{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:SB4AAZ36YRSJ7DLXXPUPFBMWPY","short_pith_number":"pith:SB4AAZ36","schema_version":"1.0","canonical_sha256":"907800677ec4649f8d77bbe8f285967e3f5c0539c5ea99d2738d50414b465638","source":{"kind":"arxiv","id":"1306.3394","version":1},"attestation_state":"computed","paper":{"title":"Light-controlled perfect absorption of light","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"K. Nireekshan Reddy, S. Dutta Gupta","submitted_at":"2013-06-14T13:33:53Z","abstract_excerpt":"We study coherent perfect absorption (CPA) of light in a Kerr nonlinear metal-dielectric composite medium, illuminated from the opposite ends. Elementary symmetry considerations reveal that equality of the incident light intensities is a prerequisite to ensure CPA in both linear and nonlinear systems for specific system parameters. We also derive the sufficient conditions for having CPA. We further show that while CPA in a linear system is insensitive to the incident power level, that in a nonlinear system can be achieved only for discrete intensities with interesting hysteretic response. Our "},"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":"1306.3394","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2013-06-14T13:33:53Z","cross_cats_sorted":[],"title_canon_sha256":"9ea70eb9d522115559531a4dedd7eb5b2245cfaf88ececad32de243efb3f6671","abstract_canon_sha256":"dd61f915fbc1633ee28d23a3506b10db02c445259f74436a3c97095a4c9e76c3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:49:22.337376Z","signature_b64":"yH/f5o2ZdBCdGNBjV0l38PbJeIkUEQY1WZqHxE7x5AMURAPLygX66zgf5aaYCCy9brjkgiXh0ANFGKWX1KOIAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"907800677ec4649f8d77bbe8f285967e3f5c0539c5ea99d2738d50414b465638","last_reissued_at":"2026-05-18T01:49:22.336834Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:49:22.336834Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Light-controlled perfect absorption of light","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"K. Nireekshan Reddy, S. Dutta Gupta","submitted_at":"2013-06-14T13:33:53Z","abstract_excerpt":"We study coherent perfect absorption (CPA) of light in a Kerr nonlinear metal-dielectric composite medium, illuminated from the opposite ends. Elementary symmetry considerations reveal that equality of the incident light intensities is a prerequisite to ensure CPA in both linear and nonlinear systems for specific system parameters. We also derive the sufficient conditions for having CPA. We further show that while CPA in a linear system is insensitive to the incident power level, that in a nonlinear system can be achieved only for discrete intensities with interesting hysteretic response. Our "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1306.3394","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"1306.3394","created_at":"2026-05-18T01:49:22.336933+00:00"},{"alias_kind":"arxiv_version","alias_value":"1306.3394v1","created_at":"2026-05-18T01:49:22.336933+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1306.3394","created_at":"2026-05-18T01:49:22.336933+00:00"},{"alias_kind":"pith_short_12","alias_value":"SB4AAZ36YRSJ","created_at":"2026-05-18T12:27:59.945178+00:00"},{"alias_kind":"pith_short_16","alias_value":"SB4AAZ36YRSJ7DLX","created_at":"2026-05-18T12:27:59.945178+00:00"},{"alias_kind":"pith_short_8","alias_value":"SB4AAZ36","created_at":"2026-05-18T12:27:59.945178+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/SB4AAZ36YRSJ7DLXXPUPFBMWPY","json":"https://pith.science/pith/SB4AAZ36YRSJ7DLXXPUPFBMWPY.json","graph_json":"https://pith.science/api/pith-number/SB4AAZ36YRSJ7DLXXPUPFBMWPY/graph.json","events_json":"https://pith.science/api/pith-number/SB4AAZ36YRSJ7DLXXPUPFBMWPY/events.json","paper":"https://pith.science/paper/SB4AAZ36"},"agent_actions":{"view_html":"https://pith.science/pith/SB4AAZ36YRSJ7DLXXPUPFBMWPY","download_json":"https://pith.science/pith/SB4AAZ36YRSJ7DLXXPUPFBMWPY.json","view_paper":"https://pith.science/paper/SB4AAZ36","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1306.3394&json=true","fetch_graph":"https://pith.science/api/pith-number/SB4AAZ36YRSJ7DLXXPUPFBMWPY/graph.json","fetch_events":"https://pith.science/api/pith-number/SB4AAZ36YRSJ7DLXXPUPFBMWPY/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/SB4AAZ36YRSJ7DLXXPUPFBMWPY/action/timestamp_anchor","attest_storage":"https://pith.science/pith/SB4AAZ36YRSJ7DLXXPUPFBMWPY/action/storage_attestation","attest_author":"https://pith.science/pith/SB4AAZ36YRSJ7DLXXPUPFBMWPY/action/author_attestation","sign_citation":"https://pith.science/pith/SB4AAZ36YRSJ7DLXXPUPFBMWPY/action/citation_signature","submit_replication":"https://pith.science/pith/SB4AAZ36YRSJ7DLXXPUPFBMWPY/action/replication_record"}},"created_at":"2026-05-18T01:49:22.336933+00:00","updated_at":"2026-05-18T01:49:22.336933+00:00"}