| 1. | | Unix clock – synchronized to atomic clock time (time.is) |
| 1 point by time_is on Oct 8, 2015 | past |
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| 2. | | Leap Second 2015 – watch it happen (time.is) |
| 1 point by time_is on June 30, 2015 | past |
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| 3. | | Happy Pi Second of the Century - Catch It Again at 9:26:53 PM (time.is) |
| 2 points by time_is on March 14, 2015 | past |
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| 4. | | Show HN: Pi Day Clock (time.is) |
| 4 points by time_is on March 5, 2015 | past |
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| 5. | | 12-12-12 12:12:12 (time.is) |
| 1 point by time_is on Dec 11, 2012 | past |
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