{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:FBWHWOXWQAMYEY6QESZTHLYS5B","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":"fa8e28097de22c700971d505524434ebedb03c827ba6c112b8cb61499b5e1950","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2019-03-24T07:40:07Z","title_canon_sha256":"1c66a0eb0a8ee8cf62be23fa13daeb51dfc1a0c2114e31ebd54e85edc5c8b10f"},"schema_version":"1.0","source":{"id":"1903.09938","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.09938","created_at":"2026-05-17T23:48:14Z"},{"alias_kind":"arxiv_version","alias_value":"1903.09938v2","created_at":"2026-05-17T23:48:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.09938","created_at":"2026-05-17T23:48:14Z"},{"alias_kind":"pith_short_12","alias_value":"FBWHWOXWQAMY","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_16","alias_value":"FBWHWOXWQAMYEY6Q","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_8","alias_value":"FBWHWOXW","created_at":"2026-05-18T12:33:15Z"}],"graph_snapshots":[{"event_id":"sha256:ca15c85e16e08fc2faac09c75fa603e6a543d92f3b447a67736850d193066b51","target":"graph","created_at":"2026-05-17T23:48:14Z","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"},"paper":{"abstract_excerpt":"A phase diagram of the magnetization dynamics is studied by numerically solving the Landau-Lifshitz-Gilbert (LLG) equation in a spin torque oscillator consisting of asymmetric two free layers that are magnetized in in-plane direction. We calculated the dynamics for a wide range of current density for both low and high field cases, and found many dynamical phases such as synchronization, auto-oscillation with different frequencies, and chaotic dynamics. The observation of the synchronization indicates the presence of a dynamical phase which has not been found experimentally by using the convent","authors_text":"Tomohiro Taniguchi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2019-03-24T07:40:07Z","title":"Synchronized, periodic, and chaotic dynamics in spin torque oscillator with two free layers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.09938","kind":"arxiv","version":2},"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:a19580b1aae44445d3e63573ff2d7eb4a27c58e3574e13cb230a098cc4922144","target":"record","created_at":"2026-05-17T23:48:14Z","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":"fa8e28097de22c700971d505524434ebedb03c827ba6c112b8cb61499b5e1950","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2019-03-24T07:40:07Z","title_canon_sha256":"1c66a0eb0a8ee8cf62be23fa13daeb51dfc1a0c2114e31ebd54e85edc5c8b10f"},"schema_version":"1.0","source":{"id":"1903.09938","kind":"arxiv","version":2}},"canonical_sha256":"286c7b3af680198263d024b333af12e86d4f233e0ccdb6c3e681fff277864b14","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"286c7b3af680198263d024b333af12e86d4f233e0ccdb6c3e681fff277864b14","first_computed_at":"2026-05-17T23:48:14.483142Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:48:14.483142Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"fSjCRY31IKkc+u3nWaBIpPeAluQKjjWciU9aFdC9WZMrg6/5Rcj2n46YxOVZXsPWsrgiMlNZnN/wgPNKv2oSCg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:48:14.483782Z","signed_message":"canonical_sha256_bytes"},"source_id":"1903.09938","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a19580b1aae44445d3e63573ff2d7eb4a27c58e3574e13cb230a098cc4922144","sha256:ca15c85e16e08fc2faac09c75fa603e6a543d92f3b447a67736850d193066b51"],"state_sha256":"73e741c75f14b32c73cca6431614fd8cbff7a84101db198989b64e1209fb152a"}