{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:LPBKOFPG5URAWCR4RIHP4DNETX","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":"914ac28b4b1ec716f79a9438efc4dce62f392a552862311b512561083ea5a4d4","cross_cats_sorted":["cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2025-07-27T14:05:31Z","title_canon_sha256":"2c00dc40f14c309136b2f1d91575876b0717cf6a517624989c9aca7eb4a3e23f"},"schema_version":"1.0","source":{"id":"2507.20287","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.20287","created_at":"2026-07-05T11:44:16Z"},{"alias_kind":"arxiv_version","alias_value":"2507.20287v1","created_at":"2026-07-05T11:44:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.20287","created_at":"2026-07-05T11:44:16Z"},{"alias_kind":"pith_short_12","alias_value":"LPBKOFPG5URA","created_at":"2026-07-05T11:44:16Z"},{"alias_kind":"pith_short_16","alias_value":"LPBKOFPG5URAWCR4","created_at":"2026-07-05T11:44:16Z"},{"alias_kind":"pith_short_8","alias_value":"LPBKOFPG","created_at":"2026-07-05T11:44:16Z"}],"graph_snapshots":[{"event_id":"sha256:0dd3dbada8b52048db93f1225a9e2519fa1493db4b472cf761ebf9eef1ae1ceb","target":"graph","created_at":"2026-07-05T11:44:16Z","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/2507.20287/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The recent discovery of high-temperature superconductivity (HTSC) in the La$_3$Ni$_2$O$_7$ ultrathin film at ambient pressure has aroused great research interest. The $\\gamma$-pocket formed by the bonding $d_{z^2}$ band, which was previously proposed to be crucial in the pairing mechanism of pressurized bulk La$_3$Ni$_2$O$_7$, is reported to be either present or absent here by different experimental groups, giving rise to the problem: what is the pairing mechanism and pairing nature without the $\\gamma$-pocket? Here, we start from a band structure obtained via density-functional-theoretical ca","authors_text":"Chen Lu, Congjun Wu, Fan Yang, Min Liu, Yu-Bo Liu, Zhiming Pan, Zhi-Yan Shao","cross_cats":["cond-mat.str-el"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2025-07-27T14:05:31Z","title":"Pairing without $\\gamma$-Pocket in the La$_3$Ni$_2$O$_7$ Thin Film"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.20287","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:c929a9fc52138c20e015e4460714ab63a71feecfef7614fe18c7c589bcd8c926","target":"record","created_at":"2026-07-05T11:44:16Z","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":"914ac28b4b1ec716f79a9438efc4dce62f392a552862311b512561083ea5a4d4","cross_cats_sorted":["cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2025-07-27T14:05:31Z","title_canon_sha256":"2c00dc40f14c309136b2f1d91575876b0717cf6a517624989c9aca7eb4a3e23f"},"schema_version":"1.0","source":{"id":"2507.20287","kind":"arxiv","version":1}},"canonical_sha256":"5bc2a715e6ed220b0a3c8a0efe0da49df67512b843e576051e3a6e6386bec91d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5bc2a715e6ed220b0a3c8a0efe0da49df67512b843e576051e3a6e6386bec91d","first_computed_at":"2026-07-05T11:44:16.502566Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:44:16.502566Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"WoV57Sh1F49EjgyL9p2p4rKZCB417xyHa2J/yTRilPslIbv8GA7bF/C1YQJIRpcPvc6spjPJBvZ/oMWDPzzhAg==","signature_status":"signed_v1","signed_at":"2026-07-05T11:44:16.503022Z","signed_message":"canonical_sha256_bytes"},"source_id":"2507.20287","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c929a9fc52138c20e015e4460714ab63a71feecfef7614fe18c7c589bcd8c926","sha256:0dd3dbada8b52048db93f1225a9e2519fa1493db4b472cf761ebf9eef1ae1ceb"],"state_sha256":"4d539d464e35d1a09a03c69551d894a5096bd6231ae40d1cad7b323d15b779fd"}