{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:RHNCWMJB57AXI4S3ZAOZSYXAYY","short_pith_number":"pith:RHNCWMJB","canonical_record":{"source":{"id":"1705.09771","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.IT","submitted_at":"2017-05-27T06:08:26Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"a8ac8424c45b8665fd352b800e92278df522735c78c5e5694ce0df90cf8034d4","abstract_canon_sha256":"6e67c8b94cf40c551be0a65a3ef7af4426266cc78c0ce899cebfc1bc5f5ea6dc"},"schema_version":"1.0"},"canonical_sha256":"89da2b3121efc174725bc81d9962e0c60b57e0807647a0af424713d99d0f65a6","source":{"kind":"arxiv","id":"1705.09771","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1705.09771","created_at":"2026-05-17T23:57:44Z"},{"alias_kind":"arxiv_version","alias_value":"1705.09771v1","created_at":"2026-05-17T23:57:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.09771","created_at":"2026-05-17T23:57:44Z"},{"alias_kind":"pith_short_12","alias_value":"RHNCWMJB57AX","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_16","alias_value":"RHNCWMJB57AXI4S3","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_8","alias_value":"RHNCWMJB","created_at":"2026-05-18T12:31:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:RHNCWMJB57AXI4S3ZAOZSYXAYY","target":"record","payload":{"canonical_record":{"source":{"id":"1705.09771","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.IT","submitted_at":"2017-05-27T06:08:26Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"a8ac8424c45b8665fd352b800e92278df522735c78c5e5694ce0df90cf8034d4","abstract_canon_sha256":"6e67c8b94cf40c551be0a65a3ef7af4426266cc78c0ce899cebfc1bc5f5ea6dc"},"schema_version":"1.0"},"canonical_sha256":"89da2b3121efc174725bc81d9962e0c60b57e0807647a0af424713d99d0f65a6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:57:44.566538Z","signature_b64":"VWHYOOMM7Z5Jk9Fssf3rHVRFPGwzcmL/V3cFBxSiVDq4w9WlzNUVWXx0l0JtwPNoXZ4KfDm5YYGSU+zFmEJyAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"89da2b3121efc174725bc81d9962e0c60b57e0807647a0af424713d99d0f65a6","last_reissued_at":"2026-05-17T23:57:44.565882Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:57:44.565882Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1705.09771","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":"2026-05-17T23:57:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dVB7L/rFMfrvr/ydvF3vYCGObU/G8lM2bDL3Q1ywpdhfd55/ofMBjs2lwpJXudpOI0pdVGowGZo1vTHVQdMdAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T04:21:51.792886Z"},"content_sha256":"9190f45ab4b6a6c9d049fe2ab41b0f7bff2ea83dc6a83fdd5dfcd6f2b44c0398","schema_version":"1.0","event_id":"sha256:9190f45ab4b6a6c9d049fe2ab41b0f7bff2ea83dc6a83fdd5dfcd6f2b44c0398"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:RHNCWMJB57AXI4S3ZAOZSYXAYY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Indoor Mobile Coverage Problem Using UAVs","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Abdallah Khreishah, Hazim Shakhatreh, Issa Khalil","submitted_at":"2017-05-27T06:08:26Z","abstract_excerpt":"Unmanned aerial vehicles (UAVs) can be used as aerial wireless base stations when cellular networks are not operational due to natural disasters. They can also be used to supplement the ground base station in order to provide better coverage and higher data rates for the users. Prior studies on UAV based wireless coverage typically consider an Air-to-Ground path loss model, which assumes that the users are outdoor and located on a 2D plane. In this paper, we propose using UAVs to provide wireless coverage for indoor users inside a high-rise building. First, we present realistic Outdoor-Indoor "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.09771","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":"2026-05-17T23:57:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yVpdvgaMXeziz7d5xAfXT1LuMqC65osOgF683hC3VGxFw2F4hY1Yk26Bk367fR3kJsQ9JpiYiQal/Eg061u+Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T04:21:51.793275Z"},"content_sha256":"e570913551f2f86e62e8376121358f47305a415705bbe235237da54596ea8f9a","schema_version":"1.0","event_id":"sha256:e570913551f2f86e62e8376121358f47305a415705bbe235237da54596ea8f9a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RHNCWMJB57AXI4S3ZAOZSYXAYY/bundle.json","state_url":"https://pith.science/pith/RHNCWMJB57AXI4S3ZAOZSYXAYY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RHNCWMJB57AXI4S3ZAOZSYXAYY/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":"2026-06-04T04:21:51Z","links":{"resolver":"https://pith.science/pith/RHNCWMJB57AXI4S3ZAOZSYXAYY","bundle":"https://pith.science/pith/RHNCWMJB57AXI4S3ZAOZSYXAYY/bundle.json","state":"https://pith.science/pith/RHNCWMJB57AXI4S3ZAOZSYXAYY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RHNCWMJB57AXI4S3ZAOZSYXAYY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:RHNCWMJB57AXI4S3ZAOZSYXAYY","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":"6e67c8b94cf40c551be0a65a3ef7af4426266cc78c0ce899cebfc1bc5f5ea6dc","cross_cats_sorted":["math.IT"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.IT","submitted_at":"2017-05-27T06:08:26Z","title_canon_sha256":"a8ac8424c45b8665fd352b800e92278df522735c78c5e5694ce0df90cf8034d4"},"schema_version":"1.0","source":{"id":"1705.09771","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1705.09771","created_at":"2026-05-17T23:57:44Z"},{"alias_kind":"arxiv_version","alias_value":"1705.09771v1","created_at":"2026-05-17T23:57:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.09771","created_at":"2026-05-17T23:57:44Z"},{"alias_kind":"pith_short_12","alias_value":"RHNCWMJB57AX","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_16","alias_value":"RHNCWMJB57AXI4S3","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_8","alias_value":"RHNCWMJB","created_at":"2026-05-18T12:31:39Z"}],"graph_snapshots":[{"event_id":"sha256:e570913551f2f86e62e8376121358f47305a415705bbe235237da54596ea8f9a","target":"graph","created_at":"2026-05-17T23:57:44Z","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":"Unmanned aerial vehicles (UAVs) can be used as aerial wireless base stations when cellular networks are not operational due to natural disasters. They can also be used to supplement the ground base station in order to provide better coverage and higher data rates for the users. Prior studies on UAV based wireless coverage typically consider an Air-to-Ground path loss model, which assumes that the users are outdoor and located on a 2D plane. In this paper, we propose using UAVs to provide wireless coverage for indoor users inside a high-rise building. First, we present realistic Outdoor-Indoor ","authors_text":"Abdallah Khreishah, Hazim Shakhatreh, Issa Khalil","cross_cats":["math.IT"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.IT","submitted_at":"2017-05-27T06:08:26Z","title":"The Indoor Mobile Coverage Problem Using UAVs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.09771","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":"sha256:9190f45ab4b6a6c9d049fe2ab41b0f7bff2ea83dc6a83fdd5dfcd6f2b44c0398","target":"record","created_at":"2026-05-17T23:57:44Z","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":"6e67c8b94cf40c551be0a65a3ef7af4426266cc78c0ce899cebfc1bc5f5ea6dc","cross_cats_sorted":["math.IT"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.IT","submitted_at":"2017-05-27T06:08:26Z","title_canon_sha256":"a8ac8424c45b8665fd352b800e92278df522735c78c5e5694ce0df90cf8034d4"},"schema_version":"1.0","source":{"id":"1705.09771","kind":"arxiv","version":1}},"canonical_sha256":"89da2b3121efc174725bc81d9962e0c60b57e0807647a0af424713d99d0f65a6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"89da2b3121efc174725bc81d9962e0c60b57e0807647a0af424713d99d0f65a6","first_computed_at":"2026-05-17T23:57:44.565882Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:57:44.565882Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VWHYOOMM7Z5Jk9Fssf3rHVRFPGwzcmL/V3cFBxSiVDq4w9WlzNUVWXx0l0JtwPNoXZ4KfDm5YYGSU+zFmEJyAA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:57:44.566538Z","signed_message":"canonical_sha256_bytes"},"source_id":"1705.09771","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9190f45ab4b6a6c9d049fe2ab41b0f7bff2ea83dc6a83fdd5dfcd6f2b44c0398","sha256:e570913551f2f86e62e8376121358f47305a415705bbe235237da54596ea8f9a"],"state_sha256":"d798fa81b50431337a31883e27cd1e57291979b3dd3cf0f30b8c82166161de83"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aG+Qs+L7V+PKoeUZ5B5Qp8pT3tljuPaieosh7e3LskspxvSu1AtAY0qpkXUZf5Eht0WynCXMKUBecZDYToEQDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T04:21:51.795985Z","bundle_sha256":"7a361ba76b6eb1872a901a9d2a798144b40c88ce05987db4da66168d88e76af4"}}