The most prominent academic paper matching your description of a "long paper looking at Irreversible" is:
If you can't find it on a streaming service, consider purchasing or renting it digitally. Irreversible -2002- Dual 1080p
Physical media versions, including Blu-ray collections, are available through retailers like Amazon. Due to its extreme content, it is often restricted or censored on mainstream streaming platforms. The most prominent academic paper matching your description
1920x1080 (Full HD), providing the clarity needed for the film's dark, neon-lit cinematography. Audio Tracks: including Blu-ray collections