{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2020:FQZ2VRX3TL4FKF7QHR4EXOMH5J","short_pith_number":"pith:FQZ2VRX3","schema_version":"1.0","canonical_sha256":"2c33aac6fb9af85517f03c784bb987ea59ad72641d56c4b671508fdc6bac487d","source":{"kind":"arxiv","id":"2005.11436","version":2},"attestation_state":"computed","paper":{"title":"Time-reversal invariant and fully gapped unconventional superconducting state in the bulk of the topological Nb0.25Bi2Se3","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.supr-con","authors_text":"A. Amato, C. Mielke III, Debarchan Das, H. Luetkens, J.-X. Yin, K. Kobayashi, K. Willa, M.P. Smylie, M.Z. Hasan, T. Takahashi, U. Welp, Z. Guguchia","submitted_at":"2020-05-23T00:31:35Z","abstract_excerpt":"Recently, the niobium (Nb)-doped topological insulator Bi_2Se_3, in which the finite magnetic moments of the Nb atoms are intercalated in the van der Waals gap between the Bi_2Se_3 layers, has been shown to exhibit both superconductivity with T_c = 3 K and topological surface states. Here we report on muon spin rotation experiments probing the temperature-dependent of effective magnetic penetration depth Lambda_eff(T) in the layered topological superconductor candidate Nb_0.25Bi_2Se_3. The exponential temperature dependence of lambda_(eff)^(-2)(T) at low temperatures suggests a fully gapped su"},"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":"2005.11436","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2020-05-23T00:31:35Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"41a9d2871a1a6f68fff49d193b7e48fa5a428ad806fadf50b0762b4b558886e1","abstract_canon_sha256":"916d115017c890c37d6efc2e915f258a574102c01c727a2b73f8cb1e9a91e0dc"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:48:46.487977Z","signature_b64":"k+ySxXoZUzsLriXKtWB8DHWG1URCQUbgRQK4FreV0RPt/aUt1Oi4SuM9vyb3rfzDuwlKvwQEDwLQJEkw5Ip7CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2c33aac6fb9af85517f03c784bb987ea59ad72641d56c4b671508fdc6bac487d","last_reissued_at":"2026-07-05T01:48:46.487588Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:48:46.487588Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Time-reversal invariant and fully gapped unconventional superconducting state in the bulk of the topological Nb0.25Bi2Se3","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.supr-con","authors_text":"A. Amato, C. Mielke III, Debarchan Das, H. Luetkens, J.-X. Yin, K. Kobayashi, K. Willa, M.P. Smylie, M.Z. Hasan, T. Takahashi, U. Welp, Z. Guguchia","submitted_at":"2020-05-23T00:31:35Z","abstract_excerpt":"Recently, the niobium (Nb)-doped topological insulator Bi_2Se_3, in which the finite magnetic moments of the Nb atoms are intercalated in the van der Waals gap between the Bi_2Se_3 layers, has been shown to exhibit both superconductivity with T_c = 3 K and topological surface states. Here we report on muon spin rotation experiments probing the temperature-dependent of effective magnetic penetration depth Lambda_eff(T) in the layered topological superconductor candidate Nb_0.25Bi_2Se_3. The exponential temperature dependence of lambda_(eff)^(-2)(T) at low temperatures suggests a fully gapped su"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2005.11436","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/2005.11436/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":"2005.11436","created_at":"2026-07-05T01:48:46.487649+00:00"},{"alias_kind":"arxiv_version","alias_value":"2005.11436v2","created_at":"2026-07-05T01:48:46.487649+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2005.11436","created_at":"2026-07-05T01:48:46.487649+00:00"},{"alias_kind":"pith_short_12","alias_value":"FQZ2VRX3TL4F","created_at":"2026-07-05T01:48:46.487649+00:00"},{"alias_kind":"pith_short_16","alias_value":"FQZ2VRX3TL4FKF7Q","created_at":"2026-07-05T01:48:46.487649+00:00"},{"alias_kind":"pith_short_8","alias_value":"FQZ2VRX3","created_at":"2026-07-05T01:48:46.487649+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/FQZ2VRX3TL4FKF7QHR4EXOMH5J","json":"https://pith.science/pith/FQZ2VRX3TL4FKF7QHR4EXOMH5J.json","graph_json":"https://pith.science/api/pith-number/FQZ2VRX3TL4FKF7QHR4EXOMH5J/graph.json","events_json":"https://pith.science/api/pith-number/FQZ2VRX3TL4FKF7QHR4EXOMH5J/events.json","paper":"https://pith.science/paper/FQZ2VRX3"},"agent_actions":{"view_html":"https://pith.science/pith/FQZ2VRX3TL4FKF7QHR4EXOMH5J","download_json":"https://pith.science/pith/FQZ2VRX3TL4FKF7QHR4EXOMH5J.json","view_paper":"https://pith.science/paper/FQZ2VRX3","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2005.11436&json=true","fetch_graph":"https://pith.science/api/pith-number/FQZ2VRX3TL4FKF7QHR4EXOMH5J/graph.json","fetch_events":"https://pith.science/api/pith-number/FQZ2VRX3TL4FKF7QHR4EXOMH5J/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/FQZ2VRX3TL4FKF7QHR4EXOMH5J/action/timestamp_anchor","attest_storage":"https://pith.science/pith/FQZ2VRX3TL4FKF7QHR4EXOMH5J/action/storage_attestation","attest_author":"https://pith.science/pith/FQZ2VRX3TL4FKF7QHR4EXOMH5J/action/author_attestation","sign_citation":"https://pith.science/pith/FQZ2VRX3TL4FKF7QHR4EXOMH5J/action/citation_signature","submit_replication":"https://pith.science/pith/FQZ2VRX3TL4FKF7QHR4EXOMH5J/action/replication_record"}},"created_at":"2026-07-05T01:48:46.487649+00:00","updated_at":"2026-07-05T01:48:46.487649+00:00"}