{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:4LAVH745R2Y676FV3CONRF46LT","short_pith_number":"pith:4LAVH745","canonical_record":{"source":{"id":"2508.13614","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-08-19T08:20:53Z","cross_cats_sorted":[],"title_canon_sha256":"9531a3dbcd93445f8d4525bca37f11a311f89b0421baf443442cfa9754057a54","abstract_canon_sha256":"a0e4ca31cebdad9d309613eb347b0ec891588022b0b2045d214617746fc3aa66"},"schema_version":"1.0"},"canonical_sha256":"e2c153ff9d8eb1eff8b5d89cd8979e5cf6010afdad58a57299e2fc06246dbe02","source":{"kind":"arxiv","id":"2508.13614","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.13614","created_at":"2026-07-05T11:55:51Z"},{"alias_kind":"arxiv_version","alias_value":"2508.13614v1","created_at":"2026-07-05T11:55:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.13614","created_at":"2026-07-05T11:55:51Z"},{"alias_kind":"pith_short_12","alias_value":"4LAVH745R2Y6","created_at":"2026-07-05T11:55:51Z"},{"alias_kind":"pith_short_16","alias_value":"4LAVH745R2Y676FV","created_at":"2026-07-05T11:55:51Z"},{"alias_kind":"pith_short_8","alias_value":"4LAVH745","created_at":"2026-07-05T11:55:51Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:4LAVH745R2Y676FV3CONRF46LT","target":"record","payload":{"canonical_record":{"source":{"id":"2508.13614","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-08-19T08:20:53Z","cross_cats_sorted":[],"title_canon_sha256":"9531a3dbcd93445f8d4525bca37f11a311f89b0421baf443442cfa9754057a54","abstract_canon_sha256":"a0e4ca31cebdad9d309613eb347b0ec891588022b0b2045d214617746fc3aa66"},"schema_version":"1.0"},"canonical_sha256":"e2c153ff9d8eb1eff8b5d89cd8979e5cf6010afdad58a57299e2fc06246dbe02","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:55:51.137357Z","signature_b64":"zBI1YKUwDVYfa8SUa0uqrBiCUwCBQSPwkSDBhi0XDms5X0mdNGYOa2wrxf6fRevwLEjUxLAP/oFc5BzceRMuBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e2c153ff9d8eb1eff8b5d89cd8979e5cf6010afdad58a57299e2fc06246dbe02","last_reissued_at":"2026-07-05T11:55:51.137003Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:55:51.137003Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2508.13614","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":"2026-07-05T11:55:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"e4ZX9bOVyrvXg2gvx3ucwPTA/omTVGBqymYGsZWyItxcMn3/VJcMqUlSSSVZLnhzpWdIfBvyW98AInZjmRV9Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T08:52:16.128928Z"},"content_sha256":"b6e35b7e3c8649ef5e27d8006ed8e81e92f75b15399316054063a4bfe48c716c","schema_version":"1.0","event_id":"sha256:b6e35b7e3c8649ef5e27d8006ed8e81e92f75b15399316054063a4bfe48c716c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:4LAVH745R2Y676FV3CONRF46LT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Unlocking reversible and nonvolatile anomalous valley Hall control through multiferroic van der Waals heterostructures","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Ankita Phutela, Saswata Bhattacharya","submitted_at":"2025-08-19T08:20:53Z","abstract_excerpt":"Achieving external control over the anomalous valley Hall (AVH) effect is essential for advancing valleytronic applications. However, many of the existing approaches suffer from limitations such as irreversibility or volatility. In this work, we propose a general strategy for enabling nonvolatile electrical tuning of the AVH effect by utilizing multiferroic van der Waals heterostructures. Using first-principles density functional theory calculations, we demonstrate that a heterostructure composed of a ferromagnetic monolayer VSSe and a ferroelectric monolayer Al$_2$S$_3$ permits fine control o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.13614","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/2508.13614/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":"2026-07-05T11:55:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Lb4Ni2JSJvurJlplsH6UXtP5hCKqN7ULYYgfw9Z5XEGiAUKpUuT4zxsiPBfFH8xQw6KIXXLz5yEvWQd9+9+JDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T08:52:16.129848Z"},"content_sha256":"54ef0ecaec97967e31b5a1abdec679d94aff8b77cda7b01c7650e5157d7ef173","schema_version":"1.0","event_id":"sha256:54ef0ecaec97967e31b5a1abdec679d94aff8b77cda7b01c7650e5157d7ef173"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4LAVH745R2Y676FV3CONRF46LT/bundle.json","state_url":"https://pith.science/pith/4LAVH745R2Y676FV3CONRF46LT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4LAVH745R2Y676FV3CONRF46LT/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":"2026-08-05T08:52:16Z","links":{"resolver":"https://pith.science/pith/4LAVH745R2Y676FV3CONRF46LT","bundle":"https://pith.science/pith/4LAVH745R2Y676FV3CONRF46LT/bundle.json","state":"https://pith.science/pith/4LAVH745R2Y676FV3CONRF46LT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4LAVH745R2Y676FV3CONRF46LT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:4LAVH745R2Y676FV3CONRF46LT","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":"a0e4ca31cebdad9d309613eb347b0ec891588022b0b2045d214617746fc3aa66","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-08-19T08:20:53Z","title_canon_sha256":"9531a3dbcd93445f8d4525bca37f11a311f89b0421baf443442cfa9754057a54"},"schema_version":"1.0","source":{"id":"2508.13614","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.13614","created_at":"2026-07-05T11:55:51Z"},{"alias_kind":"arxiv_version","alias_value":"2508.13614v1","created_at":"2026-07-05T11:55:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.13614","created_at":"2026-07-05T11:55:51Z"},{"alias_kind":"pith_short_12","alias_value":"4LAVH745R2Y6","created_at":"2026-07-05T11:55:51Z"},{"alias_kind":"pith_short_16","alias_value":"4LAVH745R2Y676FV","created_at":"2026-07-05T11:55:51Z"},{"alias_kind":"pith_short_8","alias_value":"4LAVH745","created_at":"2026-07-05T11:55:51Z"}],"graph_snapshots":[{"event_id":"sha256:54ef0ecaec97967e31b5a1abdec679d94aff8b77cda7b01c7650e5157d7ef173","target":"graph","created_at":"2026-07-05T11:55:51Z","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/2508.13614/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Achieving external control over the anomalous valley Hall (AVH) effect is essential for advancing valleytronic applications. However, many of the existing approaches suffer from limitations such as irreversibility or volatility. In this work, we propose a general strategy for enabling nonvolatile electrical tuning of the AVH effect by utilizing multiferroic van der Waals heterostructures. Using first-principles density functional theory calculations, we demonstrate that a heterostructure composed of a ferromagnetic monolayer VSSe and a ferroelectric monolayer Al$_2$S$_3$ permits fine control o","authors_text":"Ankita Phutela, Saswata Bhattacharya","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-08-19T08:20:53Z","title":"Unlocking reversible and nonvolatile anomalous valley Hall control through multiferroic van der Waals heterostructures"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.13614","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:b6e35b7e3c8649ef5e27d8006ed8e81e92f75b15399316054063a4bfe48c716c","target":"record","created_at":"2026-07-05T11:55:51Z","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":"a0e4ca31cebdad9d309613eb347b0ec891588022b0b2045d214617746fc3aa66","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-08-19T08:20:53Z","title_canon_sha256":"9531a3dbcd93445f8d4525bca37f11a311f89b0421baf443442cfa9754057a54"},"schema_version":"1.0","source":{"id":"2508.13614","kind":"arxiv","version":1}},"canonical_sha256":"e2c153ff9d8eb1eff8b5d89cd8979e5cf6010afdad58a57299e2fc06246dbe02","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e2c153ff9d8eb1eff8b5d89cd8979e5cf6010afdad58a57299e2fc06246dbe02","first_computed_at":"2026-07-05T11:55:51.137003Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:55:51.137003Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"zBI1YKUwDVYfa8SUa0uqrBiCUwCBQSPwkSDBhi0XDms5X0mdNGYOa2wrxf6fRevwLEjUxLAP/oFc5BzceRMuBA==","signature_status":"signed_v1","signed_at":"2026-07-05T11:55:51.137357Z","signed_message":"canonical_sha256_bytes"},"source_id":"2508.13614","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b6e35b7e3c8649ef5e27d8006ed8e81e92f75b15399316054063a4bfe48c716c","sha256:54ef0ecaec97967e31b5a1abdec679d94aff8b77cda7b01c7650e5157d7ef173"],"state_sha256":"9be1631db6faaf6d9f173090738009997eadf6829ab2164b1038543670b07e87"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/wB7UTVdgUBWT2z7EjclJSzctExUGUQxfDCSrVKfAlcKbLa+BWxrQtfj/mLmB198XwDOcAYkyZEtz/U47I5RBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T08:52:16.138178Z","bundle_sha256":"daf0c1df0bea0959d0e05dea2706b1ff277e5593fa03dcfb25b8151a7a1560b5"}}