'has been initially provided' is correct and usable in written English.
You can use it to refer to something that was provided for the first time or was given before anything else. For example: "The funding for the project has been initially provided by the local government."
The new algorithm has been initially tested offline, and the validation of the proposed strategy provided accurate results in estimating the vehicle dynamic behaviour.
Although the idea of using compressed sensing has been initially proposed in [22], its theoretical and practical possibilities have not been studied by providing a mathematical formulation.
Many of these regulators perform central functions in the organisms where they have been initially studied and therefore provide a good test set for the analysis of their prevalence and evolution in the fungal kingdom.
Florida and Alabama objected, saying that the lake had been initially built for hydropower and that providing water to Georgia was not an authorized use.
Nevertheless, Weyl seems to have been initially attracted to set theory at least in the axiomatic formulation Zermelo provided for it in 1908.
Improvement often starts with a single effort to improve one aspect of care, but demonstrable success initially provides encouragement for additional activity and helps secure the support of colleagues who may have been initially resistant.
A trained interviewer was provided with the names of the two selected patients and the date and type of antihypertensive therapy that had been initially prescribed.
The technical support to the HMIS was initially provided by Media Lab Asia, Department of Information Technology, Government of India, and subsequently has been taken over by the AIIMS team.
It was initially provided as a single 20 mg dose for twice-daily use, and has more recently been approved in a 60 mg once-daily formulation.
As well as being initially dependent on the UK some of Australia's experience involved New Zealand scientists and more detail on this has been provided by Fraser (2005).
Study participants preferred receiving different information that had been provided initially.
