See attestation_0052.md in this directory for Zaki Manian's signed attestation.

Hash of the challenge file for verification:

    01e99205 db3311bf 535b3316 e265050a
    062a4491 f43c0e14 60bfe0ce acf196d6
    b78559b8 015a3463 40aea8d5 03f2d9b9
    a6e1b3f0 a54d2d22 d4ed1d92 16c09402

response was based on the hash:

    01e99205 db3311bf 535b3316 e265050a
    062a4491 f43c0e14 60bfe0ce acf196d6
    b78559b8 015a3463 40aea8d5 03f2d9b9
    a6e1b3f0 a54d2d22 d4ed1d92 16c09402

Hash of the response file for verification:

    991c7525 41bc610b c6931b33 ed31be6b
    8e8c04ea 317a32db 0e294038 5785185a
    f456f7b3 065fee76 7f1d4817 f8ec5a9d
    368d11db e39b20b2 0bcbc6b6 b02b15a3

Blake2b hash of the new_challenge file for participant #53:

    3f02cb8d 89177b2e 9ffe3b1b be0a8f43
    154eb960 2e8985f6 c84314a3 d47dfd60
    e098313d b52d7a08 60de1403 0aae4a49
    64458814 3daf0779 fadf6d9f 2526df43

The above new_challenge file: https://ppot.blob.core.windows.net/public/challenge_0053

Zaki Manian's attestation:

---

Attestation to response 0052

• Date: Aug 10 2020 to Aug 11
• Name: Zaki Manian
• Location: San Francisco, CA
• Commit Hash: 52a9479810f583c58156db292c0a3762ee790af7

`challenge` file contains decompressed points and has a hash:
                01e99205 db3311bf 535b3316 e265050a
                062a4491 f43c0e14 60bfe0ce acf196d6
                b78559b8 015a3463 40aea8d5 03f2d9b9
                a6e1b3f0 a54d2d22 d4ed1d92 16c09402

Response:

The BLAKE2b hash of `./response` is:
            991c7525 41bc610b c6931b33 ed31be6b
            8e8c04ea 317a32db 0e294038 5785185a
            f456f7b3 065fee76 7f1d4817 f8ec5a9d
            368d11db e39b20b2 0bcbc6b6 b02b15a3

phase2-bn254 running time: ~ 11hrs

Entropy sources:

• /dev/urandom
• random key smashing

Side channel defences: Airgapped server.

Postprocessing: None