{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:JL6DRJAWLMQXEYIDG3YJKU2G4Z","short_pith_number":"pith:JL6DRJAW","schema_version":"1.0","canonical_sha256":"4afc38a4165b2172610336f0955346e654e77400050e6364ff3891e46f3e038f","source":{"kind":"arxiv","id":"1908.03298","version":1},"attestation_state":"computed","paper":{"title":"On the Fundamental Limits of MIMO Massive Access Communication","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Fan Wei, Giuseppe Caire, Wen Chen, Yanlin Geng, Yongpeng Wu","submitted_at":"2019-08-09T03:46:26Z","abstract_excerpt":"The multiple access channel (MAC) with many-user is a general model for massive machine type communications. In this paradigm, the number of users may be comparable or even larger than the coding blocklength $n$. In contrast, classical MAC often assumes fixed and small number of the users. In this paper, we consider the massive access channel with multiple antennas system, where the base station (BS) with multiple receiving antennas serves the users in a single cell. The magnitude of users is assumed to grow unbounded with $n$. We investigate the achievable region of MIMO massive access channe"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1908.03298","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2019-08-09T03:46:26Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"849de41cda6d90b58b57d0f6e23ab5d536786e42afd3706a8ad164229486c0c7","abstract_canon_sha256":"40a2cbb91bb768e9af701e0d33266bf7558318067d56ae6911146a0944ac3a86"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T23:52:38.465990Z","signature_b64":"62zuhn2BIuy3x4nuNylbQwbJKMxv77uqvSExQupaUWkIOJkeZLB+u6j/Qo7Xt6cdPuubn58YnH9qHybxVzB4Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4afc38a4165b2172610336f0955346e654e77400050e6364ff3891e46f3e038f","last_reissued_at":"2026-07-04T23:52:38.465626Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T23:52:38.465626Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"On the Fundamental Limits of MIMO Massive Access Communication","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Fan Wei, Giuseppe Caire, Wen Chen, Yanlin Geng, Yongpeng Wu","submitted_at":"2019-08-09T03:46:26Z","abstract_excerpt":"The multiple access channel (MAC) with many-user is a general model for massive machine type communications. In this paradigm, the number of users may be comparable or even larger than the coding blocklength $n$. In contrast, classical MAC often assumes fixed and small number of the users. In this paper, we consider the massive access channel with multiple antennas system, where the base station (BS) with multiple receiving antennas serves the users in a single cell. The magnitude of users is assumed to grow unbounded with $n$. We investigate the achievable region of MIMO massive access channe"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.03298","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1908.03298/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1908.03298","created_at":"2026-07-04T23:52:38.465700+00:00"},{"alias_kind":"arxiv_version","alias_value":"1908.03298v1","created_at":"2026-07-04T23:52:38.465700+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.03298","created_at":"2026-07-04T23:52:38.465700+00:00"},{"alias_kind":"pith_short_12","alias_value":"JL6DRJAWLMQX","created_at":"2026-07-04T23:52:38.465700+00:00"},{"alias_kind":"pith_short_16","alias_value":"JL6DRJAWLMQXEYID","created_at":"2026-07-04T23:52:38.465700+00:00"},{"alias_kind":"pith_short_8","alias_value":"JL6DRJAW","created_at":"2026-07-04T23:52:38.465700+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/JL6DRJAWLMQXEYIDG3YJKU2G4Z","json":"https://pith.science/pith/JL6DRJAWLMQXEYIDG3YJKU2G4Z.json","graph_json":"https://pith.science/api/pith-number/JL6DRJAWLMQXEYIDG3YJKU2G4Z/graph.json","events_json":"https://pith.science/api/pith-number/JL6DRJAWLMQXEYIDG3YJKU2G4Z/events.json","paper":"https://pith.science/paper/JL6DRJAW"},"agent_actions":{"view_html":"https://pith.science/pith/JL6DRJAWLMQXEYIDG3YJKU2G4Z","download_json":"https://pith.science/pith/JL6DRJAWLMQXEYIDG3YJKU2G4Z.json","view_paper":"https://pith.science/paper/JL6DRJAW","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1908.03298&json=true","fetch_graph":"https://pith.science/api/pith-number/JL6DRJAWLMQXEYIDG3YJKU2G4Z/graph.json","fetch_events":"https://pith.science/api/pith-number/JL6DRJAWLMQXEYIDG3YJKU2G4Z/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JL6DRJAWLMQXEYIDG3YJKU2G4Z/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JL6DRJAWLMQXEYIDG3YJKU2G4Z/action/storage_attestation","attest_author":"https://pith.science/pith/JL6DRJAWLMQXEYIDG3YJKU2G4Z/action/author_attestation","sign_citation":"https://pith.science/pith/JL6DRJAWLMQXEYIDG3YJKU2G4Z/action/citation_signature","submit_replication":"https://pith.science/pith/JL6DRJAWLMQXEYIDG3YJKU2G4Z/action/replication_record"}},"created_at":"2026-07-04T23:52:38.465700+00:00","updated_at":"2026-07-04T23:52:38.465700+00:00"}