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What is the role of "Invalidateblock" RPC command and are there any possible transaction validation issues with regard to this?

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1 answer
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How to convert signature to DER encoded format in python

3 votes
1 answer
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How much on-chain activity is to and from exchanges?

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1 answer
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bitcoin payment has big fees

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2 answers
101 views

Transaction amount for bitcoin payment gateway

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2k views

How can I find out who sent me bitcoins?

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Is there a Bitcoin Core RPC that creates a block including merkle root and coinbase based on my address?

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708 views

Why would a transaction have a locktime of 1987!

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What is the hashTypeCode?

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Is there a good intend behind the scripting system bitcoin uses for transactions?

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Transaction validity clause: output must exist

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How do I spend bitcoins from multiple wallets in a single transaction?

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What is the transaction input’s previous hash size?

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Can we cancel a Bitcoin transaction like an Ethereum transaction with same nonce but higher gas fee?

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