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
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
|
Return-Path: <pete@petertodd.org>
Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org
[172.17.192.35])
by mail.linuxfoundation.org (Postfix) with ESMTPS id D1FE2B5D
for <bitcoin-dev@lists.linuxfoundation.org>;
Mon, 22 May 2017 14:05:57 +0000 (UTC)
X-Greylist: from auto-whitelisted by SQLgrey-1.7.6
Received: from outmail148098.authsmtp.com (outmail148098.authsmtp.com
[62.13.148.98])
by smtp1.linuxfoundation.org (Postfix) with ESMTPS id 19DD815B
for <bitcoin-dev@lists.linuxfoundation.org>;
Mon, 22 May 2017 14:05:56 +0000 (UTC)
Received: from mail-c247.authsmtp.com (mail-c247.authsmtp.com [62.13.128.247])
by punt21.authsmtp.com (8.14.2/8.14.2/) with ESMTP id v4ME5sNA038234;
Mon, 22 May 2017 15:05:54 +0100 (BST)
Received: from petertodd.org (ec2-52-5-185-120.compute-1.amazonaws.com
[52.5.185.120]) (authenticated bits=0)
by mail.authsmtp.com (8.14.2/8.14.2/) with ESMTP id v4ME5q1u034846
(version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO);
Mon, 22 May 2017 15:05:53 +0100 (BST)
Received: from [127.0.0.1] (localhost [127.0.0.1])
by petertodd.org (Postfix) with ESMTPSA id CBFCF40094;
Mon, 22 May 2017 14:05:51 +0000 (UTC)
Received: by localhost (Postfix, from userid 1000)
id 6738920101; Mon, 22 May 2017 10:05:48 -0400 (EDT)
Date: Mon, 22 May 2017 10:05:48 -0400
From: Peter Todd <pete@petertodd.org>
To: "Russell O'Connor" <roconnor@blockstream.io>
Message-ID: <20170522140548.GA17732@fedora-23-dvm>
References: <CAMZUoK=f3hXHkqJBDfiLGSrgXi_ppgyH6+XWD9W54EYFWLm1+Q@mail.gmail.com>
MIME-Version: 1.0
Content-Type: multipart/signed; micalg=pgp-sha256;
protocol="application/pgp-signature"; boundary="wRRV7LY7NUeQGEoC"
Content-Disposition: inline
In-Reply-To: <CAMZUoK=f3hXHkqJBDfiLGSrgXi_ppgyH6+XWD9W54EYFWLm1+Q@mail.gmail.com>
User-Agent: Mutt/1.5.23 (2014-03-12)
X-Server-Quench: c4a91379-3ef7-11e7-bcdf-0015176ca198
X-AuthReport-Spam: If SPAM / abuse - report it at:
http://www.authsmtp.com/abuse
X-AuthRoute: OCd2Yg0TA1ZNQRgX IjsJECJaVQIpKltL GxAVKBZePFsRUQkR
aAdMdAAUFVQNAgsB AmEbWlFeUFh7XGA7 bghPaBtcak9QXgdq
T0pMXVMcUgEVdBlA B1seUR16cwMIfH50 bQgxWiFSXUd9fFt+
FxhTCGwHMGB9OjNL Bl1YdwJRcQRMLU5E Y1gxNiYHcQ5VPz4z
GA41ejw8IwAXAWxw Tx0NKl5aT0ERVhU7 QggfATQpEgUgSj8w
KxFuEFkbAF1ZNUt6 GF0nXk4RLxIeaEV0 HkdEGj4RG0MMSjFD
X-Authentic-SMTP: 61633532353630.1038:706
X-AuthFastPath: 0 (Was 255)
X-AuthSMTP-Origin: 52.5.185.120/25
X-AuthVirus-Status: No virus detected - but ensure you scan with your own
anti-virus system.
X-Spam-Status: No, score=-2.6 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_LOW
autolearn=ham version=3.3.1
X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on
smtp1.linux-foundation.org
Cc: Bitcoin Protocol Discussion <bitcoin-dev@lists.linuxfoundation.org>
Subject: Re: [bitcoin-dev] A Method for Computing Merkle Roots of Annotated
Binary Trees
X-BeenThere: bitcoin-dev@lists.linuxfoundation.org
X-Mailman-Version: 2.1.12
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: Mon, 22 May 2017 14:05:57 -0000
--wRRV7LY7NUeQGEoC
Content-Type: text/plain; charset=utf-8
Content-Disposition: inline
Content-Transfer-Encoding: quoted-printable
On Mon, May 22, 2017 at 03:05:49AM -0400, Russell O'Connor via bitcoin-dev =
wrote:
> MerkleRoot :=3D SHA256(SHA256(LeftRoot =E2=8B=85 RightRoot))
> sha256Compress : Word256 =C3=97 Word512 -> Word256
To be clear, what math operations do you mean by "=E2=8B=85" and "=C3=97"?
--=20
https://petertodd.org 'peter'[:-1]@petertodd.org
--wRRV7LY7NUeQGEoC
Content-Type: application/pgp-signature; name="signature.asc"
Content-Description: Digital signature
-----BEGIN PGP SIGNATURE-----
iQEcBAEBCAAGBQJZIvA5AAoJECSBQD2l8JH7x/IH/2LWul76/HVQEPojRuD4gbPk
pF60fcFCWD3b/CtP8wpwx4vP40vIDahKIwlXmIpg3XRL2qc/pkOWGQEbEI+GxbRf
s3lWP3hw44zXVag8EIzJ6Rc5NnvsrmhZrbnbYQEC/vz/Uj4HN8bq1UQIgN0uWTgP
ajUSRT8hf3RjArkLxFNAksRhWVp4gR6HvYANTp5LgIMdEk4k7qjp5vO613weDpJj
YTbjjuiGCJBlG8XuwqOZPf+DzkTvsWro+PGevXNsxwhJaQCTQC+8y+AWtaUFZgA3
OEJHoiKU63sANeJ3qZjlPD4D4LDH24muiXYJgwIeoou4veMxmkYbBMYkVPBgonE=
=rt4F
-----END PGP SIGNATURE-----
--wRRV7LY7NUeQGEoC--
|