विंशतितण्डुलं वज्रधरणम् ॥ कZ_०२.१९.०७ ॥
viṃśatitaṇḍulaṃ vajradharaṇam
Un vajra-dharaṇa (una unidad estándar de peso llamada «vajra-dharaṇa») equivale a veinte granos de arroz.
Because grains are widely available reference objects; the state can anchor official standards to simple, replicable baselines to reduce disputes and fraud.
Named units allow uniform procurement, taxation, and adjudication by ensuring everyone refers to the same certified standard.