To prepare Pad Thai sauce: In a medium saucepan over medium heat, blend sugar, vinegar, soy sauce and tamarind pulp.
To make Pad Thai: Soak rice noodles in cold water until soft; drain. In a large wok or frying pan over medium heat, warm oil and add garlic and eggs; scramble the eggs. Add tofu and stir until well mixed; add noodles and stir until cooked.
Stir in the Pad Thai sauce, 1 1/2 teaspoons salt and the peanuts. Remove from heat and add chives and paprika.