{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:F3GNWSR3QW5PKYWATWL5KF56TJ","short_pith_number":"pith:F3GNWSR3","schema_version":"1.0","canonical_sha256":"2eccdb4a3b85baf562c09d97d517be9a59933fc3b0b39f6ba1821d3119101a9b","source":{"kind":"arxiv","id":"2505.05971","version":1},"attestation_state":"computed","paper":{"title":"Beyond Diagonal RIS Design for Parameter Estimation With and Without Eavesdropping","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.IT","math.IT"],"primary_cat":"eess.SP","authors_text":"\\\"Ozlem Tu\\u{g}fe Demir, Sinan Gezici","submitted_at":"2025-05-09T11:48:39Z","abstract_excerpt":"In this letter, we investigate the transmission of a complex-valued parameter vector from a transmitter to an intended receiver, considering both the presence and absence of an eavesdropper. The direct links from the transmitter to both the intended receiver and the eavesdropper are assumed to be blocked, and communications occur solely through cascaded channels facilitated by a beyond-diagonal reconfigurable intelligent surface (BD-RIS). While previous research has considered this system under conventional (diagonal) RIS assistance, we extend the setup to incorporate BD-RIS and quantify the r"},"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":"2505.05971","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2025-05-09T11:48:39Z","cross_cats_sorted":["cs.IT","math.IT"],"title_canon_sha256":"8844d9950a69ada8fecd688eb922b5175317ed2d1fcb12ed5d3ea73dbbac7236","abstract_canon_sha256":"4535801f05deeb39ae2cdc7de350e5984edf95353756e53da06fde31ff29ea8a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:00:51.060622Z","signature_b64":"5z5q1e9x0a1xVZMknTp8VUPYxcsGVkPd8c5r9JiDTKkrIkVYHVhqwFBSqKPL8dly+NPJs7SIyjIYdYNm8lpbDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2eccdb4a3b85baf562c09d97d517be9a59933fc3b0b39f6ba1821d3119101a9b","last_reissued_at":"2026-07-05T11:00:51.060155Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:00:51.060155Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Beyond Diagonal RIS Design for Parameter Estimation With and Without Eavesdropping","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.IT","math.IT"],"primary_cat":"eess.SP","authors_text":"\\\"Ozlem Tu\\u{g}fe Demir, Sinan Gezici","submitted_at":"2025-05-09T11:48:39Z","abstract_excerpt":"In this letter, we investigate the transmission of a complex-valued parameter vector from a transmitter to an intended receiver, considering both the presence and absence of an eavesdropper. The direct links from the transmitter to both the intended receiver and the eavesdropper are assumed to be blocked, and communications occur solely through cascaded channels facilitated by a beyond-diagonal reconfigurable intelligent surface (BD-RIS). While previous research has considered this system under conventional (diagonal) RIS assistance, we extend the setup to incorporate BD-RIS and quantify the r"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.05971","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/2505.05971/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":"2505.05971","created_at":"2026-07-05T11:00:51.060217+00:00"},{"alias_kind":"arxiv_version","alias_value":"2505.05971v1","created_at":"2026-07-05T11:00:51.060217+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.05971","created_at":"2026-07-05T11:00:51.060217+00:00"},{"alias_kind":"pith_short_12","alias_value":"F3GNWSR3QW5P","created_at":"2026-07-05T11:00:51.060217+00:00"},{"alias_kind":"pith_short_16","alias_value":"F3GNWSR3QW5PKYWA","created_at":"2026-07-05T11:00:51.060217+00:00"},{"alias_kind":"pith_short_8","alias_value":"F3GNWSR3","created_at":"2026-07-05T11:00:51.060217+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/F3GNWSR3QW5PKYWATWL5KF56TJ","json":"https://pith.science/pith/F3GNWSR3QW5PKYWATWL5KF56TJ.json","graph_json":"https://pith.science/api/pith-number/F3GNWSR3QW5PKYWATWL5KF56TJ/graph.json","events_json":"https://pith.science/api/pith-number/F3GNWSR3QW5PKYWATWL5KF56TJ/events.json","paper":"https://pith.science/paper/F3GNWSR3"},"agent_actions":{"view_html":"https://pith.science/pith/F3GNWSR3QW5PKYWATWL5KF56TJ","download_json":"https://pith.science/pith/F3GNWSR3QW5PKYWATWL5KF56TJ.json","view_paper":"https://pith.science/paper/F3GNWSR3","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2505.05971&json=true","fetch_graph":"https://pith.science/api/pith-number/F3GNWSR3QW5PKYWATWL5KF56TJ/graph.json","fetch_events":"https://pith.science/api/pith-number/F3GNWSR3QW5PKYWATWL5KF56TJ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/F3GNWSR3QW5PKYWATWL5KF56TJ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/F3GNWSR3QW5PKYWATWL5KF56TJ/action/storage_attestation","attest_author":"https://pith.science/pith/F3GNWSR3QW5PKYWATWL5KF56TJ/action/author_attestation","sign_citation":"https://pith.science/pith/F3GNWSR3QW5PKYWATWL5KF56TJ/action/citation_signature","submit_replication":"https://pith.science/pith/F3GNWSR3QW5PKYWATWL5KF56TJ/action/replication_record"}},"created_at":"2026-07-05T11:00:51.060217+00:00","updated_at":"2026-07-05T11:00:51.060217+00:00"}