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author | Tier Nolan <tier.nolan@gmail.com> | 2015-10-19 16:23:53 +0100 |
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committer | bitcoindev <bitcoindev@gnusha.org> | 2015-10-19 15:23:55 +0000 |
commit | d4f31500c99c0cce229363743d25650cc43f9a9b (patch) | |
tree | 9e2d354ebb81ae273cbbecc9cc23cd91ff72cd29 | |
parent | 61ab7c57a3c1abdacc2951d5aa4d4bf12aaadd81 (diff) | |
download | pi-bitcoindev-d4f31500c99c0cce229363743d25650cc43f9a9b.tar.gz pi-bitcoindev-d4f31500c99c0cce229363743d25650cc43f9a9b.zip |
Re: [bitcoin-dev] [BIP] Normalized transaction IDs
-rw-r--r-- | fb/760ba41f7cd9fe062ecf05c454d33beec7b233 | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/fb/760ba41f7cd9fe062ecf05c454d33beec7b233 b/fb/760ba41f7cd9fe062ecf05c454d33beec7b233 new file mode 100644 index 000000000..768fb19a5 --- /dev/null +++ b/fb/760ba41f7cd9fe062ecf05c454d33beec7b233 @@ -0,0 +1,112 @@ +Return-Path: <tier.nolan@gmail.com> +Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org + [172.17.192.35]) + by mail.linuxfoundation.org (Postfix) with ESMTPS id 2E22D25A + for <bitcoin-dev@lists.linuxfoundation.org>; + Mon, 19 Oct 2015 15:23:55 +0000 (UTC) +X-Greylist: whitelisted by SQLgrey-1.7.6 +Received: from mail-qg0-f48.google.com (mail-qg0-f48.google.com + [209.85.192.48]) + by smtp1.linuxfoundation.org (Postfix) with ESMTPS id C382F16F + for <bitcoin-dev@lists.linuxfoundation.org>; + Mon, 19 Oct 2015 15:23:54 +0000 (UTC) +Received: by qgeo38 with SMTP id o38so116199133qge.0 + for <bitcoin-dev@lists.linuxfoundation.org>; + Mon, 19 Oct 2015 08:23:54 -0700 (PDT) +DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; + h=mime-version:in-reply-to:references:date:message-id:subject:from:cc + :content-type; bh=pZVVSY9a1eVNUJcUBAxx2cT9QfN3wvK90UIYsQ6Eyq8=; + b=XYP/TL89auy4i83HW0KJbKU3or7BKAPA3Otw9dVO3gX8iljS+J4r5SRJK0RhFq681F + J+0aR9+3mGh9V+hnwJL1ZECsI7l9urzs5q45RbmrGcsX+mTjrByJ2Oq/czhZVaOwqCfV + wKPQmWOgY2NTIPJ5r0k+pTjEtsYC5FXAh+69hNF+V/tWmwyOooAKxqjH9bFTO2MXVVuC + LqT5Wul+SWK69eIA1C8Wmso1KKNFZmoXjEL65Pj/8/LFZMSuNINp/SUSgXMEoT/Jdi6N + GhUJflrjyul64TTtT+6yMFgta/S3MK/SNWnw3FDVLo5El/+nk2JKm2+nEuIJsS09xeJ8 + /1dw== +MIME-Version: 1.0 +X-Received: by 10.140.151.73 with SMTP id 70mr39827372qhx.36.1445268233991; + Mon, 19 Oct 2015 08:23:53 -0700 (PDT) +Received: by 10.140.30.201 with HTTP; Mon, 19 Oct 2015 08:23:53 -0700 (PDT) +In-Reply-To: <CALxbBHU+kdEAh_4+B663vknAAr8OKZpUzVTACORPZi47E=Ehkw@mail.gmail.com> +References: <CALxbBHU+kdEAh_4+B663vknAAr8OKZpUzVTACORPZi47E=Ehkw@mail.gmail.com> +Date: Mon, 19 Oct 2015 16:23:53 +0100 +Message-ID: <CAE-z3OUrM=0XsdfdU2d9h6uhCh9vP83X-OZR8NyAYsvYuE1vtg@mail.gmail.com> +From: Tier Nolan <tier.nolan@gmail.com> +Cc: Bitcoin development mailing list <bitcoin-dev@lists.linuxfoundation.org> +Content-Type: multipart/alternative; boundary=001a11353a48b141e8052276bba6 +X-Spam-Status: No, score=0.5 required=5.0 tests=BAYES_00,DKIM_SIGNED, + DKIM_VALID, DKIM_VALID_AU, FREEMAIL_FROM, HTML_MESSAGE, + MALFORMED_FREEMAIL, + MISSING_HEADERS,RCVD_IN_DNSWL_LOW autolearn=no version=3.3.1 +X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on + smtp1.linux-foundation.org +Subject: Re: [bitcoin-dev] [BIP] Normalized transaction IDs +X-BeenThere: bitcoin-dev@lists.linuxfoundation.org +X-Mailman-Version: 2.1.12 +Precedence: list +List-Id: Bitcoin Development Discussion <bitcoin-dev.lists.linuxfoundation.org> +List-Unsubscribe: <https://lists.linuxfoundation.org/mailman/options/bitcoin-dev>, + <mailto:bitcoin-dev-request@lists.linuxfoundation.org?subject=unsubscribe> +List-Archive: <http://lists.linuxfoundation.org/pipermail/bitcoin-dev/> +List-Post: <mailto:bitcoin-dev@lists.linuxfoundation.org> +List-Help: <mailto:bitcoin-dev-request@lists.linuxfoundation.org?subject=help> +List-Subscribe: <https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev>, + <mailto:bitcoin-dev-request@lists.linuxfoundation.org?subject=subscribe> +X-List-Received-Date: Mon, 19 Oct 2015 15:23:55 -0000 + +--001a11353a48b141e8052276bba6 +Content-Type: text/plain; charset=UTF-8 + +On Mon, Oct 19, 2015 at 3:01 PM, Christian Decker via bitcoin-dev < +bitcoin-dev@lists.linuxfoundation.org> wrote: + +> As with the previous version, which was using a hard-fork, the normalized +> transaction ID is computed only considering the non-malleable parts of a +> transaction, i.e., stripping the signatures before computing the hash of +> the transaction. +> <https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev> + + +Is this proposal recursive? + + +*Coinbase transaction * + +* n-txid = txid + + +*Non-coinbase transactions* +* replace sigScripts with empty strings +* replace txids in TxIns with n-txid for parents + +The 2nd step is recursive starting from the coinbases. + +In effect, the rule is that txids are what they would have been if n-txids +had been used right from the start. + +--001a11353a48b141e8052276bba6 +Content-Type: text/html; charset=UTF-8 +Content-Transfer-Encoding: quoted-printable + +<div dir=3D"ltr"><div class=3D"gmail_extra"><div class=3D"gmail_quote">On M= +on, Oct 19, 2015 at 3:01 PM, Christian Decker via bitcoin-dev <span dir=3D"= +ltr"><<a href=3D"mailto:bitcoin-dev@lists.linuxfoundation.org" target=3D= +"_blank">bitcoin-dev@lists.linuxfoundation.org</a>></span> wrote:<br><bl= +ockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1px #= +ccc solid;padding-left:1ex"><div dir=3D"ltr"><div>As with the previous vers= +ion, which was using a hard-fork, the normalized transaction ID is computed= + only considering the non-malleable parts of a transaction, i.e., stripping= + the signatures before computing the hash of the transaction. <br></div></d= +iv><a href=3D"https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-de= +v" rel=3D"noreferrer" target=3D"_blank"></a></blockquote><div><br></div><di= +v>Is this proposal recursive?=C2=A0 <br><br></div><div><b>Coinbase transact= +ion <br></b></div><div><br>* n-txid =3D txid<br></div></div><br></div><div = +class=3D"gmail_extra"><b>Non-coinbase transactions<br></b><br></div><div cl= +ass=3D"gmail_extra">* replace sigScripts with empty strings<br></div><div c= +lass=3D"gmail_extra">* replace txids in TxIns with n-txid for parents<br><b= +r></div><div class=3D"gmail_extra">The 2nd step is recursive starting from = +the coinbases.<br></div><div class=3D"gmail_extra"><br></div><div class=3D"= +gmail_extra">In effect, the rule is that txids are what they would have bee= +n if n-txids had been used right from the start.<br></div></div> + +--001a11353a48b141e8052276bba6-- + |