Linked Questions

32
votes
3answers
46k views

What is an "unspent output"?

What is the meaning of the term "unspent output" in the Bitcoin protocol?
20
votes
4answers
33k views

What is the difference between a miner and a full node?

I have trouble finding the difference between a full node and a miner. It looks like these two names are used interchangeably which I think is not entirely correct. Miners do process blocks and full ...
13
votes
2answers
6k views

What is a thin client?

I've heard that if you don't want do download gigabytes of data just to use bitcoin you gotta use a thin client. But what is a thin client? What are the main advantages of a thin bitcoin client and ...
5
votes
2answers
10k views

What is a Bitcoin node?

There’s a lot of reference of "bitcoin node" in official FAQ or elsewhere. But, what is exactly a bitcoin node ? Is it a client like Bitcoin-qt or is it only a miner ? Or both ?
4
votes
3answers
2k views

What do pruning nodes contribute to the network?

Pruning nodes are described in the sourcecode thusly: -prune=<n>: Reduce storage requirements by pruning (deleting) old blocks. This mode is incompatible with -txindex and -rescan. I’ve ...
5
votes
1answer
523 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 ...
1
vote
2answers
393 views

Special bitcoin node

I was thinking of hosting my own node. I have a fast Amazon AWS server, however not enough storage to host a full node. What I was thinking, is to host a full node on the AWS client, but get it to ...
0
votes
2answers
125 views

Who approves the feature and bug code reviews in Bitcoin?

I see a list of Bitcoin feature and pull requests here. How do all million plus users agree to these feature/bug requests? Do all users of Bitcoin have to approve them, or who represents them in ...
2
votes
1answer
88 views

Do I spare 80Gb to only keep the blockchain and do I need it to be always present?

I am new to Bitcoin, reading a book and just downloaded a client. On site I read the note that I would need about 65-80gb to keep the whole history of transactions. What happens when it downloads the ...
0
votes
2answers
169 views

How to accept bitcoin and giving each user a unique address amd automatic withdrawal

I want to create a website when users on singing up will get a unique address and after getting my websites service,they can withdrawal the money also automatically. Is that bitcoin integration free ? ...