Recordings used by Sannidhi. Levels evened, mono, compressed for streaming.

Sri Venkata Sastry, recited for Vedamantram (https://www.vedamantram.com), used for spiritual and religious purposes with acknowledgement, as the site allowed:
  srisuktam.mp3 (sree.mp3), lakshmi108.mp3, kanakadhara.mp3, rudram.mp3, lingashtakam.mp3
  Original statement: https://web.archive.org/web/20110705032134/http://www.vedamantram.org/

mrityunjaya.mp3: "Mrityunjaya.ogg" by Rameshvar, Free Art License.
  https://commons.wikimedia.org/wiki/File:Mrityunjaya.ogg

shivaya.mp3: "Om Namah Shivaya audio.wav" by शिव साहिल, CC BY-SA 4.0. This adapted copy is under the same licence.
  https://commons.wikimedia.org/wiki/File:Om_Namah_Shivaya_audio.wav

om.mp3, om-short.mp3: "OM chanting" by manblunder, marked public domain by its uploader on the Internet Archive.
  https://archive.org/details/OmChanting_67