{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:S7X3VMNLFQS43YTOKW4L65IQKA","short_pith_number":"pith:S7X3VMNL","canonical_record":{"source":{"id":"2501.04235","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-01-08T02:20:58Z","cross_cats_sorted":["cond-mat.other","physics.app-ph"],"title_canon_sha256":"ee1bc8b7728a1c84bbe4cecf025d953ced4a78ed043344a22a8d6cde1a1df432","abstract_canon_sha256":"11df747c92a1c575e04f4ed43341ecf73935ac01fb1fdd79d8519e56f426936c"},"schema_version":"1.0"},"canonical_sha256":"97efbab1ab2c25cde26e55b8bf75105000d28ac2e8ae672910c1ca05fb107d12","source":{"kind":"arxiv","id":"2501.04235","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2501.04235","created_at":"2026-07-05T10:27:23Z"},{"alias_kind":"arxiv_version","alias_value":"2501.04235v1","created_at":"2026-07-05T10:27:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2501.04235","created_at":"2026-07-05T10:27:23Z"},{"alias_kind":"pith_short_12","alias_value":"S7X3VMNLFQS4","created_at":"2026-07-05T10:27:23Z"},{"alias_kind":"pith_short_16","alias_value":"S7X3VMNLFQS43YTO","created_at":"2026-07-05T10:27:23Z"},{"alias_kind":"pith_short_8","alias_value":"S7X3VMNL","created_at":"2026-07-05T10:27:23Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:S7X3VMNLFQS43YTOKW4L65IQKA","target":"record","payload":{"canonical_record":{"source":{"id":"2501.04235","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-01-08T02:20:58Z","cross_cats_sorted":["cond-mat.other","physics.app-ph"],"title_canon_sha256":"ee1bc8b7728a1c84bbe4cecf025d953ced4a78ed043344a22a8d6cde1a1df432","abstract_canon_sha256":"11df747c92a1c575e04f4ed43341ecf73935ac01fb1fdd79d8519e56f426936c"},"schema_version":"1.0"},"canonical_sha256":"97efbab1ab2c25cde26e55b8bf75105000d28ac2e8ae672910c1ca05fb107d12","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:27:23.098761Z","signature_b64":"RZ1oU4mQpeISD9pE9TbkMNMVmtQFWRQjUq0F7BLv/O+GR/RZnmmneRULAvpJVOio/1og/EOpFZVqk09NNXG7Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"97efbab1ab2c25cde26e55b8bf75105000d28ac2e8ae672910c1ca05fb107d12","last_reissued_at":"2026-07-05T10:27:23.098256Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:27:23.098256Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2501.04235","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":"2026-07-05T10:27:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zGiPbe/O60E2xrU++cU4qOFNygPRfW4fStDbHWWCSruhcc+kDwHsS6v7wBKN+bLqu6BGGkotLyIwGB+y2x/fCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T03:28:09.064616Z"},"content_sha256":"389d2cb7c5831ea109954fdc86044ada736af915af1da917e24946a851811893","schema_version":"1.0","event_id":"sha256:389d2cb7c5831ea109954fdc86044ada736af915af1da917e24946a851811893"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:S7X3VMNLFQS43YTOKW4L65IQKA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Novel magnetic-field-free switching behavior in vdW-magnet/oxide heterostructure","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.other","physics.app-ph"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Giung Park, Hyuncheol Kim, Hyun-Woo Lee, Je-Geun Park, Jihoon Keum, Jingyuan Cui, Kai-Xuan Zhang, Miyoung Kim, Suik Cheon, Yunyeong Chang","submitted_at":"2025-01-08T02:20:58Z","abstract_excerpt":"Magnetization switching by charge current without a magnetic field is essential for device applications and information technology. It generally requires a current-induced out-of-plane spin polarization beyond the capability of conventional ferromagnet/heavy-metal systems, where the current-induced spin polarization aligns in-plane orthogonal to the in-plane charge current and out-of-plane spin current. Here, we demonstrate a new approach for magnetic-field-free switching by fabricating a van-der-Waals magnet and oxide Fe3GeTe2/SrTiO3 heterostructure. This new magnetic-field-free switching is "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2501.04235","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2501.04235/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":"2026-07-05T10:27:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GEPN0dFyXcj6/IgPjERDrc2px5T7HH1LeJj+1h18gLYPy1x4obKa0xp5gN8TuSP50uK7mZem0YW+MmrGQn6QAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T03:28:09.065154Z"},"content_sha256":"fce131e3456a9662d04bf99be4c5e3ea7604c004f86054edacd9ff7e4ee070fd","schema_version":"1.0","event_id":"sha256:fce131e3456a9662d04bf99be4c5e3ea7604c004f86054edacd9ff7e4ee070fd"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/S7X3VMNLFQS43YTOKW4L65IQKA/bundle.json","state_url":"https://pith.science/pith/S7X3VMNLFQS43YTOKW4L65IQKA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/S7X3VMNLFQS43YTOKW4L65IQKA/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":"2026-08-21T03:28:09Z","links":{"resolver":"https://pith.science/pith/S7X3VMNLFQS43YTOKW4L65IQKA","bundle":"https://pith.science/pith/S7X3VMNLFQS43YTOKW4L65IQKA/bundle.json","state":"https://pith.science/pith/S7X3VMNLFQS43YTOKW4L65IQKA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/S7X3VMNLFQS43YTOKW4L65IQKA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:S7X3VMNLFQS43YTOKW4L65IQKA","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":"11df747c92a1c575e04f4ed43341ecf73935ac01fb1fdd79d8519e56f426936c","cross_cats_sorted":["cond-mat.other","physics.app-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-01-08T02:20:58Z","title_canon_sha256":"ee1bc8b7728a1c84bbe4cecf025d953ced4a78ed043344a22a8d6cde1a1df432"},"schema_version":"1.0","source":{"id":"2501.04235","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2501.04235","created_at":"2026-07-05T10:27:23Z"},{"alias_kind":"arxiv_version","alias_value":"2501.04235v1","created_at":"2026-07-05T10:27:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2501.04235","created_at":"2026-07-05T10:27:23Z"},{"alias_kind":"pith_short_12","alias_value":"S7X3VMNLFQS4","created_at":"2026-07-05T10:27:23Z"},{"alias_kind":"pith_short_16","alias_value":"S7X3VMNLFQS43YTO","created_at":"2026-07-05T10:27:23Z"},{"alias_kind":"pith_short_8","alias_value":"S7X3VMNL","created_at":"2026-07-05T10:27:23Z"}],"graph_snapshots":[{"event_id":"sha256:fce131e3456a9662d04bf99be4c5e3ea7604c004f86054edacd9ff7e4ee070fd","target":"graph","created_at":"2026-07-05T10:27:23Z","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/2501.04235/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Magnetization switching by charge current without a magnetic field is essential for device applications and information technology. It generally requires a current-induced out-of-plane spin polarization beyond the capability of conventional ferromagnet/heavy-metal systems, where the current-induced spin polarization aligns in-plane orthogonal to the in-plane charge current and out-of-plane spin current. Here, we demonstrate a new approach for magnetic-field-free switching by fabricating a van-der-Waals magnet and oxide Fe3GeTe2/SrTiO3 heterostructure. This new magnetic-field-free switching is ","authors_text":"Giung Park, Hyuncheol Kim, Hyun-Woo Lee, Je-Geun Park, Jihoon Keum, Jingyuan Cui, Kai-Xuan Zhang, Miyoung Kim, Suik Cheon, Yunyeong Chang","cross_cats":["cond-mat.other","physics.app-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-01-08T02:20:58Z","title":"Novel magnetic-field-free switching behavior in vdW-magnet/oxide heterostructure"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2501.04235","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":"sha256:389d2cb7c5831ea109954fdc86044ada736af915af1da917e24946a851811893","target":"record","created_at":"2026-07-05T10:27:23Z","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":"11df747c92a1c575e04f4ed43341ecf73935ac01fb1fdd79d8519e56f426936c","cross_cats_sorted":["cond-mat.other","physics.app-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-01-08T02:20:58Z","title_canon_sha256":"ee1bc8b7728a1c84bbe4cecf025d953ced4a78ed043344a22a8d6cde1a1df432"},"schema_version":"1.0","source":{"id":"2501.04235","kind":"arxiv","version":1}},"canonical_sha256":"97efbab1ab2c25cde26e55b8bf75105000d28ac2e8ae672910c1ca05fb107d12","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"97efbab1ab2c25cde26e55b8bf75105000d28ac2e8ae672910c1ca05fb107d12","first_computed_at":"2026-07-05T10:27:23.098256Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:27:23.098256Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RZ1oU4mQpeISD9pE9TbkMNMVmtQFWRQjUq0F7BLv/O+GR/RZnmmneRULAvpJVOio/1og/EOpFZVqk09NNXG7Cw==","signature_status":"signed_v1","signed_at":"2026-07-05T10:27:23.098761Z","signed_message":"canonical_sha256_bytes"},"source_id":"2501.04235","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:389d2cb7c5831ea109954fdc86044ada736af915af1da917e24946a851811893","sha256:fce131e3456a9662d04bf99be4c5e3ea7604c004f86054edacd9ff7e4ee070fd"],"state_sha256":"87798e3bcc4534a8a6e05383c5e0fd81cf9468b252d8cccd6b41893654e54b69"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"N7kaDVf6ViOXa+wzPnRIShL4E3Z1QkdgKac3cjmJjm9sG3TW/Dv/4F1x+3sy5e/RHIqf6Pu1uEIFp+PAgz5PAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-21T03:28:09.069626Z","bundle_sha256":"c2937173082696b29fd36d2404bf95bfcf38eb2d9446d4104ca4a5d552797b54"}}