But a chronicle must hold contradictions. Success invited scrutiny. Security researchers, polite and implacable, found edge cases—predictable sequences in a certain narrow configuration, an SMS gateway that exposed numbers—small things that combined into credibility risk. The team accepted the critiques without defensiveness. They rewrote parts of the generator, rotated secrets like clockwork, and built an audit trail that could be read by humans as easily as machines. Transparency, they learned, was itself a quality metric.