Everything so far stands on something. A body you hold, an assistant you trust, hands that do the work: none of it is yours if the system underneath answers to someone else. An operating system decides what runs, what it may touch and who may change it, and most of the systems under today's intelligence were never meant to be read by the people who depend on them.
Our answer is a system small enough to read, checked every time it starts, and the same on a card, a robot and a server. It has opinions, so you are not left assembling it, and it has walls, so every agent works in its own cell and nowhere else. Open source, reproducibly built, and boring exactly where boring means safe.
Ground is still only ground. When the work outgrows the device in your hand, the same system runs on a node in a cloud owned by the people who use it, and that network is the last chapter.