Imagine and illustrate a breathtaking retrofuturistic robot inspired by the steampunk genre, designed specifically for timekeeping. Incorporate the following mechanical components into your design: a Clockwork Mechanism at its core, intricate Brass Gears turning with precision, Steam-Powered Pistons providing movement, Vacuum Tubes pulsing with energy, Analog Gauges displaying time and other data, Mechanical Arms for delicate adjustments, Telescoping Antennae scanning the skies, and Holographic Projectors showcasing time in innovative ways. Let your imagination run wild as you craft this masterpiece, blending Victorian-era aesthetics with futuristic technology to create a stunning and unforgettable steampunk robot hours.