part per quadrillion

1. 003
   Current rev 01

   27 Mar 2026 · 10:34 UTC by BATCH 00000926

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2. 002
   superseded rev 01

   17 Mar 2026 · 11:18 UTC by BATCH 00000924

   ⏱ View this version ⇄ Diff vs current ↓ Version JSON

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3. 001
   superseded rev 01

   07 Nov 2023 · 12:19 UTC by BATCH 00001255

   ⏱ View this version ⇄ Diff vs current ↓ Version JSON

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IEC CDD records every published revision of each entity — version number, status, timestamp, and the change request that introduced it. OpenCDD captures the full chain of custody from cdd.iec.ch; the entry marked Current is the one rendered on this page.