chore: add num hash with parent (#1652) #45

Job	Run time
doctest	3m 38s
clippy	1m 48s
check no_std	1m 3s
docs	2m 3s
feature-checks	6m 12s
fmt	14s
wasm-unknown	2m 49s
test ubuntu-latest stable --no-default-features	2m 2s
wasm-wasi	2m 0s
test ubuntu-latest stable	2m 10s
test ubuntu-latest stable --all-features	2m 49s
test ubuntu-latest nightly --no-default-features	2m 48s
test ubuntu-latest nightly	2m 42s
test ubuntu-latest nightly --all-features	3m 7s
test ubuntu-latest 1.79 --no-default-features	1m 49s
test ubuntu-latest 1.79	2m 2s
test windows-latest stable --no-default-features	6m 13s
test windows-latest stable	5m 1s
test windows-latest stable --all-features	7m 33s
test windows-latest nightly --no-default-features	5m 57s
test windows-latest nightly	5m 48s
test windows-latest nightly --all-features	7m 59s
test windows-latest 1.79 --no-default-features	3m 13s
test windows-latest 1.79	3m 27s
ci success	1s
	1h 24m 28s

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