कृतकाभियुक्तो वा कूटसाक्षिणोऽभिज्ञातानर्थवैपुल्येनारभेत ॥ कZ_०४.४.११ ॥
kṛtakābhiyukto vā kūṭasākṣiṇo'bhijñātān arthavaipulyenārabheta
Alternatively, one who has been set up as an accused person should initiate proceedings against identified false witnesses by offering them a large inducement (to elicit their complicity).
A controlled inducement: using a decoy accused to offer money so that false witnesses reveal willingness to perjure themselves, enabling legal action.