{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:X3RHPVMHLVFE6SDAVVPRBW7OLV","short_pith_number":"pith:X3RHPVMH","schema_version":"1.0","canonical_sha256":"bee277d5875d4a4f4860ad5f10dbee5d611c9c3fd95b805384d9298c1094ebb6","source":{"kind":"arxiv","id":"1206.1261","version":2},"attestation_state":"computed","paper":{"title":"Bulk viscosity and the phase transition of the linear sigma model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Antonio Dobado, Juan M. Torres-Rincon","submitted_at":"2012-06-06T16:02:22Z","abstract_excerpt":"In this work we deal with the critical behavior of the bulk viscosity in the linear sigma model (LSM) as an example of a system which can be treated by using different techniques. Starting from the Boltzmann-Uehling-Uhlenbeck equation we compute the bulk viscosity over entropy density of the LSM in the large-N limit. We search for a possible maximum of the bulk viscosity over entropy density at the critical temperature of the chiral phase transition. The information about this critical temperature, as well as the effective masses, is obtained from the effective potential. We find that the expe"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1206.1261","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2012-06-06T16:02:22Z","cross_cats_sorted":[],"title_canon_sha256":"f77eabae48ca2ad418afbffadf8c7218d382e7fe46aed7809c588b18e1a75ebf","abstract_canon_sha256":"c382314dfe1a3007e410060b6bdd4c27b8c9d862eddd53263eccf1dfb6f86a01"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:22:40.414948Z","signature_b64":"OlWbW49kdu2oTFZz9/bnHgXQQytm8xCCuitLevjRH7ZkKFSfNjv+sz+uZESgtphnhKME9z8/CSLMTPnlzBkeDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bee277d5875d4a4f4860ad5f10dbee5d611c9c3fd95b805384d9298c1094ebb6","last_reissued_at":"2026-05-18T03:22:40.414147Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:22:40.414147Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Bulk viscosity and the phase transition of the linear sigma model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Antonio Dobado, Juan M. Torres-Rincon","submitted_at":"2012-06-06T16:02:22Z","abstract_excerpt":"In this work we deal with the critical behavior of the bulk viscosity in the linear sigma model (LSM) as an example of a system which can be treated by using different techniques. Starting from the Boltzmann-Uehling-Uhlenbeck equation we compute the bulk viscosity over entropy density of the LSM in the large-N limit. We search for a possible maximum of the bulk viscosity over entropy density at the critical temperature of the chiral phase transition. The information about this critical temperature, as well as the effective masses, is obtained from the effective potential. We find that the expe"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1206.1261","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1206.1261","created_at":"2026-05-18T03:22:40.414275+00:00"},{"alias_kind":"arxiv_version","alias_value":"1206.1261v2","created_at":"2026-05-18T03:22:40.414275+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1206.1261","created_at":"2026-05-18T03:22:40.414275+00:00"},{"alias_kind":"pith_short_12","alias_value":"X3RHPVMHLVFE","created_at":"2026-05-18T12:27:27.928770+00:00"},{"alias_kind":"pith_short_16","alias_value":"X3RHPVMHLVFE6SDA","created_at":"2026-05-18T12:27:27.928770+00:00"},{"alias_kind":"pith_short_8","alias_value":"X3RHPVMH","created_at":"2026-05-18T12:27:27.928770+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/X3RHPVMHLVFE6SDAVVPRBW7OLV","json":"https://pith.science/pith/X3RHPVMHLVFE6SDAVVPRBW7OLV.json","graph_json":"https://pith.science/api/pith-number/X3RHPVMHLVFE6SDAVVPRBW7OLV/graph.json","events_json":"https://pith.science/api/pith-number/X3RHPVMHLVFE6SDAVVPRBW7OLV/events.json","paper":"https://pith.science/paper/X3RHPVMH"},"agent_actions":{"view_html":"https://pith.science/pith/X3RHPVMHLVFE6SDAVVPRBW7OLV","download_json":"https://pith.science/pith/X3RHPVMHLVFE6SDAVVPRBW7OLV.json","view_paper":"https://pith.science/paper/X3RHPVMH","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1206.1261&json=true","fetch_graph":"https://pith.science/api/pith-number/X3RHPVMHLVFE6SDAVVPRBW7OLV/graph.json","fetch_events":"https://pith.science/api/pith-number/X3RHPVMHLVFE6SDAVVPRBW7OLV/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/X3RHPVMHLVFE6SDAVVPRBW7OLV/action/timestamp_anchor","attest_storage":"https://pith.science/pith/X3RHPVMHLVFE6SDAVVPRBW7OLV/action/storage_attestation","attest_author":"https://pith.science/pith/X3RHPVMHLVFE6SDAVVPRBW7OLV/action/author_attestation","sign_citation":"https://pith.science/pith/X3RHPVMHLVFE6SDAVVPRBW7OLV/action/citation_signature","submit_replication":"https://pith.science/pith/X3RHPVMHLVFE6SDAVVPRBW7OLV/action/replication_record"}},"created_at":"2026-05-18T03:22:40.414275+00:00","updated_at":"2026-05-18T03:22:40.414275+00:00"}