{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:4P6FZHMDINKSKZRK77UIZVSXQK","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":"58b45617a1e7f097f7925106b74151b70aec318d5eebfa5136cfacf1b43ea13b","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2025-06-05T08:58:49Z","title_canon_sha256":"9461ab598a2fc2ad8e39e8c3fa83c2ce27ce3362d87e5a2861828a3562ff6fc8"},"schema_version":"1.0","source":{"id":"2506.04771","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.04771","created_at":"2026-06-12T01:09:09Z"},{"alias_kind":"arxiv_version","alias_value":"2506.04771v2","created_at":"2026-06-12T01:09:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.04771","created_at":"2026-06-12T01:09:09Z"},{"alias_kind":"pith_short_12","alias_value":"4P6FZHMDINKS","created_at":"2026-06-12T01:09:09Z"},{"alias_kind":"pith_short_16","alias_value":"4P6FZHMDINKSKZRK","created_at":"2026-06-12T01:09:09Z"},{"alias_kind":"pith_short_8","alias_value":"4P6FZHMD","created_at":"2026-06-12T01:09:09Z"}],"graph_snapshots":[{"event_id":"sha256:34939282b952c35f2f78f5baec09da77fda1352e0926f612a7c15bc71a73e64a","target":"graph","created_at":"2026-06-12T01:09:09Z","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/2506.04771/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Quantum technologies promise profound advances in communication security, sensing and computing. The underpinning hardware must be engineered to generate, manipulate and detect quantum phenomena with exceptional performance, whilst being mass-manufacturable for real-world applications. A leading approach is chip-scale quantum photonics. The continuous-variable regime for quantum optics has been exploited in a number of technologies, including the detection of gravitational waves, by operating below the standard quantum limit of the light's shot noise. The availability of room-temperature, dete","authors_text":"A. Politi, B. Puzio, J. C. F. Matthews, O. M. Green, O. Trojak, R. N. Clark, S. T. Pradyumna","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2025-06-05T08:58:49Z","title":"Integrated photonics for continuous-variable quantum optics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.04771","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":"sha256:630f1a32dc48fca0966ecdc13a0afa2519d248e0d4a2cf1d32f2c691c09d21c6","target":"record","created_at":"2026-06-12T01:09:09Z","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":"58b45617a1e7f097f7925106b74151b70aec318d5eebfa5136cfacf1b43ea13b","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2025-06-05T08:58:49Z","title_canon_sha256":"9461ab598a2fc2ad8e39e8c3fa83c2ce27ce3362d87e5a2861828a3562ff6fc8"},"schema_version":"1.0","source":{"id":"2506.04771","kind":"arxiv","version":2}},"canonical_sha256":"e3fc5c9d83435525662affe88cd657829c37d9ec97740bc172760164343fb9f9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e3fc5c9d83435525662affe88cd657829c37d9ec97740bc172760164343fb9f9","first_computed_at":"2026-06-12T01:09:09.717050Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-12T01:09:09.717050Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"3E6nN3E8+7QKo+AKEwN/YCYQPm+D9M6NDCTL5fRzZCT78TikyrroyVayHw0Xcjn+LH+u48mfOSVS3zWpwgvKAg==","signature_status":"signed_v1","signed_at":"2026-06-12T01:09:09.717990Z","signed_message":"canonical_sha256_bytes"},"source_id":"2506.04771","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:630f1a32dc48fca0966ecdc13a0afa2519d248e0d4a2cf1d32f2c691c09d21c6","sha256:34939282b952c35f2f78f5baec09da77fda1352e0926f612a7c15bc71a73e64a"],"state_sha256":"1739b935d73c2b02d304e319ffa369ea7cd54aeeac75084ca4e28d05df799783"}