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Yes you can. Rewriting a transaction is exactly what a double spend is.
by sanswork 9y ago
Yes you can. Rewriting a transaction is exactly what a double spend is.
- deweller 9y agoYes - for your own coins. You can re-spend the coins that you own and send them to another location and invalidate one of your own spends. You cannot rewrite or modify any other transactions that you do not hold the private keys for. You can only withhold them from a block.