song-274/BOM.md

# Bill of materials — 274

5 file(s), 465.6 MiB. Generated by `scripts/bom_gen.py`.

## audio

file                      size       hash                        description
------------------------  ---------  --------------------------  ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
`audio/274_release1.wav`  226.8 MiB  `4287774b506177d282b8a035`  Release master of "274" (2026-09-16), superseded by 274_release2.wav — stereo, 48 kHz, 32-bit float PCM, 10:19 (619.27 s). Peak -0.4 dBFS, mean -12.4 dBFS.
`audio/274_release2.wav`  226.8 MiB  `834aad4988f387dd9871d099`  Release master of "274" (updated 2026-09-17, replaces 274_release1.wav; used by the white/lyrics renders and Song274Transect) — stereo, 48 kHz, 32-bit float PCM, 10:19 (619.27 s). Float peak +0.25 dBFS (1.0297; 25 samples beyond full scale), mean -13.1 dBFS.

## images

file                size      hash                        description
------------------  --------  --------------------------  ------------------------------------------------------------------------------------------------------
`images/white.png`  11.1 KiB  `717ddffe599554fb2dcdf855`  Background plate: plain pure-white (#FFFFFF) 1920×1080 RGB image, used as the still for the PV render.

## fonts

file                              size     hash                        description
--------------------------------  -------  --------------------------  ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
`fonts/NotoSerifJP-Medium.otf`    6.0 MiB  `b3aa1bf0e4aeb96623aeaab1`  Noto Serif JP Medium (SubsetOTF/JP, v2.003, SIL OFL 1.1) from notofonts/noto-cjk release Serif2.003 (12_NotoSerifJP.zip). Used by 274.ass styles transparent_lyrics_en, transparent_lyrics_jp.
`fonts/NotoSerifJP-SemiBold.otf`  6.0 MiB  `81863c254d5833df489433c4`  Noto Serif JP SemiBold (SubsetOTF/JP, v2.003, SIL OFL 1.1) from notofonts/noto-cjk release Serif2.003 (12_NotoSerifJP.zip). Used by 274.ass style transparent_title.