{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:RMWKCHEY5RBUZYE5UT5P3EBJIK","short_pith_number":"pith:RMWKCHEY","canonical_record":{"source":{"id":"1803.05684","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2018-03-15T10:47:35Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"88b16814ebc8fbb5b9f34fbb1be2da909b66bee30c923f282693e36c97a071c3","abstract_canon_sha256":"df71ca2b3ffe8e342f93d56466f5f230507977f4f3eacd44e278d1dbdfccfdc0"},"schema_version":"1.0"},"canonical_sha256":"8b2ca11c98ec434ce09da4fafd902942a4cd1e7eda887fb2dbf615cad025df85","source":{"kind":"arxiv","id":"1803.05684","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.05684","created_at":"2026-05-18T00:20:54Z"},{"alias_kind":"arxiv_version","alias_value":"1803.05684v1","created_at":"2026-05-18T00:20:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.05684","created_at":"2026-05-18T00:20:54Z"},{"alias_kind":"pith_short_12","alias_value":"RMWKCHEY5RBU","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_16","alias_value":"RMWKCHEY5RBUZYE5","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_8","alias_value":"RMWKCHEY","created_at":"2026-05-18T12:32:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:RMWKCHEY5RBUZYE5UT5P3EBJIK","target":"record","payload":{"canonical_record":{"source":{"id":"1803.05684","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2018-03-15T10:47:35Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"88b16814ebc8fbb5b9f34fbb1be2da909b66bee30c923f282693e36c97a071c3","abstract_canon_sha256":"df71ca2b3ffe8e342f93d56466f5f230507977f4f3eacd44e278d1dbdfccfdc0"},"schema_version":"1.0"},"canonical_sha256":"8b2ca11c98ec434ce09da4fafd902942a4cd1e7eda887fb2dbf615cad025df85","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:20:54.890908Z","signature_b64":"2YK/noAJbG9GZb18v73wqqtUWjMrRzHla9ntpp4YjkuqKYTtQ2ZHnxHzzIHoLcP8jFs5cQPPSM1L+i9yHMGMAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8b2ca11c98ec434ce09da4fafd902942a4cd1e7eda887fb2dbf615cad025df85","last_reissued_at":"2026-05-18T00:20:54.890330Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:20:54.890330Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1803.05684","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":"2026-05-18T00:20:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2SzJmaHjn2v/toDkSgPxAmZ3hlO5ljwiGO3W5REXKdMa3CYAjsezA1H+rmHqt+sETMjcoyzVWE+1ukCybbj2Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T04:14:20.630111Z"},"content_sha256":"4af2c1c098834b302fca473db2ed8f0e04e7b497ba228442e0e5bb2a27be0ecb","schema_version":"1.0","event_id":"sha256:4af2c1c098834b302fca473db2ed8f0e04e7b497ba228442e0e5bb2a27be0ecb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:RMWKCHEY5RBUZYE5UT5P3EBJIK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Some insights into the behaviour of millimetre wave spectrum on key 5G cellular KPIs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Javier Lorca, Miurel Tercero, Mythri Hunukumbure, Yue Wang","submitted_at":"2018-03-15T10:47:35Z","abstract_excerpt":"This invited paper discusses the challenging task of assessing the millmeter-wave spectrum for the use of 5G mobile systems. 3 key KPIs related to mobile systems, coverage, capacity and mobility are individually assessed and quantified with a simplistic figure of merit (FoM). The coverage and capacity KPIs are assessed through simulations while an analytical approach is developed for mobility. The key message is that the FoM degrades with the higher as the frequencies increase in this range. This indicates that there will be more challenges in deploying millimeter wave systems in higher freque"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.05684","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":"2026-05-18T00:20:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bk6vPJbPuAgSg8k3OxTDvJvgSRDS1ddJbzrI37a1gM17OqqNYB1MsxiIXbDj5bEHlTitU1kMWK9ykVUgANYlAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T04:14:20.630506Z"},"content_sha256":"7822d92c3d3ae5d82afdc480f1f24c0b34cd2414819d318f8ce744b8b6d26864","schema_version":"1.0","event_id":"sha256:7822d92c3d3ae5d82afdc480f1f24c0b34cd2414819d318f8ce744b8b6d26864"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RMWKCHEY5RBUZYE5UT5P3EBJIK/bundle.json","state_url":"https://pith.science/pith/RMWKCHEY5RBUZYE5UT5P3EBJIK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RMWKCHEY5RBUZYE5UT5P3EBJIK/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":"2026-05-25T04:14:20Z","links":{"resolver":"https://pith.science/pith/RMWKCHEY5RBUZYE5UT5P3EBJIK","bundle":"https://pith.science/pith/RMWKCHEY5RBUZYE5UT5P3EBJIK/bundle.json","state":"https://pith.science/pith/RMWKCHEY5RBUZYE5UT5P3EBJIK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RMWKCHEY5RBUZYE5UT5P3EBJIK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:RMWKCHEY5RBUZYE5UT5P3EBJIK","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":"df71ca2b3ffe8e342f93d56466f5f230507977f4f3eacd44e278d1dbdfccfdc0","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2018-03-15T10:47:35Z","title_canon_sha256":"88b16814ebc8fbb5b9f34fbb1be2da909b66bee30c923f282693e36c97a071c3"},"schema_version":"1.0","source":{"id":"1803.05684","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.05684","created_at":"2026-05-18T00:20:54Z"},{"alias_kind":"arxiv_version","alias_value":"1803.05684v1","created_at":"2026-05-18T00:20:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.05684","created_at":"2026-05-18T00:20:54Z"},{"alias_kind":"pith_short_12","alias_value":"RMWKCHEY5RBU","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_16","alias_value":"RMWKCHEY5RBUZYE5","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_8","alias_value":"RMWKCHEY","created_at":"2026-05-18T12:32:50Z"}],"graph_snapshots":[{"event_id":"sha256:7822d92c3d3ae5d82afdc480f1f24c0b34cd2414819d318f8ce744b8b6d26864","target":"graph","created_at":"2026-05-18T00:20:54Z","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":"This invited paper discusses the challenging task of assessing the millmeter-wave spectrum for the use of 5G mobile systems. 3 key KPIs related to mobile systems, coverage, capacity and mobility are individually assessed and quantified with a simplistic figure of merit (FoM). The coverage and capacity KPIs are assessed through simulations while an analytical approach is developed for mobility. The key message is that the FoM degrades with the higher as the frequencies increase in this range. This indicates that there will be more challenges in deploying millimeter wave systems in higher freque","authors_text":"Javier Lorca, Miurel Tercero, Mythri Hunukumbure, Yue Wang","cross_cats":["math.IT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2018-03-15T10:47:35Z","title":"Some insights into the behaviour of millimetre wave spectrum on key 5G cellular KPIs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.05684","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":"sha256:4af2c1c098834b302fca473db2ed8f0e04e7b497ba228442e0e5bb2a27be0ecb","target":"record","created_at":"2026-05-18T00:20:54Z","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":"df71ca2b3ffe8e342f93d56466f5f230507977f4f3eacd44e278d1dbdfccfdc0","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2018-03-15T10:47:35Z","title_canon_sha256":"88b16814ebc8fbb5b9f34fbb1be2da909b66bee30c923f282693e36c97a071c3"},"schema_version":"1.0","source":{"id":"1803.05684","kind":"arxiv","version":1}},"canonical_sha256":"8b2ca11c98ec434ce09da4fafd902942a4cd1e7eda887fb2dbf615cad025df85","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8b2ca11c98ec434ce09da4fafd902942a4cd1e7eda887fb2dbf615cad025df85","first_computed_at":"2026-05-18T00:20:54.890330Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:20:54.890330Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"2YK/noAJbG9GZb18v73wqqtUWjMrRzHla9ntpp4YjkuqKYTtQ2ZHnxHzzIHoLcP8jFs5cQPPSM1L+i9yHMGMAg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:20:54.890908Z","signed_message":"canonical_sha256_bytes"},"source_id":"1803.05684","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4af2c1c098834b302fca473db2ed8f0e04e7b497ba228442e0e5bb2a27be0ecb","sha256:7822d92c3d3ae5d82afdc480f1f24c0b34cd2414819d318f8ce744b8b6d26864"],"state_sha256":"186ea1912890409513addaa8a63bf7e4536583e32a5b7c68324812bd77615340"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"S2ZbNkeMqBpiS/uwy/Ju+2B/tIfNN/XGvoB6BZKGsdI+X7BlYY0Mqx7KG0ZCX8hb5/r/HjW5DKYtGwwZSOCQDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T04:14:20.638692Z","bundle_sha256":"f46313c8f4ed35a797e79e0454dca44b846f15b0af60ccdc5f7a97db5e30e20a"}}