. ...
21
votes
5
answers
12k
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Shortest and Longest block interval time ever recorded in Bitcoin
Bitcoin block interval time is on average 10 minutes, that is the difficulty is adjusted in such a way that every 10 minutes a miner will manage to find the right hash. This is just an average time ...
1
vote
1
answer
72
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When we're calling `getrawtransaction` how does Bitcoin-core calc and verify confirmations?
if a transaction has 10 confirmation, does bitcoin-core check if the txid exists in the last 10 blocks? or its calculated based on transaction block number?
0
votes
1
answer
74
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Confirmations in block and trasaction
From the bitcoin RPC, both gettransaction and getblock returns a confirmation number in their response, are they always the same? Is there a case a transaction's confirmations isn't the same as its ...
1
vote
2
answers
1k
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BlockChain scalability: How does BlockChain process multiple parallel transactions?
I just did some introductory research into blockchain technology and this is a breakdown of my understanding of how it works:
Scenario: Assume Trump wants to send Obama 5 bitcoins. As soon as this ...
1
vote
1
answer
102
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Is it possible for two nodes to view blockchains differently?
Is there a chance, that at some point in time, two blocks will have different number of confirmations, according to different nodes? Like, with difference up to 3-4 confirmations?
The problem I'm ...
4
votes
3
answers
5k
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What is the "confirmation" field in a block?
What is the importance of the "confirmation" field in a block?
How many confirmations are required to accept a block in a blockchain?
3
votes
2
answers
434
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Energy to confirm one block?
What is the minimum energy (or CPU operations) required for someone to confirm one block on their own, to launch a double-spend attack?
How can I calculate this from the current difficulty or ...
3
votes
1
answer
1k
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Do Miners get a reward for re-confirming blocks?
As far as I know, to ensure double-spending didn't happened and also for other security reasons, there is minimum number of confirmations that a transaction should have to be accepted. That value is ...
1
vote
1
answer
1k
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Confirmation limit
When seeing transactions I see that the number of confirmations keeps increasing without any limit.
I wanted to know if there is any time limit on including a already confirmed transaction in a block ...
1
vote
2
answers
988
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Block confirmation speed
Based upon any standard you think relevant, how quickly are current blocks being verified for rule-following such as correct balance tallies, true transactions, correct rewards & fees?
Is this an ...
3
votes
1
answer
193
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Is the current number of confirmations visible somewhere in the raw block?
Is the current number of confirmations visible somewhere in the raw block output created by blockexplorer or blockhain.info?
Is this information available in the raw stream or is the number of ...