Expose published and author fields #1087

Job	Run time
run-test-suite (ubuntu-latest, 3.9, 9.4)	11m 57s
run-test-suite (ubuntu-latest, 3.9, latest)	10m 33s
run-test-suite (ubuntu-latest, 3.13, latest)	11m 26s
run-test-suite (ubuntu-22.04, 3.7, 9.1)	9m 31s
	43m 27s

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