{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2005:FSECBMNDLYB576AYYUMYHOWDQT","short_pith_number":"pith:FSECBMND","canonical_record":{"source":{"id":"cond-mat/0504618","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat.supr-con","submitted_at":"2005-04-25T08:15:03Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"b02fe389dce1ce2a12bb6cf793ab243c7445c467f9300369f8f9d4c127145a0f","abstract_canon_sha256":"965b586fa5053aed50ab7a2fc658a8b2b183e1358c1a81b9c4f16c96cb8ab068"},"schema_version":"1.0"},"canonical_sha256":"2c8820b1a35e03dff818c51983bac384f3be2f30305d97a4e189449352ba1e9c","source":{"kind":"arxiv","id":"cond-mat/0504618","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0504618","created_at":"2026-07-04T16:53:49Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0504618v1","created_at":"2026-07-04T16:53:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0504618","created_at":"2026-07-04T16:53:49Z"},{"alias_kind":"pith_short_12","alias_value":"FSECBMNDLYB5","created_at":"2026-07-04T16:53:49Z"},{"alias_kind":"pith_short_16","alias_value":"FSECBMNDLYB576AY","created_at":"2026-07-04T16:53:49Z"},{"alias_kind":"pith_short_8","alias_value":"FSECBMND","created_at":"2026-07-04T16:53:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2005:FSECBMNDLYB576AYYUMYHOWDQT","target":"record","payload":{"canonical_record":{"source":{"id":"cond-mat/0504618","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat.supr-con","submitted_at":"2005-04-25T08:15:03Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"b02fe389dce1ce2a12bb6cf793ab243c7445c467f9300369f8f9d4c127145a0f","abstract_canon_sha256":"965b586fa5053aed50ab7a2fc658a8b2b183e1358c1a81b9c4f16c96cb8ab068"},"schema_version":"1.0"},"canonical_sha256":"2c8820b1a35e03dff818c51983bac384f3be2f30305d97a4e189449352ba1e9c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:53:49.118797Z","signature_b64":"zW/liO6gPhk7BGainEwXcEuSZ8YU2mSkqSHSZczAzm/g2sluIY1by+gWIVm83SAwU7+eEu0bMk3bFxSiYrFlDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2c8820b1a35e03dff818c51983bac384f3be2f30305d97a4e189449352ba1e9c","last_reissued_at":"2026-07-04T16:53:49.118427Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:53:49.118427Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"cond-mat/0504618","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T16:53:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5IO/cvgM/QOtFuS96Dy4Z0FqLuXjqQgp9oT57IhLQPTTew4VTMbK7NMh9DhzZ0qzEIbrC7K9a2fzBTAKy4KyBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T12:28:18.140386Z"},"content_sha256":"7a29996f7c76ca1e4d473ed3dc23c4e00d3bd57c90782baf694c1bbf4c4edefe","schema_version":"1.0","event_id":"sha256:7a29996f7c76ca1e4d473ed3dc23c4e00d3bd57c90782baf694c1bbf4c4edefe"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2005:FSECBMNDLYB576AYYUMYHOWDQT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Correlated band structure of electron-doped cuprate materials","license":"","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"C. Dahnken, E. Arrigoni, M. Potthoff, W. Hanke","submitted_at":"2005-04-25T08:15:03Z","abstract_excerpt":"We present a numerical study of the doping dependence of the spectral function of the n-type cuprates. Using a variational cluster-perturbation theory approach based upon the self-energy-functional theory, the spectral function of the electron-doped two-dimensional Hubbard model is calculated. The model includes the next-nearest neighbor electronic hopping amplitude $t'$ and a fixed on-site interaction $U=8t$ at half filling and doping levels ranging from $x=0.077$ to $x=0.20$. Our results support the fact that a comprehensive description of the single-particle spectrum of electron-doped cupra"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0504618","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/cond-mat/0504618/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T16:53:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ORdyxjeZJaB01Lo2/y4Ogvi0sE7KX9+7Sb20XZ3PTxqwALOOyD3TAA+DanZkn66tnRtrAe0uoGShOvvtUsw5DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T12:28:18.140756Z"},"content_sha256":"29a67239193f6329504661e52e0ea942e1618489493d27ff390f98962122683a","schema_version":"1.0","event_id":"sha256:29a67239193f6329504661e52e0ea942e1618489493d27ff390f98962122683a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FSECBMNDLYB576AYYUMYHOWDQT/bundle.json","state_url":"https://pith.science/pith/FSECBMNDLYB576AYYUMYHOWDQT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FSECBMNDLYB576AYYUMYHOWDQT/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-07-06T12:28:18Z","links":{"resolver":"https://pith.science/pith/FSECBMNDLYB576AYYUMYHOWDQT","bundle":"https://pith.science/pith/FSECBMNDLYB576AYYUMYHOWDQT/bundle.json","state":"https://pith.science/pith/FSECBMNDLYB576AYYUMYHOWDQT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FSECBMNDLYB576AYYUMYHOWDQT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2005:FSECBMNDLYB576AYYUMYHOWDQT","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"965b586fa5053aed50ab7a2fc658a8b2b183e1358c1a81b9c4f16c96cb8ab068","cross_cats_sorted":["cond-mat.str-el"],"license":"","primary_cat":"cond-mat.supr-con","submitted_at":"2005-04-25T08:15:03Z","title_canon_sha256":"b02fe389dce1ce2a12bb6cf793ab243c7445c467f9300369f8f9d4c127145a0f"},"schema_version":"1.0","source":{"id":"cond-mat/0504618","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0504618","created_at":"2026-07-04T16:53:49Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0504618v1","created_at":"2026-07-04T16:53:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0504618","created_at":"2026-07-04T16:53:49Z"},{"alias_kind":"pith_short_12","alias_value":"FSECBMNDLYB5","created_at":"2026-07-04T16:53:49Z"},{"alias_kind":"pith_short_16","alias_value":"FSECBMNDLYB576AY","created_at":"2026-07-04T16:53:49Z"},{"alias_kind":"pith_short_8","alias_value":"FSECBMND","created_at":"2026-07-04T16:53:49Z"}],"graph_snapshots":[{"event_id":"sha256:29a67239193f6329504661e52e0ea942e1618489493d27ff390f98962122683a","target":"graph","created_at":"2026-07-04T16:53:49Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/cond-mat/0504618/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present a numerical study of the doping dependence of the spectral function of the n-type cuprates. Using a variational cluster-perturbation theory approach based upon the self-energy-functional theory, the spectral function of the electron-doped two-dimensional Hubbard model is calculated. The model includes the next-nearest neighbor electronic hopping amplitude $t'$ and a fixed on-site interaction $U=8t$ at half filling and doping levels ranging from $x=0.077$ to $x=0.20$. Our results support the fact that a comprehensive description of the single-particle spectrum of electron-doped cupra","authors_text":"C. Dahnken, E. Arrigoni, M. Potthoff, W. Hanke","cross_cats":["cond-mat.str-el"],"headline":"","license":"","primary_cat":"cond-mat.supr-con","submitted_at":"2005-04-25T08:15:03Z","title":"Correlated band structure of electron-doped cuprate materials"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0504618","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:7a29996f7c76ca1e4d473ed3dc23c4e00d3bd57c90782baf694c1bbf4c4edefe","target":"record","created_at":"2026-07-04T16:53:49Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"965b586fa5053aed50ab7a2fc658a8b2b183e1358c1a81b9c4f16c96cb8ab068","cross_cats_sorted":["cond-mat.str-el"],"license":"","primary_cat":"cond-mat.supr-con","submitted_at":"2005-04-25T08:15:03Z","title_canon_sha256":"b02fe389dce1ce2a12bb6cf793ab243c7445c467f9300369f8f9d4c127145a0f"},"schema_version":"1.0","source":{"id":"cond-mat/0504618","kind":"arxiv","version":1}},"canonical_sha256":"2c8820b1a35e03dff818c51983bac384f3be2f30305d97a4e189449352ba1e9c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2c8820b1a35e03dff818c51983bac384f3be2f30305d97a4e189449352ba1e9c","first_computed_at":"2026-07-04T16:53:49.118427Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:53:49.118427Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"zW/liO6gPhk7BGainEwXcEuSZ8YU2mSkqSHSZczAzm/g2sluIY1by+gWIVm83SAwU7+eEu0bMk3bFxSiYrFlDg==","signature_status":"signed_v1","signed_at":"2026-07-04T16:53:49.118797Z","signed_message":"canonical_sha256_bytes"},"source_id":"cond-mat/0504618","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7a29996f7c76ca1e4d473ed3dc23c4e00d3bd57c90782baf694c1bbf4c4edefe","sha256:29a67239193f6329504661e52e0ea942e1618489493d27ff390f98962122683a"],"state_sha256":"be386c2ba016a40fb2374bb5bf7a599e3dc87c3cfd6869d81f14239a02b0337a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4hMWAEOKA3sid1jHrls5XqyXFJiH+Jo6ZI5cobgisTX4SZ/lFN/t76dEKuqnE3pWWkvFdUu0LLGqR/bcA+XKDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T12:28:18.142767Z","bundle_sha256":"4c2afa31359af55d3d3d9067aa67acfab7152539ccb2e7f9d56c6de3e117e495"}}