Return-Path: Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id EAEF2B7F for ; Tue, 16 May 2017 18:20:01 +0000 (UTC) X-Greylist: whitelisted by SQLgrey-1.7.6 Received: from mail-ua0-f181.google.com (mail-ua0-f181.google.com [209.85.217.181]) by smtp1.linuxfoundation.org (Postfix) with ESMTPS id 9415117B for ; Tue, 16 May 2017 18:20:01 +0000 (UTC) Received: by mail-ua0-f181.google.com with SMTP id j17so105061973uag.3 for ; Tue, 16 May 2017 11:20:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:sender:in-reply-to:references:from:date:message-id :subject:to:cc; bh=qT48H0dbt5ybijiBEJd/K/jwPy0Br6oYT3Tv5k5nLXI=; b=CRgYE5ogh3pNTSOFIdHkpDUUINSQIiJR5r2NH9XFr/k/uvFywQObLAMzXdXqbUvY3H OF7tdeFRCEwWmNjLUZzwJj3L9mlSvLakvNyeR5S4Go8TkyHEZ3k1OozbqLOKkWyhaTpY sab40Y/YVbclvBzkQlXi6eqrc+paf52rMCev+VCwGZRGlcTJnv1dP6sednnHO80GLcBM YLutIG6snJyBn4cHxldL0GMKMM6n2HtJPOWx/KfXmGoks6BZznBuXqwtXtJ9Xp+oGUvG l8Gj32+as4VQuqrHe4b3XIFePWdCkOW2s1SB2axTIJ4VUF5M+7pn5+AnPWTeXEwu7Wkg lEwg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:sender:in-reply-to:references:from :date:message-id:subject:to:cc; bh=qT48H0dbt5ybijiBEJd/K/jwPy0Br6oYT3Tv5k5nLXI=; b=jj0fq00AafmkFMMx3K0ieghPQVZ2dIiLuboUQvA5OIs+BTJGGhtYA5Or2Fa7IUQxmX Hqlw12WeS7RbD+VP7D9wfMRoXD+9TmxNolxt1lgxB8OxXKmIRMGlV4eI5AR76gt1gdfK glaK25MQJGBfqAeQHzunGvu54tWpokmO5tUVijDX5p0tVGMJIL89DWKHEvwSupT7q3ms 9Ycffdf0+B+DkraDFBNjhcyxYXMGpXDE/OH6zz30tHWWRkzeNiFWu/y9ndXvyD5N1bYo tKOgksJ17F8HYmx1Le9H5X1LFBAmg9q2QjBSK3VDaLPKBS3ce/EWKpCHX1ssVQV8lOG9 NgwQ== X-Gm-Message-State: AODbwcDX8O8Gpi7taFi3Y8HogFkrMJF4CGSe7XtiFAWq90pLRKtnjuLP MMT7pTvbfhYV7ZPeLpNaP37APS9izA== X-Received: by 10.176.74.212 with SMTP id t20mr6631653uae.89.1494958800823; Tue, 16 May 2017 11:20:00 -0700 (PDT) MIME-Version: 1.0 Sender: gmaxwell@gmail.com Received: by 10.103.20.66 with HTTP; Tue, 16 May 2017 11:20:00 -0700 (PDT) In-Reply-To: References: <20170516110104.GA5564@fedora-23-dvm> From: Gregory Maxwell Date: Tue, 16 May 2017 18:20:00 +0000 X-Google-Sender-Auth: 9IkNb3rjTiHzX0C-NfuXmNksgZY Message-ID: To: Pieter Wuille Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=-1.4 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, FREEMAIL_FROM, RCVD_IN_DNSWL_NONE, RCVD_IN_SORBS_SPAM autolearn=no version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on smtp1.linux-foundation.org Cc: Bitcoin Dev Subject: Re: [bitcoin-dev] Rolling UTXO set hashes 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: Tue, 16 May 2017 18:20:02 -0000 On Tue, May 16, 2017 at 6:17 PM, Pieter Wuille wrote: > just the first - and one that has very low costs and no normative > datastructures at all. The serialization of the txout itself is normative, but very minimal.