{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:6Y7ZUCJFK2E75NAUV5TOYRRVHZ","short_pith_number":"pith:6Y7ZUCJF","schema_version":"1.0","canonical_sha256":"f63f9a09255689feb414af66ec46353e72372ab3c23f011bca6fcbf515e55399","source":{"kind":"arxiv","id":"1712.03339","version":1},"attestation_state":"computed","paper":{"title":"Revealing the Coulomb interaction strength in a cuprate superconductor","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"B. Moritz, D. H. Lu, D. Leuenberger, H. Eisaki, H. Soifer, J. A. Sobota, M. Hashimoto, P. S. Kirchmann, S.-L. Yang, T. P. Devereaux, Y. He, Y. Wang, Z.-X. Shen","submitted_at":"2017-12-09T04:45:21Z","abstract_excerpt":"We study optimally doped Bi$_{2}$Sr$_{2}$Ca$_{0.92}$Y$_{0.08}$Cu$_{2}$O$_{8+\\delta}$ (Bi2212) using angle-resolved two-photon photoemission spectroscopy. Three spectral features are resolved near 1.5, 2.7, and 3.6 eV above the Fermi level. By tuning the photon energy, we determine that the 2.7-eV feature arises predominantly from unoccupied states. The 1.5- and 3.6-eV features reflect unoccupied states whose spectral intensities are strongly modulated by the corresponding occupied states. These unoccupied states are consistent with the prediction from a cluster perturbation theory based on the"},"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":"1712.03339","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-12-09T04:45:21Z","cross_cats_sorted":[],"title_canon_sha256":"3046765925c78c89151be0ea8f00105ab926d8defcbb4c46c0723916e8a85310","abstract_canon_sha256":"ca1f1d6eb9b4909d7f1e88de58c462426976ec40c41d584525fe71819dce4901"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:28:21.606567Z","signature_b64":"CkZ2orMtkrCzdpdhdieI6fq/RRfsy0Nh0dn0pyTYX3XcGakroHjkgOzzntOzoknTHb5UdHQkPFKru4Sbwd9uBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f63f9a09255689feb414af66ec46353e72372ab3c23f011bca6fcbf515e55399","last_reissued_at":"2026-05-18T00:28:21.605930Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:28:21.605930Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Revealing the Coulomb interaction strength in a cuprate superconductor","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"B. Moritz, D. H. Lu, D. Leuenberger, H. Eisaki, H. Soifer, J. A. Sobota, M. Hashimoto, P. S. Kirchmann, S.-L. Yang, T. P. Devereaux, Y. He, Y. Wang, Z.-X. Shen","submitted_at":"2017-12-09T04:45:21Z","abstract_excerpt":"We study optimally doped Bi$_{2}$Sr$_{2}$Ca$_{0.92}$Y$_{0.08}$Cu$_{2}$O$_{8+\\delta}$ (Bi2212) using angle-resolved two-photon photoemission spectroscopy. Three spectral features are resolved near 1.5, 2.7, and 3.6 eV above the Fermi level. By tuning the photon energy, we determine that the 2.7-eV feature arises predominantly from unoccupied states. The 1.5- and 3.6-eV features reflect unoccupied states whose spectral intensities are strongly modulated by the corresponding occupied states. These unoccupied states are consistent with the prediction from a cluster perturbation theory based on the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.03339","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":"1712.03339","created_at":"2026-05-18T00:28:21.606013+00:00"},{"alias_kind":"arxiv_version","alias_value":"1712.03339v1","created_at":"2026-05-18T00:28:21.606013+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.03339","created_at":"2026-05-18T00:28:21.606013+00:00"},{"alias_kind":"pith_short_12","alias_value":"6Y7ZUCJFK2E7","created_at":"2026-05-18T12:31:03.183658+00:00"},{"alias_kind":"pith_short_16","alias_value":"6Y7ZUCJFK2E75NAU","created_at":"2026-05-18T12:31:03.183658+00:00"},{"alias_kind":"pith_short_8","alias_value":"6Y7ZUCJF","created_at":"2026-05-18T12:31:03.183658+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/6Y7ZUCJFK2E75NAUV5TOYRRVHZ","json":"https://pith.science/pith/6Y7ZUCJFK2E75NAUV5TOYRRVHZ.json","graph_json":"https://pith.science/api/pith-number/6Y7ZUCJFK2E75NAUV5TOYRRVHZ/graph.json","events_json":"https://pith.science/api/pith-number/6Y7ZUCJFK2E75NAUV5TOYRRVHZ/events.json","paper":"https://pith.science/paper/6Y7ZUCJF"},"agent_actions":{"view_html":"https://pith.science/pith/6Y7ZUCJFK2E75NAUV5TOYRRVHZ","download_json":"https://pith.science/pith/6Y7ZUCJFK2E75NAUV5TOYRRVHZ.json","view_paper":"https://pith.science/paper/6Y7ZUCJF","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1712.03339&json=true","fetch_graph":"https://pith.science/api/pith-number/6Y7ZUCJFK2E75NAUV5TOYRRVHZ/graph.json","fetch_events":"https://pith.science/api/pith-number/6Y7ZUCJFK2E75NAUV5TOYRRVHZ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6Y7ZUCJFK2E75NAUV5TOYRRVHZ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6Y7ZUCJFK2E75NAUV5TOYRRVHZ/action/storage_attestation","attest_author":"https://pith.science/pith/6Y7ZUCJFK2E75NAUV5TOYRRVHZ/action/author_attestation","sign_citation":"https://pith.science/pith/6Y7ZUCJFK2E75NAUV5TOYRRVHZ/action/citation_signature","submit_replication":"https://pith.science/pith/6Y7ZUCJFK2E75NAUV5TOYRRVHZ/action/replication_record"}},"created_at":"2026-05-18T00:28:21.606013+00:00","updated_at":"2026-05-18T00:28:21.606013+00:00"}