{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:7HNJ6PDSAJF3HOURHSK44POU7O","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":"05ec97bb0e988d3f4cbefa0ddfdeffecc54d2c5ac70a1d48c8210569f90e815c","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-06-12T08:35:36Z","title_canon_sha256":"a3892d656bc4d77a7667bc52d375c147bb57fbf084966e8edc823080c55b861c"},"schema_version":"1.0","source":{"id":"2506.10483","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.10483","created_at":"2026-07-05T11:20:24Z"},{"alias_kind":"arxiv_version","alias_value":"2506.10483v1","created_at":"2026-07-05T11:20:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.10483","created_at":"2026-07-05T11:20:24Z"},{"alias_kind":"pith_short_12","alias_value":"7HNJ6PDSAJF3","created_at":"2026-07-05T11:20:24Z"},{"alias_kind":"pith_short_16","alias_value":"7HNJ6PDSAJF3HOUR","created_at":"2026-07-05T11:20:24Z"},{"alias_kind":"pith_short_8","alias_value":"7HNJ6PDS","created_at":"2026-07-05T11:20:24Z"}],"graph_snapshots":[{"event_id":"sha256:332317e098001c3a99dcec244f4247cb1738af157d37d5c5eb0a3d200ccb58a9","target":"graph","created_at":"2026-07-05T11:20:24Z","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/2506.10483/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Recent progress in ultrafast optics facilitates the investigation of the dynamics of highly multimode quantum states of light, as demonstrated by the application of electro-optic sampling to quantum states of the electromagnetic field. Yet, the complete tomographic reconstruction of optical quantum states with prior unknown statistics and dynamics is still challenging, since state-of-the-art tomographic methods require the measurement of many orthogonal, distinguishable modes. Here, we propose a tomography scheme based on time-domain quadrature correlation measurements and theoretically demons","authors_text":"Emanuel Hubenschmid, Guido Burkard","cross_cats":["physics.optics"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-06-12T08:35:36Z","title":"Time-domain field correlation measurements enable tomography of highly multimode quantum states of light"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.10483","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":"sha256:727e35a2d5e9737731e647b6f829de231d3ac0dc75944b0b083617fdffbabc83","target":"record","created_at":"2026-07-05T11:20:24Z","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":"05ec97bb0e988d3f4cbefa0ddfdeffecc54d2c5ac70a1d48c8210569f90e815c","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-06-12T08:35:36Z","title_canon_sha256":"a3892d656bc4d77a7667bc52d375c147bb57fbf084966e8edc823080c55b861c"},"schema_version":"1.0","source":{"id":"2506.10483","kind":"arxiv","version":1}},"canonical_sha256":"f9da9f3c72024bb3ba913c95ce3dd4fb8184ed71f2161df07a2b3b25a8493a2b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f9da9f3c72024bb3ba913c95ce3dd4fb8184ed71f2161df07a2b3b25a8493a2b","first_computed_at":"2026-07-05T11:20:24.703638Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:20:24.703638Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"tmtxK9sA2HusK3iei2bzt0ralxviN6C1LGryDqHfwkhpLtwZ9+8+RqnLEbhOCR2AIB1Uv1DQdFPII1u3tlR4AA==","signature_status":"signed_v1","signed_at":"2026-07-05T11:20:24.704155Z","signed_message":"canonical_sha256_bytes"},"source_id":"2506.10483","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:727e35a2d5e9737731e647b6f829de231d3ac0dc75944b0b083617fdffbabc83","sha256:332317e098001c3a99dcec244f4247cb1738af157d37d5c5eb0a3d200ccb58a9"],"state_sha256":"e0e94f35c0f6e48d07ae46a8daaeccf18193224842bea40a5c613ff497524b07"}