See unsigned_attestation.md.txt
in this directory for Justice Hudson's signed attestation.
To verify, use keybase pgp verify -i signed_attestation.md.txt
.
Hash of the challenge
file for verification:
4d4903ab aa9a0a12 28ac872a 812effaf
dc0e5ad6 e6541a56 40e3fdee 3f61d64e
06499808 47edc669 545b0e82 fd7df4e3
4da04ac3 db992617 2d20f88f 62ed20b7
response
was based on the hash:
4d4903ab aa9a0a12 28ac872a 812effaf
dc0e5ad6 e6541a56 40e3fdee 3f61d64e
06499808 47edc669 545b0e82 fd7df4e3
4da04ac3 db992617 2d20f88f 62ed20b7
Hash of the response
file for verification:
56572773 5d94e0fa b310a937 96de8c96
a3d4e75a 906ede9f 89d88bec d93c0c33
f1cac858 d6e04b7e 291c3100 8b5bec03
02a443b5 c2fdc6ad ad5399f1 58ddc9ab
Blake2b hash of the new_challenge
file for participant #70:
cb46b0b1 b34ec02c 956d0d6c 0e87de94
e3c18036 6bad8fb4 36a0f15d d8e55d12
6c0abea7 2763771d 4a3bb416 a9a47b73
c30b339e 377235a6 a1e7bb1c cc345879
The above new_challenge
file: https://ppot.blob.core.windows.net/public/challenge_0070
Justice Hudson's attestation:
Date: Wed Feb 10 2021 - Thur Feb 11 2021 Name: Justice Hudson Location: Austin, TX, USA Device: Bare Asus mobo with Ubuntu Server 20.04 Live USB Commit Hash: bf852c168676a7afc5dd17b47ff9b8f394aeab8a Challenge: https://ppotus.blob.core.windows.net/public/challenge_0069
`challenge` file contains decompressed points and has a hash:
4d4903ab aa9a0a12 28ac872a 812effaf
dc0e5ad6 e6541a56 40e3fdee 3f61d64e
06499808 47edc669 545b0e82 fd7df4e3
4da04ac3 db992617 2d20f88f 62ed20b7
`challenge` file claims (!!! Must not be blindly trusted) that it was based on the original contribution with a hash:
0d1fcc6b c3d6db63 fb6e54f6 be319a18
afcf3d06 4909a569 375e07c0 25fdb09d
d06a0102 bd5c1e69 9db2c328 d9fe7fe6
3053f7b7 075c3cec d96a0914 b033046f
The BLAKE2b hash of `./response` is:
56572773 5d94e0fa b310a937 96de8c96
a3d4e75a 906ede9f 89d88bec d93c0c33
f1cac858 d6e04b7e 291c3100 8b5bec03
02a443b5 c2fdc6ad ad5399f1 58ddc9ab
Time taken:
- Download: 1.5 hours
- Execution: ~15 hours
- Upload: ~15 hours, interrupted by power outage
Entropy:
- /dev/urandom output
- Latest Ethereum block hash
- Keyboard mashing
Side channel defences:
- Network cable physically removed
- Wireless communication devices physically removed
Postprocessing:
- Power cycled
- Live USB wiped
- Working drive wiped