{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:UZM5QHR2S3SOZATYXFXOVLPWLM","short_pith_number":"pith:UZM5QHR2","canonical_record":{"source":{"id":"1705.05976","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2017-05-17T01:48:33Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"2430f2818ee0979094839f9f57f9d81cf8e10f6105f873b65e602257a669074a","abstract_canon_sha256":"97d5fb331a3f2270c46fee0c639539f6bdbe59287fd9065a07337e72f5c3e3fe"},"schema_version":"1.0"},"canonical_sha256":"a659d81e3a96e4ec8278b96eeaadf65b1d89236ec1a12c428357c9941bdd6d9e","source":{"kind":"arxiv","id":"1705.05976","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1705.05976","created_at":"2026-05-18T00:23:38Z"},{"alias_kind":"arxiv_version","alias_value":"1705.05976v1","created_at":"2026-05-18T00:23:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.05976","created_at":"2026-05-18T00:23:38Z"},{"alias_kind":"pith_short_12","alias_value":"UZM5QHR2S3SO","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_16","alias_value":"UZM5QHR2S3SOZATY","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_8","alias_value":"UZM5QHR2","created_at":"2026-05-18T12:31:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:UZM5QHR2S3SOZATYXFXOVLPWLM","target":"record","payload":{"canonical_record":{"source":{"id":"1705.05976","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2017-05-17T01:48:33Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"2430f2818ee0979094839f9f57f9d81cf8e10f6105f873b65e602257a669074a","abstract_canon_sha256":"97d5fb331a3f2270c46fee0c639539f6bdbe59287fd9065a07337e72f5c3e3fe"},"schema_version":"1.0"},"canonical_sha256":"a659d81e3a96e4ec8278b96eeaadf65b1d89236ec1a12c428357c9941bdd6d9e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:23:38.844808Z","signature_b64":"Mbh54l8JslYJKzof9ZcJpbtyzGj/EJJ/Pfs6q2ipJI3eOZ9UmBUeo9ud3z6tAKRszdiHzeb028eKoKxAJItiDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a659d81e3a96e4ec8278b96eeaadf65b1d89236ec1a12c428357c9941bdd6d9e","last_reissued_at":"2026-05-18T00:23:38.843948Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:23:38.843948Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1705.05976","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":"2026-05-18T00:23:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"D5owjROGGkR5hc1sTP0bA+91tBHjByBOpmDY5IcQnzAk/W4nkEL+Y2U5sRkgxbIP+iR4q+DCmy046zaiMOXrDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T21:20:18.975859Z"},"content_sha256":"7bfaf298adc0e2dfcffb33dcf302edb2e9f3cd769e22551c3c590fa2048f117a","schema_version":"1.0","event_id":"sha256:7bfaf298adc0e2dfcffb33dcf302edb2e9f3cd769e22551c3c590fa2048f117a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:UZM5QHR2S3SOZATYXFXOVLPWLM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Polar-Coded Non-Orthogonal Multiple Access","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Chao Dong, Jiaru Lin, Jincheng Dai, Kai Niu, Zhongwei Si","submitted_at":"2017-05-17T01:48:33Z","abstract_excerpt":"Non-orthogonal multiple access (NOMA) is one of the key techniques to address the high spectral efficiency and massive connectivity requirements for the fifth generation (5G) wireless system. To efficiently realize NOMA, we propose a joint design framework combining the polar coding and the NOMA transmission, which deeply mines the generalized polarization effect among the users. In this polar coded NOMA (PC-NOMA) framework, the original NOMA channel is decomposed into multiple bit polarized channels by using a three-stage channel transform, that is, user$\\to$signal$\\to$bit partitions. Specifi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.05976","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":"2026-05-18T00:23:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0Yt2f1mOevwekJ6PMfqWM/MIAXCLh1phd1KUcNiI1ZKBUsz3Z+Kiz2qlAtv2TFQYhsuqVMRHaKbs7Kd74CWoCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T21:20:18.976211Z"},"content_sha256":"cfbc61c75ef6f728ee20e4f880ac5e8b1227534f147bb51710dc2d5584602dd0","schema_version":"1.0","event_id":"sha256:cfbc61c75ef6f728ee20e4f880ac5e8b1227534f147bb51710dc2d5584602dd0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UZM5QHR2S3SOZATYXFXOVLPWLM/bundle.json","state_url":"https://pith.science/pith/UZM5QHR2S3SOZATYXFXOVLPWLM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UZM5QHR2S3SOZATYXFXOVLPWLM/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":"2026-06-01T21:20:18Z","links":{"resolver":"https://pith.science/pith/UZM5QHR2S3SOZATYXFXOVLPWLM","bundle":"https://pith.science/pith/UZM5QHR2S3SOZATYXFXOVLPWLM/bundle.json","state":"https://pith.science/pith/UZM5QHR2S3SOZATYXFXOVLPWLM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UZM5QHR2S3SOZATYXFXOVLPWLM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:UZM5QHR2S3SOZATYXFXOVLPWLM","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":"97d5fb331a3f2270c46fee0c639539f6bdbe59287fd9065a07337e72f5c3e3fe","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2017-05-17T01:48:33Z","title_canon_sha256":"2430f2818ee0979094839f9f57f9d81cf8e10f6105f873b65e602257a669074a"},"schema_version":"1.0","source":{"id":"1705.05976","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1705.05976","created_at":"2026-05-18T00:23:38Z"},{"alias_kind":"arxiv_version","alias_value":"1705.05976v1","created_at":"2026-05-18T00:23:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.05976","created_at":"2026-05-18T00:23:38Z"},{"alias_kind":"pith_short_12","alias_value":"UZM5QHR2S3SO","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_16","alias_value":"UZM5QHR2S3SOZATY","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_8","alias_value":"UZM5QHR2","created_at":"2026-05-18T12:31:49Z"}],"graph_snapshots":[{"event_id":"sha256:cfbc61c75ef6f728ee20e4f880ac5e8b1227534f147bb51710dc2d5584602dd0","target":"graph","created_at":"2026-05-18T00:23:38Z","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":"Non-orthogonal multiple access (NOMA) is one of the key techniques to address the high spectral efficiency and massive connectivity requirements for the fifth generation (5G) wireless system. To efficiently realize NOMA, we propose a joint design framework combining the polar coding and the NOMA transmission, which deeply mines the generalized polarization effect among the users. In this polar coded NOMA (PC-NOMA) framework, the original NOMA channel is decomposed into multiple bit polarized channels by using a three-stage channel transform, that is, user$\\to$signal$\\to$bit partitions. Specifi","authors_text":"Chao Dong, Jiaru Lin, Jincheng Dai, Kai Niu, Zhongwei Si","cross_cats":["math.IT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2017-05-17T01:48:33Z","title":"Polar-Coded Non-Orthogonal Multiple Access"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.05976","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":"sha256:7bfaf298adc0e2dfcffb33dcf302edb2e9f3cd769e22551c3c590fa2048f117a","target":"record","created_at":"2026-05-18T00:23:38Z","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":"97d5fb331a3f2270c46fee0c639539f6bdbe59287fd9065a07337e72f5c3e3fe","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2017-05-17T01:48:33Z","title_canon_sha256":"2430f2818ee0979094839f9f57f9d81cf8e10f6105f873b65e602257a669074a"},"schema_version":"1.0","source":{"id":"1705.05976","kind":"arxiv","version":1}},"canonical_sha256":"a659d81e3a96e4ec8278b96eeaadf65b1d89236ec1a12c428357c9941bdd6d9e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a659d81e3a96e4ec8278b96eeaadf65b1d89236ec1a12c428357c9941bdd6d9e","first_computed_at":"2026-05-18T00:23:38.843948Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:23:38.843948Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Mbh54l8JslYJKzof9ZcJpbtyzGj/EJJ/Pfs6q2ipJI3eOZ9UmBUeo9ud3z6tAKRszdiHzeb028eKoKxAJItiDA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:23:38.844808Z","signed_message":"canonical_sha256_bytes"},"source_id":"1705.05976","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7bfaf298adc0e2dfcffb33dcf302edb2e9f3cd769e22551c3c590fa2048f117a","sha256:cfbc61c75ef6f728ee20e4f880ac5e8b1227534f147bb51710dc2d5584602dd0"],"state_sha256":"79e10b22d6d1c3e51b14805e4cf3bfcdb520b0c87381f7d79ec7d05e2a3075b6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"v0oFTx6dVPO76aI+H/EejauH3ZLEe5rzOl1BMmh8by+4AoSZyv1F80gcM3XhtHPlVRNkNKP9T3n/EKr7cyO0Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T21:20:18.978206Z","bundle_sha256":"5cf09e3203a3dbb187a4ec43619e07da296bd5254a7260cbce01125fb73af021"}}