{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:PH6T55CZ3ALOF5TQELT3RASMZF","short_pith_number":"pith:PH6T55CZ","schema_version":"1.0","canonical_sha256":"79fd3ef459d816e2f67022e7b8824cc95c1788b50473da1d59d1fdae805176fc","source":{"kind":"arxiv","id":"1905.12757","version":1},"attestation_state":"computed","paper":{"title":"Uncorrelated Configurations and Field Uniformity in Reverberation Chambers Stirred by Tunable Metasurfaces","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nlin.CD"],"primary_cat":"physics.app-ph","authors_text":"Fabrice Mortessagne, Geoffroy Lerosey, Jean-Baptiste Gros, Olivier Legrand, Ulrich Kuhl","submitted_at":"2019-05-29T22:41:26Z","abstract_excerpt":"Reverberation chambers are currently used to test electromagnetic compatibility as well as to characterize antenna efficiency, wireless devices, and MIMO systems. The related measurements are based on statistical averages and their fluctuations. We introduce a very efficient mode stirring process based on electronically reconfigurable metasurfaces (ERMs). By locally changing the field boundary conditions, the ERMs allow to generate a humongous number of uncorrelated field realizations even within small reverberation chambers. We fully experimentally characterize this stirring process by determ"},"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":"1905.12757","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2019-05-29T22:41:26Z","cross_cats_sorted":["nlin.CD"],"title_canon_sha256":"0b72404fbdcc8d173861265ab65071927563c90159d73de21e367615d9dc1d89","abstract_canon_sha256":"c189019c4d7dc6a919b0d132313cf225267ccb46c809e2e0eeb900956c6d90a4"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:54:48.690647Z","signature_b64":"F+Iu/g5LV2C7TENtOdtn6um5fhJXoD35L7oMHoD74GUIwIJ7YH/zwWr4KPGodmfmUUFCJRsx60wUu87XHZH9Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"79fd3ef459d816e2f67022e7b8824cc95c1788b50473da1d59d1fdae805176fc","last_reissued_at":"2026-07-05T02:54:48.690218Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:54:48.690218Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Uncorrelated Configurations and Field Uniformity in Reverberation Chambers Stirred by Tunable Metasurfaces","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nlin.CD"],"primary_cat":"physics.app-ph","authors_text":"Fabrice Mortessagne, Geoffroy Lerosey, Jean-Baptiste Gros, Olivier Legrand, Ulrich Kuhl","submitted_at":"2019-05-29T22:41:26Z","abstract_excerpt":"Reverberation chambers are currently used to test electromagnetic compatibility as well as to characterize antenna efficiency, wireless devices, and MIMO systems. The related measurements are based on statistical averages and their fluctuations. We introduce a very efficient mode stirring process based on electronically reconfigurable metasurfaces (ERMs). By locally changing the field boundary conditions, the ERMs allow to generate a humongous number of uncorrelated field realizations even within small reverberation chambers. We fully experimentally characterize this stirring process by determ"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1905.12757","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/1905.12757/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":"1905.12757","created_at":"2026-07-05T02:54:48.690282+00:00"},{"alias_kind":"arxiv_version","alias_value":"1905.12757v1","created_at":"2026-07-05T02:54:48.690282+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1905.12757","created_at":"2026-07-05T02:54:48.690282+00:00"},{"alias_kind":"pith_short_12","alias_value":"PH6T55CZ3ALO","created_at":"2026-07-05T02:54:48.690282+00:00"},{"alias_kind":"pith_short_16","alias_value":"PH6T55CZ3ALOF5TQ","created_at":"2026-07-05T02:54:48.690282+00:00"},{"alias_kind":"pith_short_8","alias_value":"PH6T55CZ","created_at":"2026-07-05T02:54:48.690282+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/PH6T55CZ3ALOF5TQELT3RASMZF","json":"https://pith.science/pith/PH6T55CZ3ALOF5TQELT3RASMZF.json","graph_json":"https://pith.science/api/pith-number/PH6T55CZ3ALOF5TQELT3RASMZF/graph.json","events_json":"https://pith.science/api/pith-number/PH6T55CZ3ALOF5TQELT3RASMZF/events.json","paper":"https://pith.science/paper/PH6T55CZ"},"agent_actions":{"view_html":"https://pith.science/pith/PH6T55CZ3ALOF5TQELT3RASMZF","download_json":"https://pith.science/pith/PH6T55CZ3ALOF5TQELT3RASMZF.json","view_paper":"https://pith.science/paper/PH6T55CZ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1905.12757&json=true","fetch_graph":"https://pith.science/api/pith-number/PH6T55CZ3ALOF5TQELT3RASMZF/graph.json","fetch_events":"https://pith.science/api/pith-number/PH6T55CZ3ALOF5TQELT3RASMZF/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/PH6T55CZ3ALOF5TQELT3RASMZF/action/timestamp_anchor","attest_storage":"https://pith.science/pith/PH6T55CZ3ALOF5TQELT3RASMZF/action/storage_attestation","attest_author":"https://pith.science/pith/PH6T55CZ3ALOF5TQELT3RASMZF/action/author_attestation","sign_citation":"https://pith.science/pith/PH6T55CZ3ALOF5TQELT3RASMZF/action/citation_signature","submit_replication":"https://pith.science/pith/PH6T55CZ3ALOF5TQELT3RASMZF/action/replication_record"}},"created_at":"2026-07-05T02:54:48.690282+00:00","updated_at":"2026-07-05T02:54:48.690282+00:00"}