{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:NOC4XH3QXUTWMHHCNMSCZO5KJ5","short_pith_number":"pith:NOC4XH3Q","schema_version":"1.0","canonical_sha256":"6b85cb9f70bd27661ce26b242cbbaa4f6ad181757d1e30e9890299aa79a34bc7","source":{"kind":"arxiv","id":"2505.13829","version":1},"attestation_state":"computed","paper":{"title":"Deeply Nonlinear Magnonic Directional Coupler","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Andrii V. Chumak, Philipp Pirro, Qi Wang, Roman Verba, Xu Ge","submitted_at":"2025-05-20T02:18:34Z","abstract_excerpt":"Dipolar coupling between closely spaced magnetic waveguides enables the design of magnonic directional couplers - universal devices capable of functioning as signal combiners, power splitters, demultiplexers, and more. The wavelength-dependent coupling, combined with the weak nonlinear variation of a spin wave's wavelength at constant-frequency, introduces power-dependent characteristics of directional couplers. This property has been leveraged in the development of magnonic logic elements and other applications. Here, we explore another nonlinear phenomenon in a directional coupler arising pu"},"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":"2505.13829","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2025-05-20T02:18:34Z","cross_cats_sorted":[],"title_canon_sha256":"ee23db4446b9f50135f83dbf4d643b712b81894fd30ea28d19db14924fa34aee","abstract_canon_sha256":"08cda8283a6c687cb798576dae25febb361d3466ebf04a7310aee2115cc46a6c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:05:51.576393Z","signature_b64":"2z/ZHDxjoPWBqBg9eTUs+SCM4PLJYagKakw5j5+zh0WkyNRkIgyFZwQ1qY4fuU7AP71zxOsqbZxsqyZwo3CjDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6b85cb9f70bd27661ce26b242cbbaa4f6ad181757d1e30e9890299aa79a34bc7","last_reissued_at":"2026-07-05T11:05:51.575013Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:05:51.575013Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Deeply Nonlinear Magnonic Directional Coupler","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Andrii V. Chumak, Philipp Pirro, Qi Wang, Roman Verba, Xu Ge","submitted_at":"2025-05-20T02:18:34Z","abstract_excerpt":"Dipolar coupling between closely spaced magnetic waveguides enables the design of magnonic directional couplers - universal devices capable of functioning as signal combiners, power splitters, demultiplexers, and more. The wavelength-dependent coupling, combined with the weak nonlinear variation of a spin wave's wavelength at constant-frequency, introduces power-dependent characteristics of directional couplers. This property has been leveraged in the development of magnonic logic elements and other applications. Here, we explore another nonlinear phenomenon in a directional coupler arising pu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.13829","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/2505.13829/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":"2505.13829","created_at":"2026-07-05T11:05:51.575585+00:00"},{"alias_kind":"arxiv_version","alias_value":"2505.13829v1","created_at":"2026-07-05T11:05:51.575585+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.13829","created_at":"2026-07-05T11:05:51.575585+00:00"},{"alias_kind":"pith_short_12","alias_value":"NOC4XH3QXUTW","created_at":"2026-07-05T11:05:51.575585+00:00"},{"alias_kind":"pith_short_16","alias_value":"NOC4XH3QXUTWMHHC","created_at":"2026-07-05T11:05:51.575585+00:00"},{"alias_kind":"pith_short_8","alias_value":"NOC4XH3Q","created_at":"2026-07-05T11:05:51.575585+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/NOC4XH3QXUTWMHHCNMSCZO5KJ5","json":"https://pith.science/pith/NOC4XH3QXUTWMHHCNMSCZO5KJ5.json","graph_json":"https://pith.science/api/pith-number/NOC4XH3QXUTWMHHCNMSCZO5KJ5/graph.json","events_json":"https://pith.science/api/pith-number/NOC4XH3QXUTWMHHCNMSCZO5KJ5/events.json","paper":"https://pith.science/paper/NOC4XH3Q"},"agent_actions":{"view_html":"https://pith.science/pith/NOC4XH3QXUTWMHHCNMSCZO5KJ5","download_json":"https://pith.science/pith/NOC4XH3QXUTWMHHCNMSCZO5KJ5.json","view_paper":"https://pith.science/paper/NOC4XH3Q","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2505.13829&json=true","fetch_graph":"https://pith.science/api/pith-number/NOC4XH3QXUTWMHHCNMSCZO5KJ5/graph.json","fetch_events":"https://pith.science/api/pith-number/NOC4XH3QXUTWMHHCNMSCZO5KJ5/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/NOC4XH3QXUTWMHHCNMSCZO5KJ5/action/timestamp_anchor","attest_storage":"https://pith.science/pith/NOC4XH3QXUTWMHHCNMSCZO5KJ5/action/storage_attestation","attest_author":"https://pith.science/pith/NOC4XH3QXUTWMHHCNMSCZO5KJ5/action/author_attestation","sign_citation":"https://pith.science/pith/NOC4XH3QXUTWMHHCNMSCZO5KJ5/action/citation_signature","submit_replication":"https://pith.science/pith/NOC4XH3QXUTWMHHCNMSCZO5KJ5/action/replication_record"}},"created_at":"2026-07-05T11:05:51.575585+00:00","updated_at":"2026-07-05T11:05:51.575585+00:00"}