See attestation_0068.txt in this directory for Elena Nadolinski's signed attestation.
Hash of the challenge file for verification:
af130d2a 468e1d34 6c2d77f6 50c1de3c
e1cb2c6f 225b3512 d2fda524 d165ff49
67cc2eb1 54c87026 4117f612 fc7ea9a9
aa3c7971 cf271776 e813cc22 20691d8f
response was based on the hash:
af130d2a 468e1d34 6c2d77f6 50c1de3c
e1cb2c6f 225b3512 d2fda524 d165ff49
67cc2eb1 54c87026 4117f612 fc7ea9a9
aa3c7971 cf271776 e813cc22 20691d8f
Hash of the response file for verification:
0d1fcc6b c3d6db63 fb6e54f6 be319a18
afcf3d06 4909a569 375e07c0 25fdb09d
d06a0102 bd5c1e69 9db2c328 d9fe7fe6
3053f7b7 075c3cec d96a0914 b033046f
Blake2b hash of the new_challenge file for participant #69:
4d4903ab aa9a0a12 28ac872a 812effaf
dc0e5ad6 e6541a56 40e3fdee 3f61d64e
06499808 47edc669 545b0e82 fd7df4e3
4da04ac3 db992617 2d20f88f 62ed20b7
The above new_challenge file: https://ppot.blob.core.windows.net/public/challenge_0069
Elena Nadolinski's attestation:
Date: Fri Feb 5 2021 - Sat Feb 6 2021 Name: Elena Nadolinski Location: Sonoma, CA Device: Personal MacBook Pro (2015) MacOS 10.15 (Catalina) Challenge: URL: https://ppotus.blob.core.windows.net/public/challenge\_0027
Challenge blake2b
af130d2a 468e1d34 6c2d77f6 50c1de3c
e1cb2c6f 225b3512 d2fda524 d165ff49
67cc2eb1 54c87026 4117f612 fc7ea9a9
aa3c7971 cf271776 e813cc22 20691d8f
Response blake2b
0d1fcc6b c3d6db63 fb6e54f6 be319a18
afcf3d06 4909a569 375e07c0 25fdb09d
d06a0102 bd5c1e69 9db2c328 d9fe7fe6
3053f7b7 075c3cec d96a0914 b033046f
Software used
https://github.com/kobigurk/phase2-bn254.git
Commit Hash
dd6b96657d16c1a2b81fd23e540581c356284ec6
Time Taken
Approximately 9 hours
Entropy Sources:
Random key strokes
Side channel defences
Wifi turned off on device
Postprocessing
Rebooted the machine