{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:HAPSCK4XE3VJ77TXJ5H2BLVUCV","short_pith_number":"pith:HAPSCK4X","canonical_record":{"source":{"id":"1811.09963","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-11-25T06:40:26Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"f9e4e7a1e6fb2b2a3808c2765671bcbfda5476641d4f247cecf06a66dcce6beb","abstract_canon_sha256":"b7c9027e103d04e7f0d200d2a2ac1f758e8ba7b8699810ffb133c5f8d6c9c730"},"schema_version":"1.0"},"canonical_sha256":"381f212b9726ea9ffe774f4fa0aeb41576f969a4bddde41320c091264b1709d0","source":{"kind":"arxiv","id":"1811.09963","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.09963","created_at":"2026-05-17T23:49:56Z"},{"alias_kind":"arxiv_version","alias_value":"1811.09963v1","created_at":"2026-05-17T23:49:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.09963","created_at":"2026-05-17T23:49:56Z"},{"alias_kind":"pith_short_12","alias_value":"HAPSCK4XE3VJ","created_at":"2026-05-18T12:32:28Z"},{"alias_kind":"pith_short_16","alias_value":"HAPSCK4XE3VJ77TX","created_at":"2026-05-18T12:32:28Z"},{"alias_kind":"pith_short_8","alias_value":"HAPSCK4X","created_at":"2026-05-18T12:32:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:HAPSCK4XE3VJ77TXJ5H2BLVUCV","target":"record","payload":{"canonical_record":{"source":{"id":"1811.09963","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-11-25T06:40:26Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"f9e4e7a1e6fb2b2a3808c2765671bcbfda5476641d4f247cecf06a66dcce6beb","abstract_canon_sha256":"b7c9027e103d04e7f0d200d2a2ac1f758e8ba7b8699810ffb133c5f8d6c9c730"},"schema_version":"1.0"},"canonical_sha256":"381f212b9726ea9ffe774f4fa0aeb41576f969a4bddde41320c091264b1709d0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:49:56.842336Z","signature_b64":"xuacT1aHRCJLuDpwSJ1TskrHzEQ/Tk7SfrxiuTkddKD104lyo1Xic8LEkqMrYmSBsN+qt04jWVdpzUzmQSpzBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"381f212b9726ea9ffe774f4fa0aeb41576f969a4bddde41320c091264b1709d0","last_reissued_at":"2026-05-17T23:49:56.841686Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:49:56.841686Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1811.09963","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":"2026-05-17T23:49:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"n2xd7PAGpVjr7r6ghB7L9j+vGLWi439L6xkXvWg7TE7UMYj/0vQnJplqnhcuTvAO2s3EOYYwJ2v6KOTecm3oAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T14:15:07.497401Z"},"content_sha256":"6183017136755ce626ce1e69e77dabb7832476643e0029a3e6f0ba308cbe095e","schema_version":"1.0","event_id":"sha256:6183017136755ce626ce1e69e77dabb7832476643e0029a3e6f0ba308cbe095e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:HAPSCK4XE3VJ77TXJ5H2BLVUCV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Temperature-Dependent Magnetization Reversal in Exchange Bias NiFe/IrMn/NiFe Structures","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.mes-hall","authors_text":"A. Sokolov, Ch. Gritsenko, G. Babaytsev, I. Dzhun, M. Gorshenkov, M. Volochaev, N. Chechenin, Oleg A. Tretiakov, V. Rodionova","submitted_at":"2018-11-25T06:40:26Z","abstract_excerpt":"We demonstrate the magnetization reversal features in NiFe/IrMn/NiFe thin-film structures with 40% and 75% relative content of Ni in Permalloy in the temperature range from 80 K to 300 K. At the descending branches of the hysteresis loops, the magnetization reversal sequence of the two ferromagnetic layers is found to depend on the type of NiFe alloy. In the samples with 75% relative content of Ni, the bottom ferromagnetic layer reverses prior to the top one. On the contrary, in the samples with 40% of Ni, the top ferromagnetic layer reverses prior to the bottom one. These tendencies of magnet"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.09963","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":"2026-05-17T23:49:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cRgBFzew6ubOWkt9m/mlm3lheMLCtDQrHSwlAorkFL65CFJlJXO/t7UExht6PJMwdm65P+zz0mWB6/oMI4DfDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T14:15:07.497737Z"},"content_sha256":"7d9ef92943292b66849ec27cb542042f2478ceb574b3792ddfa6ce3edfae31e7","schema_version":"1.0","event_id":"sha256:7d9ef92943292b66849ec27cb542042f2478ceb574b3792ddfa6ce3edfae31e7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HAPSCK4XE3VJ77TXJ5H2BLVUCV/bundle.json","state_url":"https://pith.science/pith/HAPSCK4XE3VJ77TXJ5H2BLVUCV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HAPSCK4XE3VJ77TXJ5H2BLVUCV/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":"2026-05-28T14:15:07Z","links":{"resolver":"https://pith.science/pith/HAPSCK4XE3VJ77TXJ5H2BLVUCV","bundle":"https://pith.science/pith/HAPSCK4XE3VJ77TXJ5H2BLVUCV/bundle.json","state":"https://pith.science/pith/HAPSCK4XE3VJ77TXJ5H2BLVUCV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HAPSCK4XE3VJ77TXJ5H2BLVUCV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:HAPSCK4XE3VJ77TXJ5H2BLVUCV","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":"b7c9027e103d04e7f0d200d2a2ac1f758e8ba7b8699810ffb133c5f8d6c9c730","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-11-25T06:40:26Z","title_canon_sha256":"f9e4e7a1e6fb2b2a3808c2765671bcbfda5476641d4f247cecf06a66dcce6beb"},"schema_version":"1.0","source":{"id":"1811.09963","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.09963","created_at":"2026-05-17T23:49:56Z"},{"alias_kind":"arxiv_version","alias_value":"1811.09963v1","created_at":"2026-05-17T23:49:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.09963","created_at":"2026-05-17T23:49:56Z"},{"alias_kind":"pith_short_12","alias_value":"HAPSCK4XE3VJ","created_at":"2026-05-18T12:32:28Z"},{"alias_kind":"pith_short_16","alias_value":"HAPSCK4XE3VJ77TX","created_at":"2026-05-18T12:32:28Z"},{"alias_kind":"pith_short_8","alias_value":"HAPSCK4X","created_at":"2026-05-18T12:32:28Z"}],"graph_snapshots":[{"event_id":"sha256:7d9ef92943292b66849ec27cb542042f2478ceb574b3792ddfa6ce3edfae31e7","target":"graph","created_at":"2026-05-17T23:49:56Z","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":"We demonstrate the magnetization reversal features in NiFe/IrMn/NiFe thin-film structures with 40% and 75% relative content of Ni in Permalloy in the temperature range from 80 K to 300 K. At the descending branches of the hysteresis loops, the magnetization reversal sequence of the two ferromagnetic layers is found to depend on the type of NiFe alloy. In the samples with 75% relative content of Ni, the bottom ferromagnetic layer reverses prior to the top one. On the contrary, in the samples with 40% of Ni, the top ferromagnetic layer reverses prior to the bottom one. These tendencies of magnet","authors_text":"A. Sokolov, Ch. Gritsenko, G. Babaytsev, I. Dzhun, M. Gorshenkov, M. Volochaev, N. Chechenin, Oleg A. Tretiakov, V. Rodionova","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-11-25T06:40:26Z","title":"Temperature-Dependent Magnetization Reversal in Exchange Bias NiFe/IrMn/NiFe Structures"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.09963","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":"sha256:6183017136755ce626ce1e69e77dabb7832476643e0029a3e6f0ba308cbe095e","target":"record","created_at":"2026-05-17T23:49:56Z","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":"b7c9027e103d04e7f0d200d2a2ac1f758e8ba7b8699810ffb133c5f8d6c9c730","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-11-25T06:40:26Z","title_canon_sha256":"f9e4e7a1e6fb2b2a3808c2765671bcbfda5476641d4f247cecf06a66dcce6beb"},"schema_version":"1.0","source":{"id":"1811.09963","kind":"arxiv","version":1}},"canonical_sha256":"381f212b9726ea9ffe774f4fa0aeb41576f969a4bddde41320c091264b1709d0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"381f212b9726ea9ffe774f4fa0aeb41576f969a4bddde41320c091264b1709d0","first_computed_at":"2026-05-17T23:49:56.841686Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:49:56.841686Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"xuacT1aHRCJLuDpwSJ1TskrHzEQ/Tk7SfrxiuTkddKD104lyo1Xic8LEkqMrYmSBsN+qt04jWVdpzUzmQSpzBQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:49:56.842336Z","signed_message":"canonical_sha256_bytes"},"source_id":"1811.09963","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6183017136755ce626ce1e69e77dabb7832476643e0029a3e6f0ba308cbe095e","sha256:7d9ef92943292b66849ec27cb542042f2478ceb574b3792ddfa6ce3edfae31e7"],"state_sha256":"08754d664673e645d389ed474badb664a361f561e2ab715c28c41f2f4cf382ef"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"i8IVLGs7KLjvUYhisMZ2I0jjensDz8i0Gd4c1OIDfYBITKxvQsji8Y+Cs3Jybe/qn6WusZqFSrLvIwejEk2JCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T14:15:07.500032Z","bundle_sha256":"4ba8f54b1a84a4f0492c285b6d8e2475876e8663c50ae86ea26cd19b1137277f"}}