New answers tagged validation
5
This is intentionally not possible.
If a transaction would be valid in block X, we want it (absent double spend) to remain valid in any successor of X. This guarantees that (temporary, otherwise harmless) forks that result in small reorgs will never invalidate unrelated transactions - and they will just be able to be mined again in the new branch.
It also ...
6
Bitcoin Core does validate all signatures after a certain point, and can be configured to validate all signatures in history if so desired.
The assumevalid feature only disables signature validation for blocks prior to a specific configured block which is updated for each version. This block is typically several (tens of) thousand blocks deep by the time the ...
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