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Story history
Score and comment observations over time
Do Pumps Create Pressure or Flow?
HN #49,314,017 | submitted 2026-08-15 20:28 UTC | practical.engineering
107 observationsby Akronymus
4 points
Latest score
1 comments
Latest comments
+2
Score change
Rank history is not tracked yet in the current dataset, so this first slice focuses on score and comment movement.
Score
Range 2 to 4
2026-08-15 20:33 UTC2026-08-16 04:51 UTC
Comments
Range 1 to 1
2026-08-15 20:33 UTC2026-08-16 04:51 UTC
Observation history
Observation times are irregular and reflect when the tracker refreshed this story.
First 2026-08-15 20:33 UTCLatest 2026-08-16 04:51 UTC
| Observed at | Score | Comments | Rank |
|---|---|---|---|
| 2026-08-16 04:51 UTC | 4 | 1 | not tracked |
| 2026-08-16 04:46 UTC | 4 | 1 | not tracked |
| 2026-08-16 04:42 UTC | 4 | 1 | not tracked |
| 2026-08-16 04:37 UTC | 4 | 1 | not tracked |
| 2026-08-16 04:32 UTC | 4 | 1 | not tracked |
| 2026-08-16 04:28 UTC | 4 | 1 | not tracked |
| 2026-08-16 04:23 UTC | 4 | 1 | not tracked |
| 2026-08-16 04:19 UTC | 4 | 1 | not tracked |
| 2026-08-16 04:14 UTC | 4 | 1 | not tracked |
| 2026-08-16 04:07 UTC | 4 | 1 | not tracked |
| 2026-08-16 04:03 UTC | 4 | 1 | not tracked |
| 2026-08-16 03:58 UTC | 4 | 1 | not tracked |
| 2026-08-16 03:53 UTC | 4 | 1 | not tracked |
| 2026-08-16 03:49 UTC | 4 | 1 | not tracked |
| 2026-08-16 03:44 UTC | 4 | 1 | not tracked |
| 2026-08-16 03:40 UTC | 4 | 1 | not tracked |
| 2026-08-16 03:35 UTC | 4 | 1 | not tracked |
| 2026-08-16 03:31 UTC | 4 | 1 | not tracked |
| 2026-08-16 03:26 UTC | 4 | 1 | not tracked |
| 2026-08-16 03:22 UTC | 4 | 1 | not tracked |
| 2026-08-16 03:17 UTC | 4 | 1 | not tracked |
| 2026-08-16 03:12 UTC | 4 | 1 | not tracked |
| 2026-08-16 03:08 UTC | 4 | 1 | not tracked |
| 2026-08-16 03:03 UTC | 4 | 1 | not tracked |
| 2026-08-16 02:58 UTC | 4 | 1 | not tracked |
| 2026-08-16 02:54 UTC | 4 | 1 | not tracked |
| 2026-08-16 02:49 UTC | 4 | 1 | not tracked |
| 2026-08-16 02:45 UTC | 4 | 1 | not tracked |
| 2026-08-16 02:39 UTC | 4 | 1 | not tracked |
| 2026-08-16 02:35 UTC | 4 | 1 | not tracked |
| 2026-08-16 02:29 UTC | 4 | 1 | not tracked |
| 2026-08-16 02:23 UTC | 4 | 1 | not tracked |
| 2026-08-16 02:18 UTC | 4 | 1 | not tracked |
| 2026-08-16 02:14 UTC | 4 | 1 | not tracked |
| 2026-08-16 02:09 UTC | 4 | 1 | not tracked |
| 2026-08-16 02:04 UTC | 4 | 1 | not tracked |
| 2026-08-16 02:00 UTC | 4 | 1 | not tracked |
| 2026-08-16 01:55 UTC | 4 | 1 | not tracked |
| 2026-08-16 01:51 UTC | 4 | 1 | not tracked |
| 2026-08-16 01:46 UTC | 4 | 1 | not tracked |
| 2026-08-16 01:41 UTC | 4 | 1 | not tracked |
| 2026-08-16 01:37 UTC | 4 | 1 | not tracked |
| 2026-08-16 01:32 UTC | 3 | 1 | not tracked |
| 2026-08-16 01:28 UTC | 3 | 1 | not tracked |
| 2026-08-16 01:23 UTC | 3 | 1 | not tracked |
| 2026-08-16 01:19 UTC | 3 | 1 | not tracked |
| 2026-08-16 01:14 UTC | 3 | 1 | not tracked |
| 2026-08-16 01:09 UTC | 3 | 1 | not tracked |
| 2026-08-16 01:05 UTC | 3 | 1 | not tracked |
| 2026-08-16 00:58 UTC | 3 | 1 | not tracked |
| 2026-08-16 00:53 UTC | 3 | 1 | not tracked |
| 2026-08-16 00:49 UTC | 3 | 1 | not tracked |
| 2026-08-16 00:44 UTC | 3 | 1 | not tracked |
| 2026-08-16 00:40 UTC | 3 | 1 | not tracked |
| 2026-08-16 00:35 UTC | 3 | 1 | not tracked |
| 2026-08-16 00:31 UTC | 3 | 1 | not tracked |
| 2026-08-16 00:26 UTC | 3 | 1 | not tracked |
| 2026-08-16 00:21 UTC | 3 | 1 | not tracked |
| 2026-08-16 00:17 UTC | 3 | 1 | not tracked |
| 2026-08-16 00:12 UTC | 3 | 1 | not tracked |
| 2026-08-16 00:08 UTC | 3 | 1 | not tracked |
| 2026-08-16 00:03 UTC | 3 | 1 | not tracked |
| 2026-08-15 23:58 UTC | 3 | 1 | not tracked |
| 2026-08-15 23:54 UTC | 3 | 1 | not tracked |
| 2026-08-15 23:49 UTC | 3 | 1 | not tracked |
| 2026-08-15 23:45 UTC | 3 | 1 | not tracked |
| 2026-08-15 23:40 UTC | 3 | 1 | not tracked |
| 2026-08-15 23:36 UTC | 3 | 1 | not tracked |
| 2026-08-15 23:31 UTC | 3 | 1 | not tracked |
| 2026-08-15 23:27 UTC | 3 | 1 | not tracked |
| 2026-08-15 23:22 UTC | 3 | 1 | not tracked |
| 2026-08-15 23:17 UTC | 3 | 1 | not tracked |
| 2026-08-15 23:13 UTC | 3 | 1 | not tracked |
| 2026-08-15 23:08 UTC | 3 | 1 | not tracked |
| 2026-08-15 23:04 UTC | 3 | 1 | not tracked |
| 2026-08-15 22:59 UTC | 3 | 1 | not tracked |
| 2026-08-15 22:52 UTC | 2 | 1 | not tracked |
| 2026-08-15 22:48 UTC | 2 | 1 | not tracked |
| 2026-08-15 22:43 UTC | 2 | 1 | not tracked |
| 2026-08-15 22:39 UTC | 2 | 1 | not tracked |
| 2026-08-15 22:34 UTC | 2 | 1 | not tracked |
| 2026-08-15 22:30 UTC | 2 | 1 | not tracked |
| 2026-08-15 22:25 UTC | 2 | 1 | not tracked |
| 2026-08-15 22:20 UTC | 2 | 1 | not tracked |
| 2026-08-15 22:16 UTC | 2 | 1 | not tracked |
| 2026-08-15 22:11 UTC | 2 | 1 | not tracked |
| 2026-08-15 22:07 UTC | 2 | 1 | not tracked |
| 2026-08-15 22:02 UTC | 2 | 1 | not tracked |
| 2026-08-15 21:58 UTC | 2 | 1 | not tracked |
| 2026-08-15 21:53 UTC | 2 | 1 | not tracked |
| 2026-08-15 21:48 UTC | 2 | 1 | not tracked |
| 2026-08-15 21:44 UTC | 2 | 1 | not tracked |
| 2026-08-15 21:39 UTC | 2 | 1 | not tracked |
| 2026-08-15 21:35 UTC | 2 | 1 | not tracked |
| 2026-08-15 21:30 UTC | 2 | 1 | not tracked |
| 2026-08-15 21:25 UTC | 2 | 1 | not tracked |
| 2026-08-15 21:21 UTC | 2 | 1 | not tracked |
| 2026-08-15 21:16 UTC | 2 | 1 | not tracked |
| 2026-08-15 21:12 UTC | 2 | 1 | not tracked |
| 2026-08-15 21:07 UTC | 2 | 1 | not tracked |
| 2026-08-15 21:02 UTC | 2 | 1 | not tracked |
| 2026-08-15 20:58 UTC | 2 | 1 | not tracked |
| 2026-08-15 20:53 UTC | 2 | 1 | not tracked |
| 2026-08-15 20:47 UTC | 2 | 1 | not tracked |
| 2026-08-15 20:43 UTC | 2 | 1 | not tracked |
| 2026-08-15 20:38 UTC | 2 | 1 | not tracked |
| 2026-08-15 20:33 UTC | 2 | 1 | not tracked |