Problem post
Hardware Has No Memory of Itself
The frustrating part of hobby robotics is not always getting hardware to work. It is knowing whether the thing that worked yesterday is still the same thing today.
The strange thing about hardware debugging is how often the system gives you no memory. The camera worked yesterday. The IMU was returning samples. The serial bridge was alive. Then today something feels wrong, but the machine cannot tell you what changed.
Generic monitoring is not enough. A service can be running while the physical behavior is worse. A stream can answer HTTP while first-frame latency doubles. An IMU endpoint can return JSON while sample quality collapses. The software says alive. The build still feels haunted.
That gap is the problem Oplut is trying to sit inside. Not fleet telemetry. Not another dashboard. The missing layer is visibility into physical behavior: what this exact camera, this exact IMU, this exact bridge, on this exact bench looked like when it worked.
The first version is humble. A Raspberry Pi captures an accepted baseline for a camera surface, then checks later behavior against it. If the camera service stops, Oplut can say the camera was running at baseline and is stopped now. That sounds basic, but it is the first brick in a different kind of hardware tool.
The bigger question is what happens when that same loop covers IMU sample rate, timestamp jitter, encoder behavior, power rail noise, camera latency, calibration quality, and cross-sensor timing. Hidden physical data becomes visible. The builder gets a sentence instead of a mystery.