{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:IQTV3PNML66UFMQ3VW2QV7QPI5","short_pith_number":"pith:IQTV3PNM","canonical_record":{"source":{"id":"1811.10598","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-11-26T18:59:11Z","cross_cats_sorted":["hep-th","nucl-th"],"title_canon_sha256":"fd4e50d179d513c223d42cea5e879b71ef6c66ebe63ff5bef7c5736aa20ca655","abstract_canon_sha256":"829527047969bc626fa48a7e6489fe299920027d62320aab30130694022e9e84"},"schema_version":"1.0"},"canonical_sha256":"44275dbdac5fbd42b21badb50afe0f47627bac0579388e50e4bd28804c805d3a","source":{"kind":"arxiv","id":"1811.10598","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.10598","created_at":"2026-05-17T23:56:40Z"},{"alias_kind":"arxiv_version","alias_value":"1811.10598v2","created_at":"2026-05-17T23:56:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.10598","created_at":"2026-05-17T23:56:40Z"},{"alias_kind":"pith_short_12","alias_value":"IQTV3PNML66U","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_16","alias_value":"IQTV3PNML66UFMQ3","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_8","alias_value":"IQTV3PNM","created_at":"2026-05-18T12:32:31Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:IQTV3PNML66UFMQ3VW2QV7QPI5","target":"record","payload":{"canonical_record":{"source":{"id":"1811.10598","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-11-26T18:59:11Z","cross_cats_sorted":["hep-th","nucl-th"],"title_canon_sha256":"fd4e50d179d513c223d42cea5e879b71ef6c66ebe63ff5bef7c5736aa20ca655","abstract_canon_sha256":"829527047969bc626fa48a7e6489fe299920027d62320aab30130694022e9e84"},"schema_version":"1.0"},"canonical_sha256":"44275dbdac5fbd42b21badb50afe0f47627bac0579388e50e4bd28804c805d3a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:56:40.759076Z","signature_b64":"Y2JSR5fZLKjsZa3l74k99v+FIEf++mW0IozxNaDVSViEWBNYKWRQ85Y9WYa+QpS4ZkuMTcmrCRzE62/sWNC5DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"44275dbdac5fbd42b21badb50afe0f47627bac0579388e50e4bd28804c805d3a","last_reissued_at":"2026-05-17T23:56:40.758426Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:56:40.758426Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1811.10598","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":"2026-05-17T23:56:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"S4iajGJvBCdSl52SwstpSWlwIEsKxMcyWITA2J964jHM1XyBv9l2a8vjdsKsWS8GAypW9hW+un66yXi5Th77DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T20:47:14.268096Z"},"content_sha256":"d0cb9cf756ea92364f2dd29949d73b7fb3be4000f860c6722766b97d105b7d4f","schema_version":"1.0","event_id":"sha256:d0cb9cf756ea92364f2dd29949d73b7fb3be4000f860c6722766b97d105b7d4f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:IQTV3PNML66UFMQ3VW2QV7QPI5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Regularization issues for a cold and dense quark matter model in $\\beta-$equilibrium","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th","nucl-th"],"primary_cat":"hep-ph","authors_text":"Dyana C. Duarte, Ricardo L.S. Farias, Rudnei O. Ramos","submitted_at":"2018-11-26T18:59:11Z","abstract_excerpt":"A regularization scheme that explicitly separates vacuum contributions from medium effects is applied to a Nambu--Jona-Lasinio model with diquark interactions and in $\\beta-$equilibrium. We perform a comparison of this proposed scheme with the more traditional one, where no separation of vacuum and medium effects is done. Our results point to both qualitative and quantitative important differences between these two methods, in special regarding the phase structure of the model in the cold and dense nuclear matter case."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.10598","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":"2026-05-17T23:56:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WpK5LkElo0nc1T1U0FOlSovMfqVoQ8W9zaKHUr8dvWLfeVUBZMtaB7R+Ep8KygzkIlNhhGJ2gYQuDoK3R2nKAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T20:47:14.268820Z"},"content_sha256":"bf46c92cce016dcf8a6bfb3aafefa8c99629f92fe703dcf109da2a785607c7f0","schema_version":"1.0","event_id":"sha256:bf46c92cce016dcf8a6bfb3aafefa8c99629f92fe703dcf109da2a785607c7f0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IQTV3PNML66UFMQ3VW2QV7QPI5/bundle.json","state_url":"https://pith.science/pith/IQTV3PNML66UFMQ3VW2QV7QPI5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IQTV3PNML66UFMQ3VW2QV7QPI5/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":"2026-06-07T20:47:14Z","links":{"resolver":"https://pith.science/pith/IQTV3PNML66UFMQ3VW2QV7QPI5","bundle":"https://pith.science/pith/IQTV3PNML66UFMQ3VW2QV7QPI5/bundle.json","state":"https://pith.science/pith/IQTV3PNML66UFMQ3VW2QV7QPI5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IQTV3PNML66UFMQ3VW2QV7QPI5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:IQTV3PNML66UFMQ3VW2QV7QPI5","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":"829527047969bc626fa48a7e6489fe299920027d62320aab30130694022e9e84","cross_cats_sorted":["hep-th","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-11-26T18:59:11Z","title_canon_sha256":"fd4e50d179d513c223d42cea5e879b71ef6c66ebe63ff5bef7c5736aa20ca655"},"schema_version":"1.0","source":{"id":"1811.10598","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.10598","created_at":"2026-05-17T23:56:40Z"},{"alias_kind":"arxiv_version","alias_value":"1811.10598v2","created_at":"2026-05-17T23:56:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.10598","created_at":"2026-05-17T23:56:40Z"},{"alias_kind":"pith_short_12","alias_value":"IQTV3PNML66U","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_16","alias_value":"IQTV3PNML66UFMQ3","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_8","alias_value":"IQTV3PNM","created_at":"2026-05-18T12:32:31Z"}],"graph_snapshots":[{"event_id":"sha256:bf46c92cce016dcf8a6bfb3aafefa8c99629f92fe703dcf109da2a785607c7f0","target":"graph","created_at":"2026-05-17T23:56:40Z","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":"A regularization scheme that explicitly separates vacuum contributions from medium effects is applied to a Nambu--Jona-Lasinio model with diquark interactions and in $\\beta-$equilibrium. We perform a comparison of this proposed scheme with the more traditional one, where no separation of vacuum and medium effects is done. Our results point to both qualitative and quantitative important differences between these two methods, in special regarding the phase structure of the model in the cold and dense nuclear matter case.","authors_text":"Dyana C. Duarte, Ricardo L.S. Farias, Rudnei O. Ramos","cross_cats":["hep-th","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-11-26T18:59:11Z","title":"Regularization issues for a cold and dense quark matter model in $\\beta-$equilibrium"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.10598","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:d0cb9cf756ea92364f2dd29949d73b7fb3be4000f860c6722766b97d105b7d4f","target":"record","created_at":"2026-05-17T23:56:40Z","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":"829527047969bc626fa48a7e6489fe299920027d62320aab30130694022e9e84","cross_cats_sorted":["hep-th","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-11-26T18:59:11Z","title_canon_sha256":"fd4e50d179d513c223d42cea5e879b71ef6c66ebe63ff5bef7c5736aa20ca655"},"schema_version":"1.0","source":{"id":"1811.10598","kind":"arxiv","version":2}},"canonical_sha256":"44275dbdac5fbd42b21badb50afe0f47627bac0579388e50e4bd28804c805d3a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"44275dbdac5fbd42b21badb50afe0f47627bac0579388e50e4bd28804c805d3a","first_computed_at":"2026-05-17T23:56:40.758426Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:56:40.758426Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Y2JSR5fZLKjsZa3l74k99v+FIEf++mW0IozxNaDVSViEWBNYKWRQ85Y9WYa+QpS4ZkuMTcmrCRzE62/sWNC5DA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:56:40.759076Z","signed_message":"canonical_sha256_bytes"},"source_id":"1811.10598","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d0cb9cf756ea92364f2dd29949d73b7fb3be4000f860c6722766b97d105b7d4f","sha256:bf46c92cce016dcf8a6bfb3aafefa8c99629f92fe703dcf109da2a785607c7f0"],"state_sha256":"167762b3bc84b995b5793d1ff4542316a5aaed421b512446e6d4221abed53f8e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xlbGQ/NlB+Ws6C/ugH5M4TT0Ck+QXDakzckFKc3XHZsbSCbEEwel7eylNW5iZlo9x0a/5Gnc0e9vh9feXrgvAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T20:47:14.272452Z","bundle_sha256":"447c133e6bc190f886fff62d8df70ad161ca13cea0c7c4aa0dd9a7fba5b9a1d6"}}