{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:VXG6URJGWZTWLFD4DSCYUHKTGQ","short_pith_number":"pith:VXG6URJG","canonical_record":{"source":{"id":"1808.09154","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2018-08-28T07:48:32Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"f1c9d253747777b774df142cf67a140479c710a02bb5ab097367e3a51390794a","abstract_canon_sha256":"70519072e0fd9478462334e5b2629ef8326e49c3595c870c08e62c171c7ea8c4"},"schema_version":"1.0"},"canonical_sha256":"adcdea4526b66765947c1c858a1d5334097bc74fed4c1421a2ceb1c48e536ee6","source":{"kind":"arxiv","id":"1808.09154","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1808.09154","created_at":"2026-05-18T00:07:02Z"},{"alias_kind":"arxiv_version","alias_value":"1808.09154v1","created_at":"2026-05-18T00:07:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1808.09154","created_at":"2026-05-18T00:07:02Z"},{"alias_kind":"pith_short_12","alias_value":"VXG6URJGWZTW","created_at":"2026-05-18T12:32:59Z"},{"alias_kind":"pith_short_16","alias_value":"VXG6URJGWZTWLFD4","created_at":"2026-05-18T12:32:59Z"},{"alias_kind":"pith_short_8","alias_value":"VXG6URJG","created_at":"2026-05-18T12:32:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:VXG6URJGWZTWLFD4DSCYUHKTGQ","target":"record","payload":{"canonical_record":{"source":{"id":"1808.09154","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2018-08-28T07:48:32Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"f1c9d253747777b774df142cf67a140479c710a02bb5ab097367e3a51390794a","abstract_canon_sha256":"70519072e0fd9478462334e5b2629ef8326e49c3595c870c08e62c171c7ea8c4"},"schema_version":"1.0"},"canonical_sha256":"adcdea4526b66765947c1c858a1d5334097bc74fed4c1421a2ceb1c48e536ee6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:07:02.228593Z","signature_b64":"uUTscc1fwP70WF8DA4ye1TJJrrS4CPY55NR7MA49LF6SQ4PhJHmdW1jnSK1jolGkcEO2nNRng1igZ+PrvFa6DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"adcdea4526b66765947c1c858a1d5334097bc74fed4c1421a2ceb1c48e536ee6","last_reissued_at":"2026-05-18T00:07:02.227936Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:07:02.227936Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1808.09154","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":"2026-05-18T00:07:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NfInpQMa4CYTtyAfDY21sB5e/IOjyYoVGeNZgWTtA4RP9DpHP1F3J3Zw22HEq4AkifSA39Uz7WLaejQwLOpQCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T13:09:27.207496Z"},"content_sha256":"73d3b7eb8aac70741fdc1c36126ec3bd7a7135000a3f5ef32a62637530f46678","schema_version":"1.0","event_id":"sha256:73d3b7eb8aac70741fdc1c36126ec3bd7a7135000a3f5ef32a62637530f46678"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:VXG6URJGWZTWLFD4DSCYUHKTGQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"MIMO-OFDM Scheme design for Medium Voltage Underground Cables based Power Line Communication","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Fan Wei, Fuyong Zheng, Kai Wan, Mengyuan Cheng, Yongpeng Wu","submitted_at":"2018-08-28T07:48:32Z","abstract_excerpt":"Power line communication (PLC) provides intelligent electrical functions such as power quality measurement, fault surveys, and remote control of electrical network. However, most of research works have been done in low voltage (LV) scenario due to the fast development of in-home PLC. The aim of this paper is to design a MIMO-OFDM based transmission link under medium voltage (MV) underground power line channel and evaluate the performance. The MIMO channel is modeled as a modified multipath model in the presence of impulsive noise and background noise. Unlike most literatures on MIMO power line"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1808.09154","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":"2026-05-18T00:07:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xHAZ9DJewNBS9+AmjnCNBe8g48iOkg4qbQgXXlSgW2OZ27mhgXq6NF18LJSIl1r++4X509bWXrv/LDvgt0c5BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T13:09:27.208122Z"},"content_sha256":"80198237e1ee7c47418b093ef399f829f97fe49da88536f26fc99904bf0ea0a8","schema_version":"1.0","event_id":"sha256:80198237e1ee7c47418b093ef399f829f97fe49da88536f26fc99904bf0ea0a8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VXG6URJGWZTWLFD4DSCYUHKTGQ/bundle.json","state_url":"https://pith.science/pith/VXG6URJGWZTWLFD4DSCYUHKTGQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VXG6URJGWZTWLFD4DSCYUHKTGQ/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":"2026-06-08T13:09:27Z","links":{"resolver":"https://pith.science/pith/VXG6URJGWZTWLFD4DSCYUHKTGQ","bundle":"https://pith.science/pith/VXG6URJGWZTWLFD4DSCYUHKTGQ/bundle.json","state":"https://pith.science/pith/VXG6URJGWZTWLFD4DSCYUHKTGQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VXG6URJGWZTWLFD4DSCYUHKTGQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:VXG6URJGWZTWLFD4DSCYUHKTGQ","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":"70519072e0fd9478462334e5b2629ef8326e49c3595c870c08e62c171c7ea8c4","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2018-08-28T07:48:32Z","title_canon_sha256":"f1c9d253747777b774df142cf67a140479c710a02bb5ab097367e3a51390794a"},"schema_version":"1.0","source":{"id":"1808.09154","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1808.09154","created_at":"2026-05-18T00:07:02Z"},{"alias_kind":"arxiv_version","alias_value":"1808.09154v1","created_at":"2026-05-18T00:07:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1808.09154","created_at":"2026-05-18T00:07:02Z"},{"alias_kind":"pith_short_12","alias_value":"VXG6URJGWZTW","created_at":"2026-05-18T12:32:59Z"},{"alias_kind":"pith_short_16","alias_value":"VXG6URJGWZTWLFD4","created_at":"2026-05-18T12:32:59Z"},{"alias_kind":"pith_short_8","alias_value":"VXG6URJG","created_at":"2026-05-18T12:32:59Z"}],"graph_snapshots":[{"event_id":"sha256:80198237e1ee7c47418b093ef399f829f97fe49da88536f26fc99904bf0ea0a8","target":"graph","created_at":"2026-05-18T00:07:02Z","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":"Power line communication (PLC) provides intelligent electrical functions such as power quality measurement, fault surveys, and remote control of electrical network. However, most of research works have been done in low voltage (LV) scenario due to the fast development of in-home PLC. The aim of this paper is to design a MIMO-OFDM based transmission link under medium voltage (MV) underground power line channel and evaluate the performance. The MIMO channel is modeled as a modified multipath model in the presence of impulsive noise and background noise. Unlike most literatures on MIMO power line","authors_text":"Fan Wei, Fuyong Zheng, Kai Wan, Mengyuan Cheng, Yongpeng Wu","cross_cats":["math.IT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2018-08-28T07:48:32Z","title":"MIMO-OFDM Scheme design for Medium Voltage Underground Cables based Power Line Communication"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1808.09154","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":"sha256:73d3b7eb8aac70741fdc1c36126ec3bd7a7135000a3f5ef32a62637530f46678","target":"record","created_at":"2026-05-18T00:07:02Z","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":"70519072e0fd9478462334e5b2629ef8326e49c3595c870c08e62c171c7ea8c4","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2018-08-28T07:48:32Z","title_canon_sha256":"f1c9d253747777b774df142cf67a140479c710a02bb5ab097367e3a51390794a"},"schema_version":"1.0","source":{"id":"1808.09154","kind":"arxiv","version":1}},"canonical_sha256":"adcdea4526b66765947c1c858a1d5334097bc74fed4c1421a2ceb1c48e536ee6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"adcdea4526b66765947c1c858a1d5334097bc74fed4c1421a2ceb1c48e536ee6","first_computed_at":"2026-05-18T00:07:02.227936Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:07:02.227936Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"uUTscc1fwP70WF8DA4ye1TJJrrS4CPY55NR7MA49LF6SQ4PhJHmdW1jnSK1jolGkcEO2nNRng1igZ+PrvFa6DA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:07:02.228593Z","signed_message":"canonical_sha256_bytes"},"source_id":"1808.09154","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:73d3b7eb8aac70741fdc1c36126ec3bd7a7135000a3f5ef32a62637530f46678","sha256:80198237e1ee7c47418b093ef399f829f97fe49da88536f26fc99904bf0ea0a8"],"state_sha256":"e11d246a770aab24c714e34073053d75d2c6b6ebe1d32af96f4b4696b52544ef"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"H5vyUo8k+4TaF73vqhU/dX1eA7HEwVHuzDnRmXMowVCpv8PdI8xuG0o+WckDsDfx3qVGxlNzt9TwcvUOwjI5AQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T13:09:27.211294Z","bundle_sha256":"589add8b948bbd6e8900136c4292cb439712b94cb673592716eac6fb030ec5eb"}}