{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:SW7XCIIHIINEVXNN3LGPRYPB4T","short_pith_number":"pith:SW7XCIIH","canonical_record":{"source":{"id":"2411.12312","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SY","submitted_at":"2024-11-19T07:57:04Z","cross_cats_sorted":["cs.IT","cs.SY","math.IT"],"title_canon_sha256":"5e00d049315825c783a728622560bb9309c37aa3caa368c24238ded4d90c8767","abstract_canon_sha256":"71144aa83fdc45508aa5025e0162c96a71150426d1c00d5d3eb1595e5c3a7889"},"schema_version":"1.0"},"canonical_sha256":"95bf712107421a4addaddaccf8e1e1e4ee0851fcc63fd280ee5294db7f726898","source":{"kind":"arxiv","id":"2411.12312","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2411.12312","created_at":"2026-07-05T09:37:19Z"},{"alias_kind":"arxiv_version","alias_value":"2411.12312v1","created_at":"2026-07-05T09:37:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2411.12312","created_at":"2026-07-05T09:37:19Z"},{"alias_kind":"pith_short_12","alias_value":"SW7XCIIHIINE","created_at":"2026-07-05T09:37:19Z"},{"alias_kind":"pith_short_16","alias_value":"SW7XCIIHIINEVXNN","created_at":"2026-07-05T09:37:19Z"},{"alias_kind":"pith_short_8","alias_value":"SW7XCIIH","created_at":"2026-07-05T09:37:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:SW7XCIIHIINEVXNN3LGPRYPB4T","target":"record","payload":{"canonical_record":{"source":{"id":"2411.12312","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SY","submitted_at":"2024-11-19T07:57:04Z","cross_cats_sorted":["cs.IT","cs.SY","math.IT"],"title_canon_sha256":"5e00d049315825c783a728622560bb9309c37aa3caa368c24238ded4d90c8767","abstract_canon_sha256":"71144aa83fdc45508aa5025e0162c96a71150426d1c00d5d3eb1595e5c3a7889"},"schema_version":"1.0"},"canonical_sha256":"95bf712107421a4addaddaccf8e1e1e4ee0851fcc63fd280ee5294db7f726898","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:37:19.387188Z","signature_b64":"osi8k33YHB/HB00mo046txOCG4rq2/qHhea7YQh3ZmUdDgE6I9ky/RUUaVmXegf34SwH5UqOQcWuXG6V1bGbCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"95bf712107421a4addaddaccf8e1e1e4ee0851fcc63fd280ee5294db7f726898","last_reissued_at":"2026-07-05T09:37:19.386754Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:37:19.386754Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2411.12312","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":"2026-07-05T09:37:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sVQZJu8LIgjSJfs/nSRI5SyfyBSTDh+YKtCo1XXdk+tr4beOCLgGdDXZCUBg99HHiPwYfX0QeCtpR2AuSMu4AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T19:33:15.788382Z"},"content_sha256":"438375c3ac7698189c8e520f1aba164dbef3dfddad6598c1cf6649fff0fcef5b","schema_version":"1.0","event_id":"sha256:438375c3ac7698189c8e520f1aba164dbef3dfddad6598c1cf6649fff0fcef5b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:SW7XCIIHIINEVXNN3LGPRYPB4T","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Age of Information Minimization in UAV-Assisted Covert Communication: Trajectory and Beamforming Design","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.IT","cs.SY","math.IT"],"primary_cat":"eess.SY","authors_text":"Ali Nazari, Paeiz Azmi, Shima Salar Hosseini","submitted_at":"2024-11-19T07:57:04Z","abstract_excerpt":"Unmanned aerial vehicles (UAVs) have the potential for time-sensitive applications. Due to wireless channel variation, received data may have an expiration time, particularly in critical situations such as rescue operations, natural disasters, or the military. Age of Information (AoI) is a metric that measures the freshness of received packets to specify the validity period of information. In addition, it is necessary to guarantee the privacy of confidential information transmission through air-to-ground links against eavesdroppers. This paper investigates UAV-assisted covert communication to "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2411.12312","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/2411.12312/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":"2026-07-05T09:37:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9cQu2/elX3VNvE08zCDOtY8nwnOc9gN6/cnwAyZYospZD9Kg8jEfxT67UqItNQSNbnI6hDh1gfgHdkmSH81TDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T19:33:15.788757Z"},"content_sha256":"5183f45fd9ae4d48737b31967430ad8d76ba050f488d61292cb30da966c691b5","schema_version":"1.0","event_id":"sha256:5183f45fd9ae4d48737b31967430ad8d76ba050f488d61292cb30da966c691b5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SW7XCIIHIINEVXNN3LGPRYPB4T/bundle.json","state_url":"https://pith.science/pith/SW7XCIIHIINEVXNN3LGPRYPB4T/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SW7XCIIHIINEVXNN3LGPRYPB4T/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":"2026-07-06T19:33:15Z","links":{"resolver":"https://pith.science/pith/SW7XCIIHIINEVXNN3LGPRYPB4T","bundle":"https://pith.science/pith/SW7XCIIHIINEVXNN3LGPRYPB4T/bundle.json","state":"https://pith.science/pith/SW7XCIIHIINEVXNN3LGPRYPB4T/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SW7XCIIHIINEVXNN3LGPRYPB4T/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:SW7XCIIHIINEVXNN3LGPRYPB4T","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":"71144aa83fdc45508aa5025e0162c96a71150426d1c00d5d3eb1595e5c3a7889","cross_cats_sorted":["cs.IT","cs.SY","math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SY","submitted_at":"2024-11-19T07:57:04Z","title_canon_sha256":"5e00d049315825c783a728622560bb9309c37aa3caa368c24238ded4d90c8767"},"schema_version":"1.0","source":{"id":"2411.12312","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2411.12312","created_at":"2026-07-05T09:37:19Z"},{"alias_kind":"arxiv_version","alias_value":"2411.12312v1","created_at":"2026-07-05T09:37:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2411.12312","created_at":"2026-07-05T09:37:19Z"},{"alias_kind":"pith_short_12","alias_value":"SW7XCIIHIINE","created_at":"2026-07-05T09:37:19Z"},{"alias_kind":"pith_short_16","alias_value":"SW7XCIIHIINEVXNN","created_at":"2026-07-05T09:37:19Z"},{"alias_kind":"pith_short_8","alias_value":"SW7XCIIH","created_at":"2026-07-05T09:37:19Z"}],"graph_snapshots":[{"event_id":"sha256:5183f45fd9ae4d48737b31967430ad8d76ba050f488d61292cb30da966c691b5","target":"graph","created_at":"2026-07-05T09:37:19Z","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/2411.12312/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Unmanned aerial vehicles (UAVs) have the potential for time-sensitive applications. Due to wireless channel variation, received data may have an expiration time, particularly in critical situations such as rescue operations, natural disasters, or the military. Age of Information (AoI) is a metric that measures the freshness of received packets to specify the validity period of information. In addition, it is necessary to guarantee the privacy of confidential information transmission through air-to-ground links against eavesdroppers. This paper investigates UAV-assisted covert communication to ","authors_text":"Ali Nazari, Paeiz Azmi, Shima Salar Hosseini","cross_cats":["cs.IT","cs.SY","math.IT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SY","submitted_at":"2024-11-19T07:57:04Z","title":"Age of Information Minimization in UAV-Assisted Covert Communication: Trajectory and Beamforming Design"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2411.12312","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":"sha256:438375c3ac7698189c8e520f1aba164dbef3dfddad6598c1cf6649fff0fcef5b","target":"record","created_at":"2026-07-05T09:37:19Z","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":"71144aa83fdc45508aa5025e0162c96a71150426d1c00d5d3eb1595e5c3a7889","cross_cats_sorted":["cs.IT","cs.SY","math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SY","submitted_at":"2024-11-19T07:57:04Z","title_canon_sha256":"5e00d049315825c783a728622560bb9309c37aa3caa368c24238ded4d90c8767"},"schema_version":"1.0","source":{"id":"2411.12312","kind":"arxiv","version":1}},"canonical_sha256":"95bf712107421a4addaddaccf8e1e1e4ee0851fcc63fd280ee5294db7f726898","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"95bf712107421a4addaddaccf8e1e1e4ee0851fcc63fd280ee5294db7f726898","first_computed_at":"2026-07-05T09:37:19.386754Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:37:19.386754Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"osi8k33YHB/HB00mo046txOCG4rq2/qHhea7YQh3ZmUdDgE6I9ky/RUUaVmXegf34SwH5UqOQcWuXG6V1bGbCg==","signature_status":"signed_v1","signed_at":"2026-07-05T09:37:19.387188Z","signed_message":"canonical_sha256_bytes"},"source_id":"2411.12312","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:438375c3ac7698189c8e520f1aba164dbef3dfddad6598c1cf6649fff0fcef5b","sha256:5183f45fd9ae4d48737b31967430ad8d76ba050f488d61292cb30da966c691b5"],"state_sha256":"e243e2a55af2cbc10261407c6d378890f9413ee8debf3b3d641c9ce3f17f0b17"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LS6AzhU04lBN2cRHuxNJA+7/bLy72xKf/L3zLrE22YiwiMjRN0iKn7wNmtiACSMvjVhsrVYbKlCVFkfqUB6ODQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T19:33:15.790694Z","bundle_sha256":"703153716c91adaa7a65cc6ea5a73c8c3060c6c8966c548ecc6f20dc7d2b9e7f"}}