Doom Speed Demo Archive
https://dsdarchive.com/

Iwad:      DOOM2.WAD
Pwad:      swmort04.wad
Map:       MAP04
Skill:     4
Category:  UV Speed
Exe:       dsda-doom 0.28.2 -complevel 2

Time:      0:29.91

Author:    trashgarbage

Comments:
Most likely improvable, although you'd need a fair bit of luck with how cramped and packed with enemies the level is.