{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:POEABL6JNPXWR3PBBAOVYFYNNV","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":"2516bfe33937ecf577039efcf9245f5d8c548d20758f96cef06cddb1230d8e63","cross_cats_sorted":["cs.SY"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SY","submitted_at":"2023-03-06T17:01:04Z","title_canon_sha256":"21aa2ce87238c53374ba2b7da6532ee39c1eb3ebd01ba3326230c87e4dfb2e0a"},"schema_version":"1.0","source":{"id":"2303.03287","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2303.03287","created_at":"2026-07-05T06:26:46Z"},{"alias_kind":"arxiv_version","alias_value":"2303.03287v2","created_at":"2026-07-05T06:26:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2303.03287","created_at":"2026-07-05T06:26:46Z"},{"alias_kind":"pith_short_12","alias_value":"POEABL6JNPXW","created_at":"2026-07-05T06:26:46Z"},{"alias_kind":"pith_short_16","alias_value":"POEABL6JNPXWR3PB","created_at":"2026-07-05T06:26:46Z"},{"alias_kind":"pith_short_8","alias_value":"POEABL6J","created_at":"2026-07-05T06:26:46Z"}],"graph_snapshots":[{"event_id":"sha256:ee611e25b3bc54fe993a04876c38ec0c480f8245a80ef7a7adcbb716b8795254","target":"graph","created_at":"2026-07-05T06:26:46Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2303.03287/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The performance of multiple reconfigurable intelligent surfaces (RISs) receives limited attention in previous studies. This article fills this research gap by investigating the capabilities of multiple RISs in real-world networks. We propose a simplified yet highly scalable sandwich architecture for implementing one-bit unit cells, with the flexibility to accommodate multi-bit unit cells. To effectively control multiple RISs, we present a cost-effective remote-controlling scheme and develop a cloud-based RIS management system. Through a series of four field trials, we demonstrate the effective","authors_text":"Jianan Zhang, Junshuo Liu, Robert Caiming Qiu, Rujing Xiong, Tiebin Mi, Wei Yang, Wenbo Huang, Xuehui Dong, Zhengyu Wang","cross_cats":["cs.SY"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SY","submitted_at":"2023-03-06T17:01:04Z","title":"Multi-RIS-aided Wireless Communications in Real-world: Prototyping and Field Trials"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2303.03287","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":"sha256:071bbde793525dfe8fefeae4a529111b1bad1ba6363e20a4f4c6e50fec83d8f6","target":"record","created_at":"2026-07-05T06:26:46Z","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":"2516bfe33937ecf577039efcf9245f5d8c548d20758f96cef06cddb1230d8e63","cross_cats_sorted":["cs.SY"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SY","submitted_at":"2023-03-06T17:01:04Z","title_canon_sha256":"21aa2ce87238c53374ba2b7da6532ee39c1eb3ebd01ba3326230c87e4dfb2e0a"},"schema_version":"1.0","source":{"id":"2303.03287","kind":"arxiv","version":2}},"canonical_sha256":"7b8800afc96bef68ede1081d5c170d6d43be7b0bbe8ea9c083526a82cd0cc540","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7b8800afc96bef68ede1081d5c170d6d43be7b0bbe8ea9c083526a82cd0cc540","first_computed_at":"2026-07-05T06:26:46.673326Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:26:46.673326Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"87JHscuZw58wzvvAkDgLC3mPFXj2h0Qe04qH/tQVKQNybErwifaUyxA8q+FlpbnkJ+KmuD42F7sdbBsRyn8qBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T06:26:46.673857Z","signed_message":"canonical_sha256_bytes"},"source_id":"2303.03287","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:071bbde793525dfe8fefeae4a529111b1bad1ba6363e20a4f4c6e50fec83d8f6","sha256:ee611e25b3bc54fe993a04876c38ec0c480f8245a80ef7a7adcbb716b8795254"],"state_sha256":"cdd85b5803aa9c3e0ccb8a7df2abf4aa6af8235c993394b75e486472a44948b3"}