
There is no historic record, verbal or otherwise of DTS prior to 1996.
See Edgar Sulite's book 'Masters of Kali, Arnis, Escrima [1993]' page 117 where the head of DTS calls his art as 'Pekiti-Tirsia System of Arnis'.
See attached jpeg..
For info on real Pekiti Tirsia Kali google PT-GO.