Add SHA256 hash #365

Job	Run time
test-windows (win64, 3.9)	2m 55s
test-ubuntu-macos (macos-latest, 3.9)	3m 6s
test-windows (win64, 3.10)	3m 33s
test-ubuntu-macos (macos-latest, 3.10)	2m 57s
test-windows (win64, 3.11)	3m 9s
test-ubuntu-macos (macos-latest, 3.11)	2m 39s
test-windows (win64, 3.12)	3m 0s
test-ubuntu-macos (macos-latest, 3.12)	3m 8s
test-windows (win64, 3.13)	3m 30s
test-ubuntu-macos (macos-latest, 3.13)	2m 35s
test-ubuntu-macos (macos-latest, pypy)	3m 16s
test-ubuntu-macos (ubuntu-latest, 3.9)	3m 17s
test-ubuntu-macos (ubuntu-latest, 3.10)	3m 18s
test-ubuntu-macos (ubuntu-latest, 3.11)	3m 24s
test-ubuntu-macos (ubuntu-latest, 3.12)	3m 47s
test-ubuntu-macos (ubuntu-latest, 3.13)	3m 19s
test-ubuntu-macos (ubuntu-latest, pypy)	3m 27s
all-tests-pass	2s
	54m 22s

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