Earlier quoted context omitted.
We are open-sourcing the code, and people can have their own network monitoring to see that there is no data leaking
Please check into 'reproducible builds' and ways to ensure the software is not modified between the point where you build it and the point where it gets deployed. There will most likely at some point be an attempt to use your reputation to achieve the exact opposite of your stated goals so beware of that.
We are providing the source, and people can rebuild it from scratch and ensure that their device is running the open-source code. In theory, it is each user who should deploy his device. If an industrial partners want to ship our software to many devices, indeed it will be needed for them to prove he hasn't modified the software and we are happy to learn about best practices to help them do so, so we will look at this