{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:UDCFXJEXPDWZ4D3W7YE5MZXP3M","short_pith_number":"pith:UDCFXJEX","schema_version":"1.0","canonical_sha256":"a0c45ba49778ed9e0f76fe09d666efdb04431ff247a84c5312023392283aeb3e","source":{"kind":"arxiv","id":"1906.09589","version":1},"attestation_state":"computed","paper":{"title":"Simulating Maxwell-Schr\\\"odinger Equations by High-Order Symplectic FDTD Algorithm","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.SG","physics.optics"],"primary_cat":"physics.comp-ph","authors_text":"Guoda Xie, Ming Fang, Wei E.I. Sha, Zhixiang Huang","submitted_at":"2019-06-23T12:17:40Z","abstract_excerpt":"A novel symplectic algorithm is proposed to solve the Maxwell-Schr\\\"odinger (M-S) system for investigating light-matter interaction. Using the fourth-order symplectic integration and fourth-order collocated differences, Maxwell-Schr\\\"odinger equations are discretized in temporal and spatial domains, respectively. The symplectic finite-difference time-domain (SFDTD) algorithm is developed for accurate and efficient study of coherent interaction between electromagnetic fields and artificial atoms. Particularly, the Dirichlet boundary condition is adopted for modeling the Rabi oscillation problem"},"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":"1906.09589","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2019-06-23T12:17:40Z","cross_cats_sorted":["math.SG","physics.optics"],"title_canon_sha256":"64471cf22f47ad9f8c7c2df70fff9213b7e99c3d784e3a8bdd6257451af500c0","abstract_canon_sha256":"a7229e43220c7a2b9df525c92210626bede77dc771077dcbaaff36a3fdb885fc"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:42:37.476144Z","signature_b64":"zka8psDlGuwhL5WMrrW25MqsjJA+D8WEjqnqk21ojzah5f9B01L/MnlD3W3SEiczxgXvQsaFdyz96lggKS3LBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a0c45ba49778ed9e0f76fe09d666efdb04431ff247a84c5312023392283aeb3e","last_reissued_at":"2026-05-17T23:42:37.475399Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:42:37.475399Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Simulating Maxwell-Schr\\\"odinger Equations by High-Order Symplectic FDTD Algorithm","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.SG","physics.optics"],"primary_cat":"physics.comp-ph","authors_text":"Guoda Xie, Ming Fang, Wei E.I. Sha, Zhixiang Huang","submitted_at":"2019-06-23T12:17:40Z","abstract_excerpt":"A novel symplectic algorithm is proposed to solve the Maxwell-Schr\\\"odinger (M-S) system for investigating light-matter interaction. Using the fourth-order symplectic integration and fourth-order collocated differences, Maxwell-Schr\\\"odinger equations are discretized in temporal and spatial domains, respectively. The symplectic finite-difference time-domain (SFDTD) algorithm is developed for accurate and efficient study of coherent interaction between electromagnetic fields and artificial atoms. Particularly, the Dirichlet boundary condition is adopted for modeling the Rabi oscillation problem"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1906.09589","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":"1906.09589","created_at":"2026-05-17T23:42:37.475515+00:00"},{"alias_kind":"arxiv_version","alias_value":"1906.09589v1","created_at":"2026-05-17T23:42:37.475515+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1906.09589","created_at":"2026-05-17T23:42:37.475515+00:00"},{"alias_kind":"pith_short_12","alias_value":"UDCFXJEXPDWZ","created_at":"2026-05-18T12:33:30.264802+00:00"},{"alias_kind":"pith_short_16","alias_value":"UDCFXJEXPDWZ4D3W","created_at":"2026-05-18T12:33:30.264802+00:00"},{"alias_kind":"pith_short_8","alias_value":"UDCFXJEX","created_at":"2026-05-18T12:33:30.264802+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/UDCFXJEXPDWZ4D3W7YE5MZXP3M","json":"https://pith.science/pith/UDCFXJEXPDWZ4D3W7YE5MZXP3M.json","graph_json":"https://pith.science/api/pith-number/UDCFXJEXPDWZ4D3W7YE5MZXP3M/graph.json","events_json":"https://pith.science/api/pith-number/UDCFXJEXPDWZ4D3W7YE5MZXP3M/events.json","paper":"https://pith.science/paper/UDCFXJEX"},"agent_actions":{"view_html":"https://pith.science/pith/UDCFXJEXPDWZ4D3W7YE5MZXP3M","download_json":"https://pith.science/pith/UDCFXJEXPDWZ4D3W7YE5MZXP3M.json","view_paper":"https://pith.science/paper/UDCFXJEX","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1906.09589&json=true","fetch_graph":"https://pith.science/api/pith-number/UDCFXJEXPDWZ4D3W7YE5MZXP3M/graph.json","fetch_events":"https://pith.science/api/pith-number/UDCFXJEXPDWZ4D3W7YE5MZXP3M/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/UDCFXJEXPDWZ4D3W7YE5MZXP3M/action/timestamp_anchor","attest_storage":"https://pith.science/pith/UDCFXJEXPDWZ4D3W7YE5MZXP3M/action/storage_attestation","attest_author":"https://pith.science/pith/UDCFXJEXPDWZ4D3W7YE5MZXP3M/action/author_attestation","sign_citation":"https://pith.science/pith/UDCFXJEXPDWZ4D3W7YE5MZXP3M/action/citation_signature","submit_replication":"https://pith.science/pith/UDCFXJEXPDWZ4D3W7YE5MZXP3M/action/replication_record"}},"created_at":"2026-05-17T23:42:37.475515+00:00","updated_at":"2026-05-17T23:42:37.475515+00:00"}