{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:OINXZ5UDJF6YE5PWY6TRWJ4S6Q","short_pith_number":"pith:OINXZ5UD","schema_version":"1.0","canonical_sha256":"721b7cf683497d8275f6c7a71b2792f41bcaa618f8e56c9d684dcb3f89b5f630","source":{"kind":"arxiv","id":"1709.06795","version":1},"attestation_state":"computed","paper":{"title":"Visualizing the Phase-Space Dynamics of an External Cavity Semiconductor Laser","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nlin.CD","authors_text":"A. Locquet, A. Martinez, C. Y. Chang, Daeyoung Choi, D. S. Citrin, Francois Lelarge, K. Merghem, Michael J. Wishon","submitted_at":"2017-09-20T10:07:57Z","abstract_excerpt":"We map the phase-space trajectories of an external-cavity semiconductor laser using phase portraits. This is both a visualization tool as well as a thoroughly quantitative approach enabling unprecedented insight into the dynamical regimes, from continuous-wave through coherence collapse as feedback is increased. Namely, the phase portraits in the intensity versus laser-diode terminal-voltage (serving as a surrogate for inversion) plane are mapped out. We observe a route to chaos interrupted by two types of limit cycles, a subharmonic regime and period-doubled dynamics at the edge of chaos. The"},"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":"1709.06795","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nlin.CD","submitted_at":"2017-09-20T10:07:57Z","cross_cats_sorted":[],"title_canon_sha256":"3c19c27926db48f7a2ced1891eb6ea6afa18100a1fad9ea9f64fd6ab910aba67","abstract_canon_sha256":"fe300f76a9a993fefe0df01d115dceab3a39e313614c1298f6a71bda43d5d03c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:34:40.433947Z","signature_b64":"WklpmAsvIbUoPJkiBHNv9FODzLgCO1Tmzql4vRrE+lIw0xi1R2kqAVc+H9MqjdqFQ+4bAe/5mqlppuIcBBJ+DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"721b7cf683497d8275f6c7a71b2792f41bcaa618f8e56c9d684dcb3f89b5f630","last_reissued_at":"2026-05-18T00:34:40.433326Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:34:40.433326Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Visualizing the Phase-Space Dynamics of an External Cavity Semiconductor Laser","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nlin.CD","authors_text":"A. Locquet, A. Martinez, C. Y. Chang, Daeyoung Choi, D. S. Citrin, Francois Lelarge, K. Merghem, Michael J. Wishon","submitted_at":"2017-09-20T10:07:57Z","abstract_excerpt":"We map the phase-space trajectories of an external-cavity semiconductor laser using phase portraits. This is both a visualization tool as well as a thoroughly quantitative approach enabling unprecedented insight into the dynamical regimes, from continuous-wave through coherence collapse as feedback is increased. Namely, the phase portraits in the intensity versus laser-diode terminal-voltage (serving as a surrogate for inversion) plane are mapped out. We observe a route to chaos interrupted by two types of limit cycles, a subharmonic regime and period-doubled dynamics at the edge of chaos. The"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.06795","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":"1709.06795","created_at":"2026-05-18T00:34:40.433427+00:00"},{"alias_kind":"arxiv_version","alias_value":"1709.06795v1","created_at":"2026-05-18T00:34:40.433427+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.06795","created_at":"2026-05-18T00:34:40.433427+00:00"},{"alias_kind":"pith_short_12","alias_value":"OINXZ5UDJF6Y","created_at":"2026-05-18T12:31:34.259226+00:00"},{"alias_kind":"pith_short_16","alias_value":"OINXZ5UDJF6YE5PW","created_at":"2026-05-18T12:31:34.259226+00:00"},{"alias_kind":"pith_short_8","alias_value":"OINXZ5UD","created_at":"2026-05-18T12:31:34.259226+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/OINXZ5UDJF6YE5PWY6TRWJ4S6Q","json":"https://pith.science/pith/OINXZ5UDJF6YE5PWY6TRWJ4S6Q.json","graph_json":"https://pith.science/api/pith-number/OINXZ5UDJF6YE5PWY6TRWJ4S6Q/graph.json","events_json":"https://pith.science/api/pith-number/OINXZ5UDJF6YE5PWY6TRWJ4S6Q/events.json","paper":"https://pith.science/paper/OINXZ5UD"},"agent_actions":{"view_html":"https://pith.science/pith/OINXZ5UDJF6YE5PWY6TRWJ4S6Q","download_json":"https://pith.science/pith/OINXZ5UDJF6YE5PWY6TRWJ4S6Q.json","view_paper":"https://pith.science/paper/OINXZ5UD","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1709.06795&json=true","fetch_graph":"https://pith.science/api/pith-number/OINXZ5UDJF6YE5PWY6TRWJ4S6Q/graph.json","fetch_events":"https://pith.science/api/pith-number/OINXZ5UDJF6YE5PWY6TRWJ4S6Q/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/OINXZ5UDJF6YE5PWY6TRWJ4S6Q/action/timestamp_anchor","attest_storage":"https://pith.science/pith/OINXZ5UDJF6YE5PWY6TRWJ4S6Q/action/storage_attestation","attest_author":"https://pith.science/pith/OINXZ5UDJF6YE5PWY6TRWJ4S6Q/action/author_attestation","sign_citation":"https://pith.science/pith/OINXZ5UDJF6YE5PWY6TRWJ4S6Q/action/citation_signature","submit_replication":"https://pith.science/pith/OINXZ5UDJF6YE5PWY6TRWJ4S6Q/action/replication_record"}},"created_at":"2026-05-18T00:34:40.433427+00:00","updated_at":"2026-05-18T00:34:40.433427+00:00"}