{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:IVGUCU3JZRNVI53A5REHONYCYS","short_pith_number":"pith:IVGUCU3J","schema_version":"1.0","canonical_sha256":"454d415369cc5b547760ec48773702c49f9947cca0e4b03d3da3e37f8db95d54","source":{"kind":"arxiv","id":"1610.03818","version":1},"attestation_state":"computed","paper":{"title":"Arrow of Time for Continuous Quantum Measurement","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Alexander N. Korotkov, Andrew N. Jordan, Areeya Chantasri, Justin Dressel","submitted_at":"2016-10-12T18:40:51Z","abstract_excerpt":"We investigate the statistical arrow of time for a quantum system being monitored by a sequence of measurements. For a continuous qubit measurement example, we demonstrate that time-reversed evolution is always physically possible, provided that the measurement record is also negated. Despite this restoration of dynamical reversibility, a statistical arrow of time emerges, and may be quantified by the log-likelihood difference between forward and backward propagation hypotheses. We then show that such reversibility is a universal feature of non-projective measurements, with forward or backward"},"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":"1610.03818","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-10-12T18:40:51Z","cross_cats_sorted":[],"title_canon_sha256":"04da22969550d5e0a9643cd40cba567ea52a9f214778ad6bb8abfd6df45d61d9","abstract_canon_sha256":"2940686e51e441d6d70aa3d756c9b2a76da3e85dbe2d3e2af000c44fc0f1f062"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:28:47.074275Z","signature_b64":"Y2IZxsy0KpxrYrjumu0zHgnbAQv2JW8cFSAPb8JAabHyDjaYcXChm87+HuxJUfUBqtDTrT47YVbq9rkYGiOnDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"454d415369cc5b547760ec48773702c49f9947cca0e4b03d3da3e37f8db95d54","last_reissued_at":"2026-05-18T00:28:47.073633Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:28:47.073633Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Arrow of Time for Continuous Quantum Measurement","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Alexander N. Korotkov, Andrew N. Jordan, Areeya Chantasri, Justin Dressel","submitted_at":"2016-10-12T18:40:51Z","abstract_excerpt":"We investigate the statistical arrow of time for a quantum system being monitored by a sequence of measurements. For a continuous qubit measurement example, we demonstrate that time-reversed evolution is always physically possible, provided that the measurement record is also negated. Despite this restoration of dynamical reversibility, a statistical arrow of time emerges, and may be quantified by the log-likelihood difference between forward and backward propagation hypotheses. We then show that such reversibility is a universal feature of non-projective measurements, with forward or backward"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1610.03818","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":"1610.03818","created_at":"2026-05-18T00:28:47.073727+00:00"},{"alias_kind":"arxiv_version","alias_value":"1610.03818v1","created_at":"2026-05-18T00:28:47.073727+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1610.03818","created_at":"2026-05-18T00:28:47.073727+00:00"},{"alias_kind":"pith_short_12","alias_value":"IVGUCU3JZRNV","created_at":"2026-05-18T12:30:22.444734+00:00"},{"alias_kind":"pith_short_16","alias_value":"IVGUCU3JZRNVI53A","created_at":"2026-05-18T12:30:22.444734+00:00"},{"alias_kind":"pith_short_8","alias_value":"IVGUCU3J","created_at":"2026-05-18T12:30:22.444734+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/IVGUCU3JZRNVI53A5REHONYCYS","json":"https://pith.science/pith/IVGUCU3JZRNVI53A5REHONYCYS.json","graph_json":"https://pith.science/api/pith-number/IVGUCU3JZRNVI53A5REHONYCYS/graph.json","events_json":"https://pith.science/api/pith-number/IVGUCU3JZRNVI53A5REHONYCYS/events.json","paper":"https://pith.science/paper/IVGUCU3J"},"agent_actions":{"view_html":"https://pith.science/pith/IVGUCU3JZRNVI53A5REHONYCYS","download_json":"https://pith.science/pith/IVGUCU3JZRNVI53A5REHONYCYS.json","view_paper":"https://pith.science/paper/IVGUCU3J","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1610.03818&json=true","fetch_graph":"https://pith.science/api/pith-number/IVGUCU3JZRNVI53A5REHONYCYS/graph.json","fetch_events":"https://pith.science/api/pith-number/IVGUCU3JZRNVI53A5REHONYCYS/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/IVGUCU3JZRNVI53A5REHONYCYS/action/timestamp_anchor","attest_storage":"https://pith.science/pith/IVGUCU3JZRNVI53A5REHONYCYS/action/storage_attestation","attest_author":"https://pith.science/pith/IVGUCU3JZRNVI53A5REHONYCYS/action/author_attestation","sign_citation":"https://pith.science/pith/IVGUCU3JZRNVI53A5REHONYCYS/action/citation_signature","submit_replication":"https://pith.science/pith/IVGUCU3JZRNVI53A5REHONYCYS/action/replication_record"}},"created_at":"2026-05-18T00:28:47.073727+00:00","updated_at":"2026-05-18T00:28:47.073727+00:00"}