{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:7QZWAXEJSKINQHAGRGBQOEOELY","short_pith_number":"pith:7QZWAXEJ","canonical_record":{"source":{"id":"1604.01151","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2016-04-05T06:37:07Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"4134da6c52b4f52a7f83a064a2267446f1a2d7ca1a62d9036cf570ef5f28bc10","abstract_canon_sha256":"1d592a5ce18e656cdbd71ef9f88ce413f6695412506e6840c49d6e667de8bd4e"},"schema_version":"1.0"},"canonical_sha256":"fc33605c899290d81c0689830711c45e2d970143af507ba3658b7e2dcdf35fe8","source":{"kind":"arxiv","id":"1604.01151","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1604.01151","created_at":"2026-05-18T01:17:12Z"},{"alias_kind":"arxiv_version","alias_value":"1604.01151v2","created_at":"2026-05-18T01:17:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1604.01151","created_at":"2026-05-18T01:17:12Z"},{"alias_kind":"pith_short_12","alias_value":"7QZWAXEJSKIN","created_at":"2026-05-18T12:30:04Z"},{"alias_kind":"pith_short_16","alias_value":"7QZWAXEJSKINQHAG","created_at":"2026-05-18T12:30:04Z"},{"alias_kind":"pith_short_8","alias_value":"7QZWAXEJ","created_at":"2026-05-18T12:30:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:7QZWAXEJSKINQHAGRGBQOEOELY","target":"record","payload":{"canonical_record":{"source":{"id":"1604.01151","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2016-04-05T06:37:07Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"4134da6c52b4f52a7f83a064a2267446f1a2d7ca1a62d9036cf570ef5f28bc10","abstract_canon_sha256":"1d592a5ce18e656cdbd71ef9f88ce413f6695412506e6840c49d6e667de8bd4e"},"schema_version":"1.0"},"canonical_sha256":"fc33605c899290d81c0689830711c45e2d970143af507ba3658b7e2dcdf35fe8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:17:12.392937Z","signature_b64":"/qVvpK5wW8ve7xYlKzugjOq2VszMJ0YF0AUsE/zW9okY6E4KVaZo8vkj4azUMdJxt690sL8WfGDNy5bCchWDAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fc33605c899290d81c0689830711c45e2d970143af507ba3658b7e2dcdf35fe8","last_reissued_at":"2026-05-18T01:17:12.392169Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:17:12.392169Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1604.01151","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:17:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CqYsdIkfq2RLcVzR9cd16PaifTjLUlxh8xcsx5/O0IZ4PJctBkfOq6Jx6ErqG41/m2pyPJ2AcMeecjeh33sKDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T15:01:26.331107Z"},"content_sha256":"364344a4ecd550edcea416918ebf6ba8dded85b3d785e7e5cdbe5511a9ec5606","schema_version":"1.0","event_id":"sha256:364344a4ecd550edcea416918ebf6ba8dded85b3d785e7e5cdbe5511a9ec5606"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:7QZWAXEJSKINQHAGRGBQOEOELY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Use of Non-Orthogonal Multiple Access in Dual-hop relaying","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Miaowen Wen, Moon Ho Lee, Wei Duan, Yier Yan, Zixiang Xiong","submitted_at":"2016-04-05T06:37:07Z","abstract_excerpt":"To improve the sum-rate (SR) of the dual-hop relay system, a novel two-stage power allocation scheme with non-orthogonal multiple access (NOMA) is proposed. In this scheme, after the reception of the superposition coded symbol with a power allocation from the source, the relay node forwards a new superposition coded symbol with another power allocation to the destination. By employing the maximum ratio combination (MRC), the destination jointly decodes the information symbols from the source and the relay. Assuming Rayleigh fading channels, closed-form solution of the ergodic SR at high signal"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1604.01151","kind":"arxiv","version":2},"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":"2026-05-18T01:17:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PLIkzLqKV0cishdY7v09P+/1lDGJayLZa38HiVk2HXVTKcSzrUzUeiATh8/ttmo2C5UA2rRHE+SutgrrcjhQDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T15:01:26.331470Z"},"content_sha256":"9c6044cd80fe71114b47c81b58cb798378639790f8ac4b424ecc1b57f4ec5268","schema_version":"1.0","event_id":"sha256:9c6044cd80fe71114b47c81b58cb798378639790f8ac4b424ecc1b57f4ec5268"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7QZWAXEJSKINQHAGRGBQOEOELY/bundle.json","state_url":"https://pith.science/pith/7QZWAXEJSKINQHAGRGBQOEOELY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7QZWAXEJSKINQHAGRGBQOEOELY/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":"2026-05-28T15:01:26Z","links":{"resolver":"https://pith.science/pith/7QZWAXEJSKINQHAGRGBQOEOELY","bundle":"https://pith.science/pith/7QZWAXEJSKINQHAGRGBQOEOELY/bundle.json","state":"https://pith.science/pith/7QZWAXEJSKINQHAGRGBQOEOELY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7QZWAXEJSKINQHAGRGBQOEOELY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:7QZWAXEJSKINQHAGRGBQOEOELY","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":"1d592a5ce18e656cdbd71ef9f88ce413f6695412506e6840c49d6e667de8bd4e","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2016-04-05T06:37:07Z","title_canon_sha256":"4134da6c52b4f52a7f83a064a2267446f1a2d7ca1a62d9036cf570ef5f28bc10"},"schema_version":"1.0","source":{"id":"1604.01151","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1604.01151","created_at":"2026-05-18T01:17:12Z"},{"alias_kind":"arxiv_version","alias_value":"1604.01151v2","created_at":"2026-05-18T01:17:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1604.01151","created_at":"2026-05-18T01:17:12Z"},{"alias_kind":"pith_short_12","alias_value":"7QZWAXEJSKIN","created_at":"2026-05-18T12:30:04Z"},{"alias_kind":"pith_short_16","alias_value":"7QZWAXEJSKINQHAG","created_at":"2026-05-18T12:30:04Z"},{"alias_kind":"pith_short_8","alias_value":"7QZWAXEJ","created_at":"2026-05-18T12:30:04Z"}],"graph_snapshots":[{"event_id":"sha256:9c6044cd80fe71114b47c81b58cb798378639790f8ac4b424ecc1b57f4ec5268","target":"graph","created_at":"2026-05-18T01:17:12Z","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":"To improve the sum-rate (SR) of the dual-hop relay system, a novel two-stage power allocation scheme with non-orthogonal multiple access (NOMA) is proposed. In this scheme, after the reception of the superposition coded symbol with a power allocation from the source, the relay node forwards a new superposition coded symbol with another power allocation to the destination. By employing the maximum ratio combination (MRC), the destination jointly decodes the information symbols from the source and the relay. Assuming Rayleigh fading channels, closed-form solution of the ergodic SR at high signal","authors_text":"Miaowen Wen, Moon Ho Lee, Wei Duan, Yier Yan, Zixiang Xiong","cross_cats":["math.IT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2016-04-05T06:37:07Z","title":"Use of Non-Orthogonal Multiple Access in Dual-hop relaying"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1604.01151","kind":"arxiv","version":2},"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":"sha256:364344a4ecd550edcea416918ebf6ba8dded85b3d785e7e5cdbe5511a9ec5606","target":"record","created_at":"2026-05-18T01:17:12Z","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":"1d592a5ce18e656cdbd71ef9f88ce413f6695412506e6840c49d6e667de8bd4e","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2016-04-05T06:37:07Z","title_canon_sha256":"4134da6c52b4f52a7f83a064a2267446f1a2d7ca1a62d9036cf570ef5f28bc10"},"schema_version":"1.0","source":{"id":"1604.01151","kind":"arxiv","version":2}},"canonical_sha256":"fc33605c899290d81c0689830711c45e2d970143af507ba3658b7e2dcdf35fe8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"fc33605c899290d81c0689830711c45e2d970143af507ba3658b7e2dcdf35fe8","first_computed_at":"2026-05-18T01:17:12.392169Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:17:12.392169Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/qVvpK5wW8ve7xYlKzugjOq2VszMJ0YF0AUsE/zW9okY6E4KVaZo8vkj4azUMdJxt690sL8WfGDNy5bCchWDAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:17:12.392937Z","signed_message":"canonical_sha256_bytes"},"source_id":"1604.01151","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:364344a4ecd550edcea416918ebf6ba8dded85b3d785e7e5cdbe5511a9ec5606","sha256:9c6044cd80fe71114b47c81b58cb798378639790f8ac4b424ecc1b57f4ec5268"],"state_sha256":"4a4b46516e150dddda26b264cc641248fe5bca02732120bb0bd9beba0a90f743"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TLFX5LlpPMpFCLBf2B6CTyNmsrVr8JzSXwZr7gJe2s0mkGEJVMQGuhtXYhvSCg/+EAqpjZXAaIF/2jOiD/0bBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T15:01:26.333520Z","bundle_sha256":"ae2aff07c3341a9c7112deab349f6710142c4dc7275bd37ab7a33f6dbf9d0855"}}