[
 {
  "category": "spanda",
  "date": null,
  "editions": [
   "Dyczkowski SUNY 1992 (with Sandoha, Vivrti, Pradipika)",
   "Motilal Hindi ed. 1981 (text + comm.)"
  ],
  "extant": true,
  "id": "spandavrtti",
  "note": "Stein's note on Kalhana also titles it Spandasarvasva. Commentary-authorship vs root-verse authorship are separate questions. Sanskrit e-text not yet held — Dyczkowski translation is the working witness.",
  "status": "SOURCE_PLUS_TRANSLATION",
  "title": "Spandavrtti (Spandasarvasva)",
  "verses": "commentary"
 },
 {
  "category": "spanda",
  "date": null,
  "editions": [
   "Bhaskara Sivasutra-varttika testimony",
   "Bhatta Utpala Pradipika v.53 (absent in Ramakantha/Ksemaraja recensions)"
  ],
  "extant": null,
  "id": "spandasutra-varttika",
  "status": "REF_ONLY",
  "title": "Spanda-sutra-varttika (on 3 Sivasutra sections)",
  "verses": "ref-only"
 },
 {
  "category": "spanda",
  "date": null,
  "editions": [
   "Bhaskara testimony; Aufrecht catalogue"
  ],
  "extant": null,
  "id": "tattvarthacintamani",
  "status": "REF_ONLY",
  "title": "Tattvartha-cintamani(+tika, on 4th Sivasutra section; Tattvavicara quoted by Utpala)",
  "verses": "ref-only"
 }
]