Date: Thu, 04 Aug 2022 17:54:02 +0000
To: bitcoin-dev@lists.linuxfoundation.org
From: Ali Sherief <ali@notatether.com>
Reply-To: Ali Sherief <ali@notatether.com>
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Cc: "luke_bipeditor@dashjr.org" <luke_bipeditor@dashjr.org>
Subject: Re: [bitcoin-dev] BIP-notatether-signedmessage
Precedence: list

My sincere apologies, the link returns a 404 (trailing dot). The correct li=
nk to the BIP is https://github.com/ZenulAbidin/bips/blob/master/bip-notate=
ther-signedmessage.mediawiki

-Ali

------- Original Message -------
On Thursday, August 4th, 2022 at 3:18 PM, Ali Sherief <ali@notatether.com> =
wrote:


> Hi,
>
> I have created a new BIP, called notatether-signedmessage. It can be view=
ed at https://github.com/ZenulAbidin/bips/blob/master/bip-notatether-signed=
message.mediawiki.
>
> For those who want a quick summary, it defines a step-by-step process for=
 signing and verifying messages from legacy, native/nested segwit, and tapr=
oot addresses. It does not define a new signature format itself, except in =
the case of Taproot. For those addresses, I have defined a signature format=
 that has 1 byte header/recID, 64 bytes signature, and 32 bytes x coordinat=
e of a public key. This is required to run the BIP340 Schnorr verify algori=
thm using only the signature - and the header byte is added for backwards c=
ompatibility. Otherwise, it completely integrates BIP137 signatures.
>
> I am planning to move that format to its own BIP as soon as possible, in =
lieu that it is unacceptable to define formats in an Informational BIP.
>
> Please leave your comments in this mailing list. CC'ing BIP editors.
>
> - Ali