{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:ZU3E2YQKSWDIJ3FSDY7VWOFO6T","short_pith_number":"pith:ZU3E2YQK","canonical_record":{"source":{"id":"2501.07716","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-01-13T22:07:00Z","cross_cats_sorted":["cond-mat.other"],"title_canon_sha256":"b5c0dad2efed4717cefa0b290b07c4fb0ae9e7177a0d3fd7e312e5845386e58c","abstract_canon_sha256":"43f20af4ada4fd60d9a47e0bcf3d34ec8a3bb6cf1551e43a1708eb6d2e41a38d"},"schema_version":"1.0"},"canonical_sha256":"cd364d620a958684ecb21e3f5b38aef4c5aa887ad744fe12d8b3231c84113a6b","source":{"kind":"arxiv","id":"2501.07716","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2501.07716","created_at":"2026-07-05T11:10:50Z"},{"alias_kind":"arxiv_version","alias_value":"2501.07716v2","created_at":"2026-07-05T11:10:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2501.07716","created_at":"2026-07-05T11:10:50Z"},{"alias_kind":"pith_short_12","alias_value":"ZU3E2YQKSWDI","created_at":"2026-07-05T11:10:50Z"},{"alias_kind":"pith_short_16","alias_value":"ZU3E2YQKSWDIJ3FS","created_at":"2026-07-05T11:10:50Z"},{"alias_kind":"pith_short_8","alias_value":"ZU3E2YQK","created_at":"2026-07-05T11:10:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:ZU3E2YQKSWDIJ3FSDY7VWOFO6T","target":"record","payload":{"canonical_record":{"source":{"id":"2501.07716","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-01-13T22:07:00Z","cross_cats_sorted":["cond-mat.other"],"title_canon_sha256":"b5c0dad2efed4717cefa0b290b07c4fb0ae9e7177a0d3fd7e312e5845386e58c","abstract_canon_sha256":"43f20af4ada4fd60d9a47e0bcf3d34ec8a3bb6cf1551e43a1708eb6d2e41a38d"},"schema_version":"1.0"},"canonical_sha256":"cd364d620a958684ecb21e3f5b38aef4c5aa887ad744fe12d8b3231c84113a6b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:10:50.393134Z","signature_b64":"Zk/MWrwJLrA3KkztSod3np6/pi/rWAO4H9WVt4FdlO+c2ArBoo9bacQybrHA+an9RXQOsOBJG6MKDE9tcfugAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cd364d620a958684ecb21e3f5b38aef4c5aa887ad744fe12d8b3231c84113a6b","last_reissued_at":"2026-07-05T11:10:50.392647Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:10:50.392647Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2501.07716","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":"2026-07-05T11:10:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"r6Dt7c+BvDSntJhsg7fbtc9bxJsPhH7S2LX31OXuKdazaUhRJ5ayyvBBKkoC1VZ2/BOrLs0axUCexZ4S5x44BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T05:08:05.133417Z"},"content_sha256":"ba3d23e4ecd986e1050223d4cc1efa4dc075fa9e0dc92eba5f06e96caca31b10","schema_version":"1.0","event_id":"sha256:ba3d23e4ecd986e1050223d4cc1efa4dc075fa9e0dc92eba5f06e96caca31b10"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:ZU3E2YQKSWDIJ3FSDY7VWOFO6T","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Electrical Control of the Exchange Bias Effect at Model Ferromagnet-Altermagnet Junctions","license":"http://creativecommons.org/licenses/by-sa/4.0/","headline":"","cross_cats":["cond-mat.other"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Alvaro S. Nunez, Gaspar De la Barrera","submitted_at":"2025-01-13T22:07:00Z","abstract_excerpt":"This work analyzes the behavior of the interface between a ferromagnetic material and an alter-magnet. We use a well-established line of arguments based on electronic mean-field calculations to show that new surface phenomena that lead to altermagnetic materials induce an exchange bias effect on the nearby ferromagnet. We reveal the physical mechanisms behind this phenomenon that lead to quantitative control over its strength. Interestingly, we predict exotic electric-field-induced phenomena. This is an analogy to the relationship between exchange bias and the injection of spin currents in spi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2501.07716","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2501.07716/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T11:10:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"q9UQyxqS34p8j65GCYGAUXkqcZKJSle6619IFYkwHZouVGx4YrnOJlFpNKXXK0MJojqfBhBtGLDBdrEN8j4MAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T05:08:05.134128Z"},"content_sha256":"84ea1e5c151543c24540c3a7deb73732a246e652d55b8a700b254685124852a4","schema_version":"1.0","event_id":"sha256:84ea1e5c151543c24540c3a7deb73732a246e652d55b8a700b254685124852a4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZU3E2YQKSWDIJ3FSDY7VWOFO6T/bundle.json","state_url":"https://pith.science/pith/ZU3E2YQKSWDIJ3FSDY7VWOFO6T/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZU3E2YQKSWDIJ3FSDY7VWOFO6T/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":"2026-07-07T05:08:05Z","links":{"resolver":"https://pith.science/pith/ZU3E2YQKSWDIJ3FSDY7VWOFO6T","bundle":"https://pith.science/pith/ZU3E2YQKSWDIJ3FSDY7VWOFO6T/bundle.json","state":"https://pith.science/pith/ZU3E2YQKSWDIJ3FSDY7VWOFO6T/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZU3E2YQKSWDIJ3FSDY7VWOFO6T/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:ZU3E2YQKSWDIJ3FSDY7VWOFO6T","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":"43f20af4ada4fd60d9a47e0bcf3d34ec8a3bb6cf1551e43a1708eb6d2e41a38d","cross_cats_sorted":["cond-mat.other"],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-01-13T22:07:00Z","title_canon_sha256":"b5c0dad2efed4717cefa0b290b07c4fb0ae9e7177a0d3fd7e312e5845386e58c"},"schema_version":"1.0","source":{"id":"2501.07716","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2501.07716","created_at":"2026-07-05T11:10:50Z"},{"alias_kind":"arxiv_version","alias_value":"2501.07716v2","created_at":"2026-07-05T11:10:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2501.07716","created_at":"2026-07-05T11:10:50Z"},{"alias_kind":"pith_short_12","alias_value":"ZU3E2YQKSWDI","created_at":"2026-07-05T11:10:50Z"},{"alias_kind":"pith_short_16","alias_value":"ZU3E2YQKSWDIJ3FS","created_at":"2026-07-05T11:10:50Z"},{"alias_kind":"pith_short_8","alias_value":"ZU3E2YQK","created_at":"2026-07-05T11:10:50Z"}],"graph_snapshots":[{"event_id":"sha256:84ea1e5c151543c24540c3a7deb73732a246e652d55b8a700b254685124852a4","target":"graph","created_at":"2026-07-05T11:10:50Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2501.07716/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"This work analyzes the behavior of the interface between a ferromagnetic material and an alter-magnet. We use a well-established line of arguments based on electronic mean-field calculations to show that new surface phenomena that lead to altermagnetic materials induce an exchange bias effect on the nearby ferromagnet. We reveal the physical mechanisms behind this phenomenon that lead to quantitative control over its strength. Interestingly, we predict exotic electric-field-induced phenomena. This is an analogy to the relationship between exchange bias and the injection of spin currents in spi","authors_text":"Alvaro S. Nunez, Gaspar De la Barrera","cross_cats":["cond-mat.other"],"headline":"","license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-01-13T22:07:00Z","title":"Electrical Control of the Exchange Bias Effect at Model Ferromagnet-Altermagnet Junctions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2501.07716","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:ba3d23e4ecd986e1050223d4cc1efa4dc075fa9e0dc92eba5f06e96caca31b10","target":"record","created_at":"2026-07-05T11:10:50Z","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":"43f20af4ada4fd60d9a47e0bcf3d34ec8a3bb6cf1551e43a1708eb6d2e41a38d","cross_cats_sorted":["cond-mat.other"],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-01-13T22:07:00Z","title_canon_sha256":"b5c0dad2efed4717cefa0b290b07c4fb0ae9e7177a0d3fd7e312e5845386e58c"},"schema_version":"1.0","source":{"id":"2501.07716","kind":"arxiv","version":2}},"canonical_sha256":"cd364d620a958684ecb21e3f5b38aef4c5aa887ad744fe12d8b3231c84113a6b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cd364d620a958684ecb21e3f5b38aef4c5aa887ad744fe12d8b3231c84113a6b","first_computed_at":"2026-07-05T11:10:50.392647Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:10:50.392647Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Zk/MWrwJLrA3KkztSod3np6/pi/rWAO4H9WVt4FdlO+c2ArBoo9bacQybrHA+an9RXQOsOBJG6MKDE9tcfugAg==","signature_status":"signed_v1","signed_at":"2026-07-05T11:10:50.393134Z","signed_message":"canonical_sha256_bytes"},"source_id":"2501.07716","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ba3d23e4ecd986e1050223d4cc1efa4dc075fa9e0dc92eba5f06e96caca31b10","sha256:84ea1e5c151543c24540c3a7deb73732a246e652d55b8a700b254685124852a4"],"state_sha256":"194fb3d7544715c8fd200ac9770542b475f9b7d3bee10b2a7ec7e475cd5d4dd6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tR8wSZGlD1tjW0pfj31I93Y50v3XfKK6GaeahONJGL4ekiHu5TjC5699T/LUp3X8fC7/ekG5S6Iq290yxHS0Aw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T05:08:05.137997Z","bundle_sha256":"7befd1bc8fd2852e61c707010d2d717891d20cbff409c73995de318c26c44230"}}