Changes & activityID4

fuel cell

Compare exact published wording and inspect when definitions, revisions, comments, and voting acts were recorded.

Recorded history

Jul 30, 2025–Jul 20, 2026 · UTC

Definitions: 3
Publications: 3
Later revisions: 0
Comments: 3
Vote acts: 1

Recorded activity over time

Each mark is one recorded act. Select a publication or revision to inspect its wording below.

Definition

Showing 7 recorded events for all 3 definitions.

Publication
Later revision
Comment
Vote act

Exact recorded times are retained; the axis is labelled in UTC. Event types are not combined into a weighted activity or impact score.

Selected revision

Definition 3, revision 1 · Jul 20, 2026, 2:15 PM UTC

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Initial publication

This is the first recorded text for this definition.

Length: 26 characters
Words: 7

Compare current definitions

Select two current candidates to see their exact wording differences. Removed text belongs to the first selection; added text belongs to the second.

First definitionSecond definition

Textual comparison

Compared with Definition 1, revision 1, reading from the first selection to the second.

inserted textdeleted text

A ~~Removed: device that converts chemical energy into electrical energy~~Added: material exhibiting uniform properties in all directions and throughout its volume.

Added: +83 characters
Removed: −59 characters
Length: 6185(+24)
Definition edit magnitude: 0.972

The magnitude runs from 0 for unchanged text to 1 for complete replacement. It measures definition wording only—not authorship, quality, or community impact.

Event record

The same events as the plot, newest first, with exact UTC times and links to the revision each act concerned.

7 recorded events in the current filter.
Time	Definition	Event	Detail
Jul 20, 2026, 2:15 PM UTC	Definition 3 · revision 1	Publication	Initial revision
Oct 20, 2025, 8:38 PM UTC	Definition 2 · revision 1	Comment	Given that fuel cells typically have an anode and cathode of different materials, this version is incorrect.Legacy association inferred
Oct 20, 2025, 8:36 PM UTC	Definition 2 · revision 1	Comment	The human definition is waaaaay betterLegacy association inferred
Oct 20, 2025, 8:34 PM UTC	Definition 2 · revision 1	Comment	A bit vague Legacy association inferred
Aug 6, 2025, 8:52 PM UTC	Definition 2 · revision 1	Publication	AI-generated revision
Jul 30, 2025, 12:57 AM UTC	Definition 1 · revision 1	Vote act	Upvote recorded; imported historical actLegacy association inferred
Jul 30, 2025, 12:57 AM UTC	Definition 1 · revision 1	Publication	Initial revision

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