Pothimala Building is situated at Guruharsahai in Firozpur Distt. of Punjab India. The foundation of this building was laid by Guru Jiwan Mal [7th Direct Descendent of Guru Ram Das-4th Sikh Guru] in 1745 A.D. The Pothimala Building houses the PADAM SAHIB, the SALIGRAM, and parts of the Bead [Mala] that belonged to Guru Nanak Dev Ji., the 1st Sikh Guru. The rosary [Pothi] that belonged to Guru Nanak Dev Ji was stolen when Guru Jaswant Singh was the Gaddi Nashin.The holy relics of Guru Nanak have descended in the family since generations and the eldest male heir of the family, the Gaddi Nashin, is the custodian of the relics.Following is the authentic FAMILY TREE depicting the SODHI BANS.