{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:GCHSG4R4K42YQ6ZSFMITE3YV4E","short_pith_number":"pith:GCHSG4R4","canonical_record":{"source":{"id":"1712.03757","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2017-12-11T13:05:15Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"3acb4ef116be1b2a77207bbe908527e974bf855c498afa2245d8b966b9667f5d","abstract_canon_sha256":"d55f9c716b16fae1b2e78888eb8829c845a26930fe725e157ac739f89cd1afe0"},"schema_version":"1.0"},"canonical_sha256":"308f23723c5735887b322b11326f15e132127090945523c06a69e7f7f8437dda","source":{"kind":"arxiv","id":"1712.03757","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.03757","created_at":"2026-05-18T00:28:20Z"},{"alias_kind":"arxiv_version","alias_value":"1712.03757v1","created_at":"2026-05-18T00:28:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.03757","created_at":"2026-05-18T00:28:20Z"},{"alias_kind":"pith_short_12","alias_value":"GCHSG4R4K42Y","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_16","alias_value":"GCHSG4R4K42YQ6ZS","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_8","alias_value":"GCHSG4R4","created_at":"2026-05-18T12:31:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:GCHSG4R4K42YQ6ZSFMITE3YV4E","target":"record","payload":{"canonical_record":{"source":{"id":"1712.03757","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2017-12-11T13:05:15Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"3acb4ef116be1b2a77207bbe908527e974bf855c498afa2245d8b966b9667f5d","abstract_canon_sha256":"d55f9c716b16fae1b2e78888eb8829c845a26930fe725e157ac739f89cd1afe0"},"schema_version":"1.0"},"canonical_sha256":"308f23723c5735887b322b11326f15e132127090945523c06a69e7f7f8437dda","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:28:20.149680Z","signature_b64":"lwvTbgCl9GM4KRdH8MzaLq1bZDrriJSGsBoeQHbU31Dsivba/4PIlp2BNl7POZ3gZ2dA6SwAmnqzMdA1k9ZTDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"308f23723c5735887b322b11326f15e132127090945523c06a69e7f7f8437dda","last_reissued_at":"2026-05-18T00:28:20.148903Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:28:20.148903Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1712.03757","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":"2026-05-18T00:28:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MqmVDwBRMM39myQ2Zhii1ZgOwW/vlcQAL76GXAEbzENNMhB8ckgpzMUjnhufH5ejDlBxIoGe4pmJ4hNT0V9UAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T05:22:00.615729Z"},"content_sha256":"abf4e398c1975073a3d8d8d912e5ef86bcf6631303c0486cc4ca9340a16608ae","schema_version":"1.0","event_id":"sha256:abf4e398c1975073a3d8d8d912e5ef86bcf6631303c0486cc4ca9340a16608ae"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:GCHSG4R4K42YQ6ZSFMITE3YV4E","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A Framework for Optimizing Multi-cell NOMA: Delivering Demand with Less Resource","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Bj\\\"orn Ottersten, Di Yuan, Lei Lei, Lei You, Sumei Sun, Symeon Chatzinotas","submitted_at":"2017-12-11T13:05:15Z","abstract_excerpt":"Non-orthogonal multiple access (NOMA) allows multiple users to simultaneously access the same time-frequency resource by using superposition coding and successive interference cancellation (SIC). Thus far, most papers on NOMA have focused on performance gain for one or sometimes two base stations. In this paper, we study multi-cell NOMA and provide a general framework for user clustering and power allocation, taking into account inter-cell interference, for optimizing resource allocation of NOMA in multi-cell networks of arbitrary topology. We provide a series of theoretical analysis, to algor"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.03757","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":"2026-05-18T00:28:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UshCQFhhdjO1tKmkNfls6WOYGzb74ZwzYpN8NuzzbH+qCOJbja41ZH7Xh8j7GHa39EgPPS9LN6on2GqCq0I4CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T05:22:00.616094Z"},"content_sha256":"0e3cf91fb3f2446844c229c43a6ae6c5c83d0898cc90c1a300e8306005ea9d92","schema_version":"1.0","event_id":"sha256:0e3cf91fb3f2446844c229c43a6ae6c5c83d0898cc90c1a300e8306005ea9d92"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GCHSG4R4K42YQ6ZSFMITE3YV4E/bundle.json","state_url":"https://pith.science/pith/GCHSG4R4K42YQ6ZSFMITE3YV4E/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GCHSG4R4K42YQ6ZSFMITE3YV4E/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":"2026-06-04T05:22:00Z","links":{"resolver":"https://pith.science/pith/GCHSG4R4K42YQ6ZSFMITE3YV4E","bundle":"https://pith.science/pith/GCHSG4R4K42YQ6ZSFMITE3YV4E/bundle.json","state":"https://pith.science/pith/GCHSG4R4K42YQ6ZSFMITE3YV4E/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GCHSG4R4K42YQ6ZSFMITE3YV4E/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:GCHSG4R4K42YQ6ZSFMITE3YV4E","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":"d55f9c716b16fae1b2e78888eb8829c845a26930fe725e157ac739f89cd1afe0","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2017-12-11T13:05:15Z","title_canon_sha256":"3acb4ef116be1b2a77207bbe908527e974bf855c498afa2245d8b966b9667f5d"},"schema_version":"1.0","source":{"id":"1712.03757","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.03757","created_at":"2026-05-18T00:28:20Z"},{"alias_kind":"arxiv_version","alias_value":"1712.03757v1","created_at":"2026-05-18T00:28:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.03757","created_at":"2026-05-18T00:28:20Z"},{"alias_kind":"pith_short_12","alias_value":"GCHSG4R4K42Y","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_16","alias_value":"GCHSG4R4K42YQ6ZS","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_8","alias_value":"GCHSG4R4","created_at":"2026-05-18T12:31:15Z"}],"graph_snapshots":[{"event_id":"sha256:0e3cf91fb3f2446844c229c43a6ae6c5c83d0898cc90c1a300e8306005ea9d92","target":"graph","created_at":"2026-05-18T00:28:20Z","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) allows multiple users to simultaneously access the same time-frequency resource by using superposition coding and successive interference cancellation (SIC). Thus far, most papers on NOMA have focused on performance gain for one or sometimes two base stations. In this paper, we study multi-cell NOMA and provide a general framework for user clustering and power allocation, taking into account inter-cell interference, for optimizing resource allocation of NOMA in multi-cell networks of arbitrary topology. We provide a series of theoretical analysis, to algor","authors_text":"Bj\\\"orn Ottersten, Di Yuan, Lei Lei, Lei You, Sumei Sun, Symeon Chatzinotas","cross_cats":["math.IT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2017-12-11T13:05:15Z","title":"A Framework for Optimizing Multi-cell NOMA: Delivering Demand with Less Resource"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.03757","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:abf4e398c1975073a3d8d8d912e5ef86bcf6631303c0486cc4ca9340a16608ae","target":"record","created_at":"2026-05-18T00:28:20Z","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":"d55f9c716b16fae1b2e78888eb8829c845a26930fe725e157ac739f89cd1afe0","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2017-12-11T13:05:15Z","title_canon_sha256":"3acb4ef116be1b2a77207bbe908527e974bf855c498afa2245d8b966b9667f5d"},"schema_version":"1.0","source":{"id":"1712.03757","kind":"arxiv","version":1}},"canonical_sha256":"308f23723c5735887b322b11326f15e132127090945523c06a69e7f7f8437dda","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"308f23723c5735887b322b11326f15e132127090945523c06a69e7f7f8437dda","first_computed_at":"2026-05-18T00:28:20.148903Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:28:20.148903Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lwvTbgCl9GM4KRdH8MzaLq1bZDrriJSGsBoeQHbU31Dsivba/4PIlp2BNl7POZ3gZ2dA6SwAmnqzMdA1k9ZTDw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:28:20.149680Z","signed_message":"canonical_sha256_bytes"},"source_id":"1712.03757","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:abf4e398c1975073a3d8d8d912e5ef86bcf6631303c0486cc4ca9340a16608ae","sha256:0e3cf91fb3f2446844c229c43a6ae6c5c83d0898cc90c1a300e8306005ea9d92"],"state_sha256":"ec2159e69c2d9f6e6a66e83524bb50ac4b41d8712a43b859c1a4b2da8350a800"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XV47bKMmeRVZZ5SeDhzrnM2w+Tv2Pk/qESHE/vcuQ8A3YbbNKZnMZXXD+T+ZwalKIwAOEZxG3ap6OhiO+HSNDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T05:22:00.618236Z","bundle_sha256":"4b696247d91e4ce3d29f02c326dac6869333d56c2b41a3969ed7f6a71083ec04"}}