{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:PGGCFIDRV6IDLMSIW7G6IX2W5A","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":"69380fc22c99795865b6ab56942cd52628ba257fda982df26405dea81736959a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-05-26T20:23:50Z","title_canon_sha256":"167655a28f11544f6dd9ee3c6aaf9b0f05627f0de1ba7204d685bb380f9c10a7"},"schema_version":"1.0","source":{"id":"2605.27660","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.27660","created_at":"2026-05-28T01:04:45Z"},{"alias_kind":"arxiv_version","alias_value":"2605.27660v1","created_at":"2026-05-28T01:04:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.27660","created_at":"2026-05-28T01:04:45Z"},{"alias_kind":"pith_short_12","alias_value":"PGGCFIDRV6ID","created_at":"2026-05-28T01:04:45Z"},{"alias_kind":"pith_short_16","alias_value":"PGGCFIDRV6IDLMSI","created_at":"2026-05-28T01:04:45Z"},{"alias_kind":"pith_short_8","alias_value":"PGGCFIDR","created_at":"2026-05-28T01:04:45Z"}],"graph_snapshots":[{"event_id":"sha256:aca94e1db0c4bf8b17499553d855ca7bb027bb4b210f7bdce41a96a515d41bc5","target":"graph","created_at":"2026-05-28T01:04:45Z","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/2605.27660/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Squeezed Fock states, photon-subtracted squeezed states, and optical cat states are established non-Gaussian resources in continuous-variable quantum optics. Here we compare these known state families from a task-oriented perspective: matched mean photon number, scalar Wigner negativity, and directional displacement-fidelity response. Starting from squeezed vacuum, single-photon subtraction prepares a state proportional to \\(S(r,\\theta)\\ket{1}\\), while two-photon subtraction prepares an even-parity squeezed Fock superposition rather than a pure \\(S(r,\\theta)\\ket{2}\\). We benchmark photon-condi","authors_text":"Boris Kiefer, Olivier Pfister","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-05-26T20:23:50Z","title":"Photon-Conditioned Squeezed States for Directional Displacement Response in Continuous-Variable Photonics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.27660","kind":"arxiv","version":1},"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":"sha256:01eef3eeeae2751876677555c180fd86c345c3a33f0cdf468406a89efdc2e447","target":"record","created_at":"2026-05-28T01:04:45Z","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":"69380fc22c99795865b6ab56942cd52628ba257fda982df26405dea81736959a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-05-26T20:23:50Z","title_canon_sha256":"167655a28f11544f6dd9ee3c6aaf9b0f05627f0de1ba7204d685bb380f9c10a7"},"schema_version":"1.0","source":{"id":"2605.27660","kind":"arxiv","version":1}},"canonical_sha256":"798c22a071af9035b248b7cde45f56e81cc673d7793cb8c0d44d25e0dd1b075c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"798c22a071af9035b248b7cde45f56e81cc673d7793cb8c0d44d25e0dd1b075c","first_computed_at":"2026-05-28T01:04:45.603311Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-28T01:04:45.603311Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"XLK/K3IVzJU7Xwzh32K1mTHiq8b+PP6rCdbj0KzpfhgbnHgz6baS3+zxM48GaoqifzlRrVuyNu7J9DZaW07gDA==","signature_status":"signed_v1","signed_at":"2026-05-28T01:04:45.603691Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.27660","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:01eef3eeeae2751876677555c180fd86c345c3a33f0cdf468406a89efdc2e447","sha256:aca94e1db0c4bf8b17499553d855ca7bb027bb4b210f7bdce41a96a515d41bc5"],"state_sha256":"a67fb1c93e02c2e034c91dfc622825c20832e9fbc13622f8a96a0e18af14e6c0"}