{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:ZME7TS4KWQV3RVUBNOI2QPHLUG","short_pith_number":"pith:ZME7TS4K","canonical_record":{"source":{"id":"1905.01477","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2019-05-04T11:33:00Z","cross_cats_sorted":[],"title_canon_sha256":"ed71e63d1ab5e7b3cdffd7c5dde6eac66736d728b0c6fe618cba38b0d67b90ad","abstract_canon_sha256":"c91e79f88f95a7ec5a9afe3efef7f9381001c3f4f95e5f876ebea357bf9fbfe4"},"schema_version":"1.0"},"canonical_sha256":"cb09f9cb8ab42bb8d6816b91a83ceba18d0dcfa3d026bc7c81520f32cdb7a3e8","source":{"kind":"arxiv","id":"1905.01477","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1905.01477","created_at":"2026-05-17T23:46:58Z"},{"alias_kind":"arxiv_version","alias_value":"1905.01477v1","created_at":"2026-05-17T23:46:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1905.01477","created_at":"2026-05-17T23:46:58Z"},{"alias_kind":"pith_short_12","alias_value":"ZME7TS4KWQV3","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_16","alias_value":"ZME7TS4KWQV3RVUB","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_8","alias_value":"ZME7TS4K","created_at":"2026-05-18T12:33:33Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:ZME7TS4KWQV3RVUBNOI2QPHLUG","target":"record","payload":{"canonical_record":{"source":{"id":"1905.01477","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2019-05-04T11:33:00Z","cross_cats_sorted":[],"title_canon_sha256":"ed71e63d1ab5e7b3cdffd7c5dde6eac66736d728b0c6fe618cba38b0d67b90ad","abstract_canon_sha256":"c91e79f88f95a7ec5a9afe3efef7f9381001c3f4f95e5f876ebea357bf9fbfe4"},"schema_version":"1.0"},"canonical_sha256":"cb09f9cb8ab42bb8d6816b91a83ceba18d0dcfa3d026bc7c81520f32cdb7a3e8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:46:58.439271Z","signature_b64":"NxJrL+bqgUIMkqIJZBIu2A5EyKdfh0mXCkNqhY0oVpHioeHds2y54SnaPaWT7U1ndjtJ7ExG/3bJkchIOP9/BQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cb09f9cb8ab42bb8d6816b91a83ceba18d0dcfa3d026bc7c81520f32cdb7a3e8","last_reissued_at":"2026-05-17T23:46:58.438559Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:46:58.438559Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1905.01477","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":"2026-05-17T23:46:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zKol4pnXC0pY3iYS276YkmStQNgNU1cIAy/DZR2Wy4GyxP21MCvhGmhqQp8H0K68W4yGfkACutkNxjEceeuTBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T21:48:06.944076Z"},"content_sha256":"20fcae90d583b10384977ca2c1e3ac46e5bc86f5f980545c0326c7cefc19320b","schema_version":"1.0","event_id":"sha256:20fcae90d583b10384977ca2c1e3ac46e5bc86f5f980545c0326c7cefc19320b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:ZME7TS4KWQV3RVUBNOI2QPHLUG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Analytical Channel Models for Millimeter Wave UAV Networks under Hovering Fluctuations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"eess.SP","authors_text":"Hossein Safi, Mohammad Taghi Dabiri, Saeedeh Parsaeefard, Walid Saad","submitted_at":"2019-05-04T11:33:00Z","abstract_excerpt":"The integration of unmanned aerial vehicles (UAVs) and millimeter wave (mmWave) wireless systems has been recently proposed to provide high data rate aerial links for next generation wireless networks. However, establishing UAV-based mmWave links is quite challenging due to the random fluctuations of hovering UAVs which can induce antenna gain mismatch between transmitter and receiver. To assess the benefit of UAV-based mmWave links, in this paper, tractable, closed-form statistical channel models are derived for three UAV communication scenarios: (i) a direct UAV-to-UAV link, (ii) an aerial r"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1905.01477","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":""},"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":"2026-05-17T23:46:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7DMytMEoA94hYRKlp7ZAodXH8RwwMrUNCNCEnigeomRGcTgk/MuKh6ZBQs0DnhjMLi7Lqxt7XY6hr57klFybBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T21:48:06.944738Z"},"content_sha256":"2b387ca1370da604848ea5a1793045af53353c013c0fd9e8983f4ac531606f89","schema_version":"1.0","event_id":"sha256:2b387ca1370da604848ea5a1793045af53353c013c0fd9e8983f4ac531606f89"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZME7TS4KWQV3RVUBNOI2QPHLUG/bundle.json","state_url":"https://pith.science/pith/ZME7TS4KWQV3RVUBNOI2QPHLUG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZME7TS4KWQV3RVUBNOI2QPHLUG/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":"2026-05-28T21:48:06Z","links":{"resolver":"https://pith.science/pith/ZME7TS4KWQV3RVUBNOI2QPHLUG","bundle":"https://pith.science/pith/ZME7TS4KWQV3RVUBNOI2QPHLUG/bundle.json","state":"https://pith.science/pith/ZME7TS4KWQV3RVUBNOI2QPHLUG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZME7TS4KWQV3RVUBNOI2QPHLUG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:ZME7TS4KWQV3RVUBNOI2QPHLUG","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":"c91e79f88f95a7ec5a9afe3efef7f9381001c3f4f95e5f876ebea357bf9fbfe4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2019-05-04T11:33:00Z","title_canon_sha256":"ed71e63d1ab5e7b3cdffd7c5dde6eac66736d728b0c6fe618cba38b0d67b90ad"},"schema_version":"1.0","source":{"id":"1905.01477","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1905.01477","created_at":"2026-05-17T23:46:58Z"},{"alias_kind":"arxiv_version","alias_value":"1905.01477v1","created_at":"2026-05-17T23:46:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1905.01477","created_at":"2026-05-17T23:46:58Z"},{"alias_kind":"pith_short_12","alias_value":"ZME7TS4KWQV3","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_16","alias_value":"ZME7TS4KWQV3RVUB","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_8","alias_value":"ZME7TS4K","created_at":"2026-05-18T12:33:33Z"}],"graph_snapshots":[{"event_id":"sha256:2b387ca1370da604848ea5a1793045af53353c013c0fd9e8983f4ac531606f89","target":"graph","created_at":"2026-05-17T23:46:58Z","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":"The integration of unmanned aerial vehicles (UAVs) and millimeter wave (mmWave) wireless systems has been recently proposed to provide high data rate aerial links for next generation wireless networks. However, establishing UAV-based mmWave links is quite challenging due to the random fluctuations of hovering UAVs which can induce antenna gain mismatch between transmitter and receiver. To assess the benefit of UAV-based mmWave links, in this paper, tractable, closed-form statistical channel models are derived for three UAV communication scenarios: (i) a direct UAV-to-UAV link, (ii) an aerial r","authors_text":"Hossein Safi, Mohammad Taghi Dabiri, Saeedeh Parsaeefard, Walid Saad","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2019-05-04T11:33:00Z","title":"Analytical Channel Models for Millimeter Wave UAV Networks under Hovering Fluctuations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1905.01477","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":"sha256:20fcae90d583b10384977ca2c1e3ac46e5bc86f5f980545c0326c7cefc19320b","target":"record","created_at":"2026-05-17T23:46:58Z","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":"c91e79f88f95a7ec5a9afe3efef7f9381001c3f4f95e5f876ebea357bf9fbfe4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2019-05-04T11:33:00Z","title_canon_sha256":"ed71e63d1ab5e7b3cdffd7c5dde6eac66736d728b0c6fe618cba38b0d67b90ad"},"schema_version":"1.0","source":{"id":"1905.01477","kind":"arxiv","version":1}},"canonical_sha256":"cb09f9cb8ab42bb8d6816b91a83ceba18d0dcfa3d026bc7c81520f32cdb7a3e8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cb09f9cb8ab42bb8d6816b91a83ceba18d0dcfa3d026bc7c81520f32cdb7a3e8","first_computed_at":"2026-05-17T23:46:58.438559Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:46:58.438559Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NxJrL+bqgUIMkqIJZBIu2A5EyKdfh0mXCkNqhY0oVpHioeHds2y54SnaPaWT7U1ndjtJ7ExG/3bJkchIOP9/BQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:46:58.439271Z","signed_message":"canonical_sha256_bytes"},"source_id":"1905.01477","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:20fcae90d583b10384977ca2c1e3ac46e5bc86f5f980545c0326c7cefc19320b","sha256:2b387ca1370da604848ea5a1793045af53353c013c0fd9e8983f4ac531606f89"],"state_sha256":"5068da74c5a6901430807ec6a1ac59989789813cc6a06e5ab2809f9d7026fec9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gdU/7nd6tdcG5coHcH509b8cQPN/cy9LoWnF4QlXsI/ZNMBwbHAusFNsno5bWOj4zYckq33P2kzmu4gTPpidBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T21:48:06.948159Z","bundle_sha256":"616290704e83d8ce19f14ea657224b4e37e231b46be368ebba322b476e55d23f"}}