{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2009:YCDZ5JRQQ2K5FU6SDLYUA5WOFM","short_pith_number":"pith:YCDZ5JRQ","schema_version":"1.0","canonical_sha256":"c0879ea6308695d2d3d21af14076ce2b15566668ed0f606c6ebbd64b878eef2c","source":{"kind":"arxiv","id":"0910.4844","version":2},"attestation_state":"computed","paper":{"title":"Elliptic flow ($v_2$) in pp collisions at energies available at the CERN Large Hadron Collider: A hydrodynamical approach","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"nucl-th","authors_text":"A. K. Chaudhuri, S. Chattopadhyay, S. K. Prasad, Victor Roy","submitted_at":"2009-10-26T10:08:28Z","abstract_excerpt":"At Large Hadron Collider energy, the expected large multiplicities suggests the presence of collective behavior even in pp collisions. A hydrodynamical approach has been applied to estimate the expected elliptic flow measured by the azimuthal asymmetry parameter $v_2$, in pp collisions at $\\surd$s = 14 TeV. $v_2$ of $\\pi^-$ is found to be strongly dependent on the parton density profile inside a proton [e.g., surface diffuseness parameter ($\\xi$)]. For $\\xi$ = 0.105, $v_2$ is found to be positive while at $\\xi$ = 0.25, $v_2$ is close to zero and approaches negative values at large $p_t$. The i"},"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":"0910.4844","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2009-10-26T10:08:28Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"149910f7213033f479c14aefc150745c19f7606b9a8646ac481ab767982478fe","abstract_canon_sha256":"45813961d6c5f75666b9fb0526a7a3fbf3cb2e82d5d266bc40502a2a9dfd09d5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:40:20.524829Z","signature_b64":"nw2PIXVDS1D8S2p/hLwMzSF7u6itGMFWLvhyyiwf3qn31Q1gp7qGxr7MadH6MAVryIEZajX0P3fEq4GQUiGdBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c0879ea6308695d2d3d21af14076ce2b15566668ed0f606c6ebbd64b878eef2c","last_reissued_at":"2026-05-18T04:40:20.524289Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:40:20.524289Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Elliptic flow ($v_2$) in pp collisions at energies available at the CERN Large Hadron Collider: A hydrodynamical approach","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"nucl-th","authors_text":"A. K. Chaudhuri, S. Chattopadhyay, S. K. Prasad, Victor Roy","submitted_at":"2009-10-26T10:08:28Z","abstract_excerpt":"At Large Hadron Collider energy, the expected large multiplicities suggests the presence of collective behavior even in pp collisions. A hydrodynamical approach has been applied to estimate the expected elliptic flow measured by the azimuthal asymmetry parameter $v_2$, in pp collisions at $\\surd$s = 14 TeV. $v_2$ of $\\pi^-$ is found to be strongly dependent on the parton density profile inside a proton [e.g., surface diffuseness parameter ($\\xi$)]. For $\\xi$ = 0.105, $v_2$ is found to be positive while at $\\xi$ = 0.25, $v_2$ is close to zero and approaches negative values at large $p_t$. The i"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0910.4844","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":"0910.4844","created_at":"2026-05-18T04:40:20.524378+00:00"},{"alias_kind":"arxiv_version","alias_value":"0910.4844v2","created_at":"2026-05-18T04:40:20.524378+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0910.4844","created_at":"2026-05-18T04:40:20.524378+00:00"},{"alias_kind":"pith_short_12","alias_value":"YCDZ5JRQQ2K5","created_at":"2026-05-18T12:26:02.257875+00:00"},{"alias_kind":"pith_short_16","alias_value":"YCDZ5JRQQ2K5FU6S","created_at":"2026-05-18T12:26:02.257875+00:00"},{"alias_kind":"pith_short_8","alias_value":"YCDZ5JRQ","created_at":"2026-05-18T12:26:02.257875+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/YCDZ5JRQQ2K5FU6SDLYUA5WOFM","json":"https://pith.science/pith/YCDZ5JRQQ2K5FU6SDLYUA5WOFM.json","graph_json":"https://pith.science/api/pith-number/YCDZ5JRQQ2K5FU6SDLYUA5WOFM/graph.json","events_json":"https://pith.science/api/pith-number/YCDZ5JRQQ2K5FU6SDLYUA5WOFM/events.json","paper":"https://pith.science/paper/YCDZ5JRQ"},"agent_actions":{"view_html":"https://pith.science/pith/YCDZ5JRQQ2K5FU6SDLYUA5WOFM","download_json":"https://pith.science/pith/YCDZ5JRQQ2K5FU6SDLYUA5WOFM.json","view_paper":"https://pith.science/paper/YCDZ5JRQ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0910.4844&json=true","fetch_graph":"https://pith.science/api/pith-number/YCDZ5JRQQ2K5FU6SDLYUA5WOFM/graph.json","fetch_events":"https://pith.science/api/pith-number/YCDZ5JRQQ2K5FU6SDLYUA5WOFM/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/YCDZ5JRQQ2K5FU6SDLYUA5WOFM/action/timestamp_anchor","attest_storage":"https://pith.science/pith/YCDZ5JRQQ2K5FU6SDLYUA5WOFM/action/storage_attestation","attest_author":"https://pith.science/pith/YCDZ5JRQQ2K5FU6SDLYUA5WOFM/action/author_attestation","sign_citation":"https://pith.science/pith/YCDZ5JRQQ2K5FU6SDLYUA5WOFM/action/citation_signature","submit_replication":"https://pith.science/pith/YCDZ5JRQQ2K5FU6SDLYUA5WOFM/action/replication_record"}},"created_at":"2026-05-18T04:40:20.524378+00:00","updated_at":"2026-05-18T04:40:20.524378+00:00"}