{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:MFTSN4XY2QDKZXJY4VK5PG7X53","short_pith_number":"pith:MFTSN4XY","schema_version":"1.0","canonical_sha256":"616726f2f8d406acdd38e555d79bf7eed2585b0c357b3057fc97075f0f3007ba","source":{"kind":"arxiv","id":"1005.5038","version":1},"attestation_state":"computed","paper":{"title":"Heisenberg-limited interferometry with pair coherent states and parity measurements","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Christopher C. Gerry, Jihane Mimih","submitted_at":"2010-05-27T11:46:23Z","abstract_excerpt":"After reviewing parity measurement based interferometry with twin-Fock states, which allows for super-sensitivity (Heisenberg-limited) and super-resolution, we consider interferometry with two different superpositions of twin-Fock states, namely two-mode squeezed vacuum states and pair coherent states. This study is motivated by the experimental challenge of producing twin-Fock states on opposite sides of a beam splitter. We find that input two-mode squeezed states, while allowing for Heisenberg-limited sensitivity, do not yield super-resolutions, whereas we that find both are possible with in"},"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":"1005.5038","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2010-05-27T11:46:23Z","cross_cats_sorted":[],"title_canon_sha256":"30e9462e0c79571af8ee6ad83aa4f1548ac18b746475dc562fea06785d0c1d2e","abstract_canon_sha256":"fe35de56c94da7bc09b854c501f27e64f00bb7c817676d18f7f34981c1e34ab4"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:07:07.317398Z","signature_b64":"xXWcknF7pI/YlxrvZkVVnQLmBNOlL3NPh5CEpEv5fEFIIGqzS8ILzqHQ1COVLGMsSe5LZCv5YLUzVo0yObkzCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"616726f2f8d406acdd38e555d79bf7eed2585b0c357b3057fc97075f0f3007ba","last_reissued_at":"2026-05-18T02:07:07.316606Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:07:07.316606Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Heisenberg-limited interferometry with pair coherent states and parity measurements","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Christopher C. Gerry, Jihane Mimih","submitted_at":"2010-05-27T11:46:23Z","abstract_excerpt":"After reviewing parity measurement based interferometry with twin-Fock states, which allows for super-sensitivity (Heisenberg-limited) and super-resolution, we consider interferometry with two different superpositions of twin-Fock states, namely two-mode squeezed vacuum states and pair coherent states. This study is motivated by the experimental challenge of producing twin-Fock states on opposite sides of a beam splitter. We find that input two-mode squeezed states, while allowing for Heisenberg-limited sensitivity, do not yield super-resolutions, whereas we that find both are possible with in"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1005.5038","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":"1005.5038","created_at":"2026-05-18T02:07:07.316748+00:00"},{"alias_kind":"arxiv_version","alias_value":"1005.5038v1","created_at":"2026-05-18T02:07:07.316748+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1005.5038","created_at":"2026-05-18T02:07:07.316748+00:00"},{"alias_kind":"pith_short_12","alias_value":"MFTSN4XY2QDK","created_at":"2026-05-18T12:26:10.704358+00:00"},{"alias_kind":"pith_short_16","alias_value":"MFTSN4XY2QDKZXJY","created_at":"2026-05-18T12:26:10.704358+00:00"},{"alias_kind":"pith_short_8","alias_value":"MFTSN4XY","created_at":"2026-05-18T12:26:10.704358+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/MFTSN4XY2QDKZXJY4VK5PG7X53","json":"https://pith.science/pith/MFTSN4XY2QDKZXJY4VK5PG7X53.json","graph_json":"https://pith.science/api/pith-number/MFTSN4XY2QDKZXJY4VK5PG7X53/graph.json","events_json":"https://pith.science/api/pith-number/MFTSN4XY2QDKZXJY4VK5PG7X53/events.json","paper":"https://pith.science/paper/MFTSN4XY"},"agent_actions":{"view_html":"https://pith.science/pith/MFTSN4XY2QDKZXJY4VK5PG7X53","download_json":"https://pith.science/pith/MFTSN4XY2QDKZXJY4VK5PG7X53.json","view_paper":"https://pith.science/paper/MFTSN4XY","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1005.5038&json=true","fetch_graph":"https://pith.science/api/pith-number/MFTSN4XY2QDKZXJY4VK5PG7X53/graph.json","fetch_events":"https://pith.science/api/pith-number/MFTSN4XY2QDKZXJY4VK5PG7X53/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/MFTSN4XY2QDKZXJY4VK5PG7X53/action/timestamp_anchor","attest_storage":"https://pith.science/pith/MFTSN4XY2QDKZXJY4VK5PG7X53/action/storage_attestation","attest_author":"https://pith.science/pith/MFTSN4XY2QDKZXJY4VK5PG7X53/action/author_attestation","sign_citation":"https://pith.science/pith/MFTSN4XY2QDKZXJY4VK5PG7X53/action/citation_signature","submit_replication":"https://pith.science/pith/MFTSN4XY2QDKZXJY4VK5PG7X53/action/replication_record"}},"created_at":"2026-05-18T02:07:07.316748+00:00","updated_at":"2026-05-18T02:07:07.316748+00:00"}