{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:NY5TSGOLAIQMGLGRCW62LCUL3S","short_pith_number":"pith:NY5TSGOL","schema_version":"1.0","canonical_sha256":"6e3b3919cb0220c32cd115bda58a8bdcb92f3347c6bc2106b8adcff821cc3c34","source":{"kind":"arxiv","id":"1008.3532","version":1},"attestation_state":"computed","paper":{"title":"Destruction of chain-superconductivity in YBa_2Cu_4O_8 in a weak magnetic field","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"A. Carrington, A. Serafin, J.D. Fletcher, N.E. Hussey, S. Adachi","submitted_at":"2010-08-20T16:22:23Z","abstract_excerpt":"We report measurements of the temperature dependent components of the magnetic penetration depth {\\lambda}(T) in single crystal samples of YBa_2Cu_4O_8 using a radio frequency tunnel diode oscillator technique. We observe a downturn in {\\lambda}(T) at low temperatures for currents flowing along the b and c axes but not along the a axis. The downturn in {\\lambda}_b is suppressed by a small dc field of ~0.25 T. This and the zero field anisotropy of {\\lambda}(T) likely result from proximity induced superconducting on the CuO chains, however we also discuss the possibility that a significant part "},"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":"1008.3532","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2010-08-20T16:22:23Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"dda14a7c73124e6290a35739bf92d4376dfe2d6d3a5b1b8125e329ff867cd25e","abstract_canon_sha256":"4fd7415a2f65489728e1f9e3ca2741cf76efa1615c10930be008024d43149fa1"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:38:59.004016Z","signature_b64":"IU7GYFTSXtngtypVwxpBup2OSvIbEFwe3PTgY85quY/MCCSKQOaBHbs37c0CwxtCd4/tY1wNx51T6k6iFRfOCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6e3b3919cb0220c32cd115bda58a8bdcb92f3347c6bc2106b8adcff821cc3c34","last_reissued_at":"2026-05-18T04:38:59.003469Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:38:59.003469Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Destruction of chain-superconductivity in YBa_2Cu_4O_8 in a weak magnetic field","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"A. Carrington, A. Serafin, J.D. Fletcher, N.E. Hussey, S. Adachi","submitted_at":"2010-08-20T16:22:23Z","abstract_excerpt":"We report measurements of the temperature dependent components of the magnetic penetration depth {\\lambda}(T) in single crystal samples of YBa_2Cu_4O_8 using a radio frequency tunnel diode oscillator technique. We observe a downturn in {\\lambda}(T) at low temperatures for currents flowing along the b and c axes but not along the a axis. The downturn in {\\lambda}_b is suppressed by a small dc field of ~0.25 T. This and the zero field anisotropy of {\\lambda}(T) likely result from proximity induced superconducting on the CuO chains, however we also discuss the possibility that a significant part "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1008.3532","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":""},"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":"1008.3532","created_at":"2026-05-18T04:38:59.003558+00:00"},{"alias_kind":"arxiv_version","alias_value":"1008.3532v1","created_at":"2026-05-18T04:38:59.003558+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1008.3532","created_at":"2026-05-18T04:38:59.003558+00:00"},{"alias_kind":"pith_short_12","alias_value":"NY5TSGOLAIQM","created_at":"2026-05-18T12:26:12.377268+00:00"},{"alias_kind":"pith_short_16","alias_value":"NY5TSGOLAIQMGLGR","created_at":"2026-05-18T12:26:12.377268+00:00"},{"alias_kind":"pith_short_8","alias_value":"NY5TSGOL","created_at":"2026-05-18T12:26:12.377268+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/NY5TSGOLAIQMGLGRCW62LCUL3S","json":"https://pith.science/pith/NY5TSGOLAIQMGLGRCW62LCUL3S.json","graph_json":"https://pith.science/api/pith-number/NY5TSGOLAIQMGLGRCW62LCUL3S/graph.json","events_json":"https://pith.science/api/pith-number/NY5TSGOLAIQMGLGRCW62LCUL3S/events.json","paper":"https://pith.science/paper/NY5TSGOL"},"agent_actions":{"view_html":"https://pith.science/pith/NY5TSGOLAIQMGLGRCW62LCUL3S","download_json":"https://pith.science/pith/NY5TSGOLAIQMGLGRCW62LCUL3S.json","view_paper":"https://pith.science/paper/NY5TSGOL","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1008.3532&json=true","fetch_graph":"https://pith.science/api/pith-number/NY5TSGOLAIQMGLGRCW62LCUL3S/graph.json","fetch_events":"https://pith.science/api/pith-number/NY5TSGOLAIQMGLGRCW62LCUL3S/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/NY5TSGOLAIQMGLGRCW62LCUL3S/action/timestamp_anchor","attest_storage":"https://pith.science/pith/NY5TSGOLAIQMGLGRCW62LCUL3S/action/storage_attestation","attest_author":"https://pith.science/pith/NY5TSGOLAIQMGLGRCW62LCUL3S/action/author_attestation","sign_citation":"https://pith.science/pith/NY5TSGOLAIQMGLGRCW62LCUL3S/action/citation_signature","submit_replication":"https://pith.science/pith/NY5TSGOLAIQMGLGRCW62LCUL3S/action/replication_record"}},"created_at":"2026-05-18T04:38:59.003558+00:00","updated_at":"2026-05-18T04:38:59.003558+00:00"}