# Attribution and distribution

This package includes two unmodified source files from Castorini Pyserini, commit527c917120ff154f84b09ff2b69dc8946085aae4. Copyright and Apache-2.0 license headers are retained. Full license: vendor/LICENSE.txt. The loader and deterministic tie adaptation are described in SOURCE_MAP.md.

RRF: Gordon V. Cormack, Charles L. A. Clarke, Stefan Buettcher, SIGIR2009, pages758–759, DOI10.1145/1571941.1572114. Paper is referenced, not redistributed.

SciFact: David Wadden, Shanchuan Lin, Kyle Lo, Lucy Lu Wang, Madeleine van Zuylen, Arman Cohan, Hannaneh Hajishirzi, EMNLP2020. Dataset license retained in SCIFACT-LICENSE.md. BEIR: Nandan Thakur et al., NeurIPS2021. Frozen input rankings were generated by082/083 and copied from the fixed public source commit in input.lock.json.

Local authored code is Apache-2.0 (LICENSE). Excluded: credentials, private settings, virtual environments, model weights, full corpus/query text, vector caches, paper PDFs and unrelated logs. Included input IDs/qrels and generated scores are necessary for audit. No human gold labeling is claimed.