Add Commit Signing section

[gabrielbosio]

We added the requirement that all commits for all PRs to this repo must be signed. This PR adds a section in the CONTRIBUTING file explaining this requirement.

[github-actions]

**Hyper Thereading Benchmark results**




hyperfine -r 2 -n "hyper_threading_main threads: 1" 'RAYON_NUM_THREADS=1 ./hyper_threading_main' -n "hyper_threading_pr threads: 1" 'RAYON_NUM_THREADS=1 ./hyper_threading_pr'
Benchmark 1: hyper_threading_main threads: 1
  Time (mean ± σ):     26.409 s ±  0.035 s    [User: 25.620 s, System: 0.788 s]
  Range (min … max):   26.385 s … 26.434 s    2 runs
 
Benchmark 2: hyper_threading_pr threads: 1
  Time (mean ± σ):     26.415 s ±  0.022 s    [User: 25.622 s, System: 0.791 s]
  Range (min … max):   26.400 s … 26.431 s    2 runs
 
Summary
  hyper_threading_main threads: 1 ran
    1.00 ± 0.00 times faster than hyper_threading_pr threads: 1




hyperfine -r 2 -n "hyper_threading_main threads: 2" 'RAYON_NUM_THREADS=2 ./hyper_threading_main' -n "hyper_threading_pr threads: 2" 'RAYON_NUM_THREADS=2 ./hyper_threading_pr'
Benchmark 1: hyper_threading_main threads: 2
  Time (mean ± σ):     14.690 s ±  0.062 s    [User: 25.807 s, System: 0.851 s]
  Range (min … max):   14.646 s … 14.733 s    2 runs
 
Benchmark 2: hyper_threading_pr threads: 2
  Time (mean ± σ):     14.628 s ±  0.024 s    [User: 25.665 s, System: 0.845 s]
  Range (min … max):   14.611 s … 14.646 s    2 runs
 
Summary
  hyper_threading_pr threads: 2 ran
    1.00 ± 0.00 times faster than hyper_threading_main threads: 2




hyperfine -r 2 -n "hyper_threading_main threads: 4" 'RAYON_NUM_THREADS=4 ./hyper_threading_main' -n "hyper_threading_pr threads: 4" 'RAYON_NUM_THREADS=4 ./hyper_threading_pr'
Benchmark 1: hyper_threading_main threads: 4
  Time (mean ± σ):     10.581 s ±  0.532 s    [User: 38.201 s, System: 0.995 s]
  Range (min … max):   10.204 s … 10.957 s    2 runs
 
Benchmark 2: hyper_threading_pr threads: 4
  Time (mean ± σ):     10.953 s ±  0.069 s    [User: 37.793 s, System: 0.996 s]
  Range (min … max):   10.904 s … 11.002 s    2 runs
 
Summary
  hyper_threading_main threads: 4 ran
    1.04 ± 0.05 times faster than hyper_threading_pr threads: 4




hyperfine -r 2 -n "hyper_threading_main threads: 6" 'RAYON_NUM_THREADS=6 ./hyper_threading_main' -n "hyper_threading_pr threads: 6" 'RAYON_NUM_THREADS=6 ./hyper_threading_pr'
Benchmark 1: hyper_threading_main threads: 6
  Time (mean ± σ):     10.422 s ±  0.223 s    [User: 38.470 s, System: 0.970 s]
  Range (min … max):   10.265 s … 10.580 s    2 runs
 
Benchmark 2: hyper_threading_pr threads: 6
  Time (mean ± σ):     10.337 s ±  0.339 s    [User: 38.400 s, System: 0.964 s]
  Range (min … max):   10.097 s … 10.576 s    2 runs
 
Summary
  hyper_threading_pr threads: 6 ran
    1.01 ± 0.04 times faster than hyper_threading_main threads: 6




hyperfine -r 2 -n "hyper_threading_main threads: 8" 'RAYON_NUM_THREADS=8 ./hyper_threading_main' -n "hyper_threading_pr threads: 8" 'RAYON_NUM_THREADS=8 ./hyper_threading_pr'
Benchmark 1: hyper_threading_main threads: 8
  Time (mean ± σ):     10.289 s ±  0.075 s    [User: 38.382 s, System: 1.024 s]
  Range (min … max):   10.236 s … 10.342 s    2 runs
 
Benchmark 2: hyper_threading_pr threads: 8
  Time (mean ± σ):     10.466 s ±  0.151 s    [User: 38.343 s, System: 1.044 s]
  Range (min … max):   10.359 s … 10.573 s    2 runs
 
Summary
  hyper_threading_main threads: 8 ran
    1.02 ± 0.02 times faster than hyper_threading_pr threads: 8




hyperfine -r 2 -n "hyper_threading_main threads: 16" 'RAYON_NUM_THREADS=16 ./hyper_threading_main' -n "hyper_threading_pr threads: 16" 'RAYON_NUM_THREADS=16 ./hyper_threading_pr'
Benchmark 1: hyper_threading_main threads: 16
  Time (mean ± σ):     10.625 s ±  0.271 s    [User: 38.627 s, System: 1.088 s]
  Range (min … max):   10.434 s … 10.817 s    2 runs
 
Benchmark 2: hyper_threading_pr threads: 16
  Time (mean ± σ):     10.278 s ±  0.005 s    [User: 38.900 s, System: 1.109 s]
  Range (min … max):   10.275 s … 10.281 s    2 runs
 
Summary
  hyper_threading_pr threads: 16 ran
    1.03 ± 0.03 times faster than hyper_threading_main threads: 16

[github-actions]

Benchmark Results for unmodified programs 🚀

Command	Mean [s]	Min [s]	Max [s]	Relative
base big_factorial	2.124 ± 0.026	2.099	2.184	1.00 ± 0.01
head big_factorial	2.118 ± 0.012	2.102	2.140	1.00

Command	Mean [s]	Min [s]	Max [s]	Relative
base big_fibonacci	2.042 ± 0.026	2.027	2.115	1.00 ± 0.01
head big_fibonacci	2.041 ± 0.010	2.033	2.066	1.00

Command	Mean [s]	Min [s]	Max [s]	Relative
base blake2s_integration_benchmark	7.560 ± 0.122	7.474	7.858	1.00
head blake2s_integration_benchmark	7.581 ± 0.109	7.464	7.737	1.00 ± 0.02

Command	Mean [s]	Min [s]	Max [s]	Relative
base compare_arrays_200000	2.167 ± 0.030	2.140	2.228	1.00 ± 0.02
head compare_arrays_200000	2.162 ± 0.015	2.144	2.197	1.00

Command	Mean [s]	Min [s]	Max [s]	Relative
base dict_integration_benchmark	1.439 ± 0.005	1.434	1.446	1.01 ± 0.01
head dict_integration_benchmark	1.420 ± 0.010	1.412	1.445	1.00

Command	Mean [s]	Min [s]	Max [s]	Relative
base field_arithmetic_get_square_benchmark	1.199 ± 0.005	1.192	1.208	1.00
head field_arithmetic_get_square_benchmark	1.203 ± 0.006	1.196	1.217	1.00 ± 0.01

Command	Mean [s]	Min [s]	Max [s]	Relative
base integration_builtins	7.600 ± 0.083	7.544	7.830	1.00 ± 0.01
head integration_builtins	7.578 ± 0.038	7.517	7.647	1.00

Command	Mean [s]	Min [s]	Max [s]	Relative
base keccak_integration_benchmark	7.814 ± 0.055	7.705	7.905	1.00
head keccak_integration_benchmark	7.901 ± 0.089	7.833	8.140	1.01 ± 0.01

Command	Mean [s]	Min [s]	Max [s]	Relative
base linear_search	2.168 ± 0.011	2.151	2.185	1.00
head linear_search	2.175 ± 0.017	2.159	2.221	1.00 ± 0.01

Command	Mean [s]	Min [s]	Max [s]	Relative
base math_cmp_and_pow_integration_benchmark	1.535 ± 0.007	1.527	1.545	1.01 ± 0.01
head math_cmp_and_pow_integration_benchmark	1.517 ± 0.008	1.505	1.532	1.00

Command	Mean [s]	Min [s]	Max [s]	Relative
base math_integration_benchmark	1.482 ± 0.011	1.471	1.508	1.00 ± 0.02
head math_integration_benchmark	1.481 ± 0.020	1.461	1.526	1.00

Command	Mean [s]	Min [s]	Max [s]	Relative
base memory_integration_benchmark	1.219 ± 0.008	1.211	1.240	1.00
head memory_integration_benchmark	1.227 ± 0.009	1.213	1.243	1.01 ± 0.01

Command	Mean [s]	Min [s]	Max [s]	Relative
base operations_with_data_structures_benchmarks	1.588 ± 0.012	1.571	1.606	1.01 ± 0.01
head operations_with_data_structures_benchmarks	1.580 ± 0.010	1.567	1.598	1.00

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
base pedersen	534.1 ± 1.8	531.6	537.1	1.00
head pedersen	539.1 ± 10.9	532.6	569.5	1.01 ± 0.02

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
base poseidon_integration_benchmark	639.3 ± 8.3	628.0	657.3	1.00
head poseidon_integration_benchmark	648.5 ± 5.6	640.4	660.6	1.01 ± 0.02

Command	Mean [s]	Min [s]	Max [s]	Relative
base secp_integration_benchmark	1.862 ± 0.013	1.847	1.893	1.00 ± 0.01
head secp_integration_benchmark	1.854 ± 0.007	1.845	1.868	1.00

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
base set_integration_benchmark	684.8 ± 3.9	678.6	690.6	1.00 ± 0.01
head set_integration_benchmark	682.5 ± 2.3	677.6	685.1	1.00

Command	Mean [s]	Min [s]	Max [s]	Relative
base uint256_integration_benchmark	4.201 ± 0.031	4.152	4.243	1.00
head uint256_integration_benchmark	4.202 ± 0.030	4.166	4.265	1.00 ± 0.01

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 96.53%. Comparing base (7c4ecdf) to head (d1df1a2).
Report is 2 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2019   +/-   ##
=======================================
  Coverage   96.53%   96.53%           
=======================================
  Files         102      102           
  Lines       42726    42726           
=======================================
  Hits        41247    41247           
  Misses       1479     1479           

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[JulianGCalderon]

LGTM