{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2022:3RML4SBGXTRKDTS527A2ABHGT7","short_pith_number":"pith:3RML4SBG","schema_version":"1.0","canonical_sha256":"dc58be4826bce2a1ce5dd7c1a004e69fdd9e526a7ff60b694094d18d9591b024","source":{"kind":"arxiv","id":"2211.14597","version":2},"attestation_state":"computed","paper":{"title":"Temperature dependence of the energy band gap in ZrTe$_5$: implications for the topological phase","license":"http://creativecommons.org/publicdomain/zero/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.mes-hall","authors_text":"A. Akrap, B. A. Piot, G. D. Gu, I. Mohelsky, J. Wyzula, M. Orlita, Q. Li","submitted_at":"2022-11-26T15:48:42Z","abstract_excerpt":"Using Landau level spectroscopy, we determine the temperature dependence of the energy band gap in zirconium pentatelluride (ZrTe$_5$). We find that the band gap reaches $E_g=(5 \\pm 1)$ meV at low temperatures and increases monotonously when the temperature is raised. This implies that ZrTe$_5$ is a weak topological insulator, with non-inverted ordering of electronic bands in the center of the Brillouin zone. Our magneto-transport experiments performed in parallel show that the resistivity anomaly in ZrTe$_5$ is not connected with the temperature dependence of the band gap."},"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":"2211.14597","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2022-11-26T15:48:42Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"9a0ec2fd11bd37e66406835cd4975bbd4f62508d8e155bdaf436c3ae62b4adc0","abstract_canon_sha256":"db3343718c72fdcf8e7a8808e7eb2c3ecede51d80592be530bb8d07f98982498"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:39:26.032630Z","signature_b64":"UMu4CKm1MuLzs4PCzuuOzK7xAgxiazqwgRxH71Tyqs1FYo8vGyWk1msUP+CcveNBM/qhHvO1VhpCCzCpx1kvBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"dc58be4826bce2a1ce5dd7c1a004e69fdd9e526a7ff60b694094d18d9591b024","last_reissued_at":"2026-07-05T05:39:26.032209Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:39:26.032209Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Temperature dependence of the energy band gap in ZrTe$_5$: implications for the topological phase","license":"http://creativecommons.org/publicdomain/zero/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.mes-hall","authors_text":"A. Akrap, B. A. Piot, G. D. Gu, I. Mohelsky, J. Wyzula, M. Orlita, Q. Li","submitted_at":"2022-11-26T15:48:42Z","abstract_excerpt":"Using Landau level spectroscopy, we determine the temperature dependence of the energy band gap in zirconium pentatelluride (ZrTe$_5$). We find that the band gap reaches $E_g=(5 \\pm 1)$ meV at low temperatures and increases monotonously when the temperature is raised. This implies that ZrTe$_5$ is a weak topological insulator, with non-inverted ordering of electronic bands in the center of the Brillouin zone. Our magneto-transport experiments performed in parallel show that the resistivity anomaly in ZrTe$_5$ is not connected with the temperature dependence of the band gap."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2211.14597","kind":"arxiv","version":2},"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/2211.14597/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":"2211.14597","created_at":"2026-07-05T05:39:26.032262+00:00"},{"alias_kind":"arxiv_version","alias_value":"2211.14597v2","created_at":"2026-07-05T05:39:26.032262+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2211.14597","created_at":"2026-07-05T05:39:26.032262+00:00"},{"alias_kind":"pith_short_12","alias_value":"3RML4SBGXTRK","created_at":"2026-07-05T05:39:26.032262+00:00"},{"alias_kind":"pith_short_16","alias_value":"3RML4SBGXTRKDTS5","created_at":"2026-07-05T05:39:26.032262+00:00"},{"alias_kind":"pith_short_8","alias_value":"3RML4SBG","created_at":"2026-07-05T05:39:26.032262+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/3RML4SBGXTRKDTS527A2ABHGT7","json":"https://pith.science/pith/3RML4SBGXTRKDTS527A2ABHGT7.json","graph_json":"https://pith.science/api/pith-number/3RML4SBGXTRKDTS527A2ABHGT7/graph.json","events_json":"https://pith.science/api/pith-number/3RML4SBGXTRKDTS527A2ABHGT7/events.json","paper":"https://pith.science/paper/3RML4SBG"},"agent_actions":{"view_html":"https://pith.science/pith/3RML4SBGXTRKDTS527A2ABHGT7","download_json":"https://pith.science/pith/3RML4SBGXTRKDTS527A2ABHGT7.json","view_paper":"https://pith.science/paper/3RML4SBG","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2211.14597&json=true","fetch_graph":"https://pith.science/api/pith-number/3RML4SBGXTRKDTS527A2ABHGT7/graph.json","fetch_events":"https://pith.science/api/pith-number/3RML4SBGXTRKDTS527A2ABHGT7/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/3RML4SBGXTRKDTS527A2ABHGT7/action/timestamp_anchor","attest_storage":"https://pith.science/pith/3RML4SBGXTRKDTS527A2ABHGT7/action/storage_attestation","attest_author":"https://pith.science/pith/3RML4SBGXTRKDTS527A2ABHGT7/action/author_attestation","sign_citation":"https://pith.science/pith/3RML4SBGXTRKDTS527A2ABHGT7/action/citation_signature","submit_replication":"https://pith.science/pith/3RML4SBGXTRKDTS527A2ABHGT7/action/replication_record"}},"created_at":"2026-07-05T05:39:26.032262+00:00","updated_at":"2026-07-05T05:39:26.032262+00:00"}