Unverified50% confidenceFactExact time
Leap smearing spreads the extra second thinly over a longer time window before and after (for example, Google uses a 20-hour window), making the system clock slowly catch up at an extremely small rate deviation while remaining monotonically increasing for upper-layer applications.
1
Sources
50%
Confidence
Long-term
Relevance
10/16/2026
First Seen
Sources
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