Stock Trade Settlement Cycle India: Trading & Clearing Process

In normal day work, we see all the settlements happening in front of us with 100% transparency. As I bought my groceries from the market today, I paid cash and got my goodies and the settlement cycle was complete. This struck my curiosity of how a trade gets executed, cleared, and deposited in my Demat account. https://fintrakk.com/trade-settlement-cycle-process-india-stock-trading/