Its author Muhnot Nainsi, an official of Marwar State, based the Khyat (or chronicle) on the Charan accounts and the traditional Rajasthani Vat(or bat) as well as local administrative records.
The Khyat extensively mentions the battles fought and men who died fighting; along with the names of forts, towns, hills and rivers.
[1] The present day Nainsi ri Khyat is based on the 1843 version by Panna Vithu, who rediscovered the lost text and updated it with the information & events of the 18th & 19th century.
[4] Muhnot Nainsi, the author of this Khyat, was however not a Charan, but an Oswal mutsaddi in the court of Jaswant Singh of Marwar.
[4] Source:[4] The credit for the rediscovery and revival as well as systematic re-organization of Nainsi ri Khyat goes to Panna Vithu.
At places, Nainsi acknowledges the individual Charans who authored these compositions and elsewhere refers to the anonymous source as '..aa bat suni hai' (this has been heard).
[6] Source:[7][8] The book opens with a description of the jagirs held by Maharaja Jaswant Singh in 1664 A.D. Then the history of Marwar is narrated from beginning, with the Pratihar rule in Mandore and the arrival of Rao Siha Setramot whose descendants laid the foundation of the Rathore kingdom.
However, the five reigns from Rao Maldeo (1532 AD) to Raja Sur Singh (died 1619) occupies a larger portion of the khyat while the last two reigns-a period of 45 years-occupies the largest part.
It contains the genealogies of various Rajput groups including Rathore, Sisodiya, Bhati, Jadeja, Chauhan, Gohil, Solanki, Sodha, and Kachhwaha.