{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:CTLOTAX3WCK7DEANE4IOOZDCUK","short_pith_number":"pith:CTLOTAX3","canonical_record":{"source":{"id":"2606.09217","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2026-06-08T08:51:25Z","cross_cats_sorted":[],"title_canon_sha256":"ea14310a0a39852ecd70140d1c48ffc68aab208fabce4cb5e7cf39d2d5cb111f","abstract_canon_sha256":"a4d387940a92de76a0b8ba543a05948cc8a6e215f546bfe8ec3cc81099f0d077"},"schema_version":"1.0"},"canonical_sha256":"14d6e982fbb095f1900d2710e76462a295c0685cca79cd65673a7731fdcd539c","source":{"kind":"arxiv","id":"2606.09217","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.09217","created_at":"2026-06-09T02:08:07Z"},{"alias_kind":"arxiv_version","alias_value":"2606.09217v1","created_at":"2026-06-09T02:08:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.09217","created_at":"2026-06-09T02:08:07Z"},{"alias_kind":"pith_short_12","alias_value":"CTLOTAX3WCK7","created_at":"2026-06-09T02:08:07Z"},{"alias_kind":"pith_short_16","alias_value":"CTLOTAX3WCK7DEAN","created_at":"2026-06-09T02:08:07Z"},{"alias_kind":"pith_short_8","alias_value":"CTLOTAX3","created_at":"2026-06-09T02:08:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:CTLOTAX3WCK7DEANE4IOOZDCUK","target":"record","payload":{"canonical_record":{"source":{"id":"2606.09217","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2026-06-08T08:51:25Z","cross_cats_sorted":[],"title_canon_sha256":"ea14310a0a39852ecd70140d1c48ffc68aab208fabce4cb5e7cf39d2d5cb111f","abstract_canon_sha256":"a4d387940a92de76a0b8ba543a05948cc8a6e215f546bfe8ec3cc81099f0d077"},"schema_version":"1.0"},"canonical_sha256":"14d6e982fbb095f1900d2710e76462a295c0685cca79cd65673a7731fdcd539c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-09T02:08:07.987681Z","signature_b64":"UIitHt+rJfXcIUBJ9MgNrU2vYn2b2Os4HyYl+KwYodx3pqSax7Ti/+rnURHYwdHB4qjslyeHWWqJzMhUvd5bCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"14d6e982fbb095f1900d2710e76462a295c0685cca79cd65673a7731fdcd539c","last_reissued_at":"2026-06-09T02:08:07.986580Z","signature_status":"signed_v1","first_computed_at":"2026-06-09T02:08:07.986580Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.09217","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-06-09T02:08:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4P+Ph4bl84MGaHmpyj/mYKcwrZaYLHKmScAjztaFc3DWmRDwB3iVEGrFxzLhMUuwoe79BkU4G/f5SNjxgpITAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-20T15:21:24.078981Z"},"content_sha256":"439cc0ea4c59ec6bc8d43222ed38b9ebab47c6b2cee26fa0cb62cc309a6e2a35","schema_version":"1.0","event_id":"sha256:439cc0ea4c59ec6bc8d43222ed38b9ebab47c6b2cee26fa0cb62cc309a6e2a35"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:CTLOTAX3WCK7DEANE4IOOZDCUK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Satellite-Based Quantum Communication: Performance Evaluation of Discrete-Variable Quantum Key Distribution Protocols","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Muskan","submitted_at":"2026-06-08T08:51:25Z","abstract_excerpt":"Quantum Key Distribution (QKD) has emerged as a fundamentally secure approach to communication in the era of quantum computing, offering protection against threats posed to classical cryptographic schemes such as RSA and Diffie-Hellman. This thesis presents a comprehensive performance analysis of satellite-based QKD protocols, focusing on both prepare-and-measure and entanglement-based schemes under realistic atmospheric and operational conditions. The study begins by introducing the theoretical foundations of quantum communication, including qubits, entanglement, and quantum entropy, and moti"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.09217","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2606.09217/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-06-09T02:08:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WwweU36WLpdS3xO908z3L2F0G2fPKCvPeZl5yQW17Qes13pg18LqR/2F3xEighbTFUDcHw1xXlsAXUoResBmDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-20T15:21:24.079369Z"},"content_sha256":"bc94cb17a34258c3408ad68e5ee77d8f94426120ee8004b78f36bbc0dc1dc04c","schema_version":"1.0","event_id":"sha256:bc94cb17a34258c3408ad68e5ee77d8f94426120ee8004b78f36bbc0dc1dc04c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CTLOTAX3WCK7DEANE4IOOZDCUK/bundle.json","state_url":"https://pith.science/pith/CTLOTAX3WCK7DEANE4IOOZDCUK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CTLOTAX3WCK7DEANE4IOOZDCUK/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-20T15:21:24Z","links":{"resolver":"https://pith.science/pith/CTLOTAX3WCK7DEANE4IOOZDCUK","bundle":"https://pith.science/pith/CTLOTAX3WCK7DEANE4IOOZDCUK/bundle.json","state":"https://pith.science/pith/CTLOTAX3WCK7DEANE4IOOZDCUK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CTLOTAX3WCK7DEANE4IOOZDCUK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:CTLOTAX3WCK7DEANE4IOOZDCUK","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":"a4d387940a92de76a0b8ba543a05948cc8a6e215f546bfe8ec3cc81099f0d077","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2026-06-08T08:51:25Z","title_canon_sha256":"ea14310a0a39852ecd70140d1c48ffc68aab208fabce4cb5e7cf39d2d5cb111f"},"schema_version":"1.0","source":{"id":"2606.09217","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.09217","created_at":"2026-06-09T02:08:07Z"},{"alias_kind":"arxiv_version","alias_value":"2606.09217v1","created_at":"2026-06-09T02:08:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.09217","created_at":"2026-06-09T02:08:07Z"},{"alias_kind":"pith_short_12","alias_value":"CTLOTAX3WCK7","created_at":"2026-06-09T02:08:07Z"},{"alias_kind":"pith_short_16","alias_value":"CTLOTAX3WCK7DEAN","created_at":"2026-06-09T02:08:07Z"},{"alias_kind":"pith_short_8","alias_value":"CTLOTAX3","created_at":"2026-06-09T02:08:07Z"}],"graph_snapshots":[{"event_id":"sha256:bc94cb17a34258c3408ad68e5ee77d8f94426120ee8004b78f36bbc0dc1dc04c","target":"graph","created_at":"2026-06-09T02:08:07Z","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/2606.09217/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Quantum Key Distribution (QKD) has emerged as a fundamentally secure approach to communication in the era of quantum computing, offering protection against threats posed to classical cryptographic schemes such as RSA and Diffie-Hellman. This thesis presents a comprehensive performance analysis of satellite-based QKD protocols, focusing on both prepare-and-measure and entanglement-based schemes under realistic atmospheric and operational conditions. The study begins by introducing the theoretical foundations of quantum communication, including qubits, entanglement, and quantum entropy, and moti","authors_text":"Muskan","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2026-06-08T08:51:25Z","title":"Satellite-Based Quantum Communication: Performance Evaluation of Discrete-Variable Quantum Key Distribution Protocols"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.09217","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":"sha256:439cc0ea4c59ec6bc8d43222ed38b9ebab47c6b2cee26fa0cb62cc309a6e2a35","target":"record","created_at":"2026-06-09T02:08:07Z","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":"a4d387940a92de76a0b8ba543a05948cc8a6e215f546bfe8ec3cc81099f0d077","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2026-06-08T08:51:25Z","title_canon_sha256":"ea14310a0a39852ecd70140d1c48ffc68aab208fabce4cb5e7cf39d2d5cb111f"},"schema_version":"1.0","source":{"id":"2606.09217","kind":"arxiv","version":1}},"canonical_sha256":"14d6e982fbb095f1900d2710e76462a295c0685cca79cd65673a7731fdcd539c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"14d6e982fbb095f1900d2710e76462a295c0685cca79cd65673a7731fdcd539c","first_computed_at":"2026-06-09T02:08:07.986580Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-09T02:08:07.986580Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"UIitHt+rJfXcIUBJ9MgNrU2vYn2b2Os4HyYl+KwYodx3pqSax7Ti/+rnURHYwdHB4qjslyeHWWqJzMhUvd5bCg==","signature_status":"signed_v1","signed_at":"2026-06-09T02:08:07.987681Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.09217","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:439cc0ea4c59ec6bc8d43222ed38b9ebab47c6b2cee26fa0cb62cc309a6e2a35","sha256:bc94cb17a34258c3408ad68e5ee77d8f94426120ee8004b78f36bbc0dc1dc04c"],"state_sha256":"483270087e9894a9d76e5df3e0f55734d19ccc519a3c9542ac387834d7dbdbf3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lR9PXdkoNjU4elroJBTjQ2dA9Fpew/H951bvvM1AQ3NzEpYWwBJDAW+/+Vr9SnH/bcjEUaG1SuqaU8eBEzhIAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-20T15:21:24.081464Z","bundle_sha256":"134f5d72c101e8f517b40a57bc9494766b47bc06873cf8c5217f1efd4c5f876f"}}