{"authors":[],"bibtex":null,"citations":[],"columns":[{"description":"The mirror-class catalogue name and dataset primary key.","encoding":{"kind":"string"},"name":"name","type":"string"},{"description":"References to the retained unoriented members.","encoding":{"element":{"dataset":"UnorientedKnots","kind":"reference"},"kind":"set"},"name":"unoriented_members","type":"Set(RowRef(UnorientedKnots))"},{"description":"References to the retained oriented members.","encoding":{"element":{"dataset":"OrientedKnots","kind":"reference"},"kind":"set"},"name":"oriented_members","type":"Set(RowRef(OrientedKnots))"},{"description":"Symmetry classification, or Unknown when unresolved.","encoding":{"kind":"string"},"name":"symmetry","type":"string"},{"description":"Reversibility from the recorded evidence; None means unknown.","encoding":{"element":{"kind":"bool"},"kind":"option"},"name":"reversible","type":"Option(bool)"},{"description":"Positive amphichirality; None means unknown.","encoding":{"element":{"kind":"bool"},"kind":"option"},"name":"positive_amphichiral","type":"Option(bool)"},{"description":"Negative amphichirality; None means unknown.","encoding":{"element":{"kind":"bool"},"kind":"option"},"name":"negative_amphichiral","type":"Option(bool)"}],"completeness":"See source manifest; symmetry and equivalence may remain unresolved.","data_version":"8cb3ba370b31630457dc3734f58f9f1eba7882b741bfee7c75c019abb928faa9","description":"YakDB catalogue with explicit orientation and mirror conventions. Unresolved equivalences are retained.","id":"UnorientedMirrorClasses","license":null,"methodology":"Imported catalogue presentations and existing normalization; name-based references are uncertified.","operations":["rows","count","filter","sort","export","entity"],"primary_key":"name","provenance":"YakDB source import; see integrations/YAKDB_SOURCE.json and integrations/yaksite/data/manifest.json.","public":true,"relationships":"References associate records by name.","schema_version":"abeb4e0c1c41bf5c62a9540619a58cb7ce43b49d2e657f12ec8f2a8b02f60488","title":"Unoriented Mirror Classes","verification":{"explanation":"Snapshot changed; rerun validation.","mathematically_certified":false,"report":null,"status":"Unverified"}}