{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:W4I7MTWPXUUQVGECAWPNEITCUZ","short_pith_number":"pith:W4I7MTWP","canonical_record":{"source":{"id":"2504.18308","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-04-25T12:35:24Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"6e1787f13bda6ce3e744196e2362ea45a7709cd7c22f59ed58e793a03143af79","abstract_canon_sha256":"ee828685ae94abc94a1b8463c1a00db9a7f22742aa657d07e0241baf0f30df68"},"schema_version":"1.0"},"canonical_sha256":"b711f64ecfbd290a9882059ed22262a66251c3739c41efa4501cef38750e06e6","source":{"kind":"arxiv","id":"2504.18308","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.18308","created_at":"2026-07-05T10:54:05Z"},{"alias_kind":"arxiv_version","alias_value":"2504.18308v1","created_at":"2026-07-05T10:54:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.18308","created_at":"2026-07-05T10:54:05Z"},{"alias_kind":"pith_short_12","alias_value":"W4I7MTWPXUUQ","created_at":"2026-07-05T10:54:05Z"},{"alias_kind":"pith_short_16","alias_value":"W4I7MTWPXUUQVGEC","created_at":"2026-07-05T10:54:05Z"},{"alias_kind":"pith_short_8","alias_value":"W4I7MTWP","created_at":"2026-07-05T10:54:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:W4I7MTWPXUUQVGECAWPNEITCUZ","target":"record","payload":{"canonical_record":{"source":{"id":"2504.18308","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-04-25T12:35:24Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"6e1787f13bda6ce3e744196e2362ea45a7709cd7c22f59ed58e793a03143af79","abstract_canon_sha256":"ee828685ae94abc94a1b8463c1a00db9a7f22742aa657d07e0241baf0f30df68"},"schema_version":"1.0"},"canonical_sha256":"b711f64ecfbd290a9882059ed22262a66251c3739c41efa4501cef38750e06e6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:54:05.226387Z","signature_b64":"LHkw8TrRSAtQ5y7ksPSGtXQgZrr0vGYRDczif3UO5GEk6uYvrdzHbODC7QtHbRRR/eYrYT89mV+zm2nxFgFXAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b711f64ecfbd290a9882059ed22262a66251c3739c41efa4501cef38750e06e6","last_reissued_at":"2026-07-05T10:54:05.225888Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:54:05.225888Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2504.18308","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":"2026-07-05T10:54:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"y1l8sj9C3H9nMCSS6kJUiD5vx0sbDHxWqJkZ3yJOjVQpOe0yJBLHyum0Jpc5Rhn9P8mnv8oU6w7FRUub5lR2Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T23:32:13.769885Z"},"content_sha256":"99f6c33783cdc1ad9b80bb6a4ebbab9b083d2a59120c445b43117cfed79f3588","schema_version":"1.0","event_id":"sha256:99f6c33783cdc1ad9b80bb6a4ebbab9b083d2a59120c445b43117cfed79f3588"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:W4I7MTWPXUUQVGECAWPNEITCUZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Valley Polarization and Anomalous Valley Hall Effect in Altermagnet Ti2Se2S with Multipiezo Properties","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Chao Wu, Hanbo Sun, Ping Li, Weihang Zhao, Wenjun Xia, Xin Hu, Yin-Zhong Wu","submitted_at":"2025-04-25T12:35:24Z","abstract_excerpt":"Recently, altermagnets demonstrate numerous newfangle physical phenomena due to their inherent antiferromagnetic coupling and spontaneous spin splitting, that are anticipated to enable innovative spintronic devices. However, the rare two-dimensional altermagnets have been reported, making it difficult to meet the requirements for high-performance spintronic devices on account of the growth big data. Here, we predict a stable monolayer Ti2Se2S with out-of-plane altermagnetic ground state and giant valley splitting. The electronic properties of altermagnet Ti2Se2S are highly dependent on the ons"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.18308","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/2504.18308/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":"2026-07-05T10:54:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"W7kU4qkIsnfJebg094hgHrmYkbezy60e8xz5CroTzVYGAHjtgJ01/U46PKS2OQzFIvVtjViFKghTFKDjUDk9DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T23:32:13.770217Z"},"content_sha256":"578f44b4fcfa19f8d31b749ab8d039ebe047bec30812ba9b80accc52073a56d5","schema_version":"1.0","event_id":"sha256:578f44b4fcfa19f8d31b749ab8d039ebe047bec30812ba9b80accc52073a56d5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/W4I7MTWPXUUQVGECAWPNEITCUZ/bundle.json","state_url":"https://pith.science/pith/W4I7MTWPXUUQVGECAWPNEITCUZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/W4I7MTWPXUUQVGECAWPNEITCUZ/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":"2026-08-14T23:32:13Z","links":{"resolver":"https://pith.science/pith/W4I7MTWPXUUQVGECAWPNEITCUZ","bundle":"https://pith.science/pith/W4I7MTWPXUUQVGECAWPNEITCUZ/bundle.json","state":"https://pith.science/pith/W4I7MTWPXUUQVGECAWPNEITCUZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/W4I7MTWPXUUQVGECAWPNEITCUZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:W4I7MTWPXUUQVGECAWPNEITCUZ","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":"ee828685ae94abc94a1b8463c1a00db9a7f22742aa657d07e0241baf0f30df68","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-04-25T12:35:24Z","title_canon_sha256":"6e1787f13bda6ce3e744196e2362ea45a7709cd7c22f59ed58e793a03143af79"},"schema_version":"1.0","source":{"id":"2504.18308","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.18308","created_at":"2026-07-05T10:54:05Z"},{"alias_kind":"arxiv_version","alias_value":"2504.18308v1","created_at":"2026-07-05T10:54:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.18308","created_at":"2026-07-05T10:54:05Z"},{"alias_kind":"pith_short_12","alias_value":"W4I7MTWPXUUQ","created_at":"2026-07-05T10:54:05Z"},{"alias_kind":"pith_short_16","alias_value":"W4I7MTWPXUUQVGEC","created_at":"2026-07-05T10:54:05Z"},{"alias_kind":"pith_short_8","alias_value":"W4I7MTWP","created_at":"2026-07-05T10:54:05Z"}],"graph_snapshots":[{"event_id":"sha256:578f44b4fcfa19f8d31b749ab8d039ebe047bec30812ba9b80accc52073a56d5","target":"graph","created_at":"2026-07-05T10:54:05Z","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/2504.18308/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Recently, altermagnets demonstrate numerous newfangle physical phenomena due to their inherent antiferromagnetic coupling and spontaneous spin splitting, that are anticipated to enable innovative spintronic devices. However, the rare two-dimensional altermagnets have been reported, making it difficult to meet the requirements for high-performance spintronic devices on account of the growth big data. Here, we predict a stable monolayer Ti2Se2S with out-of-plane altermagnetic ground state and giant valley splitting. The electronic properties of altermagnet Ti2Se2S are highly dependent on the ons","authors_text":"Chao Wu, Hanbo Sun, Ping Li, Weihang Zhao, Wenjun Xia, Xin Hu, Yin-Zhong Wu","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-04-25T12:35:24Z","title":"Valley Polarization and Anomalous Valley Hall Effect in Altermagnet Ti2Se2S with Multipiezo Properties"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.18308","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":"sha256:99f6c33783cdc1ad9b80bb6a4ebbab9b083d2a59120c445b43117cfed79f3588","target":"record","created_at":"2026-07-05T10:54:05Z","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":"ee828685ae94abc94a1b8463c1a00db9a7f22742aa657d07e0241baf0f30df68","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-04-25T12:35:24Z","title_canon_sha256":"6e1787f13bda6ce3e744196e2362ea45a7709cd7c22f59ed58e793a03143af79"},"schema_version":"1.0","source":{"id":"2504.18308","kind":"arxiv","version":1}},"canonical_sha256":"b711f64ecfbd290a9882059ed22262a66251c3739c41efa4501cef38750e06e6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b711f64ecfbd290a9882059ed22262a66251c3739c41efa4501cef38750e06e6","first_computed_at":"2026-07-05T10:54:05.225888Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:54:05.225888Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LHkw8TrRSAtQ5y7ksPSGtXQgZrr0vGYRDczif3UO5GEk6uYvrdzHbODC7QtHbRRR/eYrYT89mV+zm2nxFgFXAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T10:54:05.226387Z","signed_message":"canonical_sha256_bytes"},"source_id":"2504.18308","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:99f6c33783cdc1ad9b80bb6a4ebbab9b083d2a59120c445b43117cfed79f3588","sha256:578f44b4fcfa19f8d31b749ab8d039ebe047bec30812ba9b80accc52073a56d5"],"state_sha256":"b80f9e705ea9c44a05553b05edfea8dec96120c84a2372862f23c48ca3c9ec92"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1eSTAdB/H+XHZeWuThYB7lOTOFFr/SBl3Pr15gxce/vt0uNVW9UXZXsRi/UbIvmuEbB1Lnx7Bxy42rpgCdv+Dg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-14T23:32:13.774142Z","bundle_sha256":"ad630455f2c9d3cba665357f6aea9c0c5a55075e60a8be02eeac469d72796491"}}