{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:E3ONXK7A3FDOUS34UGNAXU3F6Z","short_pith_number":"pith:E3ONXK7A","canonical_record":{"source":{"id":"2309.09462","kind":"arxiv","version":4},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2023-09-18T03:54:39Z","cross_cats_sorted":["cond-mat.mtrl-sci","cond-mat.str-el"],"title_canon_sha256":"b5311320808213b0484024c7ed95627b8a0dbf30e34fd4ef94c7c21af1753f2f","abstract_canon_sha256":"4c37a05b951c19d6664807ec571e251ba8f1b983585566a340619413e4538c2d"},"schema_version":"1.0"},"canonical_sha256":"26dcdbabe0d946ea4b7ca19a0bd365f67163256ccc2d3da195e69c94a099b90b","source":{"kind":"arxiv","id":"2309.09462","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2309.09462","created_at":"2026-07-05T08:06:42Z"},{"alias_kind":"arxiv_version","alias_value":"2309.09462v4","created_at":"2026-07-05T08:06:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2309.09462","created_at":"2026-07-05T08:06:42Z"},{"alias_kind":"pith_short_12","alias_value":"E3ONXK7A3FDO","created_at":"2026-07-05T08:06:42Z"},{"alias_kind":"pith_short_16","alias_value":"E3ONXK7A3FDOUS34","created_at":"2026-07-05T08:06:42Z"},{"alias_kind":"pith_short_8","alias_value":"E3ONXK7A","created_at":"2026-07-05T08:06:42Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:E3ONXK7A3FDOUS34UGNAXU3F6Z","target":"record","payload":{"canonical_record":{"source":{"id":"2309.09462","kind":"arxiv","version":4},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2023-09-18T03:54:39Z","cross_cats_sorted":["cond-mat.mtrl-sci","cond-mat.str-el"],"title_canon_sha256":"b5311320808213b0484024c7ed95627b8a0dbf30e34fd4ef94c7c21af1753f2f","abstract_canon_sha256":"4c37a05b951c19d6664807ec571e251ba8f1b983585566a340619413e4538c2d"},"schema_version":"1.0"},"canonical_sha256":"26dcdbabe0d946ea4b7ca19a0bd365f67163256ccc2d3da195e69c94a099b90b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:06:42.994615Z","signature_b64":"S0fd6NshDq+hQ7X+IEwGDyhVled4ZSeFnsoR+7dV/8wvv15NemnYaK2pwc2Y2fre8560XpdUzSnSXDpsC0TAAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"26dcdbabe0d946ea4b7ca19a0bd365f67163256ccc2d3da195e69c94a099b90b","last_reissued_at":"2026-07-05T08:06:42.993971Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:06:42.993971Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2309.09462","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T08:06:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"t6atxWDZjMyQvZXftHGnQMCtEQZSMt0CTWERUGqeREZmwFMa/nDQlxrtl9wU7DLzdDOWi6p+x1Z8BkNsMQEOCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T20:46:53.279309Z"},"content_sha256":"d3c6db697138a39f80fd4e6fcc441dd8ceec21ac16a032138857ab7a00570f5e","schema_version":"1.0","event_id":"sha256:d3c6db697138a39f80fd4e6fcc441dd8ceec21ac16a032138857ab7a00570f5e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:E3ONXK7A3FDOUS34UGNAXU3F6Z","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Theoretical analysis on the possibility of superconductivity in a trilayer Ruddlesden-Popper nickelate La$_4$Ni$_3$O$_{10}$ under pressure and its experimental examination: comparison with La$_3$Ni$_2$O$_7$","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":["cond-mat.mtrl-sci","cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"Hibiki Nagata, Hirofumi Sakakibara, Hiroto Ohta, Hiroya Sakurai, Kazuhiko Kuroki, Keisuke Hirose, Kensei Terashima, Masaki Kato, Masayuki Ochi, Ryo Matsumoto, Yoshihiko Takano, Yuta Ueki","submitted_at":"2023-09-18T03:54:39Z","abstract_excerpt":"We study the possibility of superconductivity in a trilayer Ruddlesden-Popper nickelate La$_4$Ni$_3$O$_{10}$ under pressure both theoretically and experimentally, making comparison with the recently discovered high $T_c$ superconductor La$_3$Ni$_2$O$_7$, a bilayer nickelate. Through DFT calculations, we find that a structural phase transition from monoclinic to tetragonal takes place around 10 - 15 GPa. Using the tetragonal crystal structure, we theoretically investigate the possibility of superconductivity, where a combination of fluctuation exchange approximation and linearized Eliashberg eq"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2309.09462","kind":"arxiv","version":4},"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/2309.09462/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":"2026-07-05T08:06:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UMCeBsaf0p2t809u3OhsK18y0M3ilxngOx5M1rsOiJ5rN1ZwneR5M/socegJjaP+25GBT4PqF5SxsD57j+k3Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T20:46:53.279696Z"},"content_sha256":"a7be36f1a43e0af998ef23cd3f45b54c255f03ab3a381469562989cbb330c49a","schema_version":"1.0","event_id":"sha256:a7be36f1a43e0af998ef23cd3f45b54c255f03ab3a381469562989cbb330c49a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/E3ONXK7A3FDOUS34UGNAXU3F6Z/bundle.json","state_url":"https://pith.science/pith/E3ONXK7A3FDOUS34UGNAXU3F6Z/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/E3ONXK7A3FDOUS34UGNAXU3F6Z/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":"2026-07-06T20:46:53Z","links":{"resolver":"https://pith.science/pith/E3ONXK7A3FDOUS34UGNAXU3F6Z","bundle":"https://pith.science/pith/E3ONXK7A3FDOUS34UGNAXU3F6Z/bundle.json","state":"https://pith.science/pith/E3ONXK7A3FDOUS34UGNAXU3F6Z/state.json","well_known_bundle":"https://pith.science/.well-known/pith/E3ONXK7A3FDOUS34UGNAXU3F6Z/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:E3ONXK7A3FDOUS34UGNAXU3F6Z","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":"4c37a05b951c19d6664807ec571e251ba8f1b983585566a340619413e4538c2d","cross_cats_sorted":["cond-mat.mtrl-sci","cond-mat.str-el"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2023-09-18T03:54:39Z","title_canon_sha256":"b5311320808213b0484024c7ed95627b8a0dbf30e34fd4ef94c7c21af1753f2f"},"schema_version":"1.0","source":{"id":"2309.09462","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2309.09462","created_at":"2026-07-05T08:06:42Z"},{"alias_kind":"arxiv_version","alias_value":"2309.09462v4","created_at":"2026-07-05T08:06:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2309.09462","created_at":"2026-07-05T08:06:42Z"},{"alias_kind":"pith_short_12","alias_value":"E3ONXK7A3FDO","created_at":"2026-07-05T08:06:42Z"},{"alias_kind":"pith_short_16","alias_value":"E3ONXK7A3FDOUS34","created_at":"2026-07-05T08:06:42Z"},{"alias_kind":"pith_short_8","alias_value":"E3ONXK7A","created_at":"2026-07-05T08:06:42Z"}],"graph_snapshots":[{"event_id":"sha256:a7be36f1a43e0af998ef23cd3f45b54c255f03ab3a381469562989cbb330c49a","target":"graph","created_at":"2026-07-05T08:06:42Z","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/2309.09462/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We study the possibility of superconductivity in a trilayer Ruddlesden-Popper nickelate La$_4$Ni$_3$O$_{10}$ under pressure both theoretically and experimentally, making comparison with the recently discovered high $T_c$ superconductor La$_3$Ni$_2$O$_7$, a bilayer nickelate. Through DFT calculations, we find that a structural phase transition from monoclinic to tetragonal takes place around 10 - 15 GPa. Using the tetragonal crystal structure, we theoretically investigate the possibility of superconductivity, where a combination of fluctuation exchange approximation and linearized Eliashberg eq","authors_text":"Hibiki Nagata, Hirofumi Sakakibara, Hiroto Ohta, Hiroya Sakurai, Kazuhiko Kuroki, Keisuke Hirose, Kensei Terashima, Masaki Kato, Masayuki Ochi, Ryo Matsumoto, Yoshihiko Takano, Yuta Ueki","cross_cats":["cond-mat.mtrl-sci","cond-mat.str-el"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2023-09-18T03:54:39Z","title":"Theoretical analysis on the possibility of superconductivity in a trilayer Ruddlesden-Popper nickelate La$_4$Ni$_3$O$_{10}$ under pressure and its experimental examination: comparison with La$_3$Ni$_2$O$_7$"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2309.09462","kind":"arxiv","version":4},"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:d3c6db697138a39f80fd4e6fcc441dd8ceec21ac16a032138857ab7a00570f5e","target":"record","created_at":"2026-07-05T08:06:42Z","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":"4c37a05b951c19d6664807ec571e251ba8f1b983585566a340619413e4538c2d","cross_cats_sorted":["cond-mat.mtrl-sci","cond-mat.str-el"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2023-09-18T03:54:39Z","title_canon_sha256":"b5311320808213b0484024c7ed95627b8a0dbf30e34fd4ef94c7c21af1753f2f"},"schema_version":"1.0","source":{"id":"2309.09462","kind":"arxiv","version":4}},"canonical_sha256":"26dcdbabe0d946ea4b7ca19a0bd365f67163256ccc2d3da195e69c94a099b90b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"26dcdbabe0d946ea4b7ca19a0bd365f67163256ccc2d3da195e69c94a099b90b","first_computed_at":"2026-07-05T08:06:42.993971Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:06:42.993971Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"S0fd6NshDq+hQ7X+IEwGDyhVled4ZSeFnsoR+7dV/8wvv15NemnYaK2pwc2Y2fre8560XpdUzSnSXDpsC0TAAg==","signature_status":"signed_v1","signed_at":"2026-07-05T08:06:42.994615Z","signed_message":"canonical_sha256_bytes"},"source_id":"2309.09462","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d3c6db697138a39f80fd4e6fcc441dd8ceec21ac16a032138857ab7a00570f5e","sha256:a7be36f1a43e0af998ef23cd3f45b54c255f03ab3a381469562989cbb330c49a"],"state_sha256":"421218e4596790f89bf8f719e9073fd51f4db95bce9358d104da573d395a996a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SERp/A13l7ox6R1X9PKfosGowCdYA7o43guJ38BWyvCVfB4vMsI6QP5ioDVf5/vn3UdJJOmv0Dmzg7plHuwsBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T20:46:53.281648Z","bundle_sha256":"e37677065d87651aa591dc07706ade3984e7f13191cf9827a7989634228efe2e"}}