{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:BQHWGRLZ6BYBWCISM5G2UR66SO","short_pith_number":"pith:BQHWGRLZ","canonical_record":{"source":{"id":"1901.06755","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2019-01-21T00:34:02Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"188ae5dd2c8e2cf7d19fa4820c92a92f80abeee4930fa2f9932ce9101ebfa8d6","abstract_canon_sha256":"e411335c6f6491570076a4b69a998b550d3ef0832cabbacd3569c83440274763"},"schema_version":"1.0"},"canonical_sha256":"0c0f634579f0701b0912674daa47de939d84b6791609002a40728cdf9bd4dba2","source":{"kind":"arxiv","id":"1901.06755","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.06755","created_at":"2026-05-17T23:55:49Z"},{"alias_kind":"arxiv_version","alias_value":"1901.06755v1","created_at":"2026-05-17T23:55:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.06755","created_at":"2026-05-17T23:55:49Z"},{"alias_kind":"pith_short_12","alias_value":"BQHWGRLZ6BYB","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_16","alias_value":"BQHWGRLZ6BYBWCIS","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_8","alias_value":"BQHWGRLZ","created_at":"2026-05-18T12:33:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:BQHWGRLZ6BYBWCISM5G2UR66SO","target":"record","payload":{"canonical_record":{"source":{"id":"1901.06755","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2019-01-21T00:34:02Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"188ae5dd2c8e2cf7d19fa4820c92a92f80abeee4930fa2f9932ce9101ebfa8d6","abstract_canon_sha256":"e411335c6f6491570076a4b69a998b550d3ef0832cabbacd3569c83440274763"},"schema_version":"1.0"},"canonical_sha256":"0c0f634579f0701b0912674daa47de939d84b6791609002a40728cdf9bd4dba2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:55:49.245791Z","signature_b64":"NA/TdDSXBAxe1NmsLi7mwt6kzsR5/35imfyo210cxMS1ltgsNbUAYW4eT0u3SXJ2Ofif7oKsQVeg/YlHnpd7Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0c0f634579f0701b0912674daa47de939d84b6791609002a40728cdf9bd4dba2","last_reissued_at":"2026-05-17T23:55:49.244949Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:55:49.244949Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1901.06755","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":"2026-05-17T23:55:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LS2Q+8/udgPnTPK/vyguAnZwc2vGKlg+stsUFkxSMcB3hZVv5epW+i7nPsruArvPZqmV332MlrxAsCUpagOIDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T04:47:29.864635Z"},"content_sha256":"7925f52b574db3e734ebdc90b5cd9b2baafd72cbdccbc08125a75346d3164426","schema_version":"1.0","event_id":"sha256:7925f52b574db3e734ebdc90b5cd9b2baafd72cbdccbc08125a75346d3164426"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:BQHWGRLZ6BYBWCISM5G2UR66SO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A Unified Framework for Non-Orthogonal Multiple Access","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Shaoli Kang, Xinwei Yue, Yuanwei Liu, Yue Chen, Zhijin Qin","submitted_at":"2019-01-21T00:34:02Z","abstract_excerpt":"This paper proposes a unified framework of non-orthogonal multiple access (NOMA) networks. Stochastic geometry is employed to model the locations of spatially NOMA users. The proposed unified NOMA framework is capable of being applied to both code-domain NOMA (CD-NOMA) and power-domain NOMA (PD-NOMA). Since the detection of NOMA users mainly depend on efficient successive interference cancellation (SIC) schemes, both imperfect SIC (ipSIC) and perfect SIC (pSIC) are taken into account. To characterize the performance of the proposed unified NOMA framework, the exact and asymptotic expressions o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.06755","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":"2026-05-17T23:55:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yZA0RDHZQ0gGPN1dINHGikgQNoRMucTCNDT/6xe9o+wV9aE7JRZkYCPSgqghEeg7ejYR4GoCyEyz/Q7LoJT/Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T04:47:29.865279Z"},"content_sha256":"af51fd8b970f1faa9d49128e3f32bc69e7cd1dccb18e1b4d527fb854b86ad469","schema_version":"1.0","event_id":"sha256:af51fd8b970f1faa9d49128e3f32bc69e7cd1dccb18e1b4d527fb854b86ad469"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BQHWGRLZ6BYBWCISM5G2UR66SO/bundle.json","state_url":"https://pith.science/pith/BQHWGRLZ6BYBWCISM5G2UR66SO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BQHWGRLZ6BYBWCISM5G2UR66SO/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":"2026-05-27T04:47:29Z","links":{"resolver":"https://pith.science/pith/BQHWGRLZ6BYBWCISM5G2UR66SO","bundle":"https://pith.science/pith/BQHWGRLZ6BYBWCISM5G2UR66SO/bundle.json","state":"https://pith.science/pith/BQHWGRLZ6BYBWCISM5G2UR66SO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BQHWGRLZ6BYBWCISM5G2UR66SO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:BQHWGRLZ6BYBWCISM5G2UR66SO","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":"e411335c6f6491570076a4b69a998b550d3ef0832cabbacd3569c83440274763","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2019-01-21T00:34:02Z","title_canon_sha256":"188ae5dd2c8e2cf7d19fa4820c92a92f80abeee4930fa2f9932ce9101ebfa8d6"},"schema_version":"1.0","source":{"id":"1901.06755","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.06755","created_at":"2026-05-17T23:55:49Z"},{"alias_kind":"arxiv_version","alias_value":"1901.06755v1","created_at":"2026-05-17T23:55:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.06755","created_at":"2026-05-17T23:55:49Z"},{"alias_kind":"pith_short_12","alias_value":"BQHWGRLZ6BYB","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_16","alias_value":"BQHWGRLZ6BYBWCIS","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_8","alias_value":"BQHWGRLZ","created_at":"2026-05-18T12:33:12Z"}],"graph_snapshots":[{"event_id":"sha256:af51fd8b970f1faa9d49128e3f32bc69e7cd1dccb18e1b4d527fb854b86ad469","target":"graph","created_at":"2026-05-17T23:55:49Z","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 paper proposes a unified framework of non-orthogonal multiple access (NOMA) networks. Stochastic geometry is employed to model the locations of spatially NOMA users. The proposed unified NOMA framework is capable of being applied to both code-domain NOMA (CD-NOMA) and power-domain NOMA (PD-NOMA). Since the detection of NOMA users mainly depend on efficient successive interference cancellation (SIC) schemes, both imperfect SIC (ipSIC) and perfect SIC (pSIC) are taken into account. To characterize the performance of the proposed unified NOMA framework, the exact and asymptotic expressions o","authors_text":"Shaoli Kang, Xinwei Yue, Yuanwei Liu, Yue Chen, Zhijin Qin","cross_cats":["math.IT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2019-01-21T00:34:02Z","title":"A Unified Framework for Non-Orthogonal Multiple Access"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.06755","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":"sha256:7925f52b574db3e734ebdc90b5cd9b2baafd72cbdccbc08125a75346d3164426","target":"record","created_at":"2026-05-17T23:55:49Z","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":"e411335c6f6491570076a4b69a998b550d3ef0832cabbacd3569c83440274763","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2019-01-21T00:34:02Z","title_canon_sha256":"188ae5dd2c8e2cf7d19fa4820c92a92f80abeee4930fa2f9932ce9101ebfa8d6"},"schema_version":"1.0","source":{"id":"1901.06755","kind":"arxiv","version":1}},"canonical_sha256":"0c0f634579f0701b0912674daa47de939d84b6791609002a40728cdf9bd4dba2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0c0f634579f0701b0912674daa47de939d84b6791609002a40728cdf9bd4dba2","first_computed_at":"2026-05-17T23:55:49.244949Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:55:49.244949Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NA/TdDSXBAxe1NmsLi7mwt6kzsR5/35imfyo210cxMS1ltgsNbUAYW4eT0u3SXJ2Ofif7oKsQVeg/YlHnpd7Aw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:55:49.245791Z","signed_message":"canonical_sha256_bytes"},"source_id":"1901.06755","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7925f52b574db3e734ebdc90b5cd9b2baafd72cbdccbc08125a75346d3164426","sha256:af51fd8b970f1faa9d49128e3f32bc69e7cd1dccb18e1b4d527fb854b86ad469"],"state_sha256":"1d20ba5e1670924a8cc8ee84715d8e81fd29cb2cfdf1d91f1cc77d53d5cd2585"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"G4ZDzVnUtdxEvG75Uh+x2X/2BUZ22q+6tuzkYFt08xE4tCbTUzIkhB4s4BWcqEjmqBt7Q1ClwNZUm5ZDW6aWCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T04:47:29.868739Z","bundle_sha256":"c9eae88c4dd0dca25dc29426e6dc4ca895bb83c15dddf873d1827ea81ad3f06e"}}