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Date: Thu, 23 Feb 2017 13:19:29 -0500
From: Peter Todd <pete@petertodd.org>
To: Chris Priest <cp368202@ohiou.edu>
Message-ID: <20170223181929.GA6268@savin.petertodd.org>
References: <20170223011506.GC905@savin.petertodd.org>
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Cc: Bitcoin Protocol Discussion <bitcoin-dev@lists.linuxfoundation.org>
Subject: Re: [bitcoin-dev] A Better MMR Definition
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On Thu, Feb 23, 2017 at 09:53:58AM -0800, Chris Priest wrote:
> On 2/22/17, Peter Todd via bitcoin-dev
> <bitcoin-dev@lists.linuxfoundation.org> wrote:
> > Reposting something that came up recently in a private discussion with =
some
> > academics:
> >
> > Concretely, let's define a prunable MMR with the following grammar. This
> > definition is an improvement on whats in the python-proofmarshal by
> > committing
> > to the number of items in the tree implicitly; an obvious max-log2(n)-s=
ized
> > proof-of-tree-size can be obtained by following the right-most nodes:
>=20
> What problem does this try to solve, and what does it have to do with bit=
coin?
See the discussion on TXO commitments for how MMR's could be used; a better=
MMR
makes for a better TXO commitment.
--=20
https://petertodd.org 'peter'[:-1]@petertodd.org
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