{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:CXQCPYONLFVEND6KZ5TKSV65JU","short_pith_number":"pith:CXQCPYON","canonical_record":{"source":{"id":"1901.04058","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2019-01-13T20:46:48Z","cross_cats_sorted":[],"title_canon_sha256":"294b33a5ffe03eb1d32afd0365229ee03afa80b646f776381440c6cf6c5884a1","abstract_canon_sha256":"31b4856ab0e8e038df585ff2f55de8484c704706e3b6c6c5c385ff2c4faa208b"},"schema_version":"1.0"},"canonical_sha256":"15e027e1cd596a468fcacf66a957dd4d2f81ebefb9a974fb559563d249b08777","source":{"kind":"arxiv","id":"1901.04058","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.04058","created_at":"2026-05-17T23:56:26Z"},{"alias_kind":"arxiv_version","alias_value":"1901.04058v1","created_at":"2026-05-17T23:56:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.04058","created_at":"2026-05-17T23:56:26Z"},{"alias_kind":"pith_short_12","alias_value":"CXQCPYONLFVE","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_16","alias_value":"CXQCPYONLFVEND6K","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_8","alias_value":"CXQCPYON","created_at":"2026-05-18T12:33:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:CXQCPYONLFVEND6KZ5TKSV65JU","target":"record","payload":{"canonical_record":{"source":{"id":"1901.04058","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2019-01-13T20:46:48Z","cross_cats_sorted":[],"title_canon_sha256":"294b33a5ffe03eb1d32afd0365229ee03afa80b646f776381440c6cf6c5884a1","abstract_canon_sha256":"31b4856ab0e8e038df585ff2f55de8484c704706e3b6c6c5c385ff2c4faa208b"},"schema_version":"1.0"},"canonical_sha256":"15e027e1cd596a468fcacf66a957dd4d2f81ebefb9a974fb559563d249b08777","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:56:26.367460Z","signature_b64":"3KRzUjbh6h5UvcFXDTmNrlb+XpTQPiNyG9IIBki7jHXSwM4ODi5L9XysBNb03ADHf4v+7bJ11XKIXXgWJzhxAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"15e027e1cd596a468fcacf66a957dd4d2f81ebefb9a974fb559563d249b08777","last_reissued_at":"2026-05-17T23:56:26.366948Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:56:26.366948Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1901.04058","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":"2026-05-17T23:56:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FzsD1ZeBdqz9P+b6Hd97lY582wtmxtBeW/2c1jVzqF+IG39ZBrZGeQNefryQD0sKdGAhsdrLb14FSoUdeEfTBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-22T11:04:06.055987Z"},"content_sha256":"ae441de7d7a5819dc4f473e78da0570ea737e6b4b8f89c98b15b7bb17a845833","schema_version":"1.0","event_id":"sha256:ae441de7d7a5819dc4f473e78da0570ea737e6b4b8f89c98b15b7bb17a845833"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:CXQCPYONLFVEND6KZ5TKSV65JU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Multi-Cell Interference Exploitation: A New Dimension in Cell Coordination","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"eess.SP","authors_text":"Christos Masouros, Kai-Kit Wong, Xin Kang, Zhongxiang Wei","submitted_at":"2019-01-13T20:46:48Z","abstract_excerpt":"In this paper, we propose a series of novel coordination schemes for multi-cell downlink communication. Starting from full base station (BS) coordination, we first propose a fully-coordinated scheme to exploit beneficial effects of both inter-cell and intra-cell interference, based on sharing both channel state information (CSI) and data among the BSs. To reduce the coordination overhead, we then propose a partially-coordinated scheme where only intra-cell interference is designed to be constructive while inter-cell is jointly suppressed by the coordinated BSs. Accordingly, the coordination on"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.04058","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":"2026-05-17T23:56:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XUw7N5mzgo11IPOb3gb5X7a5MR0xpGJXw374SUISCsqxXKk0DzGfwsBnGyBGfwUM4Qgea6+vATjKXFEM/J5PAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-22T11:04:06.056395Z"},"content_sha256":"25f98ed8c72cdeb8b49a03091482b4f936d856b7821f0ee7cbf85414e155b42a","schema_version":"1.0","event_id":"sha256:25f98ed8c72cdeb8b49a03091482b4f936d856b7821f0ee7cbf85414e155b42a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CXQCPYONLFVEND6KZ5TKSV65JU/bundle.json","state_url":"https://pith.science/pith/CXQCPYONLFVEND6KZ5TKSV65JU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CXQCPYONLFVEND6KZ5TKSV65JU/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":"2026-05-22T11:04:06Z","links":{"resolver":"https://pith.science/pith/CXQCPYONLFVEND6KZ5TKSV65JU","bundle":"https://pith.science/pith/CXQCPYONLFVEND6KZ5TKSV65JU/bundle.json","state":"https://pith.science/pith/CXQCPYONLFVEND6KZ5TKSV65JU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CXQCPYONLFVEND6KZ5TKSV65JU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:CXQCPYONLFVEND6KZ5TKSV65JU","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":"31b4856ab0e8e038df585ff2f55de8484c704706e3b6c6c5c385ff2c4faa208b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2019-01-13T20:46:48Z","title_canon_sha256":"294b33a5ffe03eb1d32afd0365229ee03afa80b646f776381440c6cf6c5884a1"},"schema_version":"1.0","source":{"id":"1901.04058","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.04058","created_at":"2026-05-17T23:56:26Z"},{"alias_kind":"arxiv_version","alias_value":"1901.04058v1","created_at":"2026-05-17T23:56:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.04058","created_at":"2026-05-17T23:56:26Z"},{"alias_kind":"pith_short_12","alias_value":"CXQCPYONLFVE","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_16","alias_value":"CXQCPYONLFVEND6K","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_8","alias_value":"CXQCPYON","created_at":"2026-05-18T12:33:15Z"}],"graph_snapshots":[{"event_id":"sha256:25f98ed8c72cdeb8b49a03091482b4f936d856b7821f0ee7cbf85414e155b42a","target":"graph","created_at":"2026-05-17T23:56:26Z","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 propose a series of novel coordination schemes for multi-cell downlink communication. Starting from full base station (BS) coordination, we first propose a fully-coordinated scheme to exploit beneficial effects of both inter-cell and intra-cell interference, based on sharing both channel state information (CSI) and data among the BSs. To reduce the coordination overhead, we then propose a partially-coordinated scheme where only intra-cell interference is designed to be constructive while inter-cell is jointly suppressed by the coordinated BSs. Accordingly, the coordination on","authors_text":"Christos Masouros, Kai-Kit Wong, Xin Kang, Zhongxiang Wei","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2019-01-13T20:46:48Z","title":"Multi-Cell Interference Exploitation: A New Dimension in Cell Coordination"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.04058","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:ae441de7d7a5819dc4f473e78da0570ea737e6b4b8f89c98b15b7bb17a845833","target":"record","created_at":"2026-05-17T23:56:26Z","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":"31b4856ab0e8e038df585ff2f55de8484c704706e3b6c6c5c385ff2c4faa208b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2019-01-13T20:46:48Z","title_canon_sha256":"294b33a5ffe03eb1d32afd0365229ee03afa80b646f776381440c6cf6c5884a1"},"schema_version":"1.0","source":{"id":"1901.04058","kind":"arxiv","version":1}},"canonical_sha256":"15e027e1cd596a468fcacf66a957dd4d2f81ebefb9a974fb559563d249b08777","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"15e027e1cd596a468fcacf66a957dd4d2f81ebefb9a974fb559563d249b08777","first_computed_at":"2026-05-17T23:56:26.366948Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:56:26.366948Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"3KRzUjbh6h5UvcFXDTmNrlb+XpTQPiNyG9IIBki7jHXSwM4ODi5L9XysBNb03ADHf4v+7bJ11XKIXXgWJzhxAg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:56:26.367460Z","signed_message":"canonical_sha256_bytes"},"source_id":"1901.04058","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ae441de7d7a5819dc4f473e78da0570ea737e6b4b8f89c98b15b7bb17a845833","sha256:25f98ed8c72cdeb8b49a03091482b4f936d856b7821f0ee7cbf85414e155b42a"],"state_sha256":"460f521ebcd9699744207f17cf1a39e66214252139e0f568678f283e5b4cb61b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"x+n2WPtUa5MSHw+5N4VPAQby13Mp7JTHHcQEv/PpHggROIH79uiNdIh+lhTtngXEz9V/XAomLso3yT2xjGumAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-22T11:04:06.059758Z","bundle_sha256":"aba06a9effec9d5144e69d5d468166d13c84256b9dcedc4a11b4b375c75d1ab5"}}