KnowraInternational Prototype of the KilogramLinked fromLinked fromThe 11 pages that link to International Prototype of the Kilogram, each with the reason it gives.All 11Broader topic 6Related 2Compared with 3KilogramBroader topic: Its replacement marked the end of artifact-based kilogram definition.International Bureau of Weights and MeasuresBroader topic: The BIPM safeguarded this prototype while national copies were compared against it.International Committee for Weights and MeasuresBroader topic: The CIPM’s early institutional work included overseeing this shared physical mass standard.Metre ConventionBroader topic: It was a central physical standard produced under the convention’s system.History of measurementBroader topic: Its eventual replacement exposes the limits of relying on a unique physical artifact.History of the metric systemBroader topic: The prototype embodied the artifact-based kilogram before its replacement by a constant-based definition.