चतुरशीत्यङ्गुलो व्यामो रज्जुमानं खातपौरुषं च ॥ कZ_०२.२०.१७ ॥
caturaśītyaṅgulo vyāmo rajjumānaṃ khātapauruṣaṃ ca
Un vyāma vaut quatre-vingt-quatre aṅgulas ; c’est la mesure à la corde (rajju-māna) et il sert aussi d’étalon « homme d’excavation » (khāta-pauruṣa).
Rope standards enable repeatable site checks; officials cannot easily inflate excavation lengths/depths to overbill the treasury.