{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:XG5HWQ2DZZCIX6Z5YV6V5QVDJT","short_pith_number":"pith:XG5HWQ2D","canonical_record":{"source":{"id":"1901.04106","kind":"arxiv","version":5},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2019-01-14T01:52:52Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"3cc1f062c9822b35a79704931f65189a055d10d36073b8186e13ae2b77497269","abstract_canon_sha256":"0bd56f40023d99e33d4b4174dc45ca11afb42a65804acd31a3a408b3d9108b7d"},"schema_version":"1.0"},"canonical_sha256":"b9ba7b4343ce448bfb3dc57d5ec2a34cf94af0045448274dc30f97bfd80d75b1","source":{"kind":"arxiv","id":"1901.04106","version":5},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.04106","created_at":"2026-05-17T23:46:45Z"},{"alias_kind":"arxiv_version","alias_value":"1901.04106v5","created_at":"2026-05-17T23:46:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.04106","created_at":"2026-05-17T23:46:45Z"},{"alias_kind":"pith_short_12","alias_value":"XG5HWQ2DZZCI","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_16","alias_value":"XG5HWQ2DZZCIX6Z5","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_8","alias_value":"XG5HWQ2D","created_at":"2026-05-18T12:33:33Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:XG5HWQ2DZZCIX6Z5YV6V5QVDJT","target":"record","payload":{"canonical_record":{"source":{"id":"1901.04106","kind":"arxiv","version":5},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2019-01-14T01:52:52Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"3cc1f062c9822b35a79704931f65189a055d10d36073b8186e13ae2b77497269","abstract_canon_sha256":"0bd56f40023d99e33d4b4174dc45ca11afb42a65804acd31a3a408b3d9108b7d"},"schema_version":"1.0"},"canonical_sha256":"b9ba7b4343ce448bfb3dc57d5ec2a34cf94af0045448274dc30f97bfd80d75b1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:46:45.813494Z","signature_b64":"JlE3DnDH2Mh6LHlRfLKKhWMPI5K298phixHEhXqenvDGGx/0mV4Hxm/QgEQeKN2+o3ne2OzZVBNG9RXVR5jtAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b9ba7b4343ce448bfb3dc57d5ec2a34cf94af0045448274dc30f97bfd80d75b1","last_reissued_at":"2026-05-17T23:46:45.812930Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:46:45.812930Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1901.04106","source_version":5,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:46:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"b72FCDIPb+cbD8GMm2YQhGZWNMWonv6PZ2mPYzNxYQEQzJP96fbM89/+x+G1hNxfHpYtVSJ1tL5AXTYpKfyQCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T16:32:36.403029Z"},"content_sha256":"ce938cee8200fecef3ec5b3077e64f7dd265048eb4904d84af06a027e342664c","schema_version":"1.0","event_id":"sha256:ce938cee8200fecef3ec5b3077e64f7dd265048eb4904d84af06a027e342664c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:XG5HWQ2DZZCIX6Z5YV6V5QVDJT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"3D Trajectory Optimization in Rician Fading for UAV-Enabled Data Harvesting","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Changsheng You, Rui Zhang","submitted_at":"2019-01-14T01:52:52Z","abstract_excerpt":"In this paper, we consider a UAV-enabled WSN where a flying UAV is employed to collect data from multiple sensor nodes (SNs). Our objective is to maximize the minimum average data collection rate from all SNs subject to a prescribed reliability constraint for each SN by jointly optimizing the UAV communication scheduling and three-dimensional (3D) trajectory. Different from the existing works that assume the simplified line-of-sight (LoS) UAV-ground channels, we consider the more practically accurate angle-dependent Rician fading channels between the UAV and SNs with the Rician factors determi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.04106","kind":"arxiv","version":5},"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":"2026-05-17T23:46:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zYNcAL+7qDlRQa0kWqO6wDpaTlS0IgZAsF2My1QnSW6AWbx8jsXzfNCC+I0Ps18UoBlwuBw5/L1bF36zstd4CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T16:32:36.403713Z"},"content_sha256":"bedbc28e1d300890b234385705eb18f5daf54b46614ade58dd0dbd79f5c98a35","schema_version":"1.0","event_id":"sha256:bedbc28e1d300890b234385705eb18f5daf54b46614ade58dd0dbd79f5c98a35"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XG5HWQ2DZZCIX6Z5YV6V5QVDJT/bundle.json","state_url":"https://pith.science/pith/XG5HWQ2DZZCIX6Z5YV6V5QVDJT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XG5HWQ2DZZCIX6Z5YV6V5QVDJT/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":"2026-05-28T16:32:36Z","links":{"resolver":"https://pith.science/pith/XG5HWQ2DZZCIX6Z5YV6V5QVDJT","bundle":"https://pith.science/pith/XG5HWQ2DZZCIX6Z5YV6V5QVDJT/bundle.json","state":"https://pith.science/pith/XG5HWQ2DZZCIX6Z5YV6V5QVDJT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XG5HWQ2DZZCIX6Z5YV6V5QVDJT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:XG5HWQ2DZZCIX6Z5YV6V5QVDJT","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":"0bd56f40023d99e33d4b4174dc45ca11afb42a65804acd31a3a408b3d9108b7d","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2019-01-14T01:52:52Z","title_canon_sha256":"3cc1f062c9822b35a79704931f65189a055d10d36073b8186e13ae2b77497269"},"schema_version":"1.0","source":{"id":"1901.04106","kind":"arxiv","version":5}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.04106","created_at":"2026-05-17T23:46:45Z"},{"alias_kind":"arxiv_version","alias_value":"1901.04106v5","created_at":"2026-05-17T23:46:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.04106","created_at":"2026-05-17T23:46:45Z"},{"alias_kind":"pith_short_12","alias_value":"XG5HWQ2DZZCI","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_16","alias_value":"XG5HWQ2DZZCIX6Z5","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_8","alias_value":"XG5HWQ2D","created_at":"2026-05-18T12:33:33Z"}],"graph_snapshots":[{"event_id":"sha256:bedbc28e1d300890b234385705eb18f5daf54b46614ade58dd0dbd79f5c98a35","target":"graph","created_at":"2026-05-17T23:46:45Z","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":"In this paper, we consider a UAV-enabled WSN where a flying UAV is employed to collect data from multiple sensor nodes (SNs). Our objective is to maximize the minimum average data collection rate from all SNs subject to a prescribed reliability constraint for each SN by jointly optimizing the UAV communication scheduling and three-dimensional (3D) trajectory. Different from the existing works that assume the simplified line-of-sight (LoS) UAV-ground channels, we consider the more practically accurate angle-dependent Rician fading channels between the UAV and SNs with the Rician factors determi","authors_text":"Changsheng You, Rui Zhang","cross_cats":["math.IT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2019-01-14T01:52:52Z","title":"3D Trajectory Optimization in Rician Fading for UAV-Enabled Data Harvesting"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.04106","kind":"arxiv","version":5},"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:ce938cee8200fecef3ec5b3077e64f7dd265048eb4904d84af06a027e342664c","target":"record","created_at":"2026-05-17T23:46:45Z","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":"0bd56f40023d99e33d4b4174dc45ca11afb42a65804acd31a3a408b3d9108b7d","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2019-01-14T01:52:52Z","title_canon_sha256":"3cc1f062c9822b35a79704931f65189a055d10d36073b8186e13ae2b77497269"},"schema_version":"1.0","source":{"id":"1901.04106","kind":"arxiv","version":5}},"canonical_sha256":"b9ba7b4343ce448bfb3dc57d5ec2a34cf94af0045448274dc30f97bfd80d75b1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b9ba7b4343ce448bfb3dc57d5ec2a34cf94af0045448274dc30f97bfd80d75b1","first_computed_at":"2026-05-17T23:46:45.812930Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:46:45.812930Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JlE3DnDH2Mh6LHlRfLKKhWMPI5K298phixHEhXqenvDGGx/0mV4Hxm/QgEQeKN2+o3ne2OzZVBNG9RXVR5jtAQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:46:45.813494Z","signed_message":"canonical_sha256_bytes"},"source_id":"1901.04106","source_kind":"arxiv","source_version":5}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ce938cee8200fecef3ec5b3077e64f7dd265048eb4904d84af06a027e342664c","sha256:bedbc28e1d300890b234385705eb18f5daf54b46614ade58dd0dbd79f5c98a35"],"state_sha256":"cbb2988cf050ea362a38b69dc7e5740a005073c31ac5659095a7d7c8b67da04e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8vnurYURF1o1i15ygTLxg6v2kV5z2womKMeau5rhMbamn81eMYg2+bZeZLgDTX+TWspzGVd0WtgOKPR6/IEpBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T16:32:36.407377Z","bundle_sha256":"03635526a3b4bb44624ba8bdb481da7ae1e8f711d7eb287420ec3d52ea5f65c2"}}