{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2003:IKO3GDV2IW4DSD6IIEU2DIUU5X","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":"819a8efe9d2b44cc15f8aca6e78d18bc98423414df2763bb8f0906c046a5b124","cross_cats_sorted":["physics.optics"],"license":"","primary_cat":"quant-ph","submitted_at":"2003-09-08T13:51:12Z","title_canon_sha256":"9be906271e22c52c69b9077255c2b1c478ac1594b554d2d9abeb73661dfce136"},"schema_version":"1.0","source":{"id":"quant-ph/0309069","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"quant-ph/0309069","created_at":"2026-05-18T01:12:32Z"},{"alias_kind":"arxiv_version","alias_value":"quant-ph/0309069v3","created_at":"2026-05-18T01:12:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.quant-ph/0309069","created_at":"2026-05-18T01:12:32Z"},{"alias_kind":"pith_short_12","alias_value":"IKO3GDV2IW4D","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"IKO3GDV2IW4DSD6I","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"IKO3GDV2","created_at":"2026-05-18T12:25:52Z"}],"graph_snapshots":[{"event_id":"sha256:88627853500aceb0f47f1937293d6f027bee791d071918e1cd093dd7aab6d88d","target":"graph","created_at":"2026-05-18T01:12:32Z","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":"In the framework of the paraxial and of the slowly varying envelope approximations, with reference to a normally dispersive medium or to vacuum, the electromagnetic field is given as a continuous quantum superposition of non-dispersive and non-diffracting wave-packets (namely X-waves). Entangled states as pairs of elementary excitations traveling at (approximately) the same velocity are found in optical parametric amplification.","authors_text":"Claudio Conti","cross_cats":["physics.optics"],"headline":"","license":"","primary_cat":"quant-ph","submitted_at":"2003-09-08T13:51:12Z","title":"Generation of entangled 3D localized quantum wave-packets via optical parametric amplification"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"quant-ph/0309069","kind":"arxiv","version":3},"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":"sha256:61de4e316d5980f2f76ff175cb6afe9500105af39f43df69edc9d28c0e03e7b4","target":"record","created_at":"2026-05-18T01:12:32Z","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":"819a8efe9d2b44cc15f8aca6e78d18bc98423414df2763bb8f0906c046a5b124","cross_cats_sorted":["physics.optics"],"license":"","primary_cat":"quant-ph","submitted_at":"2003-09-08T13:51:12Z","title_canon_sha256":"9be906271e22c52c69b9077255c2b1c478ac1594b554d2d9abeb73661dfce136"},"schema_version":"1.0","source":{"id":"quant-ph/0309069","kind":"arxiv","version":3}},"canonical_sha256":"429db30eba45b8390fc84129a1a294edf2bdeac887729a8e36015c790750bcc7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"429db30eba45b8390fc84129a1a294edf2bdeac887729a8e36015c790750bcc7","first_computed_at":"2026-05-18T01:12:32.727076Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:12:32.727076Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"tNaqpiMzrODEv8H35C6YjoUFuY6cXdtgafH9GDVbFXuyylS0SqzEZ4kCEGOk6xXSvVNwwd0buCAKnXpT2SwWCw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:12:32.727539Z","signed_message":"canonical_sha256_bytes"},"source_id":"quant-ph/0309069","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:61de4e316d5980f2f76ff175cb6afe9500105af39f43df69edc9d28c0e03e7b4","sha256:88627853500aceb0f47f1937293d6f027bee791d071918e1cd093dd7aab6d88d"],"state_sha256":"5aadc3dd9cee1348fb102a6d0b205c80349703d48d93b7d3c630d9fc886c24b1"}