{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:JUQA7SR2XL42KLOI4NQRG7NLU2","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":"2489736f853a961618a20bda54095e9575a81486ef7fae23ad15040041691f45","cross_cats_sorted":["eess.SP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2024-07-26T09:35:50Z","title_canon_sha256":"e7cc6c19cfe43148792acafcb2b6dfa9d03c15c4ca66ec95a7ee7c27f941e7d1"},"schema_version":"1.0","source":{"id":"2407.18627","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.18627","created_at":"2026-07-05T08:48:52Z"},{"alias_kind":"arxiv_version","alias_value":"2407.18627v1","created_at":"2026-07-05T08:48:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.18627","created_at":"2026-07-05T08:48:52Z"},{"alias_kind":"pith_short_12","alias_value":"JUQA7SR2XL42","created_at":"2026-07-05T08:48:52Z"},{"alias_kind":"pith_short_16","alias_value":"JUQA7SR2XL42KLOI","created_at":"2026-07-05T08:48:52Z"},{"alias_kind":"pith_short_8","alias_value":"JUQA7SR2","created_at":"2026-07-05T08:48:52Z"}],"graph_snapshots":[{"event_id":"sha256:9ebd21ac0d93628a61ea6004d7984c55aacc376c949ebc72caa501d3614d79f1","target":"graph","created_at":"2026-07-05T08:48:52Z","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/2407.18627/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) provides a promising way to expand coverage in wireless communications. However, limitation of single STAR-RIS inspire us to integrate the concept of multi-hop transmissions, as focused on RIS in existing research. Therefore, we propose the novel architecture of multi-hop STAR-RISs to achieve a wider range of full-plane service coverage. In this paper, we intend to solve active beamforming of the base station and passive beamforming of STAR-RISs, aiming for maximizing the energy efficiency constrained by h","authors_text":"Kai-Ten Feng, Li-Hsiang Shen, Pei-Hsiang Liao, Po-Chen Wu","cross_cats":["eess.SP"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2024-07-26T09:35:50Z","title":"Multi-Agent Deep Reinforcement Learning for Energy Efficient Multi-Hop STAR-RIS-Assisted Transmissions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.18627","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":"sha256:7e1f3c9187ed519a848a9359ae0ae28028aca6d6731498f65570a8a944423347","target":"record","created_at":"2026-07-05T08:48:52Z","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":"2489736f853a961618a20bda54095e9575a81486ef7fae23ad15040041691f45","cross_cats_sorted":["eess.SP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2024-07-26T09:35:50Z","title_canon_sha256":"e7cc6c19cfe43148792acafcb2b6dfa9d03c15c4ca66ec95a7ee7c27f941e7d1"},"schema_version":"1.0","source":{"id":"2407.18627","kind":"arxiv","version":1}},"canonical_sha256":"4d200fca3abaf9a52dc8e361137daba6b444d65d0c7ad653cc2dcd08474eb37b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4d200fca3abaf9a52dc8e361137daba6b444d65d0c7ad653cc2dcd08474eb37b","first_computed_at":"2026-07-05T08:48:52.572513Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:48:52.572513Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ix3dZc2VQYPcJJyUE6Xl+xUaOpIzbigA+THBdADb2oq+yFZZ4TgWRW+8DFrLmiWUCYo2AXW7hgh7uXMZoenVCw==","signature_status":"signed_v1","signed_at":"2026-07-05T08:48:52.572854Z","signed_message":"canonical_sha256_bytes"},"source_id":"2407.18627","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7e1f3c9187ed519a848a9359ae0ae28028aca6d6731498f65570a8a944423347","sha256:9ebd21ac0d93628a61ea6004d7984c55aacc376c949ebc72caa501d3614d79f1"],"state_sha256":"a1fbc3f3308c046fd2333b13aceab87b6b1f4e26fe8b879c3b63b118ee896dc1"}