{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:4RWTLHF6XGKP45C6CSL6FGL3DV","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":"3c314e52f7745480af74cd0f2dbd74e97747609b1763637eea84e310911e5f6c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-08-06T16:26:35Z","title_canon_sha256":"be02983425d8addeb66fda535ce8997d7a7bfcd375125c3db3ea10417215d803"},"schema_version":"1.0","source":{"id":"2608.06239","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2608.06239","created_at":"2026-08-07T01:41:01Z"},{"alias_kind":"arxiv_version","alias_value":"2608.06239v1","created_at":"2026-08-07T01:41:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.06239","created_at":"2026-08-07T01:41:01Z"},{"alias_kind":"pith_short_12","alias_value":"4RWTLHF6XGKP","created_at":"2026-08-07T01:41:01Z"},{"alias_kind":"pith_short_16","alias_value":"4RWTLHF6XGKP45C6","created_at":"2026-08-07T01:41:01Z"},{"alias_kind":"pith_short_8","alias_value":"4RWTLHF6","created_at":"2026-08-07T01:41:01Z"}],"graph_snapshots":[{"event_id":"sha256:929401ae6276f89af7bc1a188c0318a099547f9c095a023e3016b63d6c44d3b4","target":"graph","created_at":"2026-08-07T01:41:01Z","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/2608.06239/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Non-Gaussian states can exhibit large quantum Fisher information (QFI) in quantum sensing. In optical systems, however, its generation is often probabilistic via the boson-sampling type conditional operation and thus its generation rate is limited. This probabilistic generation of non-Gaussian resource should be taken into account for evaluation of the sensing performance. Then a natural question arising is whether the use of heralded probabilistic non-Gaussian states is better than that of the original deterministic Gaussian states for quantum sensing. In this paper, we answer to this questio","authors_text":"Kazufumi Tanji, Kosuke Fukui, Masahiro Takeoka, Shohei Kiryu, Yoshihiro Ueda","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-08-06T16:26:35Z","title":"Fundamental limits of parameter estimation with heralded optical non-Gaussian states generated from Gaussian resources"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.06239","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":"sha256:50990345993e765c00f5984b6abd0ecea3c303b2045fbbc380eafe6adaa54021","target":"record","created_at":"2026-08-07T01:41:01Z","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":"3c314e52f7745480af74cd0f2dbd74e97747609b1763637eea84e310911e5f6c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-08-06T16:26:35Z","title_canon_sha256":"be02983425d8addeb66fda535ce8997d7a7bfcd375125c3db3ea10417215d803"},"schema_version":"1.0","source":{"id":"2608.06239","kind":"arxiv","version":1}},"canonical_sha256":"e46d359cbeb994fe745e1497e2997b1d4fcae037122ab8b7325137f506547ed5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e46d359cbeb994fe745e1497e2997b1d4fcae037122ab8b7325137f506547ed5","first_computed_at":"2026-08-07T01:41:01.034862Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-08-07T01:41:01.034862Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"s6rZjorWJHmzrUfTAZ6b6lkM3kce4Yf9uKhmFHJAZcSBEA+KdtySeKgNP3FqGcHa0e1ODxl1XGLSWNBthAIgDw==","signature_status":"signed_v1","signed_at":"2026-08-07T01:41:01.036733Z","signed_message":"canonical_sha256_bytes"},"source_id":"2608.06239","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:50990345993e765c00f5984b6abd0ecea3c303b2045fbbc380eafe6adaa54021","sha256:929401ae6276f89af7bc1a188c0318a099547f9c095a023e3016b63d6c44d3b4"],"state_sha256":"285f7d3a316e46ba8c264cf404d7c57273b090011fdc686ee56a047e95b3a7c6"}