How do i verify the authenticity of disney park exclusive toy story figures?

The available evidence is limited to information about Toy Story as a known entity and Disney's Animated Storybook, a 1990s interactive storybook video game series based on Disney and Pixar films. There is no information provided about Disney park exclusive Toy Story figures, their authentication methods, or verification processes. The evidence does not cover collectible figures, Disney park merchandise, or authentication techniques for such items.