{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1994:SWY4JFUE2OQ26DJOY2DAEB5PZD","short_pith_number":"pith:SWY4JFUE","canonical_record":{"source":{"id":"cond-mat/9401037","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat","submitted_at":"1994-01-19T09:48:12Z","cross_cats_sorted":[],"title_canon_sha256":"ac0bb955d3a0f9be6af85d07e0925e5b1be2fe94e152e943886dc457ce022ae0","abstract_canon_sha256":"0bbf2377de6713290cfaae6dcdf2dac36aae500bf0de06ed04b18371c077d71b"},"schema_version":"1.0"},"canonical_sha256":"95b1c49684d3a1af0d2ec6860207afc8d872eef10e34d9fa6c22ebbc060815e2","source":{"kind":"arxiv","id":"cond-mat/9401037","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/9401037","created_at":"2026-05-18T01:39:37Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/9401037v1","created_at":"2026-05-18T01:39:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/9401037","created_at":"2026-05-18T01:39:37Z"},{"alias_kind":"pith_short_12","alias_value":"SWY4JFUE2OQ2","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_16","alias_value":"SWY4JFUE2OQ26DJO","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_8","alias_value":"SWY4JFUE","created_at":"2026-05-18T12:25:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1994:SWY4JFUE2OQ26DJOY2DAEB5PZD","target":"record","payload":{"canonical_record":{"source":{"id":"cond-mat/9401037","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat","submitted_at":"1994-01-19T09:48:12Z","cross_cats_sorted":[],"title_canon_sha256":"ac0bb955d3a0f9be6af85d07e0925e5b1be2fe94e152e943886dc457ce022ae0","abstract_canon_sha256":"0bbf2377de6713290cfaae6dcdf2dac36aae500bf0de06ed04b18371c077d71b"},"schema_version":"1.0"},"canonical_sha256":"95b1c49684d3a1af0d2ec6860207afc8d872eef10e34d9fa6c22ebbc060815e2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:39:37.460422Z","signature_b64":"ks8nZJQYRtP39kOsXMha3ZesYaZMI7dxlgn+FTJOe+0EQan8c70NNvLUNXcQ60ESr2xIA3e6FOYJC5CjQLfXDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"95b1c49684d3a1af0d2ec6860207afc8d872eef10e34d9fa6c22ebbc060815e2","last_reissued_at":"2026-05-18T01:39:37.459739Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:39:37.459739Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"cond-mat/9401037","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":"2026-05-18T01:39:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qEf7Z8oe8MNATctvxq7BBVA9Nm87XE0XgmT3HiaFI9itOFXaa9sgJs7PwyuIvas809toTuppvsUIYNiLWz3uCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T22:31:27.966963Z"},"content_sha256":"0f4003641f1b7851caf2125037f36ee6ef618252bc6f085703b24f98f12a648b","schema_version":"1.0","event_id":"sha256:0f4003641f1b7851caf2125037f36ee6ef618252bc6f085703b24f98f12a648b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1994:SWY4JFUE2OQ26DJOY2DAEB5PZD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Coulomb Correlations and Instability of Spinless Fermion Gas in 1D and 2D","license":"","headline":"","cross_cats":[],"primary_cat":"cond-mat","authors_text":"Daniel Mattis (Department of Physics, Hua Chen, University of Utah Salt Lake City, USA), Utah","submitted_at":"1994-01-19T09:48:12Z","abstract_excerpt":"We study the stability of the ordinary Landau Fermi liquid phase for interacting, spinless electrons. We require causality and demand that the Pauli principle be obeyed. We find a phase diagram determined by two parameters: the particle density and the interaction strength. We find that the homogeneous, constant density Fermi liquid phase of a spinless Fermion gas is {\\em never} stable in 1D, but that it may have a restricted domain of stability in 2D."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/9401037","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":"2026-05-18T01:39:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dFzsT0bXBSDS5mTWiblUngKraPxzRuBWiWG2MGIolJtDx2v9CFckZEuqeQYMTOgB7ZmBe0tPSmh4+lLVlow1AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T22:31:27.967299Z"},"content_sha256":"e2171fe8fca48c72c36d237a4983e863d121be89f32d23b393ddedfc0099712c","schema_version":"1.0","event_id":"sha256:e2171fe8fca48c72c36d237a4983e863d121be89f32d23b393ddedfc0099712c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SWY4JFUE2OQ26DJOY2DAEB5PZD/bundle.json","state_url":"https://pith.science/pith/SWY4JFUE2OQ26DJOY2DAEB5PZD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SWY4JFUE2OQ26DJOY2DAEB5PZD/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":"2026-06-08T22:31:27Z","links":{"resolver":"https://pith.science/pith/SWY4JFUE2OQ26DJOY2DAEB5PZD","bundle":"https://pith.science/pith/SWY4JFUE2OQ26DJOY2DAEB5PZD/bundle.json","state":"https://pith.science/pith/SWY4JFUE2OQ26DJOY2DAEB5PZD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SWY4JFUE2OQ26DJOY2DAEB5PZD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1994:SWY4JFUE2OQ26DJOY2DAEB5PZD","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":"0bbf2377de6713290cfaae6dcdf2dac36aae500bf0de06ed04b18371c077d71b","cross_cats_sorted":[],"license":"","primary_cat":"cond-mat","submitted_at":"1994-01-19T09:48:12Z","title_canon_sha256":"ac0bb955d3a0f9be6af85d07e0925e5b1be2fe94e152e943886dc457ce022ae0"},"schema_version":"1.0","source":{"id":"cond-mat/9401037","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/9401037","created_at":"2026-05-18T01:39:37Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/9401037v1","created_at":"2026-05-18T01:39:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/9401037","created_at":"2026-05-18T01:39:37Z"},{"alias_kind":"pith_short_12","alias_value":"SWY4JFUE2OQ2","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_16","alias_value":"SWY4JFUE2OQ26DJO","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_8","alias_value":"SWY4JFUE","created_at":"2026-05-18T12:25:47Z"}],"graph_snapshots":[{"event_id":"sha256:e2171fe8fca48c72c36d237a4983e863d121be89f32d23b393ddedfc0099712c","target":"graph","created_at":"2026-05-18T01:39:37Z","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 stability of the ordinary Landau Fermi liquid phase for interacting, spinless electrons. We require causality and demand that the Pauli principle be obeyed. We find a phase diagram determined by two parameters: the particle density and the interaction strength. We find that the homogeneous, constant density Fermi liquid phase of a spinless Fermion gas is {\\em never} stable in 1D, but that it may have a restricted domain of stability in 2D.","authors_text":"Daniel Mattis (Department of Physics, Hua Chen, University of Utah Salt Lake City, USA), Utah","cross_cats":[],"headline":"","license":"","primary_cat":"cond-mat","submitted_at":"1994-01-19T09:48:12Z","title":"Coulomb Correlations and Instability of Spinless Fermion Gas in 1D and 2D"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/9401037","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":"sha256:0f4003641f1b7851caf2125037f36ee6ef618252bc6f085703b24f98f12a648b","target":"record","created_at":"2026-05-18T01:39:37Z","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":"0bbf2377de6713290cfaae6dcdf2dac36aae500bf0de06ed04b18371c077d71b","cross_cats_sorted":[],"license":"","primary_cat":"cond-mat","submitted_at":"1994-01-19T09:48:12Z","title_canon_sha256":"ac0bb955d3a0f9be6af85d07e0925e5b1be2fe94e152e943886dc457ce022ae0"},"schema_version":"1.0","source":{"id":"cond-mat/9401037","kind":"arxiv","version":1}},"canonical_sha256":"95b1c49684d3a1af0d2ec6860207afc8d872eef10e34d9fa6c22ebbc060815e2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"95b1c49684d3a1af0d2ec6860207afc8d872eef10e34d9fa6c22ebbc060815e2","first_computed_at":"2026-05-18T01:39:37.459739Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:39:37.459739Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ks8nZJQYRtP39kOsXMha3ZesYaZMI7dxlgn+FTJOe+0EQan8c70NNvLUNXcQ60ESr2xIA3e6FOYJC5CjQLfXDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:39:37.460422Z","signed_message":"canonical_sha256_bytes"},"source_id":"cond-mat/9401037","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0f4003641f1b7851caf2125037f36ee6ef618252bc6f085703b24f98f12a648b","sha256:e2171fe8fca48c72c36d237a4983e863d121be89f32d23b393ddedfc0099712c"],"state_sha256":"4f40bd40b7691f31571695764d7924b92fc49abb675de8bde2fbca3dc2278827"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uFQVtvGCq15FwUVjm2XbKOXMnMEWKDhG4zKQmFVKV6/kjpNchA5hWgjvBLzIRj24vQPga31Yc8NeqDESEuDQCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T22:31:27.969292Z","bundle_sha256":"f643d3181d9af08e49423604775b4ddac4b77dec53fe99d2c8194a62eee27bda"}}