Return-Path: Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 0458FB0A for ; Thu, 16 Nov 2017 17:19:15 +0000 (UTC) X-Greylist: whitelisted by SQLgrey-1.7.6 Received: from mail-oi0-f44.google.com (mail-oi0-f44.google.com [209.85.218.44]) by smtp1.linuxfoundation.org (Postfix) with ESMTPS id 8282D52B for ; Thu, 16 Nov 2017 17:19:14 +0000 (UTC) Received: by mail-oi0-f44.google.com with SMTP id h81so13345595oib.8 for ; Thu, 16 Nov 2017 09:19:14 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=IgNvGPpCWPIRDEnCzuhbgf8jO0lxHvpIOHfM2C0E4qg=; b=eA/nd+efPHkweA0uHsZk718sVvRYnOPw0hxqssTfOT/ceQ8G7bf92L0BGpRuVGHQM9 k7FA6qh/1Vpw7bMlcJjwrl1IHMdXPVUxXzaPWPElIlpIyRp+gJupjF2W8e6aI5TuCMPA SkZGkvNV/GOxNhpo6AuGDa2NNziR+r/imOXYqX4XpbSMoqin1cRSMNd3r6okkyUgCTtY FUDz3To4BjiH67kEI5lMvGr5e/YVDKnITN2tKWPJC9yD8Vn21yPFiy0M5wtyhNfLZwN4 1R0jWsohYQ41lb0FI1MLfbG/yFBNIvggSO2llob20k2+30Pe/cSZ4A0s7xSFWYHx1eUE BWVQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=IgNvGPpCWPIRDEnCzuhbgf8jO0lxHvpIOHfM2C0E4qg=; b=f0R7du1qvga1s72qXmaZDfPfOQXEi6FkdGPDhR2hHA1pEXtPBsuJh7FwCxpQaOhPIM lpyP9nt+JBKnF1CIgrNO5AfMMpGRC9VHm1B/yW6Uo4k+LBQxpV9H6EdFPzbMSEUaeq4S dUHbCY6M1od9FFEY5JwAKMOji+G+UlGOyzoshwOqRUoKrvF5sh8Vikyub1/00DFE4i5u PyaJjdBvypF0FR/SbdqWHqqvx6MtonH8vYE/DCDbzM/unaEbkpjTDRQ6AbYTN7lxNTRT OfzWsgq5XRKA4E5NXyE7iPGUx0iNVi7GE2MZeLW0YrFcEwKM5CsUIEMKdFaoSWUQy1ru VWnA== X-Gm-Message-State: AJaThX60/4QSLwzqg8fyvECR2va2544r5sLaac65gcT5dON/NsU8RyYQ v7YMJRI+6MpPGtSQGA67Qy5dJC9RxzdBq8Sp9s+srQ== X-Google-Smtp-Source: AGs4zMbPI+6Q83+X74UXJjVOfQNGsCLNZiAO7mpq/Vb/wQBcclb+M4wUWeP6mTHpE/KbxBj28d6udtxl+Ie7CIOqwkg= X-Received: by 10.202.114.208 with SMTP id p199mr1682128oic.230.1510852753633; Thu, 16 Nov 2017 09:19:13 -0800 (PST) MIME-Version: 1.0 Received: by 10.74.124.70 with HTTP; Thu, 16 Nov 2017 09:19:13 -0800 (PST) In-Reply-To: References: From: Marc Bevand Date: Thu, 16 Nov 2017 11:19:13 -0600 Message-ID: To: Bryan Bishop Content-Type: multipart/alternative; boundary="001a1134f3b4b03690055e1cd1c2" X-Spam-Status: No, score=-0.1 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FROM,HTML_MESSAGE,RCVD_IN_DNSWL_NONE autolearn=disabled version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on smtp1.linux-foundation.org X-Mailman-Approved-At: Thu, 16 Nov 2017 17:24:38 +0000 Cc: Bitcoin Protocol Discussion Subject: Re: [bitcoin-dev] Protocol-Level Pruning X-BeenThere: bitcoin-dev@lists.linuxfoundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Bitcoin Protocol Discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 16 Nov 2017 17:19:15 -0000 --001a1134f3b4b03690055e1cd1c2 Content-Type: text/plain; charset="UTF-8" Ah, thanks, I suspected the idea was too simple and must have been discussed before, but somehow I missed these proposals. I've got some reading to do. -Marc On Thu, Nov 16, 2017 at 11:14 AM, Bryan Bishop wrote: > It's not clear to me if you are have looked at the previous UTXO set > commitment proposals. > > some utxo set commitment bookmarks (a little old) > http://diyhpl.us/~bryan/irc/bitcoin/utxo-commitments-or- > fraud-proofs.stdout.txt > > TXO bitfields > http://diyhpl.us/wiki/transcripts/sf-bitcoin-meetup/ > 2017-07-08-bram-cohen-merkle-sets/ > > delayed TXO commitments > https://lists.linuxfoundation.org/pipermail/bitcoin-dev/ > 2016-May/012715.html > > TXO commitments do not need a soft-fork to be useful > https://lists.linuxfoundation.org/pipermail/bitcoin-dev/ > 2017-February/013591.html > > rolling UTXO set hashes > https://lists.linuxfoundation.org/pipermail/bitcoin-dev/ > 2017-May/014337.html > > lotta other resources available, including source code proposals.. > > - Bryan > http://heybryan.org/ > 1 512 203 0507 <(512)%20203-0507> > --001a1134f3b4b03690055e1cd1c2 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Ah, thanks, I suspected the idea was too simple and m= ust have been discussed before, but somehow I missed these proposals. I'= ;ve got some reading to do.

-Marc

On Thu, Nov 16, 2017 a= t 11:14 AM, Bryan Bishop <kanzure@gmail.com> wrote:
It's not clear to me if you = are have looked at the previous UTXO set commitment proposals.

some = utxo set commitment bookmarks (a little old)
http://diyhpl.us/~bryan/irc/bitcoin/utxo-commitments-or-f= raud-proofs.stdout.txt

TXO bitfields
--001a1134f3b4b03690055e1cd1c2--