v4 mono-purple
Earlier purple branch before the iframe-based 4.5/4.6 family.
nonai-space / revived archive browser
I restored the surrounding prototype family so you can inspect which branch preserved the missing animation code better. I found 4.5, 4.6, and 4.8 variants plus the standalone workflow pages. I did not find an actual 4.7 HTML file in the archived source tree, even though your notes mention a 4.7 phase.
Earlier purple branch before the iframe-based 4.5/4.6 family.
Earlier monochrome branch.
4.5 BW with workflow v2 iframe.
4.5 gold/monochrome with workflow v2 iframe.
4.5 purple variant with workflow v2 iframe.
Your confirmed remembered version.
4.6 gold-toned version.
4.6 purple variant.
Later BW evolution; largest file in this branch.
Prototype index from archive.
Early long-form prototype branch.
Earlier theory/definition branch.
Expanded long-form branch before v4.
These are the smaller animation pages the 4.5/4.6 family embeds via iframe.