{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:MYLQ4CEXKAPNP2X7YD4SKIWHXH","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":"74629e3c9836555c7f3ede787adf689bd20972404fbc11c5165c3a04919edcaf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2019-04-25T12:23:32Z","title_canon_sha256":"310c2f32ef46f4105b75bd397d64687aa94c8593a3bd9ace18f80e745771d9b0"},"schema_version":"1.0","source":{"id":"1904.11290","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1904.11290","created_at":"2026-05-17T23:47:45Z"},{"alias_kind":"arxiv_version","alias_value":"1904.11290v1","created_at":"2026-05-17T23:47:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.11290","created_at":"2026-05-17T23:47:45Z"},{"alias_kind":"pith_short_12","alias_value":"MYLQ4CEXKAPN","created_at":"2026-05-18T12:33:24Z"},{"alias_kind":"pith_short_16","alias_value":"MYLQ4CEXKAPNP2X7","created_at":"2026-05-18T12:33:24Z"},{"alias_kind":"pith_short_8","alias_value":"MYLQ4CEX","created_at":"2026-05-18T12:33:24Z"}],"graph_snapshots":[{"event_id":"sha256:134ebee9d334c6ea254603bfc4d23f0f268443d90841d76529f0d59054a28b42","target":"graph","created_at":"2026-05-17T23:47:45Z","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":"The stability of a Fermi liquid is analyzed by summing series of diagrams with an interaction mediated by a system close to quantum criticality. The critical temperature and the gap are derived in terms of an effective coupling constant and do not depend on the density of states at the Fermi surface. The forward scattering process is identified as the main pairing mechanism for the case of low, or vanishing, levels of doping.","authors_text":"Yaron Kedem","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2019-04-25T12:23:32Z","title":"Instability of a dilute Fermi liquid in the presence of forward scattering"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.11290","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":"sha256:9ebdd0b290cba7c8dd7a71bebfdaa269374ee414a3873269a30fa138b1db7251","target":"record","created_at":"2026-05-17T23:47:45Z","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":"74629e3c9836555c7f3ede787adf689bd20972404fbc11c5165c3a04919edcaf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2019-04-25T12:23:32Z","title_canon_sha256":"310c2f32ef46f4105b75bd397d64687aa94c8593a3bd9ace18f80e745771d9b0"},"schema_version":"1.0","source":{"id":"1904.11290","kind":"arxiv","version":1}},"canonical_sha256":"66170e0897501ed7eaffc0f92522c7b9f3917b9572df5c328b5f03b0482d3765","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"66170e0897501ed7eaffc0f92522c7b9f3917b9572df5c328b5f03b0482d3765","first_computed_at":"2026-05-17T23:47:45.278907Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:47:45.278907Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"E5O0jRLLaxNm+Mb0DCmiiAeJ+utVfZcjRhbzzvqqSN/YVgKUb3JgOc/aWi8RjAJXIGWXdDry6I1VmDBNNlS/CQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:47:45.279358Z","signed_message":"canonical_sha256_bytes"},"source_id":"1904.11290","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9ebdd0b290cba7c8dd7a71bebfdaa269374ee414a3873269a30fa138b1db7251","sha256:134ebee9d334c6ea254603bfc4d23f0f268443d90841d76529f0d59054a28b42"],"state_sha256":"f6ecba37e06352c632c5f9f973f5dfc84f53fe5b609150dd96085e16800534eb"}