10.60507/FK2/LYIDHISwierzy, BenBenSwierzy0009-0003-0485-4791University of BonndolospyEfficient implementation of the core algorithm for the plagiarism detection tool "Dolos"bonndata2026Computer and Information ScienceSwierzy, BenBenSwierzyUniversity of Bonn2026-01-142026-01-22program source code10.1145/3744916.378778010.48550/arXiv.2512.15447200320353023403277142726934925112811752221371289243427061802245text/markdowntext/markdowntext/plaintext/x-pythontext/x-pythontext/x-python3text/x-c++srctext/x-chdrtext/x-c++srctext/x-chdrtext/x-c++srctext/x-chdrtext/x-c++srcapplication/tomltext/x-c++srctext/plaintext/x-c++srctext/x-chdr1.0MITThis repository contains a re-implementation of the rolling AST hash algorithm from Dolos (https://dolos.ugent.be/) in C++ with Python bindings. It is 8x faster for indexing and 10,000x faster in reporting compared to the original JavaScript implementation (cf. BENCHMARKING.md).