{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:NKJN6UIMGQHVBBJ5PJ6JWSF66N","short_pith_number":"pith:NKJN6UIM","canonical_record":{"source":{"id":"2607.04122","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2026-07-05T05:24:15Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"7a94b78609a5c0c39aa79602f1017c940322fdd1c1129af77ceb7fec3f2752d4","abstract_canon_sha256":"5e414aa4fc67abdd70227e7daf26428c77e1f819931a9c35bb5976c3e23bd494"},"schema_version":"1.0"},"canonical_sha256":"6a92df510c340f50853d7a7c9b48bef37dd4b5de3eb069ae090eb66c2afc6bdb","source":{"kind":"arxiv","id":"2607.04122","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.04122","created_at":"2026-07-07T02:18:58Z"},{"alias_kind":"arxiv_version","alias_value":"2607.04122v1","created_at":"2026-07-07T02:18:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.04122","created_at":"2026-07-07T02:18:58Z"},{"alias_kind":"pith_short_12","alias_value":"NKJN6UIMGQHV","created_at":"2026-07-07T02:18:58Z"},{"alias_kind":"pith_short_16","alias_value":"NKJN6UIMGQHVBBJ5","created_at":"2026-07-07T02:18:58Z"},{"alias_kind":"pith_short_8","alias_value":"NKJN6UIM","created_at":"2026-07-07T02:18:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:NKJN6UIMGQHVBBJ5PJ6JWSF66N","target":"record","payload":{"canonical_record":{"source":{"id":"2607.04122","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2026-07-05T05:24:15Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"7a94b78609a5c0c39aa79602f1017c940322fdd1c1129af77ceb7fec3f2752d4","abstract_canon_sha256":"5e414aa4fc67abdd70227e7daf26428c77e1f819931a9c35bb5976c3e23bd494"},"schema_version":"1.0"},"canonical_sha256":"6a92df510c340f50853d7a7c9b48bef37dd4b5de3eb069ae090eb66c2afc6bdb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-07T02:18:58.563677Z","signature_b64":"x265BMWDlGDvdCJ71rhrEPVqCodlC74TY1u+XC9c9Lh2B/biI9ZDtS4/DanT7LJwXl7kmbeReNrFcwvRu3VvAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6a92df510c340f50853d7a7c9b48bef37dd4b5de3eb069ae090eb66c2afc6bdb","last_reissued_at":"2026-07-07T02:18:58.562958Z","signature_status":"signed_v1","first_computed_at":"2026-07-07T02:18:58.562958Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2607.04122","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":"2026-07-07T02:18:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZXTdaRWWl0vMEGLbJ6gFZiumVjyKlEZ+LX0ajVdPVRLuc6RQsqxd1MOhkVkkNv1z3bz2j6qcE9cfs1uSssp4BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T03:18:06.223838Z"},"content_sha256":"406c0daea639c69bb01ddcc97ac553682fde92b6ae4d940a5670313919772162","schema_version":"1.0","event_id":"sha256:406c0daea639c69bb01ddcc97ac553682fde92b6ae4d940a5670313919772162"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:NKJN6UIMGQHVBBJ5PJ6JWSF66N","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Hall Coefficient Sign Reversal Driven by Orbital-Selective Oxygen-Vacancy Scattering in Nickelate Films","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"Changming Yue, Jian-Jian Miao, Wei-Qiang Chen, Yichen Hua, Yue Liu, Yue Zhao","submitted_at":"2026-07-05T05:24:15Z","abstract_excerpt":"Hall measurements in superconducting bilayer nickelate films show sign reversals that cannot be explained by rigid-band electron doping alone. We combine a DFT+CDMFT-derived correlated multi-orbital quasiparticle model with a $T$-matrix treatment of oxygen-vacancy scattering in a semiclassical Boltzmann transport framework. We find that multiband compensation is insufficient by itself: in-plane vacancies selectively suppress the transport channel dominated by the $d_{x^2-y^2}$ orbital and drive $R_H$ through zero, whereas inner-apical vacancies make $R_H$ more negative. These results identify "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.04122","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/2607.04122/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":"2026-07-07T02:18:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"v5thGy7AYEN2zPc1G4rfI2DiyqAh3AJ6loQerqHphrrizp9AjjgCoHs7O9zyG4ka3Y4b1QJymUrAikHADNQiDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T03:18:06.224216Z"},"content_sha256":"18f85a2f38ded71df8e5d7ceffcb3d36dd2f02a9723b50bb93ae86bb962fbae3","schema_version":"1.0","event_id":"sha256:18f85a2f38ded71df8e5d7ceffcb3d36dd2f02a9723b50bb93ae86bb962fbae3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NKJN6UIMGQHVBBJ5PJ6JWSF66N/bundle.json","state_url":"https://pith.science/pith/NKJN6UIMGQHVBBJ5PJ6JWSF66N/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NKJN6UIMGQHVBBJ5PJ6JWSF66N/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":"2026-08-05T03:18:06Z","links":{"resolver":"https://pith.science/pith/NKJN6UIMGQHVBBJ5PJ6JWSF66N","bundle":"https://pith.science/pith/NKJN6UIMGQHVBBJ5PJ6JWSF66N/bundle.json","state":"https://pith.science/pith/NKJN6UIMGQHVBBJ5PJ6JWSF66N/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NKJN6UIMGQHVBBJ5PJ6JWSF66N/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:NKJN6UIMGQHVBBJ5PJ6JWSF66N","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":"5e414aa4fc67abdd70227e7daf26428c77e1f819931a9c35bb5976c3e23bd494","cross_cats_sorted":["cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2026-07-05T05:24:15Z","title_canon_sha256":"7a94b78609a5c0c39aa79602f1017c940322fdd1c1129af77ceb7fec3f2752d4"},"schema_version":"1.0","source":{"id":"2607.04122","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.04122","created_at":"2026-07-07T02:18:58Z"},{"alias_kind":"arxiv_version","alias_value":"2607.04122v1","created_at":"2026-07-07T02:18:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.04122","created_at":"2026-07-07T02:18:58Z"},{"alias_kind":"pith_short_12","alias_value":"NKJN6UIMGQHV","created_at":"2026-07-07T02:18:58Z"},{"alias_kind":"pith_short_16","alias_value":"NKJN6UIMGQHVBBJ5","created_at":"2026-07-07T02:18:58Z"},{"alias_kind":"pith_short_8","alias_value":"NKJN6UIM","created_at":"2026-07-07T02:18:58Z"}],"graph_snapshots":[{"event_id":"sha256:18f85a2f38ded71df8e5d7ceffcb3d36dd2f02a9723b50bb93ae86bb962fbae3","target":"graph","created_at":"2026-07-07T02:18:58Z","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/2607.04122/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Hall measurements in superconducting bilayer nickelate films show sign reversals that cannot be explained by rigid-band electron doping alone. We combine a DFT+CDMFT-derived correlated multi-orbital quasiparticle model with a $T$-matrix treatment of oxygen-vacancy scattering in a semiclassical Boltzmann transport framework. We find that multiband compensation is insufficient by itself: in-plane vacancies selectively suppress the transport channel dominated by the $d_{x^2-y^2}$ orbital and drive $R_H$ through zero, whereas inner-apical vacancies make $R_H$ more negative. These results identify ","authors_text":"Changming Yue, Jian-Jian Miao, Wei-Qiang Chen, Yichen Hua, Yue Liu, Yue Zhao","cross_cats":["cond-mat.str-el"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2026-07-05T05:24:15Z","title":"Hall Coefficient Sign Reversal Driven by Orbital-Selective Oxygen-Vacancy Scattering in Nickelate Films"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.04122","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":"sha256:406c0daea639c69bb01ddcc97ac553682fde92b6ae4d940a5670313919772162","target":"record","created_at":"2026-07-07T02:18:58Z","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":"5e414aa4fc67abdd70227e7daf26428c77e1f819931a9c35bb5976c3e23bd494","cross_cats_sorted":["cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2026-07-05T05:24:15Z","title_canon_sha256":"7a94b78609a5c0c39aa79602f1017c940322fdd1c1129af77ceb7fec3f2752d4"},"schema_version":"1.0","source":{"id":"2607.04122","kind":"arxiv","version":1}},"canonical_sha256":"6a92df510c340f50853d7a7c9b48bef37dd4b5de3eb069ae090eb66c2afc6bdb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6a92df510c340f50853d7a7c9b48bef37dd4b5de3eb069ae090eb66c2afc6bdb","first_computed_at":"2026-07-07T02:18:58.562958Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-07T02:18:58.562958Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"x265BMWDlGDvdCJ71rhrEPVqCodlC74TY1u+XC9c9Lh2B/biI9ZDtS4/DanT7LJwXl7kmbeReNrFcwvRu3VvAQ==","signature_status":"signed_v1","signed_at":"2026-07-07T02:18:58.563677Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.04122","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:406c0daea639c69bb01ddcc97ac553682fde92b6ae4d940a5670313919772162","sha256:18f85a2f38ded71df8e5d7ceffcb3d36dd2f02a9723b50bb93ae86bb962fbae3"],"state_sha256":"f94900110a6e31b0f54e43b834aa913c20af6fe8db40c88c1a7026d14fe363d4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"z3Zetmwymw03TJZUK/U7vxd5S5gh5d3sHQH+jVN1wX/booT12weA8oWJ5Lzai1YtqYhqpixL55KEvuhu1K0gBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T03:18:06.227142Z","bundle_sha256":"76a4f9c0aedaea0ff6ed5dee140b1689cf4dd46cb3c4dfbc17a9dcab58f8bc32"}}