{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:O4OTIHNKCE3RFFJJ6V36YIK6J6","short_pith_number":"pith:O4OTIHNK","canonical_record":{"source":{"id":"1712.00187","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-12-01T04:39:56Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"77675d9e949e9b7ead3ffb21848c18bce27bb9ad8d9cc24011d956055b8c22df","abstract_canon_sha256":"930ddd60a81ab78ac1d489a6d7807300ffa706d29bc527ec4faa834ef95f4a71"},"schema_version":"1.0"},"canonical_sha256":"771d341daa1137129529f577ec215e4fb0672d61f700a600ea540ae7d6d4fe4e","source":{"kind":"arxiv","id":"1712.00187","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.00187","created_at":"2026-05-18T00:21:09Z"},{"alias_kind":"arxiv_version","alias_value":"1712.00187v1","created_at":"2026-05-18T00:21:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.00187","created_at":"2026-05-18T00:21:09Z"},{"alias_kind":"pith_short_12","alias_value":"O4OTIHNKCE3R","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_16","alias_value":"O4OTIHNKCE3RFFJJ","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_8","alias_value":"O4OTIHNK","created_at":"2026-05-18T12:31:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:O4OTIHNKCE3RFFJJ6V36YIK6J6","target":"record","payload":{"canonical_record":{"source":{"id":"1712.00187","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-12-01T04:39:56Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"77675d9e949e9b7ead3ffb21848c18bce27bb9ad8d9cc24011d956055b8c22df","abstract_canon_sha256":"930ddd60a81ab78ac1d489a6d7807300ffa706d29bc527ec4faa834ef95f4a71"},"schema_version":"1.0"},"canonical_sha256":"771d341daa1137129529f577ec215e4fb0672d61f700a600ea540ae7d6d4fe4e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:21:09.369296Z","signature_b64":"YYJ5sWF1DhcWbqBlQImcvOMfGdgk/hUia266s9u0IQCsRXqnSrpfPDjswKLS2az/UijcLN9rxxC1EVoPimFiDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"771d341daa1137129529f577ec215e4fb0672d61f700a600ea540ae7d6d4fe4e","last_reissued_at":"2026-05-18T00:21:09.368877Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:21:09.368877Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1712.00187","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":"2026-05-18T00:21:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xJO6BdPR9jTIFCxvyeXzUMFGphFeuf/6V8YKAVON6ep6sTklC53x/rBh1P1WkC4otZpVtdi1ZI9VYfU7N9VfBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T13:04:50.301281Z"},"content_sha256":"e41f119e05bb62f85a713e1c53e6a2e3bb905c1a0ebd7c841fe9b41c0acbf493","schema_version":"1.0","event_id":"sha256:e41f119e05bb62f85a713e1c53e6a2e3bb905c1a0ebd7c841fe9b41c0acbf493"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:O4OTIHNKCE3RFFJJ6V36YIK6J6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Locating the critical end point using the linear sigma model coupled to quarks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"hep-ph","authors_text":"A. Ayala, J. A. Flores, L. A. Hernandez, S. Hernandez-Ortiz","submitted_at":"2017-12-01T04:39:56Z","abstract_excerpt":"We use the linear sigma model coupled to quarks to compute the effective potential beyond the mean field approximation, including the contribution of the ring diagrams at finite temperature and baryon density. We determine the model couplings and use them to study the phase diagram in the baryon chemical potential-temperature plane and to locate the Critical End Point."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.00187","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":"2026-05-18T00:21:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WqgGIydW9EdqdIcJapduLjwL85gLIayUceqsbCkZjhMA9gNexpI47YO9HqhZS5GPupDt6unYUVJX5R5k1XOKBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T13:04:50.302031Z"},"content_sha256":"a0559f95b2478b70695b7440750ea017d50ca096e0f9ac13339fed055af9bf15","schema_version":"1.0","event_id":"sha256:a0559f95b2478b70695b7440750ea017d50ca096e0f9ac13339fed055af9bf15"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/O4OTIHNKCE3RFFJJ6V36YIK6J6/bundle.json","state_url":"https://pith.science/pith/O4OTIHNKCE3RFFJJ6V36YIK6J6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/O4OTIHNKCE3RFFJJ6V36YIK6J6/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":"2026-05-31T13:04:50Z","links":{"resolver":"https://pith.science/pith/O4OTIHNKCE3RFFJJ6V36YIK6J6","bundle":"https://pith.science/pith/O4OTIHNKCE3RFFJJ6V36YIK6J6/bundle.json","state":"https://pith.science/pith/O4OTIHNKCE3RFFJJ6V36YIK6J6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/O4OTIHNKCE3RFFJJ6V36YIK6J6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:O4OTIHNKCE3RFFJJ6V36YIK6J6","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":"930ddd60a81ab78ac1d489a6d7807300ffa706d29bc527ec4faa834ef95f4a71","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-12-01T04:39:56Z","title_canon_sha256":"77675d9e949e9b7ead3ffb21848c18bce27bb9ad8d9cc24011d956055b8c22df"},"schema_version":"1.0","source":{"id":"1712.00187","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.00187","created_at":"2026-05-18T00:21:09Z"},{"alias_kind":"arxiv_version","alias_value":"1712.00187v1","created_at":"2026-05-18T00:21:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.00187","created_at":"2026-05-18T00:21:09Z"},{"alias_kind":"pith_short_12","alias_value":"O4OTIHNKCE3R","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_16","alias_value":"O4OTIHNKCE3RFFJJ","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_8","alias_value":"O4OTIHNK","created_at":"2026-05-18T12:31:34Z"}],"graph_snapshots":[{"event_id":"sha256:a0559f95b2478b70695b7440750ea017d50ca096e0f9ac13339fed055af9bf15","target":"graph","created_at":"2026-05-18T00:21:09Z","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 use the linear sigma model coupled to quarks to compute the effective potential beyond the mean field approximation, including the contribution of the ring diagrams at finite temperature and baryon density. We determine the model couplings and use them to study the phase diagram in the baryon chemical potential-temperature plane and to locate the Critical End Point.","authors_text":"A. Ayala, J. A. Flores, L. A. Hernandez, S. Hernandez-Ortiz","cross_cats":["nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-12-01T04:39:56Z","title":"Locating the critical end point using the linear sigma model coupled to quarks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.00187","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:e41f119e05bb62f85a713e1c53e6a2e3bb905c1a0ebd7c841fe9b41c0acbf493","target":"record","created_at":"2026-05-18T00:21:09Z","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":"930ddd60a81ab78ac1d489a6d7807300ffa706d29bc527ec4faa834ef95f4a71","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-12-01T04:39:56Z","title_canon_sha256":"77675d9e949e9b7ead3ffb21848c18bce27bb9ad8d9cc24011d956055b8c22df"},"schema_version":"1.0","source":{"id":"1712.00187","kind":"arxiv","version":1}},"canonical_sha256":"771d341daa1137129529f577ec215e4fb0672d61f700a600ea540ae7d6d4fe4e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"771d341daa1137129529f577ec215e4fb0672d61f700a600ea540ae7d6d4fe4e","first_computed_at":"2026-05-18T00:21:09.368877Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:21:09.368877Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"YYJ5sWF1DhcWbqBlQImcvOMfGdgk/hUia266s9u0IQCsRXqnSrpfPDjswKLS2az/UijcLN9rxxC1EVoPimFiDw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:21:09.369296Z","signed_message":"canonical_sha256_bytes"},"source_id":"1712.00187","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e41f119e05bb62f85a713e1c53e6a2e3bb905c1a0ebd7c841fe9b41c0acbf493","sha256:a0559f95b2478b70695b7440750ea017d50ca096e0f9ac13339fed055af9bf15"],"state_sha256":"c9c6ddec92d9bd16c1e84f4f947f1be74e7c71eb58af7756149c6a2c07c8ee8d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9cptcJqZ3sbribvnWLnDR1cVpyU6XyzBdmz5sht1vC0nt4sPlpyORwE27MtWxmFuKMsM14328ItwSGwY2S55Dg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T13:04:50.307899Z","bundle_sha256":"b27c42ea8ad3d0824a7fa9855b08dd80c87e442f682c87b94b42e26ac8b37b30"}}