{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:NIM5SAEJ7KLMWQ6X3UN5B5ESNZ","short_pith_number":"pith:NIM5SAEJ","canonical_record":{"source":{"id":"1507.06652","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-07-23T20:00:34Z","cross_cats_sorted":["cond-mat.supr-con","hep-th"],"title_canon_sha256":"c81b6b2110c27384fd5e2bc42f1f49e64bcc3326e56dac11ea269b311abef372","abstract_canon_sha256":"b4f191706b52aa10683fbde6b18846c1e1f0b0222bc8446788195200ce27081c"},"schema_version":"1.0"},"canonical_sha256":"6a19d90089fa96cb43d7dd1bd0f4926e79fe8b85529b1196516974673246d490","source":{"kind":"arxiv","id":"1507.06652","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1507.06652","created_at":"2026-05-18T01:27:23Z"},{"alias_kind":"arxiv_version","alias_value":"1507.06652v1","created_at":"2026-05-18T01:27:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1507.06652","created_at":"2026-05-18T01:27:23Z"},{"alias_kind":"pith_short_12","alias_value":"NIM5SAEJ7KLM","created_at":"2026-05-18T12:29:32Z"},{"alias_kind":"pith_short_16","alias_value":"NIM5SAEJ7KLMWQ6X","created_at":"2026-05-18T12:29:32Z"},{"alias_kind":"pith_short_8","alias_value":"NIM5SAEJ","created_at":"2026-05-18T12:29:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:NIM5SAEJ7KLMWQ6X3UN5B5ESNZ","target":"record","payload":{"canonical_record":{"source":{"id":"1507.06652","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-07-23T20:00:34Z","cross_cats_sorted":["cond-mat.supr-con","hep-th"],"title_canon_sha256":"c81b6b2110c27384fd5e2bc42f1f49e64bcc3326e56dac11ea269b311abef372","abstract_canon_sha256":"b4f191706b52aa10683fbde6b18846c1e1f0b0222bc8446788195200ce27081c"},"schema_version":"1.0"},"canonical_sha256":"6a19d90089fa96cb43d7dd1bd0f4926e79fe8b85529b1196516974673246d490","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:27:23.011513Z","signature_b64":"Cit51y78bWoAx85bi1nx2YTATYR3y+nUcxvQSEGn90cBbMI9FWCw653zV4htHvlora7j0tZzKH1HmXzX0EFACg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6a19d90089fa96cb43d7dd1bd0f4926e79fe8b85529b1196516974673246d490","last_reissued_at":"2026-05-18T01:27:23.010915Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:27:23.010915Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1507.06652","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":"2026-05-18T01:27:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fQ3bKs9m8m/ljTEMbdkGn7WkUoLayoedmQ5vAD7xbDTEcEqHZsZXrVedPPLYzmF+8xjGBSEGN5mpIjC+aU8YBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T19:06:01.160407Z"},"content_sha256":"169fcc63b74f3361dc17b1c4addd5aa201316dd174b5443db42fa473e627fbed","schema_version":"1.0","event_id":"sha256:169fcc63b74f3361dc17b1c4addd5aa201316dd174b5443db42fa473e627fbed"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:NIM5SAEJ7KLMWQ6X3UN5B5ESNZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Metallic quantum critical points with finite BCS couplings","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.supr-con","hep-th"],"primary_cat":"cond-mat.str-el","authors_text":"Gonzalo Torroba, Huajia Wang, Srinivas Raghu","submitted_at":"2015-07-23T20:00:34Z","abstract_excerpt":"We study the fate of superconductivity in the vicinity of a class of metallic quantum critical points obtained by coupling a Fermi surface to a critical boson. In such systems there is a competition between the enhanced pairing tendency due to the presence of long-range attractive interactions near criticality, and the suppression of superconductivity due to the destruction of the Landau quasiparticles. We show that there are regimes in which these two effects offset one another, resulting in a novel non-Fermi liquid fixed point with finite, scale invariant, BCS coupling. While these interacti"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1507.06652","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":""},"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":"2026-05-18T01:27:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"T7LFbf2iehC4GFhpUOcUZLlUHdYyZpV6iAu7+wujoKOna+Hjkr4g11mY61OxR/0GruETDF29TKksiCndFsI1Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T19:06:01.160752Z"},"content_sha256":"cf86c5e1a4143a3de076473236a8500a572a2b6e6a0423f4b0ae164210256270","schema_version":"1.0","event_id":"sha256:cf86c5e1a4143a3de076473236a8500a572a2b6e6a0423f4b0ae164210256270"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NIM5SAEJ7KLMWQ6X3UN5B5ESNZ/bundle.json","state_url":"https://pith.science/pith/NIM5SAEJ7KLMWQ6X3UN5B5ESNZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NIM5SAEJ7KLMWQ6X3UN5B5ESNZ/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":"2026-06-01T19:06:01Z","links":{"resolver":"https://pith.science/pith/NIM5SAEJ7KLMWQ6X3UN5B5ESNZ","bundle":"https://pith.science/pith/NIM5SAEJ7KLMWQ6X3UN5B5ESNZ/bundle.json","state":"https://pith.science/pith/NIM5SAEJ7KLMWQ6X3UN5B5ESNZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NIM5SAEJ7KLMWQ6X3UN5B5ESNZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:NIM5SAEJ7KLMWQ6X3UN5B5ESNZ","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":"b4f191706b52aa10683fbde6b18846c1e1f0b0222bc8446788195200ce27081c","cross_cats_sorted":["cond-mat.supr-con","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-07-23T20:00:34Z","title_canon_sha256":"c81b6b2110c27384fd5e2bc42f1f49e64bcc3326e56dac11ea269b311abef372"},"schema_version":"1.0","source":{"id":"1507.06652","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1507.06652","created_at":"2026-05-18T01:27:23Z"},{"alias_kind":"arxiv_version","alias_value":"1507.06652v1","created_at":"2026-05-18T01:27:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1507.06652","created_at":"2026-05-18T01:27:23Z"},{"alias_kind":"pith_short_12","alias_value":"NIM5SAEJ7KLM","created_at":"2026-05-18T12:29:32Z"},{"alias_kind":"pith_short_16","alias_value":"NIM5SAEJ7KLMWQ6X","created_at":"2026-05-18T12:29:32Z"},{"alias_kind":"pith_short_8","alias_value":"NIM5SAEJ","created_at":"2026-05-18T12:29:32Z"}],"graph_snapshots":[{"event_id":"sha256:cf86c5e1a4143a3de076473236a8500a572a2b6e6a0423f4b0ae164210256270","target":"graph","created_at":"2026-05-18T01:27:23Z","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 study the fate of superconductivity in the vicinity of a class of metallic quantum critical points obtained by coupling a Fermi surface to a critical boson. In such systems there is a competition between the enhanced pairing tendency due to the presence of long-range attractive interactions near criticality, and the suppression of superconductivity due to the destruction of the Landau quasiparticles. We show that there are regimes in which these two effects offset one another, resulting in a novel non-Fermi liquid fixed point with finite, scale invariant, BCS coupling. While these interacti","authors_text":"Gonzalo Torroba, Huajia Wang, Srinivas Raghu","cross_cats":["cond-mat.supr-con","hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-07-23T20:00:34Z","title":"Metallic quantum critical points with finite BCS couplings"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1507.06652","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":"sha256:169fcc63b74f3361dc17b1c4addd5aa201316dd174b5443db42fa473e627fbed","target":"record","created_at":"2026-05-18T01:27:23Z","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":"b4f191706b52aa10683fbde6b18846c1e1f0b0222bc8446788195200ce27081c","cross_cats_sorted":["cond-mat.supr-con","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-07-23T20:00:34Z","title_canon_sha256":"c81b6b2110c27384fd5e2bc42f1f49e64bcc3326e56dac11ea269b311abef372"},"schema_version":"1.0","source":{"id":"1507.06652","kind":"arxiv","version":1}},"canonical_sha256":"6a19d90089fa96cb43d7dd1bd0f4926e79fe8b85529b1196516974673246d490","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6a19d90089fa96cb43d7dd1bd0f4926e79fe8b85529b1196516974673246d490","first_computed_at":"2026-05-18T01:27:23.010915Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:27:23.010915Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Cit51y78bWoAx85bi1nx2YTATYR3y+nUcxvQSEGn90cBbMI9FWCw653zV4htHvlora7j0tZzKH1HmXzX0EFACg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:27:23.011513Z","signed_message":"canonical_sha256_bytes"},"source_id":"1507.06652","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:169fcc63b74f3361dc17b1c4addd5aa201316dd174b5443db42fa473e627fbed","sha256:cf86c5e1a4143a3de076473236a8500a572a2b6e6a0423f4b0ae164210256270"],"state_sha256":"c0be090cae63c2236660b9582893ab34a4587418e29bf2416f98bf8cc5ca5f45"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/ZYJYohr7Uy5JBWQERbh097iuqUqgDhIMzBSkZ4iRv+NhMZn+HA6gExkaIy3XTTcTCLlihfTCpGGVk3kL2fQBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T19:06:01.162701Z","bundle_sha256":"da67ea104e2032f3ea3969176af142b425c6004a930f385a3ce451e93e83408f"}}