{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:JDWTS4RBWHVHBG6LCKIUL2VQAG","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":"5d3f1ac184a3f8657a6930d92a7d182d269fb749e70b067e92f017720384820d","cross_cats_sorted":["quant-ph"],"license":"","primary_cat":"physics.optics","submitted_at":"2007-12-19T19:12:35Z","title_canon_sha256":"443f3b44e83f92574ff485c59c6e83e2c2ad0136314e37c5783033c4a6cb99f4"},"schema_version":"1.0","source":{"id":"0712.3258","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0712.3258","created_at":"2026-07-04T15:06:32Z"},{"alias_kind":"arxiv_version","alias_value":"0712.3258v2","created_at":"2026-07-04T15:06:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0712.3258","created_at":"2026-07-04T15:06:32Z"},{"alias_kind":"pith_short_12","alias_value":"JDWTS4RBWHVH","created_at":"2026-07-04T15:06:32Z"},{"alias_kind":"pith_short_16","alias_value":"JDWTS4RBWHVHBG6L","created_at":"2026-07-04T15:06:32Z"},{"alias_kind":"pith_short_8","alias_value":"JDWTS4RB","created_at":"2026-07-04T15:06:32Z"}],"graph_snapshots":[{"event_id":"sha256:1f2f54e9ba42c3f3617876dadfb38bc18ba008e7ce7e09f7016b8bae2ff75703","target":"graph","created_at":"2026-07-04T15:06:32Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/0712.3258/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In this paper, the authors compare the security bounds for different quantum communication protocols with the numerically evaluated losses in the transmission channel, due to the interaction between the atmosphere and the photon, which is the information carrier. The analysis is carried out using a free-source library, which can solve the radiative transfer equation for a parallel-plane atmosphere.","authors_text":"G. Brida, G. Catastini, M. Genovese, M. Mondin, N. Antonietti","cross_cats":["quant-ph"],"headline":"","license":"","primary_cat":"physics.optics","submitted_at":"2007-12-19T19:12:35Z","title":"Systematic Numerical Study of the Propagation of Monochromatic Radiation through a Stationary Atmosphere in a Model of Plane Plane-Parallel Layers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0712.3258","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:e0f0d0663e986effe2c0792c568088a892d9d4e75b6b653813447a52a19a428f","target":"record","created_at":"2026-07-04T15:06:32Z","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":"5d3f1ac184a3f8657a6930d92a7d182d269fb749e70b067e92f017720384820d","cross_cats_sorted":["quant-ph"],"license":"","primary_cat":"physics.optics","submitted_at":"2007-12-19T19:12:35Z","title_canon_sha256":"443f3b44e83f92574ff485c59c6e83e2c2ad0136314e37c5783033c4a6cb99f4"},"schema_version":"1.0","source":{"id":"0712.3258","kind":"arxiv","version":2}},"canonical_sha256":"48ed397221b1ea709bcb129145eab001b95759c03e05af59d2ced360f3b81cb5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"48ed397221b1ea709bcb129145eab001b95759c03e05af59d2ced360f3b81cb5","first_computed_at":"2026-07-04T15:06:32.298087Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:06:32.298087Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"4FkbiIJHp+ItBKXcO9F03vBXscU2Dakjxw+4PPYrAn7xjw38pG78wimA+YMww1J/0YVr3EFfz17QKat8MOmfDQ==","signature_status":"signed_v1","signed_at":"2026-07-04T15:06:32.298504Z","signed_message":"canonical_sha256_bytes"},"source_id":"0712.3258","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e0f0d0663e986effe2c0792c568088a892d9d4e75b6b653813447a52a19a428f","sha256:1f2f54e9ba42c3f3617876dadfb38bc18ba008e7ce7e09f7016b8bae2ff75703"],"state_sha256":"538be07d5dd7e0113a1ee66e918e141dbd90fb046c269dfa472a29bf3f05359e"}