1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
|
Return-Path: <dev@jonasschnelli.ch>
Received: from smtp2.osuosl.org (smtp2.osuosl.org [140.211.166.133])
by lists.linuxfoundation.org (Postfix) with ESMTP id A38EDC0032
for <bitcoin-dev@lists.linuxfoundation.org>;
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 <bitcoin-dev@lists.linuxfoundation.org>;
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 <bitcoin-dev@lists.linuxfoundation.org>;
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 <bitcoin-dev@lists.linuxfoundation.org>;
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 <dev@jonasschnelli.ch>
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: <WJoM7dyrk0o8ujOZOo462r66wS2Kl3L1ZZRodvaLK-HKEUc90yvwOqXbUUrGbV1lk6cOywTqLoCyHzk2Tm3TtBFyUL0NZ6D7v9NmTXypJPA=@protonmail.com>
To: Tom Briar <tombriar11@protonmail.com>,
Bitcoin Protocol Discussion <bitcoin-dev@lists.linuxfoundation.org>
In-Reply-To: <WJoM7dyrk0o8ujOZOo462r66wS2Kl3L1ZZRodvaLK-HKEUc90yvwOqXbUUrGbV1lk6cOywTqLoCyHzk2Tm3TtBFyUL0NZ6D7v9NmTXypJPA=@protonmail.com>
Message-Id: <CFB5479C-DCA9-492A-B5D9-06EFA415C47B@jonasschnelli.ch>
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 <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: 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=
|