{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:ARVITR22DYGXHHGJPVEYR737SY","short_pith_number":"pith:ARVITR22","schema_version":"1.0","canonical_sha256":"046a89c75a1e0d739cc97d4988ff7f961110eb60378ba19ce6d6283db5ac585c","source":{"kind":"arxiv","id":"1904.07958","version":1},"attestation_state":"computed","paper":{"title":"Intelligent Environments based on Ultra-Massive MIMO Platforms for Wireless Communication in Millimeter Wave and Terahertz Bands","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"eess.SP","authors_text":"Ian F. Akyildiz, Josep M. Jornet, Shuai Nie","submitted_at":"2019-04-16T20:17:30Z","abstract_excerpt":"Millimeter-wave (30-300 GHz) and Terahertz-band communications (0.3-10 THz) are envisioned as key wireless technologies to satisfy the demand for Terabit-per-second (Tbps) links in the 5G and beyond eras. The very large available bandwidth in this ultra-broadband frequency range comes at the cost of a very high propagation loss, which combined with the low power of mm-wave and THz-band transceivers limits the communication distance and data-rates. In this paper, the concept of intelligent communication environments enabled by Ultra-Massive MIMO platforms is proposed to increase the communicati"},"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":"1904.07958","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"eess.SP","submitted_at":"2019-04-16T20:17:30Z","cross_cats_sorted":[],"title_canon_sha256":"ce36f33c0ebbe46dab745e2faabab3f7fe8bf632f6f315884aacf98844c9b310","abstract_canon_sha256":"a228bcf4144f9fe68793592872caf554bc5208f2206e46756ab48ec712056f35"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:48:19.304468Z","signature_b64":"toNf1Ij37lr9xgARdVIfBdw7l10dAF/6fP9viMGvCh8Cz0+nKOmaRvi1z2YQEaB7NU8hX2/iepcLBCgoVtmqAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"046a89c75a1e0d739cc97d4988ff7f961110eb60378ba19ce6d6283db5ac585c","last_reissued_at":"2026-05-17T23:48:19.303929Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:48:19.303929Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Intelligent Environments based on Ultra-Massive MIMO Platforms for Wireless Communication in Millimeter Wave and Terahertz Bands","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"eess.SP","authors_text":"Ian F. Akyildiz, Josep M. Jornet, Shuai Nie","submitted_at":"2019-04-16T20:17:30Z","abstract_excerpt":"Millimeter-wave (30-300 GHz) and Terahertz-band communications (0.3-10 THz) are envisioned as key wireless technologies to satisfy the demand for Terabit-per-second (Tbps) links in the 5G and beyond eras. The very large available bandwidth in this ultra-broadband frequency range comes at the cost of a very high propagation loss, which combined with the low power of mm-wave and THz-band transceivers limits the communication distance and data-rates. In this paper, the concept of intelligent communication environments enabled by Ultra-Massive MIMO platforms is proposed to increase the communicati"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.07958","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1904.07958","created_at":"2026-05-17T23:48:19.304017+00:00"},{"alias_kind":"arxiv_version","alias_value":"1904.07958v1","created_at":"2026-05-17T23:48:19.304017+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.07958","created_at":"2026-05-17T23:48:19.304017+00:00"},{"alias_kind":"pith_short_12","alias_value":"ARVITR22DYGX","created_at":"2026-05-18T12:33:12.712433+00:00"},{"alias_kind":"pith_short_16","alias_value":"ARVITR22DYGXHHGJ","created_at":"2026-05-18T12:33:12.712433+00:00"},{"alias_kind":"pith_short_8","alias_value":"ARVITR22","created_at":"2026-05-18T12:33:12.712433+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"1906.09490","citing_title":"Wireless Communications Through Reconfigurable Intelligent Surfaces","ref_index":93,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/ARVITR22DYGXHHGJPVEYR737SY","json":"https://pith.science/pith/ARVITR22DYGXHHGJPVEYR737SY.json","graph_json":"https://pith.science/api/pith-number/ARVITR22DYGXHHGJPVEYR737SY/graph.json","events_json":"https://pith.science/api/pith-number/ARVITR22DYGXHHGJPVEYR737SY/events.json","paper":"https://pith.science/paper/ARVITR22"},"agent_actions":{"view_html":"https://pith.science/pith/ARVITR22DYGXHHGJPVEYR737SY","download_json":"https://pith.science/pith/ARVITR22DYGXHHGJPVEYR737SY.json","view_paper":"https://pith.science/paper/ARVITR22","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1904.07958&json=true","fetch_graph":"https://pith.science/api/pith-number/ARVITR22DYGXHHGJPVEYR737SY/graph.json","fetch_events":"https://pith.science/api/pith-number/ARVITR22DYGXHHGJPVEYR737SY/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ARVITR22DYGXHHGJPVEYR737SY/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ARVITR22DYGXHHGJPVEYR737SY/action/storage_attestation","attest_author":"https://pith.science/pith/ARVITR22DYGXHHGJPVEYR737SY/action/author_attestation","sign_citation":"https://pith.science/pith/ARVITR22DYGXHHGJPVEYR737SY/action/citation_signature","submit_replication":"https://pith.science/pith/ARVITR22DYGXHHGJPVEYR737SY/action/replication_record"}},"created_at":"2026-05-17T23:48:19.304017+00:00","updated_at":"2026-05-17T23:48:19.304017+00:00"}