{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:26ZGCLFNPNDLJ6ANGYN3WKNQVT","short_pith_number":"pith:26ZGCLFN","canonical_record":{"source":{"id":"1401.5485","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2014-01-21T21:02:28Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"b42287a04501b75126475a3aa5116b2866113925175e8a69e330bfc5e156cb75","abstract_canon_sha256":"fffe6da144785b34328c0e827fb473e81daa580a634d5f112c9093e20040701f"},"schema_version":"1.0"},"canonical_sha256":"d7b2612cad7b46b4f80d361bbb29b0acd4d08ca33ef24aa8ddec115dbebc4fd3","source":{"kind":"arxiv","id":"1401.5485","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1401.5485","created_at":"2026-05-18T02:53:07Z"},{"alias_kind":"arxiv_version","alias_value":"1401.5485v2","created_at":"2026-05-18T02:53:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1401.5485","created_at":"2026-05-18T02:53:07Z"},{"alias_kind":"pith_short_12","alias_value":"26ZGCLFNPNDL","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_16","alias_value":"26ZGCLFNPNDLJ6AN","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_8","alias_value":"26ZGCLFN","created_at":"2026-05-18T12:28:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:26ZGCLFNPNDLJ6ANGYN3WKNQVT","target":"record","payload":{"canonical_record":{"source":{"id":"1401.5485","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2014-01-21T21:02:28Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"b42287a04501b75126475a3aa5116b2866113925175e8a69e330bfc5e156cb75","abstract_canon_sha256":"fffe6da144785b34328c0e827fb473e81daa580a634d5f112c9093e20040701f"},"schema_version":"1.0"},"canonical_sha256":"d7b2612cad7b46b4f80d361bbb29b0acd4d08ca33ef24aa8ddec115dbebc4fd3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:53:07.406177Z","signature_b64":"OmTw+Z+NaUpeBo/WGF3jxzk2ryKM6clA6N5vnoScELGhFiCnAx+t53UCOSYU+f9/TUBpejUKLQtiQuLXj8enDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d7b2612cad7b46b4f80d361bbb29b0acd4d08ca33ef24aa8ddec115dbebc4fd3","last_reissued_at":"2026-05-18T02:53:07.405547Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:53:07.405547Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1401.5485","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:53:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MoW3iwy6UsR8bjL/5XBBHHhPA3OXr+9PqIGUmdU8kJCdz/zURtenbVH7aiAIIKejAAs+S04KFy5zCiB20mVADg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T12:12:53.452771Z"},"content_sha256":"1440fd953e9a96f32b71bac59e4a703a17abf287c42762414dd248d73782662f","schema_version":"1.0","event_id":"sha256:1440fd953e9a96f32b71bac59e4a703a17abf287c42762414dd248d73782662f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:26ZGCLFNPNDLJ6ANGYN3WKNQVT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Superconductivity from weak repulsion in hexagonal lattice systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"Andrey V. Chubukov, Rahul Nandkishore, Ronny Thomale","submitted_at":"2014-01-21T21:02:28Z","abstract_excerpt":"We analyze the pairing instabilities for fermions on hexagonal lattices (both honeycomb and triangular ones) in a wide range of fermionic densities. We argue that for a generic doping in this range, superconductivity at weak coupling is of Kohn-Luttinger type, and, due to the presence of electronic interactions beyond on-site repulsion, is a threshold phenomenon, with superconductivity emerging only if the attraction generated by the Kohn-Luttinger mechanism exceeds the bare repulsion in some channel. For disconnected Fermi pockets, we predict that Kohn-Luttinger superconductivity, if it occur"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1401.5485","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"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":"2026-05-18T02:53:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bRCcXgMS2WKiFxmI8UXjM7fbY0rOHmEAEKisak546K74GsUzfH2OmwgqP5L07SiTDrogIycEphdowsciMqQfBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T12:12:53.453116Z"},"content_sha256":"6b70a27203d19fe392eed65e3c34e742bf4c320e732eae49e66668dddcb3a8fa","schema_version":"1.0","event_id":"sha256:6b70a27203d19fe392eed65e3c34e742bf4c320e732eae49e66668dddcb3a8fa"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/26ZGCLFNPNDLJ6ANGYN3WKNQVT/bundle.json","state_url":"https://pith.science/pith/26ZGCLFNPNDLJ6ANGYN3WKNQVT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/26ZGCLFNPNDLJ6ANGYN3WKNQVT/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":"2026-05-28T12:12:53Z","links":{"resolver":"https://pith.science/pith/26ZGCLFNPNDLJ6ANGYN3WKNQVT","bundle":"https://pith.science/pith/26ZGCLFNPNDLJ6ANGYN3WKNQVT/bundle.json","state":"https://pith.science/pith/26ZGCLFNPNDLJ6ANGYN3WKNQVT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/26ZGCLFNPNDLJ6ANGYN3WKNQVT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:26ZGCLFNPNDLJ6ANGYN3WKNQVT","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":"fffe6da144785b34328c0e827fb473e81daa580a634d5f112c9093e20040701f","cross_cats_sorted":["cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2014-01-21T21:02:28Z","title_canon_sha256":"b42287a04501b75126475a3aa5116b2866113925175e8a69e330bfc5e156cb75"},"schema_version":"1.0","source":{"id":"1401.5485","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1401.5485","created_at":"2026-05-18T02:53:07Z"},{"alias_kind":"arxiv_version","alias_value":"1401.5485v2","created_at":"2026-05-18T02:53:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1401.5485","created_at":"2026-05-18T02:53:07Z"},{"alias_kind":"pith_short_12","alias_value":"26ZGCLFNPNDL","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_16","alias_value":"26ZGCLFNPNDLJ6AN","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_8","alias_value":"26ZGCLFN","created_at":"2026-05-18T12:28:09Z"}],"graph_snapshots":[{"event_id":"sha256:6b70a27203d19fe392eed65e3c34e742bf4c320e732eae49e66668dddcb3a8fa","target":"graph","created_at":"2026-05-18T02:53:07Z","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"},"paper":{"abstract_excerpt":"We analyze the pairing instabilities for fermions on hexagonal lattices (both honeycomb and triangular ones) in a wide range of fermionic densities. We argue that for a generic doping in this range, superconductivity at weak coupling is of Kohn-Luttinger type, and, due to the presence of electronic interactions beyond on-site repulsion, is a threshold phenomenon, with superconductivity emerging only if the attraction generated by the Kohn-Luttinger mechanism exceeds the bare repulsion in some channel. For disconnected Fermi pockets, we predict that Kohn-Luttinger superconductivity, if it occur","authors_text":"Andrey V. Chubukov, Rahul Nandkishore, Ronny Thomale","cross_cats":["cond-mat.str-el"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2014-01-21T21:02:28Z","title":"Superconductivity from weak repulsion in hexagonal lattice systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1401.5485","kind":"arxiv","version":2},"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":"sha256:1440fd953e9a96f32b71bac59e4a703a17abf287c42762414dd248d73782662f","target":"record","created_at":"2026-05-18T02:53:07Z","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":"fffe6da144785b34328c0e827fb473e81daa580a634d5f112c9093e20040701f","cross_cats_sorted":["cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2014-01-21T21:02:28Z","title_canon_sha256":"b42287a04501b75126475a3aa5116b2866113925175e8a69e330bfc5e156cb75"},"schema_version":"1.0","source":{"id":"1401.5485","kind":"arxiv","version":2}},"canonical_sha256":"d7b2612cad7b46b4f80d361bbb29b0acd4d08ca33ef24aa8ddec115dbebc4fd3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d7b2612cad7b46b4f80d361bbb29b0acd4d08ca33ef24aa8ddec115dbebc4fd3","first_computed_at":"2026-05-18T02:53:07.405547Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:53:07.405547Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"OmTw+Z+NaUpeBo/WGF3jxzk2ryKM6clA6N5vnoScELGhFiCnAx+t53UCOSYU+f9/TUBpejUKLQtiQuLXj8enDg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:53:07.406177Z","signed_message":"canonical_sha256_bytes"},"source_id":"1401.5485","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1440fd953e9a96f32b71bac59e4a703a17abf287c42762414dd248d73782662f","sha256:6b70a27203d19fe392eed65e3c34e742bf4c320e732eae49e66668dddcb3a8fa"],"state_sha256":"b9db74eef5d482657af953fda29fa44bf2103debba34ddaa65c3c97c143edbd5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TuVFmj0/Pdt2P4ldE/0TJR86fMqSbRFaaf1xXHRfYYgCOs0SXEzK1YLcsP5NuLQESo3WaQp3FUk2Vnr5RH9rAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T12:12:53.455140Z","bundle_sha256":"2d6c433f23751e76b2ac340a1e0e1a60fc146aed8c065171585c3c130e2d8b6c"}}