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From: Denis Andrejew <da.colonel@gmail.com>
Date: Fri, 14 Feb 2014 21:56:56 +0100
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To: Mark Friedenbach <mark@monetize.io>,
	bitcoin-development@lists.sourceforge.net
Content-Type: multipart/alternative; boundary=00248c0ee4ec0ca10704f2640dac
Subject: Re: [Bitcoin-development] working with the blockchain: transaction
 fees & sum(inputs) != sum(outputs) (newbie questions)
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Thanks Wladimir, perfect info!

Mark, sounds good. But most likely this DB is keeping this information only
for the current state of the blockchain and what I need really is to be
able to get the unspent outputs (and calculate the balance for all
addresses) for any particular block I happen to be interested in :)

- Denis

"Be the change you want to see in the world." (Mahatma Gandhi)


On Fri, Feb 14, 2014 at 5:42 PM, Mark Friedenbach <mark@monetize.io> wrote:

> On 02/14/2014 04:20 AM, Denis Andrejew wrote:
> > What I'm trying to do is read the blockchain in order to find all
> > unspent outputs. I'm using bitcoind via rpc as my source of
> > information about the blockchain.
>
> By the way, bitcoind keeps this information in a special LevelDB
> database in the chainstate directory. It would be rather simple to
> iterate over the database for the list of al unspent outputs.
>

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<div dir=3D"ltr">Thanks Wladimir, perfect info!<div><br></div><div>Mark, so=
unds good. But most likely this DB is keeping this information only for the=
 current state of the blockchain and what I need really is to be able to ge=
t the unspent outputs (and calculate the balance for all addresses) for any=
 particular block I happen to be interested in :)</div>

<div><br></div><div>- Denis</div></div><div class=3D"gmail_extra"><br clear=
=3D"all"><div>&quot;Be the change you want to see in the world.&quot; (Maha=
tma Gandhi)</div>
<br><br><div class=3D"gmail_quote">On Fri, Feb 14, 2014 at 5:42 PM, Mark Fr=
iedenbach <span dir=3D"ltr">&lt;<a href=3D"mailto:mark@monetize.io" target=
=3D"_blank">mark@monetize.io</a>&gt;</span> wrote:<br><blockquote class=3D"=
gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-=
left:1ex">

<div class=3D"">On 02/14/2014 04:20 AM, Denis Andrejew wrote:<br>
&gt; What I&#39;m trying to do is read the blockchain in order to find all<=
br>
&gt; unspent outputs. I&#39;m using bitcoind via rpc as my source of<br>
&gt; information about the blockchain.<br>
<br>
</div>By the way, bitcoind keeps this information in a special LevelDB<br>
database in the chainstate directory. It would be rather simple to<br>
iterate over the database for the list of al unspent outputs.<br>
</blockquote></div><br></div>

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