Return-Path: Received: from smtp2.osuosl.org (smtp2.osuosl.org [140.211.166.133]) by lists.linuxfoundation.org (Postfix) with ESMTP id A38EDC0032 for ; Fri, 1 Sep 2023 17:06:30 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp2.osuosl.org (Postfix) with ESMTP id 7F42D40447 for ; Fri, 1 Sep 2023 17:06:30 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp2.osuosl.org 7F42D40447 X-Virus-Scanned: amavisd-new at osuosl.org X-Spam-Flag: NO X-Spam-Score: 0.001 X-Spam-Level: X-Spam-Status: No, score=0.001 tagged_above=-999 required=5 tests=[BAYES_40=-0.001, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001] autolearn=ham autolearn_force=no Received: from smtp2.osuosl.org ([127.0.0.1]) by localhost (smtp2.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id ByLMCSrUUAIG for ; Fri, 1 Sep 2023 17:06:29 +0000 (UTC) X-Greylist: delayed 580 seconds by postgrey-1.37 at util1.osuosl.org; Fri, 01 Sep 2023 17:06:29 UTC DKIM-Filter: OpenDKIM Filter v2.11.0 smtp2.osuosl.org 7142D40199 Received: from sokrates.ch-meta.net (sokrates.ch-meta.net [80.74.145.70]) by smtp2.osuosl.org (Postfix) with ESMTPS id 7142D40199 for ; Fri, 1 Sep 2023 17:06:29 +0000 (UTC) Received: from smtpclient.apple (localhost [127.0.0.1]) by sokrates.ch-meta.net (Postfix) with ESMTPSA id 7B4B4804029A; Fri, 1 Sep 2023 18:56:42 +0200 (CEST) Authentication-Results: sokrates.metanet.ch; spf=pass (sender IP is 87.102.140.113) smtp.mailfrom=dev@jonasschnelli.ch smtp.helo=smtpclient.apple Received-SPF: pass (sokrates.metanet.ch: connection is authenticated) From: Jonas Schnelli Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3731.700.6\)) Date: Fri, 1 Sep 2023 18:56:22 +0200 References: To: Tom Briar , Bitcoin Protocol Discussion In-Reply-To: Message-Id: X-Mailer: Apple Mail (2.3731.700.6) Subject: Re: [bitcoin-dev] Compressed Bitcoin Transactions X-BeenThere: bitcoin-dev@lists.linuxfoundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Bitcoin Protocol Discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 01 Sep 2023 17:06:30 -0000 Hi Tom > I've been working on a way to compress bitcoin transactions for = transmission through steganography, satellite broadcasting,=20 Interesting. Some size numbers (vs plain, vs gzip) would be nice. Maybe add a definition to your BIP that makes clear when NOT to use = height/index due to risk of reorgs (similar to BIP136). /j=