{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:ZWEAOSZERVO477J2OINZ5ESMIS","short_pith_number":"pith:ZWEAOSZE","schema_version":"1.0","canonical_sha256":"cd88074b248d5dcffd3a721b9e924c4492a8a15f892ef73679cbffd984b23c92","source":{"kind":"arxiv","id":"1901.01345","version":1},"attestation_state":"computed","paper":{"title":"A squeezing invariant measurement to test displacement of quantum Gaussian states","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Yoshiyuki Tsuda","submitted_at":"2019-01-05T00:24:18Z","abstract_excerpt":"We consider a hypothesis testing problem for displacement parameters of n independent copies of an m-mode squeezed quantum Gaussian state whose mixture parameter is known. Given n>1, we construct a quantum measurement as a test using an observable which is invariant by n-fold tensor product of any m-mode squeezing operator. For a pure state case, we calculate the type II error probability of this test. We compare this test with a Hotelling's T-squared test which is based on heterodyne measurements."},"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":"1901.01345","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2019-01-05T00:24:18Z","cross_cats_sorted":[],"title_canon_sha256":"4d6b1f7671d1e1654816e738d3f2550031d311d778220ea8cd7d5cdd47eaffa9","abstract_canon_sha256":"57e599660a720372c293cb0f3602f4b81effd9a0b7bf8c6a2d756c092e040285"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:56:52.169920Z","signature_b64":"DOyN2pHaki+2wuQG/O6BON9sMRMndAbwLHElDYYV+m/j3cXisJf35bCj6t4p/EM97G45pLnAfiakbDTv2NaKCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cd88074b248d5dcffd3a721b9e924c4492a8a15f892ef73679cbffd984b23c92","last_reissued_at":"2026-05-17T23:56:52.169416Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:56:52.169416Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A squeezing invariant measurement to test displacement of quantum Gaussian states","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Yoshiyuki Tsuda","submitted_at":"2019-01-05T00:24:18Z","abstract_excerpt":"We consider a hypothesis testing problem for displacement parameters of n independent copies of an m-mode squeezed quantum Gaussian state whose mixture parameter is known. Given n>1, we construct a quantum measurement as a test using an observable which is invariant by n-fold tensor product of any m-mode squeezing operator. For a pure state case, we calculate the type II error probability of this test. We compare this test with a Hotelling's T-squared test which is based on heterodyne measurements."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.01345","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":"1901.01345","created_at":"2026-05-17T23:56:52.169501+00:00"},{"alias_kind":"arxiv_version","alias_value":"1901.01345v1","created_at":"2026-05-17T23:56:52.169501+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.01345","created_at":"2026-05-17T23:56:52.169501+00:00"},{"alias_kind":"pith_short_12","alias_value":"ZWEAOSZERVO4","created_at":"2026-05-18T12:33:33.725879+00:00"},{"alias_kind":"pith_short_16","alias_value":"ZWEAOSZERVO477J2","created_at":"2026-05-18T12:33:33.725879+00:00"},{"alias_kind":"pith_short_8","alias_value":"ZWEAOSZE","created_at":"2026-05-18T12:33:33.725879+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/ZWEAOSZERVO477J2OINZ5ESMIS","json":"https://pith.science/pith/ZWEAOSZERVO477J2OINZ5ESMIS.json","graph_json":"https://pith.science/api/pith-number/ZWEAOSZERVO477J2OINZ5ESMIS/graph.json","events_json":"https://pith.science/api/pith-number/ZWEAOSZERVO477J2OINZ5ESMIS/events.json","paper":"https://pith.science/paper/ZWEAOSZE"},"agent_actions":{"view_html":"https://pith.science/pith/ZWEAOSZERVO477J2OINZ5ESMIS","download_json":"https://pith.science/pith/ZWEAOSZERVO477J2OINZ5ESMIS.json","view_paper":"https://pith.science/paper/ZWEAOSZE","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1901.01345&json=true","fetch_graph":"https://pith.science/api/pith-number/ZWEAOSZERVO477J2OINZ5ESMIS/graph.json","fetch_events":"https://pith.science/api/pith-number/ZWEAOSZERVO477J2OINZ5ESMIS/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ZWEAOSZERVO477J2OINZ5ESMIS/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ZWEAOSZERVO477J2OINZ5ESMIS/action/storage_attestation","attest_author":"https://pith.science/pith/ZWEAOSZERVO477J2OINZ5ESMIS/action/author_attestation","sign_citation":"https://pith.science/pith/ZWEAOSZERVO477J2OINZ5ESMIS/action/citation_signature","submit_replication":"https://pith.science/pith/ZWEAOSZERVO477J2OINZ5ESMIS/action/replication_record"}},"created_at":"2026-05-17T23:56:52.169501+00:00","updated_at":"2026-05-17T23:56:52.169501+00:00"}