# Upstream source manifest

This folder contains the standalone provenance copies used to audit this build.

| path | origin | use in this build |
|---|---|---|
| `reference.js` | Countercurrent `src/physics/reference.js`, commit `265e9544d345d64c99f0788b847a3d890c30fc6a` | Original retained for comparison; adapted source is `src/physics/multi.js`. |
| `reference.test.mjs` | Countercurrent `tests/reference.test.mjs`, same commit | Original retained for comparison; adapted tests are `tests/multi.test.mjs`. |
| `LICENSE` | Countercurrent repository licence | Applied to adapted portions. |
| `THIRD_PARTY_NOTICES.md` | Countercurrent repository notice | Retained verbatim as provenance. |

The upstream GPU source was read during preparation but is not shipped here and
is not incorporated in the runtime. The pinned remote repository is the source
of truth for any file deliberately omitted from this standalone package:
https://github.com/AdemVessell/countercurrent/tree/265e9544d345d64c99f0788b847a3d890c30fc6a