{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:XYGZMBLJU232C2VHHEJHQF4F45","short_pith_number":"pith:XYGZMBLJ","schema_version":"1.0","canonical_sha256":"be0d960569a6b7a16aa73912781785e759245202145d2f50ee1dc2fff7f904fc","source":{"kind":"arxiv","id":"1804.00996","version":1},"attestation_state":"computed","paper":{"title":"Peculiarities in the pseudogap behavior in optimally doped YBa2Cu3O7-{\\delta} single crystals under pressure up to 1GPa","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"A. L. Solovjov, D. M. Sergeyev, L. V. Omelchenko, O. V. Dobrovolskiy, R.V.Vovk, S. N. Kamchatnaya","submitted_at":"2018-04-03T14:39:37Z","abstract_excerpt":"The influence of the hydrostatic pressure P up to 0.95 GPa on the excess conductivity and the pseudogap {\\Delta}*(T) in optimally doped YBCO single crystals (T_c = 91.1K at ambient pressure) is investigated by electrical resistivity measurements. A pronounced enhancement of the pseudogap under pressure of dln{\\Delta}*/dP= 0.32, which is only a factor of 1.12 smaller than in slightly doped single crystals, is revealed for the first time. This implies a somewhat more moderate increase of the coupling strength in optimally doped cuprates with increasing pressure. Simultaneously, the ratio 2{\\Delt"},"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":"1804.00996","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2018-04-03T14:39:37Z","cross_cats_sorted":[],"title_canon_sha256":"2ae2f16dcd377f087d3f8a630a41f5ea749cc5c056a44b545e03cd40e1e8e83a","abstract_canon_sha256":"654a49432dfc37f1b6aeaa29cf7cb819583913f172ce01250f8f79ac3a718160"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:19:31.590051Z","signature_b64":"yfaM6H1yHww3ktyQutqk6UVdJODv19fE4iVCj4iuAgw0EmQlRVjLR7Lh8VfOkUzC3TYyX3APYJGX/p18z8aLCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"be0d960569a6b7a16aa73912781785e759245202145d2f50ee1dc2fff7f904fc","last_reissued_at":"2026-05-18T00:19:31.589649Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:19:31.589649Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Peculiarities in the pseudogap behavior in optimally doped YBa2Cu3O7-{\\delta} single crystals under pressure up to 1GPa","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"A. L. Solovjov, D. M. Sergeyev, L. V. Omelchenko, O. V. Dobrovolskiy, R.V.Vovk, S. N. Kamchatnaya","submitted_at":"2018-04-03T14:39:37Z","abstract_excerpt":"The influence of the hydrostatic pressure P up to 0.95 GPa on the excess conductivity and the pseudogap {\\Delta}*(T) in optimally doped YBCO single crystals (T_c = 91.1K at ambient pressure) is investigated by electrical resistivity measurements. A pronounced enhancement of the pseudogap under pressure of dln{\\Delta}*/dP= 0.32, which is only a factor of 1.12 smaller than in slightly doped single crystals, is revealed for the first time. This implies a somewhat more moderate increase of the coupling strength in optimally doped cuprates with increasing pressure. Simultaneously, the ratio 2{\\Delt"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.00996","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":"1804.00996","created_at":"2026-05-18T00:19:31.589711+00:00"},{"alias_kind":"arxiv_version","alias_value":"1804.00996v1","created_at":"2026-05-18T00:19:31.589711+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.00996","created_at":"2026-05-18T00:19:31.589711+00:00"},{"alias_kind":"pith_short_12","alias_value":"XYGZMBLJU232","created_at":"2026-05-18T12:33:04.347982+00:00"},{"alias_kind":"pith_short_16","alias_value":"XYGZMBLJU232C2VH","created_at":"2026-05-18T12:33:04.347982+00:00"},{"alias_kind":"pith_short_8","alias_value":"XYGZMBLJ","created_at":"2026-05-18T12:33:04.347982+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/XYGZMBLJU232C2VHHEJHQF4F45","json":"https://pith.science/pith/XYGZMBLJU232C2VHHEJHQF4F45.json","graph_json":"https://pith.science/api/pith-number/XYGZMBLJU232C2VHHEJHQF4F45/graph.json","events_json":"https://pith.science/api/pith-number/XYGZMBLJU232C2VHHEJHQF4F45/events.json","paper":"https://pith.science/paper/XYGZMBLJ"},"agent_actions":{"view_html":"https://pith.science/pith/XYGZMBLJU232C2VHHEJHQF4F45","download_json":"https://pith.science/pith/XYGZMBLJU232C2VHHEJHQF4F45.json","view_paper":"https://pith.science/paper/XYGZMBLJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1804.00996&json=true","fetch_graph":"https://pith.science/api/pith-number/XYGZMBLJU232C2VHHEJHQF4F45/graph.json","fetch_events":"https://pith.science/api/pith-number/XYGZMBLJU232C2VHHEJHQF4F45/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XYGZMBLJU232C2VHHEJHQF4F45/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XYGZMBLJU232C2VHHEJHQF4F45/action/storage_attestation","attest_author":"https://pith.science/pith/XYGZMBLJU232C2VHHEJHQF4F45/action/author_attestation","sign_citation":"https://pith.science/pith/XYGZMBLJU232C2VHHEJHQF4F45/action/citation_signature","submit_replication":"https://pith.science/pith/XYGZMBLJU232C2VHHEJHQF4F45/action/replication_record"}},"created_at":"2026-05-18T00:19:31.589711+00:00","updated_at":"2026-05-18T00:19:31.589711+00:00"}