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1.1102230246251565e-16, "only_mp_stable": [ "oqmd-ref-Au", "oqmd-ref-Th" ], "only_ours_stable": [], "stable_sets_match": false }, "provenance": { "above_hull_window_eV": 0.05, "builder_version": 1, "collinear_tol": 1e-12, "correction_model": "OQMD fit-partial ('standard' fit, applied upstream by OQMD; none added)", "degenerate_tol": 1e-06, "entry_pool": "all_nondeprecated", "is_stable_source": "derived", "observed_at": "2026-09-05T17:02:03Z", "snapshot_scope_elements": [], "snapshot_scope_kind": "full", "snapshot_sha256": "2a9393262c52ec35600424236c352a4cdb3291c8b25c1c6588f5e62abe8e0d8d", "source_release": "qmdb_v1_8_022026", "stability_tol": 0.0001, "thermo_type": "standard", "upstream_energy_corrections": "OQMD 'standard' fit (fit-partial of Kirklin et al. 2015): elemental reference energies of a subset of elements fitted to experimental formation enthalpies, applied by OQMD" }, "reference": { "kind": "dft_fitted_elemental_reference_0K", "per": "atom", "temperature_K": 0.0, "units": 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