{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:3YDMZMSJN45SVRMHKK542OEYQG","short_pith_number":"pith:3YDMZMSJ","schema_version":"1.0","canonical_sha256":"de06ccb2496f3b2ac58752bbcd38988181ae70dc071c44832467a7514da4433f","source":{"kind":"arxiv","id":"2110.15746","version":1},"attestation_state":"computed","paper":{"title":"Optical spectroscopy and ultrafast pump-probe study of structural phase transition in 1T'-TaTe2","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"D. Wu, L. Y. Shi, L. Yue, N. L. Wang, Q. M. Liu, Q. Wu, R. S. Li, S. J. Zhang, S. X. Xu, T. C. Hu, T. Dong, X. Y. Zhou, Z. X. Wang","submitted_at":"2021-10-29T12:46:14Z","abstract_excerpt":"1T'-TaTe2 exhibits an intriguing first-order structural phase transition at around 170 K. Understanding the electronic structural properties is a crucial way to comprehend the origin of the structural phase transition. We performed a combined optical and ultrafast pump-probe study on the compound across the transition temperature. The phase transition leads to abrupt changes of both optical spectra and ultrafast electronic relaxation dynamics. The measurements revealed a sudden reconstruction of band structure. We elaborate that the phase transition is of the first order and can not be attribu"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2110.15746","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.str-el","submitted_at":"2021-10-29T12:46:14Z","cross_cats_sorted":[],"title_canon_sha256":"e37ddb1360384092795d474c1ccb58e122d17f70d8f905263c522e445c55dad4","abstract_canon_sha256":"ed9290fcaa0144b8a35f4c4323cc5d58eb25998c80daaeac2dbac4e1f4fc6844"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:58:56.234101Z","signature_b64":"DXw1xfA9Lod3Od/7lKLA6t+oTMFs1u6k2HRNme0L19Pw3WS06JI1NCHna8jeJe+ixkI9fAVvPT7I1TeTXjnBCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"de06ccb2496f3b2ac58752bbcd38988181ae70dc071c44832467a7514da4433f","last_reissued_at":"2026-07-05T03:58:56.233708Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:58:56.233708Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Optical spectroscopy and ultrafast pump-probe study of structural phase transition in 1T'-TaTe2","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"D. Wu, L. Y. Shi, L. Yue, N. L. Wang, Q. M. Liu, Q. Wu, R. S. Li, S. J. Zhang, S. X. Xu, T. C. Hu, T. Dong, X. Y. Zhou, Z. X. Wang","submitted_at":"2021-10-29T12:46:14Z","abstract_excerpt":"1T'-TaTe2 exhibits an intriguing first-order structural phase transition at around 170 K. Understanding the electronic structural properties is a crucial way to comprehend the origin of the structural phase transition. We performed a combined optical and ultrafast pump-probe study on the compound across the transition temperature. The phase transition leads to abrupt changes of both optical spectra and ultrafast electronic relaxation dynamics. The measurements revealed a sudden reconstruction of band structure. We elaborate that the phase transition is of the first order and can not be attribu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2110.15746","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/2110.15746/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2110.15746","created_at":"2026-07-05T03:58:56.233774+00:00"},{"alias_kind":"arxiv_version","alias_value":"2110.15746v1","created_at":"2026-07-05T03:58:56.233774+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2110.15746","created_at":"2026-07-05T03:58:56.233774+00:00"},{"alias_kind":"pith_short_12","alias_value":"3YDMZMSJN45S","created_at":"2026-07-05T03:58:56.233774+00:00"},{"alias_kind":"pith_short_16","alias_value":"3YDMZMSJN45SVRMH","created_at":"2026-07-05T03:58:56.233774+00:00"},{"alias_kind":"pith_short_8","alias_value":"3YDMZMSJ","created_at":"2026-07-05T03:58:56.233774+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/3YDMZMSJN45SVRMHKK542OEYQG","json":"https://pith.science/pith/3YDMZMSJN45SVRMHKK542OEYQG.json","graph_json":"https://pith.science/api/pith-number/3YDMZMSJN45SVRMHKK542OEYQG/graph.json","events_json":"https://pith.science/api/pith-number/3YDMZMSJN45SVRMHKK542OEYQG/events.json","paper":"https://pith.science/paper/3YDMZMSJ"},"agent_actions":{"view_html":"https://pith.science/pith/3YDMZMSJN45SVRMHKK542OEYQG","download_json":"https://pith.science/pith/3YDMZMSJN45SVRMHKK542OEYQG.json","view_paper":"https://pith.science/paper/3YDMZMSJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2110.15746&json=true","fetch_graph":"https://pith.science/api/pith-number/3YDMZMSJN45SVRMHKK542OEYQG/graph.json","fetch_events":"https://pith.science/api/pith-number/3YDMZMSJN45SVRMHKK542OEYQG/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/3YDMZMSJN45SVRMHKK542OEYQG/action/timestamp_anchor","attest_storage":"https://pith.science/pith/3YDMZMSJN45SVRMHKK542OEYQG/action/storage_attestation","attest_author":"https://pith.science/pith/3YDMZMSJN45SVRMHKK542OEYQG/action/author_attestation","sign_citation":"https://pith.science/pith/3YDMZMSJN45SVRMHKK542OEYQG/action/citation_signature","submit_replication":"https://pith.science/pith/3YDMZMSJN45SVRMHKK542OEYQG/action/replication_record"}},"created_at":"2026-07-05T03:58:56.233774+00:00","updated_at":"2026-07-05T03:58:56.233774+00:00"}