The phrase "historically contingent" is correct and usable in written English.
It can be used to refer to outcomes or events that are based on the circumstances of the past. For example: "The success of this project is historically contingent, as it is dependent on the efforts of those who came before us."
By the same token, those who think that scientific change is historically contingent, in theory, must be able to justify historical counterfactuals of the form "had the social/cultural context at some given time been different, scientists would have adopted other theories (or other experimental systems, model organisms, etc)".
Definitions of art attempt to make sense of two different sorts of facts: art has important historically contingent cultural features, and it also, arguably, has trans-historical, trans-cultural characteristics that point in the direction of a relatively stable aesthetic core.
But institutions and practices are historically contingent.
There is nothing historically contingent about a parent's grief.
Thirdly, ecosystems are historically contingent and multi-layered.
Science, technology and innovation (STI) policy is borne by a set of historically contingent concepts, models, and metaphors.
The purpose is to display the historically contingent regime of truth for speaking about fraud, risk and responsibility in organizations.
Instead, they reflect various and importantly different logical structures played out in discrete, historically contingent contexts.
Interactions between the development of the productive forces and the socialisation of capital ownership jointly impact on these signatures, such that profit calculations are historically contingent.
These scholars demonstrate that the development of bureaucratic state and corporate capitalism was neither inevitable nor unilinear but historically contingent.
The literature suggests that the conversion process from inalienable land to private property is highly contested, locally specific, and historically contingent.
