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Date: Sun, 23 Aug 2015 19:37:20 -0700
Message-ID: <CAOG=w-ubk3nPfxy25Hd6kPeehf7vnYD5chksLWU5wU2t=jL5TA@mail.gmail.com>
From: Mark Friedenbach <mark@friedenbach.org>
To: =?UTF-8?B?Sm9yZ2UgVGltw7Nu?= <jtimon@jtimon.cc>
Content-Type: multipart/alternative; boundary=089e0111c0162db479051e057f23
Cc: Bitcoin Dev <bitcoin-dev@lists.linuxfoundation.org>
Subject: Re: [bitcoin-dev] [BIP-draft] CHECKSEQUENCEVERIFY - An opcode for
 relative locktime
Precedence: list

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A power of 2 would be far more efficient here. The key question is how long
of a relative block time do you need? Figure out what the maximum should be
( I don't know what that would be, any ideas?) and then see how many bits
you have left over.
On Aug 23, 2015 7:23 PM, "Jorge Tim=C3=B3n" <
bitcoin-dev@lists.linuxfoundation.org> wrote:

> On Mon, Aug 24, 2015 at 3:01 AM, Gregory Maxwell via bitcoin-dev
> <bitcoin-dev@lists.linuxfoundation.org> wrote:
> > Seperately, to Mark and Btcdrank: Adding an extra wrinkel to the
> > discussion has any thought been given to represent one block with more
> > than one increment?  This would leave additional space for future
> > signaling, or allow, for example, higher resolution numbers for a
> > sharechain commitement.
>
> No, I don't think anybody thought about this. I just explained this to
> Pieter using "for example, 10 instead of 1".
> He suggested 600 increments so that it is more similar to timestamps.
> _______________________________________________
> bitcoin-dev mailing list
> bitcoin-dev@lists.linuxfoundation.org
> https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev
>

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<p dir=3D"ltr">A power of 2 would be far more efficient here. The key quest=
ion is how long of a relative block time do you need? Figure out what the m=
aximum should be ( I don&#39;t know what that would be, any ideas?) and the=
n see how many bits you have left over.</p>
<div class=3D"gmail_quote">On Aug 23, 2015 7:23 PM, &quot;Jorge Tim=C3=B3n&=
quot; &lt;<a href=3D"mailto:bitcoin-dev@lists.linuxfoundation.org">bitcoin-=
dev@lists.linuxfoundation.org</a>&gt; wrote:<br type=3D"attribution"><block=
quote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1px #ccc=
 solid;padding-left:1ex">On Mon, Aug 24, 2015 at 3:01 AM, Gregory Maxwell v=
ia bitcoin-dev<br>
&lt;<a href=3D"mailto:bitcoin-dev@lists.linuxfoundation.org">bitcoin-dev@li=
sts.linuxfoundation.org</a>&gt; wrote:<br>
&gt; Seperately, to Mark and Btcdrank: Adding an extra wrinkel to the<br>
&gt; discussion has any thought been given to represent one block with more=
<br>
&gt; than one increment?=C2=A0 This would leave additional space for future=
<br>
&gt; signaling, or allow, for example, higher resolution numbers for a<br>
&gt; sharechain commitement.<br>
<br>
No, I don&#39;t think anybody thought about this. I just explained this to<=
br>
Pieter using &quot;for example, 10 instead of 1&quot;.<br>
He suggested 600 increments so that it is more similar to timestamps.<br>
_______________________________________________<br>
bitcoin-dev mailing list<br>
<a href=3D"mailto:bitcoin-dev@lists.linuxfoundation.org">bitcoin-dev@lists.=
linuxfoundation.org</a><br>
<a href=3D"https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev" =
rel=3D"noreferrer" target=3D"_blank">https://lists.linuxfoundation.org/mail=
man/listinfo/bitcoin-dev</a><br>
</blockquote></div>

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