Johnny Good
  • Member for 2 years
  • Last seen more than 2 years ago
How is the size of a bitcoin transaction calculated
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Depending on the type of transaction, inputs, outputs and other factors..add them all up here is a link to bitcoin docs giving byte size for everything https://en.bitcoin.it/wiki/...

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How can I print these information using this library?
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Unless you're a miner you can't get that info. You can get the information of the last block but in order for the current you would have to mine it yourself and then win to be correct.

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How the blockchain knows that its been tampered with?
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I think you are referring to consensus..if you try to go back and add something to a prior block and transmit it to the network the other nodes will reject it..

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What is currently the fastest way to buy a large amount Bitcoin?
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Networking person to person, exchanges limit how much you can purchase at one time then you get taxed on it so exchanges are poor choice. Meetups or and look for tor services but be very careful

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Can I send bitcoin from paper wallet directly to hardware wallet?
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All you need is an address to send the money to. You could create an address with your hardware wallet, create a wallet here https://www.blockchain.com/wallet Import your private key then generate a ...

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Is it possible to set an overall seed for generating blocks on regtest mode?
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Generation of blocks uses the proof of work algorithm that includes a nonce that ensures randomness, if we could somehow recreate all these things the whole system of cryptocurrency would break down. ...

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