Papelito (en. Little piece of paper)

/papeˈlito/

Slang Meanings

Brief and direct message.
He sent me a small piece of paper saying he would arrive late.
Me mandó un papelito diciendo que llegaría tarde.
A small document or receipt.
That small piece of paper is the receipt of the purchase.
Ese papelito es el recibo de la compra.