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Dynamical localization and normal diffusion simulate electron motion in an impure crystal with a vanishing and finite conductivity, i.e., an \"Anderson insulator\" and a \"metal\", respectively. Ballistic motion simulates a perfect crystal with diverging conductivity, i.e., a \"supermetal\". We analytically find and numerically confirm that, for a large class of chaotic systems, the metal-supermetal dynamics crossover occurs and is universal, determined only by the sy"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1510.01241","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nlin.CD","submitted_at":"2015-10-05T17:15:00Z","cross_cats_sorted":["cond-mat.dis-nn"],"title_canon_sha256":"cd5dbc40b651c80523db155662241f7bedc4ddee7c8cde219beca730bb59faf4","abstract_canon_sha256":"0e4503c1bee7276f91eb927a47b9c88137512b55e714eccbc24f64665105c4a2"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:23:37.883158Z","signature_b64":"OINDuiGq8Ot2KscWCGPYQWHQJhNOc1sB8xxZaXXzv/dqY/UYZdHjxOeG6vB8Za3aRMZPvvAtK3X/V25jeNh9AQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f6f929ae130b89dff67012c72faaa77f9db493c89f29cd14defe68fd8ae7c56e","last_reissued_at":"2026-05-18T01:23:37.882385Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:23:37.882385Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Symmetry and dynamics universality of supermetal in quantum chaos","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.dis-nn"],"primary_cat":"nlin.CD","authors_text":"Chushun Tian, Jiao Wang, Ping Fang","submitted_at":"2015-10-05T17:15:00Z","abstract_excerpt":"Chaotic systems exhibit rich quantum dynamical behaviors ranging from dynamical localization to normal diffusion to ballistic motion. 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