{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:TF36P56ATTJ6XTBCH6UQV2SYXZ","short_pith_number":"pith:TF36P56A","schema_version":"1.0","canonical_sha256":"9977e7f7c09cd3ebcc223fa90aea58be58b46e7096914f4675867ff715b80a26","source":{"kind":"arxiv","id":"1602.08453","version":1},"attestation_state":"computed","paper":{"title":"Thermal noise and optomechanical features in the emission of a membrane-coupled compound cavity laser diode","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.optics"],"primary_cat":"cond-mat.mes-hall","authors_text":"Alessandro Pitanti, Alessandro Tredicucci, Andrea Arcangeli, Daniel Navarro-Urrios, Francesco Colangelo, Lorenzo Baldacci, Luca Masini","submitted_at":"2016-02-26T19:52:08Z","abstract_excerpt":"We demonstrate the use of a compound optical cavity as linear displacement detector, by measuring the thermal motion of a silicon nitride suspended membrane acting as the external mirror of a near-infrared Littrow laser diode. Fluctuations in the laser optical power induced by the membrane vibrations are collected by a photodiode integrated within the laser, and then measured with a spectrum analyzer. The dynamics of the membrane driven by a piezoelectric actuator is investigated as a function of air pressure and actuator displacement in a homodyne configuration. The high Q-factor ($\\sim 3.4\\c"},"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":"1602.08453","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-02-26T19:52:08Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"30584ce73d5582fb493e4e90c14fc5c9723e0fdb07c90106c4019badeeb97e6e","abstract_canon_sha256":"800205a6eb9b323a0c853c9f7e49aa31e1ea34aab0c548d598616117d62f36ba"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:19:56.056610Z","signature_b64":"Z6f65hfMtrbI0iiER8YU3W8zOVMI+lBYGkjTQczf8P6jzCwiSOcovadE6OKzjOhocQSxF1/IeKj0xhnnrdLgBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9977e7f7c09cd3ebcc223fa90aea58be58b46e7096914f4675867ff715b80a26","last_reissued_at":"2026-05-18T01:19:56.055961Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:19:56.055961Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Thermal noise and optomechanical features in the emission of a membrane-coupled compound cavity laser diode","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.optics"],"primary_cat":"cond-mat.mes-hall","authors_text":"Alessandro Pitanti, Alessandro Tredicucci, Andrea Arcangeli, Daniel Navarro-Urrios, Francesco Colangelo, Lorenzo Baldacci, Luca Masini","submitted_at":"2016-02-26T19:52:08Z","abstract_excerpt":"We demonstrate the use of a compound optical cavity as linear displacement detector, by measuring the thermal motion of a silicon nitride suspended membrane acting as the external mirror of a near-infrared Littrow laser diode. Fluctuations in the laser optical power induced by the membrane vibrations are collected by a photodiode integrated within the laser, and then measured with a spectrum analyzer. The dynamics of the membrane driven by a piezoelectric actuator is investigated as a function of air pressure and actuator displacement in a homodyne configuration. The high Q-factor ($\\sim 3.4\\c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1602.08453","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":"1602.08453","created_at":"2026-05-18T01:19:56.056059+00:00"},{"alias_kind":"arxiv_version","alias_value":"1602.08453v1","created_at":"2026-05-18T01:19:56.056059+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1602.08453","created_at":"2026-05-18T01:19:56.056059+00:00"},{"alias_kind":"pith_short_12","alias_value":"TF36P56ATTJ6","created_at":"2026-05-18T12:30:44.179134+00:00"},{"alias_kind":"pith_short_16","alias_value":"TF36P56ATTJ6XTBC","created_at":"2026-05-18T12:30:44.179134+00:00"},{"alias_kind":"pith_short_8","alias_value":"TF36P56A","created_at":"2026-05-18T12:30:44.179134+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/TF36P56ATTJ6XTBCH6UQV2SYXZ","json":"https://pith.science/pith/TF36P56ATTJ6XTBCH6UQV2SYXZ.json","graph_json":"https://pith.science/api/pith-number/TF36P56ATTJ6XTBCH6UQV2SYXZ/graph.json","events_json":"https://pith.science/api/pith-number/TF36P56ATTJ6XTBCH6UQV2SYXZ/events.json","paper":"https://pith.science/paper/TF36P56A"},"agent_actions":{"view_html":"https://pith.science/pith/TF36P56ATTJ6XTBCH6UQV2SYXZ","download_json":"https://pith.science/pith/TF36P56ATTJ6XTBCH6UQV2SYXZ.json","view_paper":"https://pith.science/paper/TF36P56A","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1602.08453&json=true","fetch_graph":"https://pith.science/api/pith-number/TF36P56ATTJ6XTBCH6UQV2SYXZ/graph.json","fetch_events":"https://pith.science/api/pith-number/TF36P56ATTJ6XTBCH6UQV2SYXZ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/TF36P56ATTJ6XTBCH6UQV2SYXZ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/TF36P56ATTJ6XTBCH6UQV2SYXZ/action/storage_attestation","attest_author":"https://pith.science/pith/TF36P56ATTJ6XTBCH6UQV2SYXZ/action/author_attestation","sign_citation":"https://pith.science/pith/TF36P56ATTJ6XTBCH6UQV2SYXZ/action/citation_signature","submit_replication":"https://pith.science/pith/TF36P56ATTJ6XTBCH6UQV2SYXZ/action/replication_record"}},"created_at":"2026-05-18T01:19:56.056059+00:00","updated_at":"2026-05-18T01:19:56.056059+00:00"}