# PULSE ROOM Music Attributions

The four runtime recordings in `runtime/` are technical derivatives of the exact Wikimedia Commons files below. Unchanged downloads are retained under `assets/source/pulse-room/music/original/`; byte counts and SHA-256 digests are frozen in `track-manifest.json`.

## Anxiety - Kai Engel

- Source page: https://commons.wikimedia.org/wiki/File:Kai_Engel_-_02_-_Anxiety.ogg
- Direct source: https://upload.wikimedia.org/wikipedia/commons/3/3d/Kai_Engel_-_02_-_Anxiety.ogg
- License: Creative Commons Attribution 4.0 International, https://creativecommons.org/licenses/by/4.0/
- Attribution: Anxiety by Kai Engel, licensed under CC BY 4.0.
- Rights check: Commons reviewer Sennecaster verified the source license on 2026-02-12.
- Selection note: replaces Seeker, whose unreviewed page claim conflicts with embedded CC BY-NC-ND metadata.

## other side of the wave - epsilon not

- Source page: https://commons.wikimedia.org/wiki/File:Epsilon_not_-_01_-_other_side_of_the_wave.ogg
- Direct source: https://upload.wikimedia.org/wikipedia/commons/9/99/Epsilon_not_-_01_-_other_side_of_the_wave.ogg
- License: Creative Commons Attribution 4.0 International, https://creativecommons.org/licenses/by/4.0/
- Attribution: other side of the wave by epsilon not, licensed under CC BY 4.0.
- Rights check: Commons page claim and embedded license metadata match.

## Kirigami - Graham Bole

- Source page: https://commons.wikimedia.org/wiki/File:Graham_Bole_-_Kirigami.ogg
- Direct source: https://upload.wikimedia.org/wikipedia/commons/8/8f/Graham_Bole_-_Kirigami.ogg
- License: Creative Commons Attribution 4.0 International, https://creativecommons.org/licenses/by/4.0/
- Attribution: Kirigami by Graham Bole, licensed under CC BY 4.0.
- Rights check: Commons reviewer MGA73 verified the source license on 2020-03-19.
- Selection note: replaces Hoenikker, which failed the harsh-mastering gate at -6.11 LUFS and 1.10 dB LRA.

## Effects of Elevation (Citizen) - Revolution Void

- Source page: https://commons.wikimedia.org/wiki/File:Revolution_Void_-_02_-_Effects_of_Elevation_Citizen.ogg
- Direct source: https://upload.wikimedia.org/wikipedia/commons/9/9f/Revolution_Void_-_02_-_Effects_of_Elevation_Citizen.ogg
- License: Creative Commons Attribution 3.0 Unported, https://creativecommons.org/licenses/by/3.0/
- Attribution: Effects of Elevation (Citizen) by Revolution Void, licensed under CC BY 3.0.
- Rights check: Commons page claim and embedded license metadata match.

Runtime preparation is limited to objective edge-silence handling, two-pass EBU R128 loudness normalization, true-peak limiting, conversion to 48 kHz stereo 192 kbps MP3, and attribution-preserving metadata. No musical structure is changed.