4 ms·
>If time was provable, the double-spending problem would not happen. Can't you sign two transactions at the same time? If yes then you could double-spend even
by dorgo 5y ago
>If time was provable, the double-spending problem would not happen.
Can't you sign two transactions at the same time? If yes then you could double-spend even without faking timestamps.
- csomar 5y agoNot sure I understand you. When you are signing a transaction, you are the one who fills in the timestamp. The timestamp of a transaction in the bitcoin blockchain is the block height. The actual timestamp is merely informative.