{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:GHE7LU3ZEF3JDZCLFGONNZ5FMJ","short_pith_number":"pith:GHE7LU3Z","canonical_record":{"source":{"id":"1801.07842","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-01-24T02:35:57Z","cross_cats_sorted":[],"title_canon_sha256":"d4725a9ab578359691bb058bba209b4b78166b4751bc838b592d2964cd84cd11","abstract_canon_sha256":"415594385f60e0bf826859a9acec7114f2b16b5ee7e8fefa2eaa9db962142d6f"},"schema_version":"1.0"},"canonical_sha256":"31c9f5d379217691e44b299cd6e7a5627af387484b27c763d6b93cd9a192878a","source":{"kind":"arxiv","id":"1801.07842","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.07842","created_at":"2026-05-18T00:25:07Z"},{"alias_kind":"arxiv_version","alias_value":"1801.07842v1","created_at":"2026-05-18T00:25:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.07842","created_at":"2026-05-18T00:25:07Z"},{"alias_kind":"pith_short_12","alias_value":"GHE7LU3ZEF3J","created_at":"2026-05-18T12:32:25Z"},{"alias_kind":"pith_short_16","alias_value":"GHE7LU3ZEF3JDZCL","created_at":"2026-05-18T12:32:25Z"},{"alias_kind":"pith_short_8","alias_value":"GHE7LU3Z","created_at":"2026-05-18T12:32:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:GHE7LU3ZEF3JDZCLFGONNZ5FMJ","target":"record","payload":{"canonical_record":{"source":{"id":"1801.07842","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-01-24T02:35:57Z","cross_cats_sorted":[],"title_canon_sha256":"d4725a9ab578359691bb058bba209b4b78166b4751bc838b592d2964cd84cd11","abstract_canon_sha256":"415594385f60e0bf826859a9acec7114f2b16b5ee7e8fefa2eaa9db962142d6f"},"schema_version":"1.0"},"canonical_sha256":"31c9f5d379217691e44b299cd6e7a5627af387484b27c763d6b93cd9a192878a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:25:07.058784Z","signature_b64":"bWNa+Dcnv2pQ3HKFy/yIn6gZrwzdTj/23v+48rhM/9xH+YwhVFJMc6IZBOo+RGootEGGniD1UP54b0oY6kzlBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"31c9f5d379217691e44b299cd6e7a5627af387484b27c763d6b93cd9a192878a","last_reissued_at":"2026-05-18T00:25:07.058342Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:25:07.058342Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1801.07842","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:25:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4yduFh2FiYZwjkRlKXmb7ekaGb56YlVTkWFrgJLMwpO7vG6YS9kVME8u0OyOT2AQLV8R+MSY8onNQ2z2nrZxDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T19:18:02.815842Z"},"content_sha256":"22d521f811a4ff971d66d09265f1b0c7a01ff6066b3c02b34d112e439062722d","schema_version":"1.0","event_id":"sha256:22d521f811a4ff971d66d09265f1b0c7a01ff6066b3c02b34d112e439062722d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:GHE7LU3ZEF3JDZCLFGONNZ5FMJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Voltage-induced precessional switching at zero-bias magnetic field in a conically magnetized free layer","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"H. Imamura, R. Matsumoto, S. Yuasa, T. Nozaki","submitted_at":"2018-01-24T02:35:57Z","abstract_excerpt":"Voltage-induced magnetization dynamics in a conically magnetized free layer with an elliptic cylinder shape is theoretically studied on the basis of the macrospin model. It is found that an application of voltage pulse can induce the precessional switching of magnetization even at zero-bias magnetic field, which is of substantial importance for device applications such as voltage-controlled nonvolatile memory. Analytical expressions of the conditions for precessional switching are derived."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.07842","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":""},"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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:25:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3fUHKLaToszIXeV9QDN4ztbtX4DnD2GNDjZqWD40tOhI54SUiIluyNkKr2CvN17MrReY7FHAJPAi+PCZt0jtDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T19:18:02.816513Z"},"content_sha256":"dda798d456a683f11f6fa3096c463e774cf96a67059fa1024499a1c1f4df398f","schema_version":"1.0","event_id":"sha256:dda798d456a683f11f6fa3096c463e774cf96a67059fa1024499a1c1f4df398f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GHE7LU3ZEF3JDZCLFGONNZ5FMJ/bundle.json","state_url":"https://pith.science/pith/GHE7LU3ZEF3JDZCLFGONNZ5FMJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GHE7LU3ZEF3JDZCLFGONNZ5FMJ/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-27T19:18:02Z","links":{"resolver":"https://pith.science/pith/GHE7LU3ZEF3JDZCLFGONNZ5FMJ","bundle":"https://pith.science/pith/GHE7LU3ZEF3JDZCLFGONNZ5FMJ/bundle.json","state":"https://pith.science/pith/GHE7LU3ZEF3JDZCLFGONNZ5FMJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GHE7LU3ZEF3JDZCLFGONNZ5FMJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:GHE7LU3ZEF3JDZCLFGONNZ5FMJ","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":"415594385f60e0bf826859a9acec7114f2b16b5ee7e8fefa2eaa9db962142d6f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-01-24T02:35:57Z","title_canon_sha256":"d4725a9ab578359691bb058bba209b4b78166b4751bc838b592d2964cd84cd11"},"schema_version":"1.0","source":{"id":"1801.07842","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.07842","created_at":"2026-05-18T00:25:07Z"},{"alias_kind":"arxiv_version","alias_value":"1801.07842v1","created_at":"2026-05-18T00:25:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.07842","created_at":"2026-05-18T00:25:07Z"},{"alias_kind":"pith_short_12","alias_value":"GHE7LU3ZEF3J","created_at":"2026-05-18T12:32:25Z"},{"alias_kind":"pith_short_16","alias_value":"GHE7LU3ZEF3JDZCL","created_at":"2026-05-18T12:32:25Z"},{"alias_kind":"pith_short_8","alias_value":"GHE7LU3Z","created_at":"2026-05-18T12:32:25Z"}],"graph_snapshots":[{"event_id":"sha256:dda798d456a683f11f6fa3096c463e774cf96a67059fa1024499a1c1f4df398f","target":"graph","created_at":"2026-05-18T00:25:07Z","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":"Voltage-induced magnetization dynamics in a conically magnetized free layer with an elliptic cylinder shape is theoretically studied on the basis of the macrospin model. It is found that an application of voltage pulse can induce the precessional switching of magnetization even at zero-bias magnetic field, which is of substantial importance for device applications such as voltage-controlled nonvolatile memory. Analytical expressions of the conditions for precessional switching are derived.","authors_text":"H. Imamura, R. Matsumoto, S. Yuasa, T. Nozaki","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-01-24T02:35:57Z","title":"Voltage-induced precessional switching at zero-bias magnetic field in a conically magnetized free layer"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.07842","kind":"arxiv","version":1},"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":"sha256:22d521f811a4ff971d66d09265f1b0c7a01ff6066b3c02b34d112e439062722d","target":"record","created_at":"2026-05-18T00:25:07Z","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":"415594385f60e0bf826859a9acec7114f2b16b5ee7e8fefa2eaa9db962142d6f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-01-24T02:35:57Z","title_canon_sha256":"d4725a9ab578359691bb058bba209b4b78166b4751bc838b592d2964cd84cd11"},"schema_version":"1.0","source":{"id":"1801.07842","kind":"arxiv","version":1}},"canonical_sha256":"31c9f5d379217691e44b299cd6e7a5627af387484b27c763d6b93cd9a192878a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"31c9f5d379217691e44b299cd6e7a5627af387484b27c763d6b93cd9a192878a","first_computed_at":"2026-05-18T00:25:07.058342Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:25:07.058342Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bWNa+Dcnv2pQ3HKFy/yIn6gZrwzdTj/23v+48rhM/9xH+YwhVFJMc6IZBOo+RGootEGGniD1UP54b0oY6kzlBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:25:07.058784Z","signed_message":"canonical_sha256_bytes"},"source_id":"1801.07842","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:22d521f811a4ff971d66d09265f1b0c7a01ff6066b3c02b34d112e439062722d","sha256:dda798d456a683f11f6fa3096c463e774cf96a67059fa1024499a1c1f4df398f"],"state_sha256":"26857053c3f21380148790452b11c748ce8e372cec072be996b0ddd0fa01ed6d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4yb6PJU6lVaoDOhsZpQoCdZ9RfUBgtPr2bcnNAK7RGgQhfgn5Ba3Rkz6ZB+5ZKJf9t1KHPalphYc9LA/Egk+Bw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T19:18:02.819985Z","bundle_sha256":"528666915a188c32861c103ae1f292405400c6b5a7bc41b90978cd3c33eae662"}}