{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2007:64N3EA2SFYN3CPEITKJQ2VYL2G","short_pith_number":"pith:64N3EA2S","schema_version":"1.0","canonical_sha256":"f71bb203522e1bb13c889a930d570bd1a11d7be5a614abbc37c903fdc243cc36","source":{"kind":"arxiv","id":"0710.3838","version":1},"attestation_state":"computed","paper":{"title":"Momentum and excitation energy dependence of the \"waterfalls\" in cuprates","license":"","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"A. A. Kordyuk, B. Buechner, B. Keimer, D. S. Inosov, H. A. Duerr, H. Berger, J. Fink, M. Knupfer, R. Follath, R. Schuster, S. V. Borisenko, V. B. Zabolotnyy, V. Hinkov, W. Eberhardt","submitted_at":"2007-10-20T12:28:40Z","abstract_excerpt":"Using high-resolution angle-resolved photoemission spectroscopy we have studied the momentum and photon energy dependence of the anomalous high-energy dispersion, termed \"waterfalls\", between the Fermi level and 1 eV binding energy in several high-Tc superconductors. We observe strong changes of the dispersion between different Brillouin zones and a strong dependence on the photon energy around 75 eV, which we associate with the resonant photoemission at the Cu 3p3d_{x^2-y^2} edge. We conclude that the high-energy \"waterfall\" dispersion results from a strong suppression of the photoemission in"},"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":"0710.3838","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat.supr-con","submitted_at":"2007-10-20T12:28:40Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"75cb7960229ef3d2ad81bcf3b562e743ef9d1aa008ed0b2357e435dd9d525d7d","abstract_canon_sha256":"0d10932280f197b1fc54ad83f1ca5bc3c55e19975fda23ca14caa6e4bac6113d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:16:10.265914Z","signature_b64":"3OuytPG1XDiHG0a2La8jAGpiMdtAD8Ylj3M7RlTBWEM19p1sL6ok+B71Tiiyva7+nv7F/QiAFdWDumedw+CwCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f71bb203522e1bb13c889a930d570bd1a11d7be5a614abbc37c903fdc243cc36","last_reissued_at":"2026-05-18T02:16:10.265181Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:16:10.265181Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Momentum and excitation energy dependence of the \"waterfalls\" in cuprates","license":"","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"A. A. Kordyuk, B. Buechner, B. Keimer, D. S. Inosov, H. A. Duerr, H. Berger, J. Fink, M. Knupfer, R. Follath, R. Schuster, S. V. Borisenko, V. B. Zabolotnyy, V. Hinkov, W. Eberhardt","submitted_at":"2007-10-20T12:28:40Z","abstract_excerpt":"Using high-resolution angle-resolved photoemission spectroscopy we have studied the momentum and photon energy dependence of the anomalous high-energy dispersion, termed \"waterfalls\", between the Fermi level and 1 eV binding energy in several high-Tc superconductors. We observe strong changes of the dispersion between different Brillouin zones and a strong dependence on the photon energy around 75 eV, which we associate with the resonant photoemission at the Cu 3p3d_{x^2-y^2} edge. We conclude that the high-energy \"waterfall\" dispersion results from a strong suppression of the photoemission in"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0710.3838","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":"0710.3838","created_at":"2026-05-18T02:16:10.265283+00:00"},{"alias_kind":"arxiv_version","alias_value":"0710.3838v1","created_at":"2026-05-18T02:16:10.265283+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0710.3838","created_at":"2026-05-18T02:16:10.265283+00:00"},{"alias_kind":"pith_short_12","alias_value":"64N3EA2SFYN3","created_at":"2026-05-18T12:25:55.427421+00:00"},{"alias_kind":"pith_short_16","alias_value":"64N3EA2SFYN3CPEI","created_at":"2026-05-18T12:25:55.427421+00:00"},{"alias_kind":"pith_short_8","alias_value":"64N3EA2S","created_at":"2026-05-18T12:25:55.427421+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/64N3EA2SFYN3CPEITKJQ2VYL2G","json":"https://pith.science/pith/64N3EA2SFYN3CPEITKJQ2VYL2G.json","graph_json":"https://pith.science/api/pith-number/64N3EA2SFYN3CPEITKJQ2VYL2G/graph.json","events_json":"https://pith.science/api/pith-number/64N3EA2SFYN3CPEITKJQ2VYL2G/events.json","paper":"https://pith.science/paper/64N3EA2S"},"agent_actions":{"view_html":"https://pith.science/pith/64N3EA2SFYN3CPEITKJQ2VYL2G","download_json":"https://pith.science/pith/64N3EA2SFYN3CPEITKJQ2VYL2G.json","view_paper":"https://pith.science/paper/64N3EA2S","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0710.3838&json=true","fetch_graph":"https://pith.science/api/pith-number/64N3EA2SFYN3CPEITKJQ2VYL2G/graph.json","fetch_events":"https://pith.science/api/pith-number/64N3EA2SFYN3CPEITKJQ2VYL2G/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/64N3EA2SFYN3CPEITKJQ2VYL2G/action/timestamp_anchor","attest_storage":"https://pith.science/pith/64N3EA2SFYN3CPEITKJQ2VYL2G/action/storage_attestation","attest_author":"https://pith.science/pith/64N3EA2SFYN3CPEITKJQ2VYL2G/action/author_attestation","sign_citation":"https://pith.science/pith/64N3EA2SFYN3CPEITKJQ2VYL2G/action/citation_signature","submit_replication":"https://pith.science/pith/64N3EA2SFYN3CPEITKJQ2VYL2G/action/replication_record"}},"created_at":"2026-05-18T02:16:10.265283+00:00","updated_at":"2026-05-18T02:16:10.265283+00:00"}