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Results tagged with blockchain
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user 100999
The journal of all confirmed Bitcoin transactions. The blockchain consists of a linked sequence of blocks and each block contains a list of transactions.—Please use [blockchain.info] for the eponymous UK-based company.
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Mining process in a blockchain
Let's consider a blockchain. They mining nodes are listening to transactions and every one is building is own block. … (For example: "every 10 minutes the consensus algorithm starts, with the purpose of putting a new block in the blockchain")
2) Can a miner create more than one block before the consensus algorithm start …
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When does a miner get the reward?
Let's suppose that a miner mines a block and adds it to the blockchain. When it gets the reward ? …
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Fork and Longest Chain Rule
I have 2 questions:
1) If a node X receives first the blockchain from A, and it approves it, when it receives the blockchain from B, it simply reject it ? … 2) If a node X receives first then blockchain from A, and then the B's blockchain in which also a node C has put another correct block (so is longer then A's blockchain), does the node X reject A's blockchain …
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Understand double spending through an example
At the same time a mining node B mines the second transaction in another block and propagates its blockchain to the network. This creates a fork in the blockchain. … Will the other nodes of the network simply reject the B's blockchain because they know that transaction T1 is the correct one ? …
- 133
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Does every node have a whole copy of the blockchain?
As I read in this blog article, in a blockchain "each node has a copy of all transactions ever made". … the blockchain? …
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