{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:J26VKSFCQ5OWZXRUNOYZZBGTTQ","short_pith_number":"pith:J26VKSFC","schema_version":"1.0","canonical_sha256":"4ebd5548a2875d6cde346bb19c84d39c385245c75cbffe80b757b015a66791d7","source":{"kind":"arxiv","id":"2409.04251","version":1},"attestation_state":"computed","paper":{"title":"Experimental realization of an active time-modulated acoustic circulator","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.app-ph","authors_text":"Matthieu Mall\\'ejac, Romain Fleury","submitted_at":"2024-09-06T13:00:54Z","abstract_excerpt":"Reciprocity is one of the fundamental characteristics of wave propagation in linear time-invariant media with preserved time-reversal symmetry. Breaking reciprocity opens the way to numerous applications in the fields of phononics and photonics, as it allows the unidirectional transport of information and energy carried by waves. In acoustics, achieving non-reciprocal behavior remains a challenge, for which time-varying media are one of the solutions. Here, we design and experimentally demonstrate a three-port non-reciprocal acoustic scatterer that behaves as a circulator for audible sound, by"},"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":"2409.04251","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2024-09-06T13:00:54Z","cross_cats_sorted":[],"title_canon_sha256":"0de71a17c3d9befc9f77dd36a1ab230872313cb3e7a5726b4e5f8c19ff4fa37d","abstract_canon_sha256":"844cee30a709bbb2b44f9d9fca465511ae3d75e62e4b8e2038a1146246638eff"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:04:03.759664Z","signature_b64":"qzMVCse7wEj5u5tnU3W8RwXisl3Teh6GwLmgfo2/PjPjcSZ993UH4bWI/UjLX5xIQ+SUCUWVyxxVfBx5ht+KAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4ebd5548a2875d6cde346bb19c84d39c385245c75cbffe80b757b015a66791d7","last_reissued_at":"2026-07-05T09:04:03.759210Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:04:03.759210Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Experimental realization of an active time-modulated acoustic circulator","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.app-ph","authors_text":"Matthieu Mall\\'ejac, Romain Fleury","submitted_at":"2024-09-06T13:00:54Z","abstract_excerpt":"Reciprocity is one of the fundamental characteristics of wave propagation in linear time-invariant media with preserved time-reversal symmetry. Breaking reciprocity opens the way to numerous applications in the fields of phononics and photonics, as it allows the unidirectional transport of information and energy carried by waves. In acoustics, achieving non-reciprocal behavior remains a challenge, for which time-varying media are one of the solutions. Here, we design and experimentally demonstrate a three-port non-reciprocal acoustic scatterer that behaves as a circulator for audible sound, by"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.04251","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/2409.04251/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":"2409.04251","created_at":"2026-07-05T09:04:03.759272+00:00"},{"alias_kind":"arxiv_version","alias_value":"2409.04251v1","created_at":"2026-07-05T09:04:03.759272+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.04251","created_at":"2026-07-05T09:04:03.759272+00:00"},{"alias_kind":"pith_short_12","alias_value":"J26VKSFCQ5OW","created_at":"2026-07-05T09:04:03.759272+00:00"},{"alias_kind":"pith_short_16","alias_value":"J26VKSFCQ5OWZXRU","created_at":"2026-07-05T09:04:03.759272+00:00"},{"alias_kind":"pith_short_8","alias_value":"J26VKSFC","created_at":"2026-07-05T09:04:03.759272+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2411.16057","citing_title":"Experimental demonstration of a space-time modulated airborne acoustic circulator","ref_index":35,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/J26VKSFCQ5OWZXRUNOYZZBGTTQ","json":"https://pith.science/pith/J26VKSFCQ5OWZXRUNOYZZBGTTQ.json","graph_json":"https://pith.science/api/pith-number/J26VKSFCQ5OWZXRUNOYZZBGTTQ/graph.json","events_json":"https://pith.science/api/pith-number/J26VKSFCQ5OWZXRUNOYZZBGTTQ/events.json","paper":"https://pith.science/paper/J26VKSFC"},"agent_actions":{"view_html":"https://pith.science/pith/J26VKSFCQ5OWZXRUNOYZZBGTTQ","download_json":"https://pith.science/pith/J26VKSFCQ5OWZXRUNOYZZBGTTQ.json","view_paper":"https://pith.science/paper/J26VKSFC","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2409.04251&json=true","fetch_graph":"https://pith.science/api/pith-number/J26VKSFCQ5OWZXRUNOYZZBGTTQ/graph.json","fetch_events":"https://pith.science/api/pith-number/J26VKSFCQ5OWZXRUNOYZZBGTTQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/J26VKSFCQ5OWZXRUNOYZZBGTTQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/J26VKSFCQ5OWZXRUNOYZZBGTTQ/action/storage_attestation","attest_author":"https://pith.science/pith/J26VKSFCQ5OWZXRUNOYZZBGTTQ/action/author_attestation","sign_citation":"https://pith.science/pith/J26VKSFCQ5OWZXRUNOYZZBGTTQ/action/citation_signature","submit_replication":"https://pith.science/pith/J26VKSFCQ5OWZXRUNOYZZBGTTQ/action/replication_record"}},"created_at":"2026-07-05T09:04:03.759272+00:00","updated_at":"2026-07-05T09:04:03.759272+00:00"}