{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:KIZG6SVFSWATWYDVEQBLYH67Y7","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"eabc191371e332eeb9496538c171df06dc0420b982eea15cbac3933e5b2f4631","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2017-10-05T08:35:28Z","title_canon_sha256":"17c2dd6b4dccddd99227231e369caae80519f77f406c1e2fb1813ab71e621c89"},"schema_version":"1.0","source":{"id":"1710.01914","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.01914","created_at":"2026-05-18T00:32:00Z"},{"alias_kind":"arxiv_version","alias_value":"1710.01914v2","created_at":"2026-05-18T00:32:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.01914","created_at":"2026-05-18T00:32:00Z"},{"alias_kind":"pith_short_12","alias_value":"KIZG6SVFSWAT","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_16","alias_value":"KIZG6SVFSWATWYDV","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_8","alias_value":"KIZG6SVF","created_at":"2026-05-18T12:31:24Z"}],"graph_snapshots":[{"event_id":"sha256:6a44f0d3bce603ef05c971ad9df1ef9f073622f10babec8b732d879ec0eee251","target":"graph","created_at":"2026-05-18T00:32:00Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"We consider a delay differential equation (DDE) model for mode-locked operation in class-A semiconductor lasers containing both gain and absorber sections. The material processes are adiabatically eliminated as these are considered fast in comparison to the delay time for a long cavity device. We determine the steady states and analyze their bifurcations using DDE-BIFTOOL [K. Engelborghs, T. Luzyanina, and D. Roose, ACM Trans. Math. Softw. 28, 1 (2002)]. Multiple forms of coexistence, transformation and hysteretic behavior of stable steady states and fundamental periodic regimes are discussed ","authors_text":"Anton V. Kovalev, Evgeny A. Viktorov","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2017-10-05T08:35:28Z","title":"Class-A mode-locked lasers: fundamental solutions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.01914","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:9f18373ce7d93dd2898c8aca18082745d6ee9dacf10d9de8202d589afb998234","target":"record","created_at":"2026-05-18T00:32:00Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"eabc191371e332eeb9496538c171df06dc0420b982eea15cbac3933e5b2f4631","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2017-10-05T08:35:28Z","title_canon_sha256":"17c2dd6b4dccddd99227231e369caae80519f77f406c1e2fb1813ab71e621c89"},"schema_version":"1.0","source":{"id":"1710.01914","kind":"arxiv","version":2}},"canonical_sha256":"52326f4aa595813b60752402bc1fdfc7c0329bb53c442a7d187a541183346999","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"52326f4aa595813b60752402bc1fdfc7c0329bb53c442a7d187a541183346999","first_computed_at":"2026-05-18T00:32:00.869866Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:32:00.869866Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"dxrGtLxhjsf9/2bLBYt+Me4DidDpxmngjcSVCH0lCLCtKQDU9ix+ZzxJX0r+Sal2IcfVHO30ZU4Qza8F4wCdDg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:32:00.870290Z","signed_message":"canonical_sha256_bytes"},"source_id":"1710.01914","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9f18373ce7d93dd2898c8aca18082745d6ee9dacf10d9de8202d589afb998234","sha256:6a44f0d3bce603ef05c971ad9df1ef9f073622f10babec8b732d879ec0eee251"],"state_sha256":"61731dd6e6f392a6494357f1d9a88bbdd3aef90052ea53bfcea44f13981d03ca"}