{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:VBAOZHYX3KWQX3SKLI4HO3ZNQW","short_pith_number":"pith:VBAOZHYX","canonical_record":{"source":{"id":"2407.03959","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2024-07-04T14:27:16Z","cross_cats_sorted":[],"title_canon_sha256":"909cda40cf650f0fa4ecec2d281084d48d8a8ea30a528ff82b0aa5d576089fef","abstract_canon_sha256":"ced8f2e05fa93386d7039e0b338a21c43a72bc4c23ce507f04c92202a558b08c"},"schema_version":"1.0"},"canonical_sha256":"a840ec9f17daad0bee4a5a38776f2d858d8323f2d9f944ba6d831976ba5a1e90","source":{"kind":"arxiv","id":"2407.03959","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.03959","created_at":"2026-07-05T08:40:26Z"},{"alias_kind":"arxiv_version","alias_value":"2407.03959v1","created_at":"2026-07-05T08:40:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.03959","created_at":"2026-07-05T08:40:26Z"},{"alias_kind":"pith_short_12","alias_value":"VBAOZHYX3KWQ","created_at":"2026-07-05T08:40:26Z"},{"alias_kind":"pith_short_16","alias_value":"VBAOZHYX3KWQX3SK","created_at":"2026-07-05T08:40:26Z"},{"alias_kind":"pith_short_8","alias_value":"VBAOZHYX","created_at":"2026-07-05T08:40:26Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:VBAOZHYX3KWQX3SKLI4HO3ZNQW","target":"record","payload":{"canonical_record":{"source":{"id":"2407.03959","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2024-07-04T14:27:16Z","cross_cats_sorted":[],"title_canon_sha256":"909cda40cf650f0fa4ecec2d281084d48d8a8ea30a528ff82b0aa5d576089fef","abstract_canon_sha256":"ced8f2e05fa93386d7039e0b338a21c43a72bc4c23ce507f04c92202a558b08c"},"schema_version":"1.0"},"canonical_sha256":"a840ec9f17daad0bee4a5a38776f2d858d8323f2d9f944ba6d831976ba5a1e90","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:40:26.809350Z","signature_b64":"DuVsETGDhXbUMZsbWheFR4lgWhJHto5sCSI+zGxErW4GkoyrQUso4IPaqjihoTekzNspueBtv0JlDbI4Vq2LBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a840ec9f17daad0bee4a5a38776f2d858d8323f2d9f944ba6d831976ba5a1e90","last_reissued_at":"2026-07-05T08:40:26.808917Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:40:26.808917Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2407.03959","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":"2026-07-05T08:40:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3S9+IY8sNYz4ZUPv4KBYRdSezv9K8BV4caYsaBcOyTHjNaRtP9nbOU7VA6r2VT3Z41Pj2krrA3gcG+Pvf2VzCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T23:18:18.407583Z"},"content_sha256":"c87cca38110f6f983783f1ce53f2b8565a0484c008da14ce4f6580f0b32202ff","schema_version":"1.0","event_id":"sha256:c87cca38110f6f983783f1ce53f2b8565a0484c008da14ce4f6580f0b32202ff"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:VBAOZHYX3KWQX3SKLI4HO3ZNQW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Skyrmion Hall effect in altermagnets","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Peng Yan, Yunshan Cao, Zhaozhuo Zeng, Zhejunyu Jin","submitted_at":"2024-07-04T14:27:16Z","abstract_excerpt":"It is widely believed that the skyrmion Hall effect is absent in antiferromagnets because of the vanishing topological charge. However, the Aharonov-Casher theory indicates the possibility of topological effects for neutral particles. In this work, we predict the skyrmion Hall effect in emerging altermagnets with zero net magnetization and zero skyrmion charge. We first show that the neutral skyrmion manifests as a magnetic quadrupole in altermagnets. We reveal a hidden gauge field from the magnetic quadrupole, which induces the skyrmion Hall effect when driven by spin transfer torque. Interes"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.03959","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/2407.03959/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":"2026-07-05T08:40:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8Vyf1oCxiQfcV15dh93m7bsZMcYiEHb2ZHXPvV1OW3jNAZkJpzpoF2YnCxrinnaw7AL9xvfajdrjtxB3CsUVDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T23:18:18.408519Z"},"content_sha256":"39be93ff65bf6df20183b90decec03ca3dba6deea6ae34af321f7f158b4954d5","schema_version":"1.0","event_id":"sha256:39be93ff65bf6df20183b90decec03ca3dba6deea6ae34af321f7f158b4954d5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VBAOZHYX3KWQX3SKLI4HO3ZNQW/bundle.json","state_url":"https://pith.science/pith/VBAOZHYX3KWQX3SKLI4HO3ZNQW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VBAOZHYX3KWQX3SKLI4HO3ZNQW/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":"2026-08-14T23:18:18Z","links":{"resolver":"https://pith.science/pith/VBAOZHYX3KWQX3SKLI4HO3ZNQW","bundle":"https://pith.science/pith/VBAOZHYX3KWQX3SKLI4HO3ZNQW/bundle.json","state":"https://pith.science/pith/VBAOZHYX3KWQX3SKLI4HO3ZNQW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VBAOZHYX3KWQX3SKLI4HO3ZNQW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:VBAOZHYX3KWQX3SKLI4HO3ZNQW","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":"ced8f2e05fa93386d7039e0b338a21c43a72bc4c23ce507f04c92202a558b08c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2024-07-04T14:27:16Z","title_canon_sha256":"909cda40cf650f0fa4ecec2d281084d48d8a8ea30a528ff82b0aa5d576089fef"},"schema_version":"1.0","source":{"id":"2407.03959","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.03959","created_at":"2026-07-05T08:40:26Z"},{"alias_kind":"arxiv_version","alias_value":"2407.03959v1","created_at":"2026-07-05T08:40:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.03959","created_at":"2026-07-05T08:40:26Z"},{"alias_kind":"pith_short_12","alias_value":"VBAOZHYX3KWQ","created_at":"2026-07-05T08:40:26Z"},{"alias_kind":"pith_short_16","alias_value":"VBAOZHYX3KWQX3SK","created_at":"2026-07-05T08:40:26Z"},{"alias_kind":"pith_short_8","alias_value":"VBAOZHYX","created_at":"2026-07-05T08:40:26Z"}],"graph_snapshots":[{"event_id":"sha256:39be93ff65bf6df20183b90decec03ca3dba6deea6ae34af321f7f158b4954d5","target":"graph","created_at":"2026-07-05T08:40:26Z","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/2407.03959/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"It is widely believed that the skyrmion Hall effect is absent in antiferromagnets because of the vanishing topological charge. However, the Aharonov-Casher theory indicates the possibility of topological effects for neutral particles. In this work, we predict the skyrmion Hall effect in emerging altermagnets with zero net magnetization and zero skyrmion charge. We first show that the neutral skyrmion manifests as a magnetic quadrupole in altermagnets. We reveal a hidden gauge field from the magnetic quadrupole, which induces the skyrmion Hall effect when driven by spin transfer torque. Interes","authors_text":"Peng Yan, Yunshan Cao, Zhaozhuo Zeng, Zhejunyu Jin","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2024-07-04T14:27:16Z","title":"Skyrmion Hall effect in altermagnets"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.03959","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:c87cca38110f6f983783f1ce53f2b8565a0484c008da14ce4f6580f0b32202ff","target":"record","created_at":"2026-07-05T08:40:26Z","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":"ced8f2e05fa93386d7039e0b338a21c43a72bc4c23ce507f04c92202a558b08c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2024-07-04T14:27:16Z","title_canon_sha256":"909cda40cf650f0fa4ecec2d281084d48d8a8ea30a528ff82b0aa5d576089fef"},"schema_version":"1.0","source":{"id":"2407.03959","kind":"arxiv","version":1}},"canonical_sha256":"a840ec9f17daad0bee4a5a38776f2d858d8323f2d9f944ba6d831976ba5a1e90","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a840ec9f17daad0bee4a5a38776f2d858d8323f2d9f944ba6d831976ba5a1e90","first_computed_at":"2026-07-05T08:40:26.808917Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:40:26.808917Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DuVsETGDhXbUMZsbWheFR4lgWhJHto5sCSI+zGxErW4GkoyrQUso4IPaqjihoTekzNspueBtv0JlDbI4Vq2LBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T08:40:26.809350Z","signed_message":"canonical_sha256_bytes"},"source_id":"2407.03959","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c87cca38110f6f983783f1ce53f2b8565a0484c008da14ce4f6580f0b32202ff","sha256:39be93ff65bf6df20183b90decec03ca3dba6deea6ae34af321f7f158b4954d5"],"state_sha256":"a7197a857c6e7c940fc3f691f6490a19900e98eedf84e18b4236d15177aa01e1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"STmlGhK3vb+T//FD8lJ6jXVHtWvjA/FMePlTej3OY8gnYOwSl+tQY0JD+s5jx+6YNnrabygvYw/305BRnx35AA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-14T23:18:18.414005Z","bundle_sha256":"dbcbedf986c102694eb8e6adb89d157efd65c008ec74889f15bc2cbd3fc713a4"}}