The NHS app is a great existing example of accessing multiple different services provided by different organisations under a single app and login. This does require provision of your NHS number, but that's exactly what this more targeted identifier is designed for.

Digital signatures from microscopes could also help with tackling fraudulent manual image editing. However, we'd want to still also support legitimate edits such as image cropping / colourisation / denoising / contrast enhancement. Perhaps requiring original raw images + code that made the edits?

Yes, RSECon is a hybrid conference so all sessions are live streamed and recorded. Recordings are available immediately to attendees on the streaming platform and will also be made publicly available on the @society-rse.org's YouTube channel later once we've got them all downloaded and processed.