The rail services that issue and verify the digital credentials a passenger keeps in their wallet. Train Network and Bus Network, the two verifiers, are still to be built.
Log in and send your Accessibility Pass to your wallet — the needs a traveller wants known before a journey, on their terms.
Scan a QR with your phone and TrainCards sends a Train Card to your wallet, where you accept or decline it.
Credentials live in the separate wallet app. QR codes here deep-link into it — scan with your phone camera to receive or present.