{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:MVNXYD3IJIBB2IP5TRCP263PKM","short_pith_number":"pith:MVNXYD3I","schema_version":"1.0","canonical_sha256":"655b7c0f684a021d21fd9c44fd7b6f531cdc3d3c437a4ac664e107d8cfbdac1b","source":{"kind":"arxiv","id":"1206.0793","version":1},"attestation_state":"computed","paper":{"title":"Quantum back-action in measurements of zero-point mechanical oscillations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Amir H. Safavi-Naeini, Farid Ya. Khalili, Haixing Miao, Huan Yang, Oskar Painter, Yanbei Chen","submitted_at":"2012-06-04T23:47:37Z","abstract_excerpt":"Measurement-induced back action, a direct consequence of the Heisenberg Uncertainty Principle, is the defining feature of quantum measurements. We use quantum measurement theory to analyze the recent experiment of Safavi-Naeini et al. [Phys. Rev. Lett. {\\bf 108}, 033602 (2012)], and show that results of this experiment not only characterize the zero-point fluctuation of a near-ground-state nanomechanical oscillator, but also demonstrate the existence of quantum back-action noise --- through correlations that exist between sensing noise and back-action noise. These correlations arise from the q"},"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":"1206.0793","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2012-06-04T23:47:37Z","cross_cats_sorted":[],"title_canon_sha256":"78bdc5215a78efa61093687c6c76e4ccf604206249784447f48b59f465ae77ef","abstract_canon_sha256":"5484c828fe55cbf0580efa92056b8df38f4aaf01650c14b379daaacfb0ec62d0"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:57:07.797651Z","signature_b64":"60aZ5LPzXsSjqt0FgD3XqaXZYIbTqQ0zYF4H7nVLIgjOTajyCuqKgNOVkDZOcZSzcJ9SOJS2fOHSpgdiYF2aBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"655b7c0f684a021d21fd9c44fd7b6f531cdc3d3c437a4ac664e107d8cfbdac1b","last_reissued_at":"2026-05-18T01:57:07.797168Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:57:07.797168Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Quantum back-action in measurements of zero-point mechanical oscillations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Amir H. Safavi-Naeini, Farid Ya. Khalili, Haixing Miao, Huan Yang, Oskar Painter, Yanbei Chen","submitted_at":"2012-06-04T23:47:37Z","abstract_excerpt":"Measurement-induced back action, a direct consequence of the Heisenberg Uncertainty Principle, is the defining feature of quantum measurements. We use quantum measurement theory to analyze the recent experiment of Safavi-Naeini et al. [Phys. Rev. Lett. {\\bf 108}, 033602 (2012)], and show that results of this experiment not only characterize the zero-point fluctuation of a near-ground-state nanomechanical oscillator, but also demonstrate the existence of quantum back-action noise --- through correlations that exist between sensing noise and back-action noise. These correlations arise from the q"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1206.0793","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":"1206.0793","created_at":"2026-05-18T01:57:07.797243+00:00"},{"alias_kind":"arxiv_version","alias_value":"1206.0793v1","created_at":"2026-05-18T01:57:07.797243+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1206.0793","created_at":"2026-05-18T01:57:07.797243+00:00"},{"alias_kind":"pith_short_12","alias_value":"MVNXYD3IJIBB","created_at":"2026-05-18T12:27:14.488303+00:00"},{"alias_kind":"pith_short_16","alias_value":"MVNXYD3IJIBB2IP5","created_at":"2026-05-18T12:27:14.488303+00:00"},{"alias_kind":"pith_short_8","alias_value":"MVNXYD3I","created_at":"2026-05-18T12:27:14.488303+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/MVNXYD3IJIBB2IP5TRCP263PKM","json":"https://pith.science/pith/MVNXYD3IJIBB2IP5TRCP263PKM.json","graph_json":"https://pith.science/api/pith-number/MVNXYD3IJIBB2IP5TRCP263PKM/graph.json","events_json":"https://pith.science/api/pith-number/MVNXYD3IJIBB2IP5TRCP263PKM/events.json","paper":"https://pith.science/paper/MVNXYD3I"},"agent_actions":{"view_html":"https://pith.science/pith/MVNXYD3IJIBB2IP5TRCP263PKM","download_json":"https://pith.science/pith/MVNXYD3IJIBB2IP5TRCP263PKM.json","view_paper":"https://pith.science/paper/MVNXYD3I","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1206.0793&json=true","fetch_graph":"https://pith.science/api/pith-number/MVNXYD3IJIBB2IP5TRCP263PKM/graph.json","fetch_events":"https://pith.science/api/pith-number/MVNXYD3IJIBB2IP5TRCP263PKM/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/MVNXYD3IJIBB2IP5TRCP263PKM/action/timestamp_anchor","attest_storage":"https://pith.science/pith/MVNXYD3IJIBB2IP5TRCP263PKM/action/storage_attestation","attest_author":"https://pith.science/pith/MVNXYD3IJIBB2IP5TRCP263PKM/action/author_attestation","sign_citation":"https://pith.science/pith/MVNXYD3IJIBB2IP5TRCP263PKM/action/citation_signature","submit_replication":"https://pith.science/pith/MVNXYD3IJIBB2IP5TRCP263PKM/action/replication_record"}},"created_at":"2026-05-18T01:57:07.797243+00:00","updated_at":"2026-05-18T01:57:07.797243+00:00"}