{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:JR5TRUDN3XHD533CUAHDAAYRXL","short_pith_number":"pith:JR5TRUDN","canonical_record":{"source":{"id":"1805.08486","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-05-22T10:33:35Z","cross_cats_sorted":[],"title_canon_sha256":"ef6e525bb8d5638fa19f7886d50346d73eb1d002f45abd0abaf860e0f6980227","abstract_canon_sha256":"66686d3e1c9871d65af41d16d059796393543a7517b05a0947e8c68b82fae0bd"},"schema_version":"1.0"},"canonical_sha256":"4c7b38d06dddce3eef62a00e300311bae6295ad5a7ca410fbaf0ca682abc2b51","source":{"kind":"arxiv","id":"1805.08486","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.08486","created_at":"2026-05-18T00:11:33Z"},{"alias_kind":"arxiv_version","alias_value":"1805.08486v2","created_at":"2026-05-18T00:11:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.08486","created_at":"2026-05-18T00:11:33Z"},{"alias_kind":"pith_short_12","alias_value":"JR5TRUDN3XHD","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_16","alias_value":"JR5TRUDN3XHD533C","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_8","alias_value":"JR5TRUDN","created_at":"2026-05-18T12:32:31Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:JR5TRUDN3XHD533CUAHDAAYRXL","target":"record","payload":{"canonical_record":{"source":{"id":"1805.08486","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-05-22T10:33:35Z","cross_cats_sorted":[],"title_canon_sha256":"ef6e525bb8d5638fa19f7886d50346d73eb1d002f45abd0abaf860e0f6980227","abstract_canon_sha256":"66686d3e1c9871d65af41d16d059796393543a7517b05a0947e8c68b82fae0bd"},"schema_version":"1.0"},"canonical_sha256":"4c7b38d06dddce3eef62a00e300311bae6295ad5a7ca410fbaf0ca682abc2b51","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:11:33.651135Z","signature_b64":"g1fh7zQBUDe9IFPr7CqeaqqVymZRxtNrVHrDQmVCyIazI4P84iWXJUdlFvt6xk2wrkh2ycH/QwbptvdHjqGJAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4c7b38d06dddce3eef62a00e300311bae6295ad5a7ca410fbaf0ca682abc2b51","last_reissued_at":"2026-05-18T00:11:33.650545Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:11:33.650545Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1805.08486","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:11:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"w2lznvB+nM8tjfZ/Mrw7E1HdkS7S5qEB0omFCDHNPzCazT8GKMNQStHCB8pwEb9PronahRzDUFRMYP14AHHvCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T06:53:53.617433Z"},"content_sha256":"bcbb5a54789f784ade2a02e19419e3a554b2ff5f53f98c8607c0169a5a1971a6","schema_version":"1.0","event_id":"sha256:bcbb5a54789f784ade2a02e19419e3a554b2ff5f53f98c8607c0169a5a1971a6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:JR5TRUDN3XHD533CUAHDAAYRXL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Spin-orbit torque in completely compensated synthetic antiferromagnet","license":"http://creativecommons.org/licenses/by-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"C. Song, F. Pan, G. Y. Shi, H. Q. Wu, L. Y. Liao, P. X. Zhang, R. Q. Zhang, Y. Y. Wang","submitted_at":"2018-05-22T10:33:35Z","abstract_excerpt":"Synthetic antiferromagnets (SAF) have been proposed to replace ferromagnets in magnetic memory devices to reduce the stray field, increase the storage density and improve the thermal stability. Here we investigate the spin-orbit torque in a perpendicularly magnetized Pt/[Co/Pd]/Ru/[Co/Pd] SAF structure, which exhibits completely compensated magnetization and an exchange coupling field up to 2100 Oe. The magnetizations of two Co/Pd layers can be switched between two antiparallel states simultaneously by spin-orbit torque. The magnetization switching can be read out due to much stronger spin-orb"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.08486","kind":"arxiv","version":2},"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":"2026-05-18T00:11:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8inZtn2rdLjwZXQG0/12QX8YS6RCNpdVObUMbIQVY1T1fKnoFB43/c6lttdqda7O4OCtM4ONNHcAevSRHYfOCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T06:53:53.617781Z"},"content_sha256":"2350083d18c838511266e8142051518bb1a08d38c8ead263e8c991de67a95bbd","schema_version":"1.0","event_id":"sha256:2350083d18c838511266e8142051518bb1a08d38c8ead263e8c991de67a95bbd"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JR5TRUDN3XHD533CUAHDAAYRXL/bundle.json","state_url":"https://pith.science/pith/JR5TRUDN3XHD533CUAHDAAYRXL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JR5TRUDN3XHD533CUAHDAAYRXL/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":"2026-06-03T06:53:53Z","links":{"resolver":"https://pith.science/pith/JR5TRUDN3XHD533CUAHDAAYRXL","bundle":"https://pith.science/pith/JR5TRUDN3XHD533CUAHDAAYRXL/bundle.json","state":"https://pith.science/pith/JR5TRUDN3XHD533CUAHDAAYRXL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JR5TRUDN3XHD533CUAHDAAYRXL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:JR5TRUDN3XHD533CUAHDAAYRXL","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":"66686d3e1c9871d65af41d16d059796393543a7517b05a0947e8c68b82fae0bd","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-05-22T10:33:35Z","title_canon_sha256":"ef6e525bb8d5638fa19f7886d50346d73eb1d002f45abd0abaf860e0f6980227"},"schema_version":"1.0","source":{"id":"1805.08486","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.08486","created_at":"2026-05-18T00:11:33Z"},{"alias_kind":"arxiv_version","alias_value":"1805.08486v2","created_at":"2026-05-18T00:11:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.08486","created_at":"2026-05-18T00:11:33Z"},{"alias_kind":"pith_short_12","alias_value":"JR5TRUDN3XHD","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_16","alias_value":"JR5TRUDN3XHD533C","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_8","alias_value":"JR5TRUDN","created_at":"2026-05-18T12:32:31Z"}],"graph_snapshots":[{"event_id":"sha256:2350083d18c838511266e8142051518bb1a08d38c8ead263e8c991de67a95bbd","target":"graph","created_at":"2026-05-18T00:11:33Z","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":"Synthetic antiferromagnets (SAF) have been proposed to replace ferromagnets in magnetic memory devices to reduce the stray field, increase the storage density and improve the thermal stability. Here we investigate the spin-orbit torque in a perpendicularly magnetized Pt/[Co/Pd]/Ru/[Co/Pd] SAF structure, which exhibits completely compensated magnetization and an exchange coupling field up to 2100 Oe. The magnetizations of two Co/Pd layers can be switched between two antiparallel states simultaneously by spin-orbit torque. The magnetization switching can be read out due to much stronger spin-orb","authors_text":"C. Song, F. Pan, G. Y. Shi, H. Q. Wu, L. Y. Liao, P. X. Zhang, R. Q. Zhang, Y. Y. Wang","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-05-22T10:33:35Z","title":"Spin-orbit torque in completely compensated synthetic antiferromagnet"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.08486","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:bcbb5a54789f784ade2a02e19419e3a554b2ff5f53f98c8607c0169a5a1971a6","target":"record","created_at":"2026-05-18T00:11:33Z","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":"66686d3e1c9871d65af41d16d059796393543a7517b05a0947e8c68b82fae0bd","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-05-22T10:33:35Z","title_canon_sha256":"ef6e525bb8d5638fa19f7886d50346d73eb1d002f45abd0abaf860e0f6980227"},"schema_version":"1.0","source":{"id":"1805.08486","kind":"arxiv","version":2}},"canonical_sha256":"4c7b38d06dddce3eef62a00e300311bae6295ad5a7ca410fbaf0ca682abc2b51","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4c7b38d06dddce3eef62a00e300311bae6295ad5a7ca410fbaf0ca682abc2b51","first_computed_at":"2026-05-18T00:11:33.650545Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:11:33.650545Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"g1fh7zQBUDe9IFPr7CqeaqqVymZRxtNrVHrDQmVCyIazI4P84iWXJUdlFvt6xk2wrkh2ycH/QwbptvdHjqGJAg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:11:33.651135Z","signed_message":"canonical_sha256_bytes"},"source_id":"1805.08486","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bcbb5a54789f784ade2a02e19419e3a554b2ff5f53f98c8607c0169a5a1971a6","sha256:2350083d18c838511266e8142051518bb1a08d38c8ead263e8c991de67a95bbd"],"state_sha256":"42ecf602719e8c7314dbee6017afab68cda738c442211210eec0c0f346ce1a71"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bo8Aam9K/7P+s1PE3OGnzSFYYV+3co2EJyl2ZJATA0A4jOaOezb3fZAQ4b+/zehOMLQKb0K+NBWirhnzovK5DQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T06:53:53.619784Z","bundle_sha256":"cce7283eb404897bc0934fd0803daf7bfcb9aad055dd3685c204068c3eeb42c6"}}