{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2020:LR2YIF7VFBF6CVQDW5OLST2TOO","short_pith_number":"pith:LR2YIF7V","schema_version":"1.0","canonical_sha256":"5c758417f5284be15603b75cb94f53738faae6f0cab47ea1d92d47c125ff9047","source":{"kind":"arxiv","id":"2012.06040","version":1},"attestation_state":"computed","paper":{"title":"Data-Driven System Identification of Linear Quantum Systems Coupled to Time-Varying Coherent Inputs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.SY","eess.SY"],"primary_cat":"quant-ph","authors_text":"H. I. Nurdin, J. Chen, N. H. Amini","submitted_at":"2020-12-11T00:02:28Z","abstract_excerpt":"In this paper, we develop a system identification algorithm to identify a model for unknown linear quantum systems driven by time-varying coherent states, based on empirical single-shot continuous homodyne measurement data of the system's output. The proposed algorithm identifies a model that satisfies the physical realizability conditions for linear quantum systems, challenging constraints not encountered in classical (non-quantum) linear system identification. Numerical examples on a multiple-input multiple-output optical cavity model are presented to illustrate an application of the identif"},"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":"2012.06040","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2020-12-11T00:02:28Z","cross_cats_sorted":["cs.SY","eess.SY"],"title_canon_sha256":"1aea8bc937d19da0571ad3adb0b9de6e81b6cc21d200b90a80c43898e1217de6","abstract_canon_sha256":"1253d2c5332ff191a615a2fd26753d157bee938b48ba6ec63c84726645ed122a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:58:46.848310Z","signature_b64":"yy1IpoZK2GRLIHU32FYZWzU6ayVN3wn5FatnzDkygd3BQZdxjRyTDlE2qbQHzdj47xSRGs5H+e2M1ZD6VJPQDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5c758417f5284be15603b75cb94f53738faae6f0cab47ea1d92d47c125ff9047","last_reissued_at":"2026-07-05T01:58:46.847839Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:58:46.847839Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Data-Driven System Identification of Linear Quantum Systems Coupled to Time-Varying Coherent Inputs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.SY","eess.SY"],"primary_cat":"quant-ph","authors_text":"H. I. Nurdin, J. Chen, N. H. Amini","submitted_at":"2020-12-11T00:02:28Z","abstract_excerpt":"In this paper, we develop a system identification algorithm to identify a model for unknown linear quantum systems driven by time-varying coherent states, based on empirical single-shot continuous homodyne measurement data of the system's output. The proposed algorithm identifies a model that satisfies the physical realizability conditions for linear quantum systems, challenging constraints not encountered in classical (non-quantum) linear system identification. Numerical examples on a multiple-input multiple-output optical cavity model are presented to illustrate an application of the identif"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2012.06040","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2012.06040/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2012.06040","created_at":"2026-07-05T01:58:46.847896+00:00"},{"alias_kind":"arxiv_version","alias_value":"2012.06040v1","created_at":"2026-07-05T01:58:46.847896+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2012.06040","created_at":"2026-07-05T01:58:46.847896+00:00"},{"alias_kind":"pith_short_12","alias_value":"LR2YIF7VFBF6","created_at":"2026-07-05T01:58:46.847896+00:00"},{"alias_kind":"pith_short_16","alias_value":"LR2YIF7VFBF6CVQD","created_at":"2026-07-05T01:58:46.847896+00:00"},{"alias_kind":"pith_short_8","alias_value":"LR2YIF7V","created_at":"2026-07-05T01:58:46.847896+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/LR2YIF7VFBF6CVQDW5OLST2TOO","json":"https://pith.science/pith/LR2YIF7VFBF6CVQDW5OLST2TOO.json","graph_json":"https://pith.science/api/pith-number/LR2YIF7VFBF6CVQDW5OLST2TOO/graph.json","events_json":"https://pith.science/api/pith-number/LR2YIF7VFBF6CVQDW5OLST2TOO/events.json","paper":"https://pith.science/paper/LR2YIF7V"},"agent_actions":{"view_html":"https://pith.science/pith/LR2YIF7VFBF6CVQDW5OLST2TOO","download_json":"https://pith.science/pith/LR2YIF7VFBF6CVQDW5OLST2TOO.json","view_paper":"https://pith.science/paper/LR2YIF7V","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2012.06040&json=true","fetch_graph":"https://pith.science/api/pith-number/LR2YIF7VFBF6CVQDW5OLST2TOO/graph.json","fetch_events":"https://pith.science/api/pith-number/LR2YIF7VFBF6CVQDW5OLST2TOO/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/LR2YIF7VFBF6CVQDW5OLST2TOO/action/timestamp_anchor","attest_storage":"https://pith.science/pith/LR2YIF7VFBF6CVQDW5OLST2TOO/action/storage_attestation","attest_author":"https://pith.science/pith/LR2YIF7VFBF6CVQDW5OLST2TOO/action/author_attestation","sign_citation":"https://pith.science/pith/LR2YIF7VFBF6CVQDW5OLST2TOO/action/citation_signature","submit_replication":"https://pith.science/pith/LR2YIF7VFBF6CVQDW5OLST2TOO/action/replication_record"}},"created_at":"2026-07-05T01:58:46.847896+00:00","updated_at":"2026-07-05T01:58:46.847896+00:00"}