{ "candidate_pool": { "admitted": 1200, "eligible_after_prior_filter": 787, "optional_skipped": { "B": 0, "E": 0 }, "rejected_prior_overlap_by_identity": { "declaration": 24, "file": 413, "rendered_text": 4, "sample_id": 10, "user_text": 4 }, "targets": { "A": 200, "B": 200, "C": 200, "D": 200, "E": 200, "F": 200 } }, "category_counts": { "A": 37, "B": 30, "C": 25, "D": 20, "E": 18, "F": 14 }, "format": "leanstral_untouched_quality_pack_v1", "length_bucket_counts": { "long": 9, "medium": 16, "short": 41, "tiny": 78 }, "mathlib_commit": "5e932f97dd25535344f80f9dd8da3aab83df0fe6", "maximum_records_per_source_file": 2, "overlap": { "counts": { "declaration": 0, "file": 0, "rendered_text": 0, "sample_id": 0, "user_text": 0 }, "prior_files": [ { "records": 512, "sha256": "57e1e10fce8a6a62cef14e58e26109065104fe109c4075c6b6f302726918ed57" }, { "records": 512, "sha256": "7450f6b0c70c88c59bf0a0949cdacaaaad8b1f676775923470cce0d6fabfdbd3" }, { "records": 512, "sha256": "e1656c594b1e4cba441bab4c48b5a500b91c2056ce854597f7283355f4ac16fe" }, { "records": 512, "sha256": "31604f97434f5f45c77e06c64fad989b5dd48780551dfad4d68bff0121717796" }, { "records": 100, "sha256": "8cdbf9cfcc2b9c1bcb305c14f979799be6a7b9efad54dd4e5a281f00c152ccdf" }, { "records": 144, "sha256": "92464f7c9f0c7996e22343455c91307cfcf0555220f5b82b3dff7979b54470dc" } ] }, "prefixes": [ "Mathlib.Algebra", "Mathlib.AlgebraicGeometry", "Mathlib.AlgebraicTopology", "Mathlib.Analysis", "Mathlib.CategoryTheory", "Mathlib.Combinatorics", "Mathlib.Computability", "Mathlib.Condensed", "Mathlib.Control", "Mathlib.Data", "Mathlib.Dynamics", "Mathlib.FieldTheory", "Mathlib.Geometry", "Mathlib.GroupTheory", "Mathlib.InformationTheory", "Mathlib.Lean", "Mathlib.LinearAlgebra", "Mathlib.Logic", "Mathlib.MeasureTheory", "Mathlib.ModelTheory", "Mathlib.NumberTheory", "Mathlib.Order", "Mathlib.Probability", "Mathlib.RepresentationTheory", "Mathlib.RingTheory", "Mathlib.SetTheory", "Mathlib.Tactic", "Mathlib.Topology" ], "primary_targets": { "A": 33, "B": 26, "C": 21, "D": 16, "E": 14, "F": 10 }, "receipts": { "builder_sha256": "461af88a9f800315a1534c8e3958c04ee7ed3704e809f223fb3f29602c2a9612", "pack_sha256": "029680debf51f64815dab3582acaa0d756e54977bfdf2214a8232860a63bcbec", "protocol_sha256": "a624f84745e07773a2e842d9a40ba831088fe43a39e52a694e3d442dd9a68a43" }, "role": "frozen final engineering quality gate; not calibration development", "seed": 20260715, "selection": { "model_outputs_used": false, "primary": "SHA-256 rank of seed, role, and sample_id", "stress": "four per category by descending Tekken length after source-grounded A/D/F context enrichment; SHA-256 rank tie-break" }, "size": 144, "source_file_cap": 3, "stratum_category_counts": { "context_length_stress": { "A": 4, "B": 4, "C": 4, "D": 4, "E": 4, "F": 4 }, "primary": { "A": 33, "B": 26, "C": 21, "D": 16, "E": 14, "F": 10 } }, "stratum_counts": { "context_length_stress": 24, "primary": 120 }, "stratum_length_bucket_counts": { "context_length_stress": { "long": 5, "medium": 3, "short": 16 }, "primary": { "long": 4, "medium": 13, "short": 25, "tiny": 78 } }, "stress_per_category": 4, "unique_source_files": 138 }