चतुर्विंशतिरर्धगुच्छः ॥ कZ_०२.११.१३ ॥
caturviṃśatir ardhagucchaḥ
चतुर्विंशतिः ‘अर्धगुच्छः’ भवति।
It prevents ad hoc splitting (which invites pilferage) by making partial issues formally measurable and auditable.