Linked Questions

0
votes
2answers
269 views

At which point and how does the miner who successfully solved hash get coins? [duplicate]

When miner creates a valid block he broadcasts that to the network. It can happen that someone else did the same. So we have half nodes think that chain+A is correct, and other half that it is chain+...
0
votes
1answer
52 views

Is a mined block invalid as soon as another block is added/accepted? [duplicate]

If all the miners are working on adding to the central blockchain, what happens if a miner (A) submits their valid block just seconds after another miner's block (B) has been accepted and added to the ...
154
votes
4answers
256k views

What are bitcoin miners really solving?

As with mining, what are the bitcoin miners really solving? I read they are solving hashes, but what does that really mean. Can we see what they are solving? Can someone give an example of what a ...
4
votes
2answers
682 views

What happen if some blocks are added simultaneously with same previous hash

In all of the blockchain samples that I see e.g. adilmoujahid, Savjee as I checked, they added previous Hash by creating a block. Suppose that, L is the current last block in a chain. Block A and ...
1
vote
1answer
771 views

Mining two block at the same time

Reading the question and the answer What happens if two miners mine the next block at the same time?, I completely agree with the answer, but there are still 3 very interesting open question: How ...
1
vote
2answers
234 views

What's to stop someone from making a ton of mining nodes as an attack method?

My understanding is that if two miners make a block by completing a hash at the same time, it is then up to the miners to decide which is going to be 'accepted' by vote of which block reaches 51% of ...
1
vote
3answers
233 views

Is it possible to use bitcoin as interplanetary money/store of value?

Let's say humans have finally made a successful colony on Mars, how useful would bitcoin be to transfer value between Earth and Mars? And if it won't work with the current implementation, what would ...
0
votes
2answers
62 views

How Does Bitcoin network prevent from the same transaction being included multiple time in a block

Assuming that there is multiple miners in the network that have access to the same transactions that were submitted by users. How does Bitcoin network prevent from accidentally including the same ...
1
vote
0answers
165 views

How does the bitcoin network remove duplicate blocks being generated by multiple miners?

Say there are two minersA&B and each of them have produced the next block almost at the same instant. In this situation how is the network going to decide which one is the main block and abandon ...
0
votes
1answer
73 views

How to avoid conflicts in a peer-to-peer topology (Bitcoin)?

For example in Bitcoin, if I want a miner to verify whether other miners store a transaction, before deleting it from his mempool. How can I handle the case more than one miner doing the verification ...
0
votes
1answer
46 views

Creation and Distribution of a New Block

Given that a block is collection of transactions that a miner can accumulate in 10 minutes, could it not be the case that every miner gets to work on one's own block? Delays in the network imply that ...