{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:NPYEZQGIPKZZE4PVYM42EGABVS","short_pith_number":"pith:NPYEZQGI","canonical_record":{"source":{"id":"2305.11594","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2023-05-19T11:12:33Z","cross_cats_sorted":[],"title_canon_sha256":"49558ce80f3b195426b43480ed0f0f911bb7667fb93ac17a746d1a745f624908","abstract_canon_sha256":"e4f664e98e82cd3a0ab5c1dd1d4843f46efe065a3de7a73194faa7f1c9f336b2"},"schema_version":"1.0"},"canonical_sha256":"6bf04cc0c87ab39271f5c339a21801acab978497e4c8c1f380070785e12e100e","source":{"kind":"arxiv","id":"2305.11594","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2305.11594","created_at":"2026-07-05T06:46:32Z"},{"alias_kind":"arxiv_version","alias_value":"2305.11594v2","created_at":"2026-07-05T06:46:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2305.11594","created_at":"2026-07-05T06:46:32Z"},{"alias_kind":"pith_short_12","alias_value":"NPYEZQGIPKZZ","created_at":"2026-07-05T06:46:32Z"},{"alias_kind":"pith_short_16","alias_value":"NPYEZQGIPKZZE4PV","created_at":"2026-07-05T06:46:32Z"},{"alias_kind":"pith_short_8","alias_value":"NPYEZQGI","created_at":"2026-07-05T06:46:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:NPYEZQGIPKZZE4PVYM42EGABVS","target":"record","payload":{"canonical_record":{"source":{"id":"2305.11594","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2023-05-19T11:12:33Z","cross_cats_sorted":[],"title_canon_sha256":"49558ce80f3b195426b43480ed0f0f911bb7667fb93ac17a746d1a745f624908","abstract_canon_sha256":"e4f664e98e82cd3a0ab5c1dd1d4843f46efe065a3de7a73194faa7f1c9f336b2"},"schema_version":"1.0"},"canonical_sha256":"6bf04cc0c87ab39271f5c339a21801acab978497e4c8c1f380070785e12e100e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:46:32.785264Z","signature_b64":"PHK75Y/ThVFHu333iZ/TmCyL7Q4u/J4PuiHSUNb6MyGiXck4YenfLVtBU8NW4YGhXUQgojmSEMwbJS3oKTAhAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6bf04cc0c87ab39271f5c339a21801acab978497e4c8c1f380070785e12e100e","last_reissued_at":"2026-07-05T06:46:32.784716Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:46:32.784716Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2305.11594","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T06:46:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ykT4Um1Ah5aQ9VUBwS1irsJaeu/x0KdQ3blP/+KEhh82FT3jY3De0yEL2+d+klWJnucUy9BIR6Vc2l7VhfISDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T13:29:41.597228Z"},"content_sha256":"0363a72fd2a53ebc857796e87e2f913666793999b59ada82a1451772d1c1792b","schema_version":"1.0","event_id":"sha256:0363a72fd2a53ebc857796e87e2f913666793999b59ada82a1451772d1c1792b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:NPYEZQGIPKZZE4PVYM42EGABVS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Amplitude and phase noise in Two-membrane cavity optomechanics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"David Vitali, Francesco Marzioni, Francesco Rasponi, Giovanni Di Giuseppe, Paolo Piergentili, Riccardo Natali","submitted_at":"2023-05-19T11:12:33Z","abstract_excerpt":"Cavity optomechanics is a suitable field to explore quantum effects on macroscopic objects and develop quantum technology applications. A perfect control of the laser noise is required to operate the system in such extreme conditions necessary to reach the quantum regime. In this paper, we consider a Fabry-Per\\'ot cavity, driven by two laser fields, with two partially reflective SiN membranes inside it. We describe the effects of amplitude and phase noise on the laser introducing two additional noise terms in the Langevin equations of the system's dynamics. Experimentally, we add an artificial"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.11594","kind":"arxiv","version":2},"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/2305.11594/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T06:46:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gh/ntulfEik2wKnhqxSu+hdelc6LvQdTGFuDeiVKY/0NUGiErrNO4Ow8cyiH1mQxOlSL4i4FBtih/afXH+acDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T13:29:41.597623Z"},"content_sha256":"e4f52441dc12428bfdc964b604cba6445ab78cc1dc933b549341df2ae90669de","schema_version":"1.0","event_id":"sha256:e4f52441dc12428bfdc964b604cba6445ab78cc1dc933b549341df2ae90669de"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NPYEZQGIPKZZE4PVYM42EGABVS/bundle.json","state_url":"https://pith.science/pith/NPYEZQGIPKZZE4PVYM42EGABVS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NPYEZQGIPKZZE4PVYM42EGABVS/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-06T13:29:41Z","links":{"resolver":"https://pith.science/pith/NPYEZQGIPKZZE4PVYM42EGABVS","bundle":"https://pith.science/pith/NPYEZQGIPKZZE4PVYM42EGABVS/bundle.json","state":"https://pith.science/pith/NPYEZQGIPKZZE4PVYM42EGABVS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NPYEZQGIPKZZE4PVYM42EGABVS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:NPYEZQGIPKZZE4PVYM42EGABVS","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"e4f664e98e82cd3a0ab5c1dd1d4843f46efe065a3de7a73194faa7f1c9f336b2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2023-05-19T11:12:33Z","title_canon_sha256":"49558ce80f3b195426b43480ed0f0f911bb7667fb93ac17a746d1a745f624908"},"schema_version":"1.0","source":{"id":"2305.11594","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2305.11594","created_at":"2026-07-05T06:46:32Z"},{"alias_kind":"arxiv_version","alias_value":"2305.11594v2","created_at":"2026-07-05T06:46:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2305.11594","created_at":"2026-07-05T06:46:32Z"},{"alias_kind":"pith_short_12","alias_value":"NPYEZQGIPKZZ","created_at":"2026-07-05T06:46:32Z"},{"alias_kind":"pith_short_16","alias_value":"NPYEZQGIPKZZE4PV","created_at":"2026-07-05T06:46:32Z"},{"alias_kind":"pith_short_8","alias_value":"NPYEZQGI","created_at":"2026-07-05T06:46:32Z"}],"graph_snapshots":[{"event_id":"sha256:e4f52441dc12428bfdc964b604cba6445ab78cc1dc933b549341df2ae90669de","target":"graph","created_at":"2026-07-05T06:46:32Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2305.11594/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Cavity optomechanics is a suitable field to explore quantum effects on macroscopic objects and develop quantum technology applications. A perfect control of the laser noise is required to operate the system in such extreme conditions necessary to reach the quantum regime. In this paper, we consider a Fabry-Per\\'ot cavity, driven by two laser fields, with two partially reflective SiN membranes inside it. We describe the effects of amplitude and phase noise on the laser introducing two additional noise terms in the Langevin equations of the system's dynamics. Experimentally, we add an artificial","authors_text":"David Vitali, Francesco Marzioni, Francesco Rasponi, Giovanni Di Giuseppe, Paolo Piergentili, Riccardo Natali","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2023-05-19T11:12:33Z","title":"Amplitude and phase noise in Two-membrane cavity optomechanics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.11594","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:0363a72fd2a53ebc857796e87e2f913666793999b59ada82a1451772d1c1792b","target":"record","created_at":"2026-07-05T06:46:32Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"e4f664e98e82cd3a0ab5c1dd1d4843f46efe065a3de7a73194faa7f1c9f336b2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2023-05-19T11:12:33Z","title_canon_sha256":"49558ce80f3b195426b43480ed0f0f911bb7667fb93ac17a746d1a745f624908"},"schema_version":"1.0","source":{"id":"2305.11594","kind":"arxiv","version":2}},"canonical_sha256":"6bf04cc0c87ab39271f5c339a21801acab978497e4c8c1f380070785e12e100e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6bf04cc0c87ab39271f5c339a21801acab978497e4c8c1f380070785e12e100e","first_computed_at":"2026-07-05T06:46:32.784716Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:46:32.784716Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"PHK75Y/ThVFHu333iZ/TmCyL7Q4u/J4PuiHSUNb6MyGiXck4YenfLVtBU8NW4YGhXUQgojmSEMwbJS3oKTAhAg==","signature_status":"signed_v1","signed_at":"2026-07-05T06:46:32.785264Z","signed_message":"canonical_sha256_bytes"},"source_id":"2305.11594","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0363a72fd2a53ebc857796e87e2f913666793999b59ada82a1451772d1c1792b","sha256:e4f52441dc12428bfdc964b604cba6445ab78cc1dc933b549341df2ae90669de"],"state_sha256":"18c38a48fd5190dc69a1794b78d8d97eb31394a00d3646d48ec40a1c4158746a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nysJkHEukz+bdPNbW1GWQY4JJuSbwHOJg7O8BScgpaHQztAoBWr8KfbWRpvYTqTFvOERjU3Qhk+hvRE/NgLXAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T13:29:41.601655Z","bundle_sha256":"17ddbbf4251000804f81e07965eac60e93e81037902315e4fabbc6389a41a157"}}