वैदेहकव्यञ्जनो वा सार्थप्रमाणं राज्ञः प्रेषयेत् ॥ कZ_०२.२१.२७ ॥
vaidehakavyañjano vā sārthapramāṇaṃ rājñaḥ preṣayet
Atau, utusan/agen dari orang asing itu dapat mengirimkan keterangan/sertifikat kafilah tersebut kepada raja.
It creates parallel channels of information to detect collusion or manipulation by intermediate officials and strengthens central oversight.