Prototype
Any one of these is enough. You do not need all three.
Use any one of the other two instead. Every route reaches the same answer.
12 digits, from your Aadhaar card.
A helper can send you a reference like NSH-4F2A. Open it to see the status and the next step.
Eight made-up people, each stopped at a different gate. Pick one to see the whole journey without typing anything.