Crashed Scientific HDF5 (.h5 / MATLAB v7.3 .mat / NetCDF4) Dirty-Superblock & B-Tree Chunk Carver

Deterministic HDF5 Superblock (0x894844460D0A1A0A) status_flags healer + B-tree v1/v2 chunked-dataset address walker + byte-shuffle & zlib/LZ4 filter-pipeline array reconstructor engine (.h5, .hdf5, .mat, .nc) built for MATLAB, Python h5py / Scanpy, Ansys / OpenFOAM, NetCDF — zero-upload ephemeral Wasm RAM execution.

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