{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:6BAMFGZQP3RK3ZLYEYOZOYIOCI","short_pith_number":"pith:6BAMFGZQ","schema_version":"1.0","canonical_sha256":"f040c29b307ee2ade578261d97610e122a8b0832b07e753fe38e08b92db27d43","source":{"kind":"arxiv","id":"1802.09929","version":1},"attestation_state":"computed","paper":{"title":"Optical Kerr spatiotemporal dark extreme waves","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nlin.PS","authors_text":"Fabio Baronio, Stefan Wabnitz, Yuji Kodama","submitted_at":"2018-02-25T14:21:18Z","abstract_excerpt":"We study the existence and propagation of multidimensional dark non-diffractive and non-dispersive spatiotemporal optical wave-packets in nonlinear Kerr media. We report analytically and confirm numerically the properties of spatiotemporal dark lines, X solitary waves and lump solutions of the (2 + 1)D nonlinear Schrodinger equation (NLSE). Dark lines, X waves and lumps represent holes of light on a continuous wave background. These solitary waves are derived by exploiting the connection between the (2 + 1)D NLSE and a well-known equation of hydrodynamics, namely the (2+1)D Kadomtsev-Petviash"},"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":"1802.09929","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nlin.PS","submitted_at":"2018-02-25T14:21:18Z","cross_cats_sorted":[],"title_canon_sha256":"b15f7b6ccd78fb08c8801a6af4f41c2162f9bbe7b81e3f606bf429a94923398f","abstract_canon_sha256":"73b05447257aee1f3ead331f7d30eb3d71a21dc2b2bcdde488891ed35db1a4c0"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:22:21.866353Z","signature_b64":"Gu4S/6HSmawOwrTMg1a5LE8DWXrkEafy0fgl2urWieQEZAZRvEvun6X/P39wvDR0i+LmZlN02G+y3LSPAvtoAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f040c29b307ee2ade578261d97610e122a8b0832b07e753fe38e08b92db27d43","last_reissued_at":"2026-05-18T00:22:21.865694Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:22:21.865694Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Optical Kerr spatiotemporal dark extreme waves","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nlin.PS","authors_text":"Fabio Baronio, Stefan Wabnitz, Yuji Kodama","submitted_at":"2018-02-25T14:21:18Z","abstract_excerpt":"We study the existence and propagation of multidimensional dark non-diffractive and non-dispersive spatiotemporal optical wave-packets in nonlinear Kerr media. We report analytically and confirm numerically the properties of spatiotemporal dark lines, X solitary waves and lump solutions of the (2 + 1)D nonlinear Schrodinger equation (NLSE). Dark lines, X waves and lumps represent holes of light on a continuous wave background. These solitary waves are derived by exploiting the connection between the (2 + 1)D NLSE and a well-known equation of hydrodynamics, namely the (2+1)D Kadomtsev-Petviash"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1802.09929","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":"1802.09929","created_at":"2026-05-18T00:22:21.865792+00:00"},{"alias_kind":"arxiv_version","alias_value":"1802.09929v1","created_at":"2026-05-18T00:22:21.865792+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1802.09929","created_at":"2026-05-18T00:22:21.865792+00:00"},{"alias_kind":"pith_short_12","alias_value":"6BAMFGZQP3RK","created_at":"2026-05-18T12:32:08.215937+00:00"},{"alias_kind":"pith_short_16","alias_value":"6BAMFGZQP3RK3ZLY","created_at":"2026-05-18T12:32:08.215937+00:00"},{"alias_kind":"pith_short_8","alias_value":"6BAMFGZQ","created_at":"2026-05-18T12:32:08.215937+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/6BAMFGZQP3RK3ZLYEYOZOYIOCI","json":"https://pith.science/pith/6BAMFGZQP3RK3ZLYEYOZOYIOCI.json","graph_json":"https://pith.science/api/pith-number/6BAMFGZQP3RK3ZLYEYOZOYIOCI/graph.json","events_json":"https://pith.science/api/pith-number/6BAMFGZQP3RK3ZLYEYOZOYIOCI/events.json","paper":"https://pith.science/paper/6BAMFGZQ"},"agent_actions":{"view_html":"https://pith.science/pith/6BAMFGZQP3RK3ZLYEYOZOYIOCI","download_json":"https://pith.science/pith/6BAMFGZQP3RK3ZLYEYOZOYIOCI.json","view_paper":"https://pith.science/paper/6BAMFGZQ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1802.09929&json=true","fetch_graph":"https://pith.science/api/pith-number/6BAMFGZQP3RK3ZLYEYOZOYIOCI/graph.json","fetch_events":"https://pith.science/api/pith-number/6BAMFGZQP3RK3ZLYEYOZOYIOCI/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6BAMFGZQP3RK3ZLYEYOZOYIOCI/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6BAMFGZQP3RK3ZLYEYOZOYIOCI/action/storage_attestation","attest_author":"https://pith.science/pith/6BAMFGZQP3RK3ZLYEYOZOYIOCI/action/author_attestation","sign_citation":"https://pith.science/pith/6BAMFGZQP3RK3ZLYEYOZOYIOCI/action/citation_signature","submit_replication":"https://pith.science/pith/6BAMFGZQP3RK3ZLYEYOZOYIOCI/action/replication_record"}},"created_at":"2026-05-18T00:22:21.865792+00:00","updated_at":"2026-05-18T00:22:21.865792+00:00"}