Emails that rocked climate change campaign leaked from Siberian 'closed city' university built by KGB | Mail Online

Suspicions were growing last night that Russian security services were behind the leaking of the notorious British ‘Climategate’ emails which threaten to undermine tomorrow’s Copenhagen global warming summit.

An investigation by The Mail on Sunday has discovered that the explosive hacked emails from the University of East Anglia were leaked via a small web server in the formerly closed city of Tomsk in Siberia.

Flashback: “A miracle just happened” « Climate Audit – mirror site

I don’t know why Gavin wants to enter into negotiations about disclosing IP addresses. I’m not interested in such negotiations. The IP address of the commenter at CA was Russian 82.208.87.170.

Flashback: Errata Security: Climategate hack used open proxies

As this post describes, the hacker made a comment to a ClimateAudit blog post from IP address 82.208.87.170. If we Google that IP address, we see that it is indeed an open proxy. We don't know the hacker's real IP address.
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The RealClimate website (which was attacked by the hacker) makes this claim:

The use of a turkish computer would seem to imply that this upload and hack was not solely a whistleblower act, but one that involved more sophisticated knowledge.

This is not true. Using open proxies requires no sophisticated knowledge at all - as this blog post shows.