[bitcoin-dev] Segwit v2

Russell O'Connor roconnor at blockstream.io
Wed Apr 26 21:34:29 UTC 2017

On Wed, Apr 26, 2017 at 4:01 PM, Luke Dashjr via bitcoin-dev <
bitcoin-dev at lists.linuxfoundation.org> wrote:

> There are things scriptSig can do that witness cannot today - specifically
> add
> additional conditions under the signature. We can always obsolete scriptSig
> later, after segwit has provided an alternative way to do this.

I'm not sure what you are referring to here.  The data in the scriptSigs
are never signed.  The scriptSigs are always stripped from the transaction
before the sigHash is made.
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