द्वादशाङ्गुला वितस्तिः छायापौरुषं च ॥ कZ_०२.२०.१० ॥
dvādaśāṅgulā vitastiḥ chāyāpauruṣaṃ ca
Один витасти (пядь) равен двенадцати ангул (aṅgula); и мера «человек-тень» (chāyā-pauruṣa) определяется соответственно.
Because uniform base units reduce disputes and corruption in surveying, wage-work measurement, procurement, and tax assessment.
It provides a practical, reproducible field method for estimating standardized height/length relationships during surveying and construction checks.