{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:ADEZOTPGJLD6S3NKDRXKHSLIGO","short_pith_number":"pith:ADEZOTPG","canonical_record":{"source":{"id":"1801.09306","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2018-01-28T22:15:54Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"f6004ca2b2969efd95d967332a04ee66c9140f2f60e7219ef0ae7640b7b23dbd","abstract_canon_sha256":"61c792066933b2045105e1bcbf70314f3f0d758f02ca44c799376c0eb1c3afcf"},"schema_version":"1.0"},"canonical_sha256":"00c9974de64ac7e96daa1c6ea3c96833bcb9dae0a36724c05c105798ec13efab","source":{"kind":"arxiv","id":"1801.09306","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.09306","created_at":"2026-05-18T00:24:57Z"},{"alias_kind":"arxiv_version","alias_value":"1801.09306v1","created_at":"2026-05-18T00:24:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.09306","created_at":"2026-05-18T00:24:57Z"},{"alias_kind":"pith_short_12","alias_value":"ADEZOTPGJLD6","created_at":"2026-05-18T12:32:13Z"},{"alias_kind":"pith_short_16","alias_value":"ADEZOTPGJLD6S3NK","created_at":"2026-05-18T12:32:13Z"},{"alias_kind":"pith_short_8","alias_value":"ADEZOTPG","created_at":"2026-05-18T12:32:13Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:ADEZOTPGJLD6S3NKDRXKHSLIGO","target":"record","payload":{"canonical_record":{"source":{"id":"1801.09306","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2018-01-28T22:15:54Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"f6004ca2b2969efd95d967332a04ee66c9140f2f60e7219ef0ae7640b7b23dbd","abstract_canon_sha256":"61c792066933b2045105e1bcbf70314f3f0d758f02ca44c799376c0eb1c3afcf"},"schema_version":"1.0"},"canonical_sha256":"00c9974de64ac7e96daa1c6ea3c96833bcb9dae0a36724c05c105798ec13efab","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:24:57.871131Z","signature_b64":"mxQJIotKNPjAO0J0H5q+HkYXXbo/gel1/2OLR79nW+6w2QEuTLNJ3o3cG0XUMowHoDgTjFhLFoS8KC+4PkxACQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"00c9974de64ac7e96daa1c6ea3c96833bcb9dae0a36724c05c105798ec13efab","last_reissued_at":"2026-05-18T00:24:57.870522Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:24:57.870522Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1801.09306","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":"2026-05-18T00:24:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VrYrcm8CfPiS6BeCcu64swNVyQ/1oiRpApET2b1g4bcqc5MdatcvDOfG1l5OEIbB/wAO+XDgSab6trAn9aCmCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T20:05:02.222654Z"},"content_sha256":"dc1ef0b41ed14f82e7fec9135e6c92e550430a6c8297b714c32f30de4848ea0f","schema_version":"1.0","event_id":"sha256:dc1ef0b41ed14f82e7fec9135e6c92e550430a6c8297b714c32f30de4848ea0f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:ADEZOTPGJLD6S3NKDRXKHSLIGO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Optimal Beam Sweeping and Communication in Mobile Millimeter-Wave Networks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Muddassar Hussain, Nicolo Michelusi","submitted_at":"2018-01-28T22:15:54Z","abstract_excerpt":"Millimeter-wave (mm-wave) communications incur a high beam alignment cost in mobile scenarios such as vehicular networks. Therefore, an efficient beam alignment mechanism is required to mitigate the resulting overhead. In this paper, a one-dimensional mobility model is proposed where a mobile user (MU), such as a vehicle, moves along a straight road with time-varying and random speed, and communicates with base stations (BSs) located on the roadside over the mm-wave band. To compensate for location uncertainty, the BS widens its transmission beam and, when a critical beamwidth is achieved, it "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.09306","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":"2026-05-18T00:24:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"X2ZE3tgzzKLzsX7v3qPz53MoxTAY+ndoOE3NdsgZvemTQOtOgxQJHHoStctsdXNtqm/NrQ05t+jWPfDRWEktAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T20:05:02.223271Z"},"content_sha256":"c288897427a46c5791ec93a19795695a24e0014227389fa4c717fc8ae2ead4d3","schema_version":"1.0","event_id":"sha256:c288897427a46c5791ec93a19795695a24e0014227389fa4c717fc8ae2ead4d3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ADEZOTPGJLD6S3NKDRXKHSLIGO/bundle.json","state_url":"https://pith.science/pith/ADEZOTPGJLD6S3NKDRXKHSLIGO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ADEZOTPGJLD6S3NKDRXKHSLIGO/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":"2026-05-28T20:05:02Z","links":{"resolver":"https://pith.science/pith/ADEZOTPGJLD6S3NKDRXKHSLIGO","bundle":"https://pith.science/pith/ADEZOTPGJLD6S3NKDRXKHSLIGO/bundle.json","state":"https://pith.science/pith/ADEZOTPGJLD6S3NKDRXKHSLIGO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ADEZOTPGJLD6S3NKDRXKHSLIGO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:ADEZOTPGJLD6S3NKDRXKHSLIGO","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":"61c792066933b2045105e1bcbf70314f3f0d758f02ca44c799376c0eb1c3afcf","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2018-01-28T22:15:54Z","title_canon_sha256":"f6004ca2b2969efd95d967332a04ee66c9140f2f60e7219ef0ae7640b7b23dbd"},"schema_version":"1.0","source":{"id":"1801.09306","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.09306","created_at":"2026-05-18T00:24:57Z"},{"alias_kind":"arxiv_version","alias_value":"1801.09306v1","created_at":"2026-05-18T00:24:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.09306","created_at":"2026-05-18T00:24:57Z"},{"alias_kind":"pith_short_12","alias_value":"ADEZOTPGJLD6","created_at":"2026-05-18T12:32:13Z"},{"alias_kind":"pith_short_16","alias_value":"ADEZOTPGJLD6S3NK","created_at":"2026-05-18T12:32:13Z"},{"alias_kind":"pith_short_8","alias_value":"ADEZOTPG","created_at":"2026-05-18T12:32:13Z"}],"graph_snapshots":[{"event_id":"sha256:c288897427a46c5791ec93a19795695a24e0014227389fa4c717fc8ae2ead4d3","target":"graph","created_at":"2026-05-18T00:24:57Z","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":"Millimeter-wave (mm-wave) communications incur a high beam alignment cost in mobile scenarios such as vehicular networks. Therefore, an efficient beam alignment mechanism is required to mitigate the resulting overhead. In this paper, a one-dimensional mobility model is proposed where a mobile user (MU), such as a vehicle, moves along a straight road with time-varying and random speed, and communicates with base stations (BSs) located on the roadside over the mm-wave band. To compensate for location uncertainty, the BS widens its transmission beam and, when a critical beamwidth is achieved, it ","authors_text":"Muddassar Hussain, Nicolo Michelusi","cross_cats":["math.IT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2018-01-28T22:15:54Z","title":"Optimal Beam Sweeping and Communication in Mobile Millimeter-Wave Networks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.09306","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:dc1ef0b41ed14f82e7fec9135e6c92e550430a6c8297b714c32f30de4848ea0f","target":"record","created_at":"2026-05-18T00:24:57Z","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":"61c792066933b2045105e1bcbf70314f3f0d758f02ca44c799376c0eb1c3afcf","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2018-01-28T22:15:54Z","title_canon_sha256":"f6004ca2b2969efd95d967332a04ee66c9140f2f60e7219ef0ae7640b7b23dbd"},"schema_version":"1.0","source":{"id":"1801.09306","kind":"arxiv","version":1}},"canonical_sha256":"00c9974de64ac7e96daa1c6ea3c96833bcb9dae0a36724c05c105798ec13efab","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"00c9974de64ac7e96daa1c6ea3c96833bcb9dae0a36724c05c105798ec13efab","first_computed_at":"2026-05-18T00:24:57.870522Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:24:57.870522Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"mxQJIotKNPjAO0J0H5q+HkYXXbo/gel1/2OLR79nW+6w2QEuTLNJ3o3cG0XUMowHoDgTjFhLFoS8KC+4PkxACQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:24:57.871131Z","signed_message":"canonical_sha256_bytes"},"source_id":"1801.09306","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dc1ef0b41ed14f82e7fec9135e6c92e550430a6c8297b714c32f30de4848ea0f","sha256:c288897427a46c5791ec93a19795695a24e0014227389fa4c717fc8ae2ead4d3"],"state_sha256":"f21ea2c04fd9c9b07f37b3ac6f5f8680f02bc5bf9b7cffafb98b22fc974eb5df"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"A3p2/62wNVD2h7lZ3BpR+NOUvlfEcnI5kGrhWxvHAkv5etsnltm2dbUSxF8xNJS1r9+3SIr3LVX7ivG2wURdAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T20:05:02.226133Z","bundle_sha256":"d6f9385bfccbf99fd6d640505c9e7815e7ea43abc07d0c782a6b8347ccd474a2"}}