{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:QN7BANDVJA34ER5IZXLYDWBVGR","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":"cde2f9c47356443b7ae3e162324776e8cfe6e4806aad9a9c83bbfc873513bc62","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-06-11T07:08:24Z","title_canon_sha256":"55488edfba980a9025097e009a5f31e734ba479966ccf22d5eed5fcce2ab531b"},"schema_version":"1.0","source":{"id":"1406.3251","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1406.3251","created_at":"2026-05-18T02:41:16Z"},{"alias_kind":"arxiv_version","alias_value":"1406.3251v2","created_at":"2026-05-18T02:41:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.3251","created_at":"2026-05-18T02:41:16Z"},{"alias_kind":"pith_short_12","alias_value":"QN7BANDVJA34","created_at":"2026-05-18T12:28:46Z"},{"alias_kind":"pith_short_16","alias_value":"QN7BANDVJA34ER5I","created_at":"2026-05-18T12:28:46Z"},{"alias_kind":"pith_short_8","alias_value":"QN7BANDV","created_at":"2026-05-18T12:28:46Z"}],"graph_snapshots":[{"event_id":"sha256:31593fe02d6a7fba47e3c9a12c6bb2cd3593b155d188a8f57ec76dadfbb5d5b0","target":"graph","created_at":"2026-05-18T02:41:16Z","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"},"paper":{"abstract_excerpt":"We experimentally demonstrate quantum enhanced resolution in confocal fluorescence microscopy exploiting the non-classical photon statistics of single nitrogen-vacancy colour centres in diamond. By developing a general model of super-resolution based on the direct sampling of the kth-order autocorrelation function of the photoluminescence signal, we show the possibility, in some cases, to resolve in principle arbitrarily close emitting centers.","authors_text":"D. Gatto Monticone, E. Moreva, G. Brida, I. P. Degiovanni, I. Ruo Berchera, J. Forneris, K. Katamadze, M. Genovese, P. Olivero, P. Traina","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-06-11T07:08:24Z","title":"Beating Abbe diffraction limit in confocal microscopy via non-classical photon statistics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.3251","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":"sha256:1c975c56099afaddf3320aeea3dd2d57d4c22b44c90aa84c01b2d5f11544d742","target":"record","created_at":"2026-05-18T02:41:16Z","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":"cde2f9c47356443b7ae3e162324776e8cfe6e4806aad9a9c83bbfc873513bc62","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-06-11T07:08:24Z","title_canon_sha256":"55488edfba980a9025097e009a5f31e734ba479966ccf22d5eed5fcce2ab531b"},"schema_version":"1.0","source":{"id":"1406.3251","kind":"arxiv","version":2}},"canonical_sha256":"837e1034754837c247a8cdd781d83534700a169e2622628e444ecd64178bd412","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"837e1034754837c247a8cdd781d83534700a169e2622628e444ecd64178bd412","first_computed_at":"2026-05-18T02:41:16.813167Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:41:16.813167Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rR4n18pBlMhKYIEHQix6VkecDtrJCOHtmT+co2j6B/Gpq1ccC/n+mC2k933rpNgEwetWRsKULmdEX7AwM3p8Cg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:41:16.813644Z","signed_message":"canonical_sha256_bytes"},"source_id":"1406.3251","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1c975c56099afaddf3320aeea3dd2d57d4c22b44c90aa84c01b2d5f11544d742","sha256:31593fe02d6a7fba47e3c9a12c6bb2cd3593b155d188a8f57ec76dadfbb5d5b0"],"state_sha256":"65e4ca29c7fdc8ef94b069e6e697f0c3522502bbd3497c2438b60dd4e83e8e8a"}