{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:XMU2EMQRQSX2B3BKV7JSNWZIYI","short_pith_number":"pith:XMU2EMQR","schema_version":"1.0","canonical_sha256":"bb29a2321184afa0ec2aafd326db28c22b2a1ffc86e8ca76aa26e04b8ca9b971","source":{"kind":"arxiv","id":"1108.5323","version":1},"attestation_state":"computed","paper":{"title":"The viscosity of quark-gluon plasma at RHIC and the LHC","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph","nucl-ex"],"primary_cat":"nucl-th","authors_text":"Chun Shen (Ohio State), Huichao Song (LBNL), Ulrich W. Heinz (Ohio State)","submitted_at":"2011-08-26T15:13:41Z","abstract_excerpt":"The specific shear viscosity (eta/s)_QGP of quark-gluon plasma (QGP) can be extracted from elliptic flow data in heavy-ion collisions by comparing them with the dynamical model VISHNU which couples a viscous fluid dynamic description of the QGP with a microscopic kinetic description of the late hadronic rescattering and freeze-out stage. A robust method for fixing (eta/s)_QGP from the collision centrality dependence of the eccentricity-scaled charged hadron elliptic flow is presented. The systematic uncertainties associated with this extraction method are discussed, with specific attention to "},"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":"1108.5323","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2011-08-26T15:13:41Z","cross_cats_sorted":["hep-ph","nucl-ex"],"title_canon_sha256":"e6eadc74e3b1ba64bacbb46249c4add1d416df39db24cf5aa5d7d6ddd1f07260","abstract_canon_sha256":"823fdeac3e1ea89027b2fac6eff97f740332a7e434e7016a34fccbe92a727dba"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:57:12.784560Z","signature_b64":"ap8XaFEiKFe6I9vxT+N3cpz+WBctmg1DZ35EN099jCdc++clZ207uVHbCmciHDS/Rx+ojOuZ6EcKCmhJRteoDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bb29a2321184afa0ec2aafd326db28c22b2a1ffc86e8ca76aa26e04b8ca9b971","last_reissued_at":"2026-05-18T03:57:12.784112Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:57:12.784112Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The viscosity of quark-gluon plasma at RHIC and the LHC","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph","nucl-ex"],"primary_cat":"nucl-th","authors_text":"Chun Shen (Ohio State), Huichao Song (LBNL), Ulrich W. Heinz (Ohio State)","submitted_at":"2011-08-26T15:13:41Z","abstract_excerpt":"The specific shear viscosity (eta/s)_QGP of quark-gluon plasma (QGP) can be extracted from elliptic flow data in heavy-ion collisions by comparing them with the dynamical model VISHNU which couples a viscous fluid dynamic description of the QGP with a microscopic kinetic description of the late hadronic rescattering and freeze-out stage. A robust method for fixing (eta/s)_QGP from the collision centrality dependence of the eccentricity-scaled charged hadron elliptic flow is presented. The systematic uncertainties associated with this extraction method are discussed, with specific attention to "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.5323","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1108.5323","created_at":"2026-05-18T03:57:12.784173+00:00"},{"alias_kind":"arxiv_version","alias_value":"1108.5323v1","created_at":"2026-05-18T03:57:12.784173+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.5323","created_at":"2026-05-18T03:57:12.784173+00:00"},{"alias_kind":"pith_short_12","alias_value":"XMU2EMQRQSX2","created_at":"2026-05-18T12:26:47.523578+00:00"},{"alias_kind":"pith_short_16","alias_value":"XMU2EMQRQSX2B3BK","created_at":"2026-05-18T12:26:47.523578+00:00"},{"alias_kind":"pith_short_8","alias_value":"XMU2EMQR","created_at":"2026-05-18T12:26:47.523578+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/XMU2EMQRQSX2B3BKV7JSNWZIYI","json":"https://pith.science/pith/XMU2EMQRQSX2B3BKV7JSNWZIYI.json","graph_json":"https://pith.science/api/pith-number/XMU2EMQRQSX2B3BKV7JSNWZIYI/graph.json","events_json":"https://pith.science/api/pith-number/XMU2EMQRQSX2B3BKV7JSNWZIYI/events.json","paper":"https://pith.science/paper/XMU2EMQR"},"agent_actions":{"view_html":"https://pith.science/pith/XMU2EMQRQSX2B3BKV7JSNWZIYI","download_json":"https://pith.science/pith/XMU2EMQRQSX2B3BKV7JSNWZIYI.json","view_paper":"https://pith.science/paper/XMU2EMQR","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1108.5323&json=true","fetch_graph":"https://pith.science/api/pith-number/XMU2EMQRQSX2B3BKV7JSNWZIYI/graph.json","fetch_events":"https://pith.science/api/pith-number/XMU2EMQRQSX2B3BKV7JSNWZIYI/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XMU2EMQRQSX2B3BKV7JSNWZIYI/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XMU2EMQRQSX2B3BKV7JSNWZIYI/action/storage_attestation","attest_author":"https://pith.science/pith/XMU2EMQRQSX2B3BKV7JSNWZIYI/action/author_attestation","sign_citation":"https://pith.science/pith/XMU2EMQRQSX2B3BKV7JSNWZIYI/action/citation_signature","submit_replication":"https://pith.science/pith/XMU2EMQRQSX2B3BKV7JSNWZIYI/action/replication_record"}},"created_at":"2026-05-18T03:57:12.784173+00:00","updated_at":"2026-05-18T03:57:12.784173+00:00"}