{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2003:MZQFW2GDHZ56ZS4Z2HZEW7OVV3","short_pith_number":"pith:MZQFW2GD","canonical_record":{"source":{"id":"cond-mat/0312575","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat.supr-con","submitted_at":"2003-12-22T10:54:53Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"f25b526c30db70be5361ca0f53c49b7d0064685090f485f1be92ab5d04452b01","abstract_canon_sha256":"fe12f9e985c33c12bce35912d41ba4f08c12d1a1700dd460a997e833c19b875d"},"schema_version":"1.0"},"canonical_sha256":"66605b68c33e7beccb99d1f24b7dd5aefdd2f74e18e5e1151afa2fae8890e72e","source":{"kind":"arxiv","id":"cond-mat/0312575","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0312575","created_at":"2026-07-04T16:40:06Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0312575v1","created_at":"2026-07-04T16:40:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0312575","created_at":"2026-07-04T16:40:06Z"},{"alias_kind":"pith_short_12","alias_value":"MZQFW2GDHZ56","created_at":"2026-07-04T16:40:06Z"},{"alias_kind":"pith_short_16","alias_value":"MZQFW2GDHZ56ZS4Z","created_at":"2026-07-04T16:40:06Z"},{"alias_kind":"pith_short_8","alias_value":"MZQFW2GD","created_at":"2026-07-04T16:40:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2003:MZQFW2GDHZ56ZS4Z2HZEW7OVV3","target":"record","payload":{"canonical_record":{"source":{"id":"cond-mat/0312575","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat.supr-con","submitted_at":"2003-12-22T10:54:53Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"f25b526c30db70be5361ca0f53c49b7d0064685090f485f1be92ab5d04452b01","abstract_canon_sha256":"fe12f9e985c33c12bce35912d41ba4f08c12d1a1700dd460a997e833c19b875d"},"schema_version":"1.0"},"canonical_sha256":"66605b68c33e7beccb99d1f24b7dd5aefdd2f74e18e5e1151afa2fae8890e72e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:40:06.546720Z","signature_b64":"J4Or0MMffcF/oo+1oNXFmdHsiwWRKq5a/CU66iY/67Na6rKsWioRtapM6klk7eHdskoXeSbuFq7vBtcLvht4Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"66605b68c33e7beccb99d1f24b7dd5aefdd2f74e18e5e1151afa2fae8890e72e","last_reissued_at":"2026-07-04T16:40:06.546300Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:40:06.546300Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"cond-mat/0312575","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":"2026-07-04T16:40:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"s5/RR0HNc1hkdQo+jGi/W2lWIWunAPGJ50jqgcMxyjbGA+qndQegic7WyD5EbjSDHLfMYhXafc3wg+aWuA5sDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-05T03:22:03.535794Z"},"content_sha256":"68b636b7ead487e7e85e86aa3539838ffbe4646569e8f168af4ed389f8ef6ecc","schema_version":"1.0","event_id":"sha256:68b636b7ead487e7e85e86aa3539838ffbe4646569e8f168af4ed389f8ef6ecc"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2003:MZQFW2GDHZ56ZS4Z2HZEW7OVV3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Effects of next-nearest-neighbor hopping $t^{\\prime}$ on the electronic structure of cuprates","license":"","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"A. Fujimori, D.H. Lu, H. Eisaki, I. Terasaki, K. Ono, K. Tanaka, S. Uchida, T. Mizuno, T. Sugaya, T. Yoshida, X.-J. Zhou, Y. Aiura, Z. Hussain, Z.-X. Shen","submitted_at":"2003-12-22T10:54:53Z","abstract_excerpt":"Photoemission spectra of underdoped and lightly-doped Bi$_{2-z}$Pb$_z$Sr$_2$Ca$_{1-x}${\\it R}$_{x}$Cu$_2$O$_{8+y}$ ($R=$ Pr, Er) (BSCCO) have been measured and compared with those of La$_{2-x}$Sr$_x$CuO$_4$ (LSCO). The lower-Hubbard band of the insulating BSCCO, like Ca$_2$CuO$_2$Cl$_2$, shows a stronger dispersion than La$_2$CuO$_4$ from ${\\bf k}\\sim$($\\pi/2,\\pi/2$) to $\\sim$($\\pi,0$). The flat band at ${\\bf k}\\sim$($\\pi,0$) is found generally deeper in BSCCO. These observations together with the Fermi-surface shapes and the chemical potential shifts indicate that the next-nearest-neighbor ho"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0312575","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/0312575/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":"2026-07-04T16:40:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"34FWNcjOGT2kwxWkR7Tr5Rbe6aBZu7u08JaP/jXhCERp4fm6aXcLSjHLTjIXmbsPWplKHQuETod0dRLKyvE2Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-05T03:22:03.536174Z"},"content_sha256":"e942be3fbe87e8f0c9698fb069a4fb1eb5380f368463fe73c490cecc7c27d1e3","schema_version":"1.0","event_id":"sha256:e942be3fbe87e8f0c9698fb069a4fb1eb5380f368463fe73c490cecc7c27d1e3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MZQFW2GDHZ56ZS4Z2HZEW7OVV3/bundle.json","state_url":"https://pith.science/pith/MZQFW2GDHZ56ZS4Z2HZEW7OVV3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MZQFW2GDHZ56ZS4Z2HZEW7OVV3/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":"2026-07-05T03:22:03Z","links":{"resolver":"https://pith.science/pith/MZQFW2GDHZ56ZS4Z2HZEW7OVV3","bundle":"https://pith.science/pith/MZQFW2GDHZ56ZS4Z2HZEW7OVV3/bundle.json","state":"https://pith.science/pith/MZQFW2GDHZ56ZS4Z2HZEW7OVV3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MZQFW2GDHZ56ZS4Z2HZEW7OVV3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2003:MZQFW2GDHZ56ZS4Z2HZEW7OVV3","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":"fe12f9e985c33c12bce35912d41ba4f08c12d1a1700dd460a997e833c19b875d","cross_cats_sorted":["cond-mat.str-el"],"license":"","primary_cat":"cond-mat.supr-con","submitted_at":"2003-12-22T10:54:53Z","title_canon_sha256":"f25b526c30db70be5361ca0f53c49b7d0064685090f485f1be92ab5d04452b01"},"schema_version":"1.0","source":{"id":"cond-mat/0312575","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0312575","created_at":"2026-07-04T16:40:06Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0312575v1","created_at":"2026-07-04T16:40:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0312575","created_at":"2026-07-04T16:40:06Z"},{"alias_kind":"pith_short_12","alias_value":"MZQFW2GDHZ56","created_at":"2026-07-04T16:40:06Z"},{"alias_kind":"pith_short_16","alias_value":"MZQFW2GDHZ56ZS4Z","created_at":"2026-07-04T16:40:06Z"},{"alias_kind":"pith_short_8","alias_value":"MZQFW2GD","created_at":"2026-07-04T16:40:06Z"}],"graph_snapshots":[{"event_id":"sha256:e942be3fbe87e8f0c9698fb069a4fb1eb5380f368463fe73c490cecc7c27d1e3","target":"graph","created_at":"2026-07-04T16:40:06Z","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/0312575/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Photoemission spectra of underdoped and lightly-doped Bi$_{2-z}$Pb$_z$Sr$_2$Ca$_{1-x}${\\it R}$_{x}$Cu$_2$O$_{8+y}$ ($R=$ Pr, Er) (BSCCO) have been measured and compared with those of La$_{2-x}$Sr$_x$CuO$_4$ (LSCO). The lower-Hubbard band of the insulating BSCCO, like Ca$_2$CuO$_2$Cl$_2$, shows a stronger dispersion than La$_2$CuO$_4$ from ${\\bf k}\\sim$($\\pi/2,\\pi/2$) to $\\sim$($\\pi,0$). The flat band at ${\\bf k}\\sim$($\\pi,0$) is found generally deeper in BSCCO. These observations together with the Fermi-surface shapes and the chemical potential shifts indicate that the next-nearest-neighbor ho","authors_text":"A. Fujimori, D.H. Lu, H. Eisaki, I. Terasaki, K. Ono, K. Tanaka, S. Uchida, T. Mizuno, T. Sugaya, T. Yoshida, X.-J. Zhou, Y. Aiura, Z. Hussain, Z.-X. Shen","cross_cats":["cond-mat.str-el"],"headline":"","license":"","primary_cat":"cond-mat.supr-con","submitted_at":"2003-12-22T10:54:53Z","title":"Effects of next-nearest-neighbor hopping $t^{\\prime}$ on the electronic structure of cuprates"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0312575","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":"sha256:68b636b7ead487e7e85e86aa3539838ffbe4646569e8f168af4ed389f8ef6ecc","target":"record","created_at":"2026-07-04T16:40:06Z","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":"fe12f9e985c33c12bce35912d41ba4f08c12d1a1700dd460a997e833c19b875d","cross_cats_sorted":["cond-mat.str-el"],"license":"","primary_cat":"cond-mat.supr-con","submitted_at":"2003-12-22T10:54:53Z","title_canon_sha256":"f25b526c30db70be5361ca0f53c49b7d0064685090f485f1be92ab5d04452b01"},"schema_version":"1.0","source":{"id":"cond-mat/0312575","kind":"arxiv","version":1}},"canonical_sha256":"66605b68c33e7beccb99d1f24b7dd5aefdd2f74e18e5e1151afa2fae8890e72e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"66605b68c33e7beccb99d1f24b7dd5aefdd2f74e18e5e1151afa2fae8890e72e","first_computed_at":"2026-07-04T16:40:06.546300Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:40:06.546300Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"J4Or0MMffcF/oo+1oNXFmdHsiwWRKq5a/CU66iY/67Na6rKsWioRtapM6klk7eHdskoXeSbuFq7vBtcLvht4Aw==","signature_status":"signed_v1","signed_at":"2026-07-04T16:40:06.546720Z","signed_message":"canonical_sha256_bytes"},"source_id":"cond-mat/0312575","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:68b636b7ead487e7e85e86aa3539838ffbe4646569e8f168af4ed389f8ef6ecc","sha256:e942be3fbe87e8f0c9698fb069a4fb1eb5380f368463fe73c490cecc7c27d1e3"],"state_sha256":"12c972af9e3b92f824ad70747795104e024dc75994aa2e4149e756a203416ad2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3DwirlLCtJnRSrex+r/2eQcCmYHyIH96SiTdwdyZgjJAGN3gKItaoj8VXbiKpcbKZZtGKguLvPTj1dTQn+k3BA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-05T03:22:03.538128Z","bundle_sha256":"e794c787c08c9f2f3b4117955bb730fd37765fb7cd5475fcedb8a4b5e47d3985"}}