{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:75M6E2YXRSCZMGKACAJ6NH3VJV","short_pith_number":"pith:75M6E2YX","canonical_record":{"source":{"id":"2508.06380","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-08-08T15:12:29Z","cross_cats_sorted":[],"title_canon_sha256":"26b3ed833e1de685216e1168228e5e5f84d62db98f603cb5f0ca2153843c1fd1","abstract_canon_sha256":"c8cc55fda2ca67a8cfdd7a55f307a16a57d7762f29047a875ef39fbca4e9aee5"},"schema_version":"1.0"},"canonical_sha256":"ff59e26b178c859619401013e69f754d4306a72781d3a9a9215679b976fe665b","source":{"kind":"arxiv","id":"2508.06380","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.06380","created_at":"2026-07-05T11:50:55Z"},{"alias_kind":"arxiv_version","alias_value":"2508.06380v1","created_at":"2026-07-05T11:50:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.06380","created_at":"2026-07-05T11:50:55Z"},{"alias_kind":"pith_short_12","alias_value":"75M6E2YXRSCZ","created_at":"2026-07-05T11:50:55Z"},{"alias_kind":"pith_short_16","alias_value":"75M6E2YXRSCZMGKA","created_at":"2026-07-05T11:50:55Z"},{"alias_kind":"pith_short_8","alias_value":"75M6E2YX","created_at":"2026-07-05T11:50:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:75M6E2YXRSCZMGKACAJ6NH3VJV","target":"record","payload":{"canonical_record":{"source":{"id":"2508.06380","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-08-08T15:12:29Z","cross_cats_sorted":[],"title_canon_sha256":"26b3ed833e1de685216e1168228e5e5f84d62db98f603cb5f0ca2153843c1fd1","abstract_canon_sha256":"c8cc55fda2ca67a8cfdd7a55f307a16a57d7762f29047a875ef39fbca4e9aee5"},"schema_version":"1.0"},"canonical_sha256":"ff59e26b178c859619401013e69f754d4306a72781d3a9a9215679b976fe665b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:50:55.127217Z","signature_b64":"LcIF+hmeWcvC3PhQSNd1mCYFg6r8rKcLxFpjrDMyEkRSdgOaEZJFWjgWpR9uz2BZR6u2oM9bbGV+eQa6MM/cCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ff59e26b178c859619401013e69f754d4306a72781d3a9a9215679b976fe665b","last_reissued_at":"2026-07-05T11:50:55.126777Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:50:55.126777Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2508.06380","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":"2026-07-05T11:50:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DkXihxBJPWmGSzjqHjQFMs/HkfbF8eO37SUDZIxjyK0LRInR7C3FspV26uxz1Mjl3WfHUBbJq9RdZuRYxuZoAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T18:56:25.628927Z"},"content_sha256":"d724b9583222dfab9965e9b1aee491d402d4607d334f14d881d8066c425c5008","schema_version":"1.0","event_id":"sha256:d724b9583222dfab9965e9b1aee491d402d4607d334f14d881d8066c425c5008"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:75M6E2YXRSCZMGKACAJ6NH3VJV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Design and analysis of a set of discrete variable protocols for secure quantum communication","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Arindam Dutta","submitted_at":"2025-08-08T15:12:29Z","abstract_excerpt":"The advent of quantum key distribution (QKD) has revolutionized secure communication by providing unconditional security, unlike classical cryptographic methods. However, its effectiveness relies on robust identity authentication, as vulnerabilities in the authentication process can cause a compromise with the security of the entire communication system. Over the past three decades, numerous quantum identity authentication (QIA) protocols have been proposed. This thesis first presents a chronological review of these protocols, categorizing them based on quantum resources and computational task"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.06380","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/2508.06380/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":"2026-07-05T11:50:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LNFrq+BwQNlblW9YNdLQcBSX8SP0Tlw6XVhJ2kzWH2BHlf65GLrazcmKhptgvwNtPfFP6Qo+QkfCGXD/hr8DBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T18:56:25.629513Z"},"content_sha256":"a2383dc0cd609ae6e52f6e0fa39f330b1d826bd7113353c9cedfb4459ad9ef6a","schema_version":"1.0","event_id":"sha256:a2383dc0cd609ae6e52f6e0fa39f330b1d826bd7113353c9cedfb4459ad9ef6a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/75M6E2YXRSCZMGKACAJ6NH3VJV/bundle.json","state_url":"https://pith.science/pith/75M6E2YXRSCZMGKACAJ6NH3VJV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/75M6E2YXRSCZMGKACAJ6NH3VJV/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":"2026-08-13T18:56:25Z","links":{"resolver":"https://pith.science/pith/75M6E2YXRSCZMGKACAJ6NH3VJV","bundle":"https://pith.science/pith/75M6E2YXRSCZMGKACAJ6NH3VJV/bundle.json","state":"https://pith.science/pith/75M6E2YXRSCZMGKACAJ6NH3VJV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/75M6E2YXRSCZMGKACAJ6NH3VJV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:75M6E2YXRSCZMGKACAJ6NH3VJV","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":"c8cc55fda2ca67a8cfdd7a55f307a16a57d7762f29047a875ef39fbca4e9aee5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-08-08T15:12:29Z","title_canon_sha256":"26b3ed833e1de685216e1168228e5e5f84d62db98f603cb5f0ca2153843c1fd1"},"schema_version":"1.0","source":{"id":"2508.06380","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.06380","created_at":"2026-07-05T11:50:55Z"},{"alias_kind":"arxiv_version","alias_value":"2508.06380v1","created_at":"2026-07-05T11:50:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.06380","created_at":"2026-07-05T11:50:55Z"},{"alias_kind":"pith_short_12","alias_value":"75M6E2YXRSCZ","created_at":"2026-07-05T11:50:55Z"},{"alias_kind":"pith_short_16","alias_value":"75M6E2YXRSCZMGKA","created_at":"2026-07-05T11:50:55Z"},{"alias_kind":"pith_short_8","alias_value":"75M6E2YX","created_at":"2026-07-05T11:50:55Z"}],"graph_snapshots":[{"event_id":"sha256:a2383dc0cd609ae6e52f6e0fa39f330b1d826bd7113353c9cedfb4459ad9ef6a","target":"graph","created_at":"2026-07-05T11:50:55Z","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/2508.06380/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The advent of quantum key distribution (QKD) has revolutionized secure communication by providing unconditional security, unlike classical cryptographic methods. However, its effectiveness relies on robust identity authentication, as vulnerabilities in the authentication process can cause a compromise with the security of the entire communication system. Over the past three decades, numerous quantum identity authentication (QIA) protocols have been proposed. This thesis first presents a chronological review of these protocols, categorizing them based on quantum resources and computational task","authors_text":"Arindam Dutta","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-08-08T15:12:29Z","title":"Design and analysis of a set of discrete variable protocols for secure quantum communication"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.06380","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:d724b9583222dfab9965e9b1aee491d402d4607d334f14d881d8066c425c5008","target":"record","created_at":"2026-07-05T11:50:55Z","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":"c8cc55fda2ca67a8cfdd7a55f307a16a57d7762f29047a875ef39fbca4e9aee5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-08-08T15:12:29Z","title_canon_sha256":"26b3ed833e1de685216e1168228e5e5f84d62db98f603cb5f0ca2153843c1fd1"},"schema_version":"1.0","source":{"id":"2508.06380","kind":"arxiv","version":1}},"canonical_sha256":"ff59e26b178c859619401013e69f754d4306a72781d3a9a9215679b976fe665b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ff59e26b178c859619401013e69f754d4306a72781d3a9a9215679b976fe665b","first_computed_at":"2026-07-05T11:50:55.126777Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:50:55.126777Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LcIF+hmeWcvC3PhQSNd1mCYFg6r8rKcLxFpjrDMyEkRSdgOaEZJFWjgWpR9uz2BZR6u2oM9bbGV+eQa6MM/cCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T11:50:55.127217Z","signed_message":"canonical_sha256_bytes"},"source_id":"2508.06380","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d724b9583222dfab9965e9b1aee491d402d4607d334f14d881d8066c425c5008","sha256:a2383dc0cd609ae6e52f6e0fa39f330b1d826bd7113353c9cedfb4459ad9ef6a"],"state_sha256":"0b90f449391769825115111b1461bcbac7a34e32e187d6d3ff16d6cd4a026be8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2eQRv0l49bpjA5PLeaQJlP+vM/tZx022O1LDu+d3VMrWZVp13wOoFy7bAYBGVp+VCT2AzdMXLvQiaWKfijL1AA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-13T18:56:25.641709Z","bundle_sha256":"d9f459b694e1216a705e5c3ae5e6c526b76fea762f8f308c12306ff7dfe57151"}}