[zapps-wg] Attestation no. 9 (Powers of Tau)

[Sean Bowe]

Thank you! It's always good to have witnesses of the process.

Here's the full roster of participants this week. More volunteers are
welcome, just send a request to the mailing list!

Michael Dixon (Sunday) -- disclosure: a personal friend of mine! :)
Adrian (Sunday)
[CAN'T SAY]
Gabor
Alyssa (Tuesday)
[CAN'T SAY]
Adam Nagel (This week sometime)
Wei Tang (This week sometime)

Sean

On Sat, Nov 18, 2017 at 8:46 PM, Hackett, Robert - News Group
<robert.hackett--- via zapps-wg <zapps-wg at lists.z.cash.foundation>
wrote:
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA512
>
> Powers of Tau Operational Write-up
> =============================
>
> Round: 9
>
> Date: 2017-11-18
>
> Name: Robert Hackett
>
> Location: New York, NY
>
> Response (blake2b):
> 2af8b7aadedc27d194a28cb67729f8cab0095a48a8406c071f097639d852c4917ecf213194df2115dd0a294b9c114711237f041c37987023dd8c9f4bc42991d9
>
> Procedure
> =================
>
> I downloaded the challenge file from an Amazon S3 bucket set up by Sean
> Bowe. I computed a response locally using rustc 1.21.0 on a non-air-gapped
> MacBook Pro from mid-2012 running macOS High Sierra. I uploaded the response
> file to the same Amazon S3 bucket.
>
> Side channel defenses
> =================
>
> Entropy source: A literary excerpt of undisclosed provenance.
>
> Physical/electronic monitoring: All steps performed from the comfort of my
> living room.  I played aloud the new Spoon album Hot Thoughts on a separate
> laptop while it computed.
>
> I have no intention to destroy the compute node.
>
> Robert Hackett
> Staff writer | Fortune
> @rhhackett
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> =j5Mm
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