{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:XKLLLZHT6YBP2M55JNXFH574CO","short_pith_number":"pith:XKLLLZHT","schema_version":"1.0","canonical_sha256":"ba96b5e4f3f602fd33bd4b6e53f7fc13be74e3cee4ff54e2679f6f289a9ea124","source":{"kind":"arxiv","id":"1203.4421","version":1},"attestation_state":"computed","paper":{"title":"Formation time dependence of femtoscopic $\\pi \\pi$ correlations in p+p collisions at $\\sqrt{s_{NN}}$=7 TeV","license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"Gunnar Graef, Marcus Bleicher, Qingfeng Li","submitted_at":"2012-03-20T13:11:13Z","abstract_excerpt":"We investigate femtoscopic $\\pi \\pi$ correlations using the UrQMD approach combined with a correlation afterburner. The dependence of $\\pi \\pi$ correlations on the charged particle multiplicity and formation time in p+p collisions at $\\sqrt{s_{NN}}$= 7 TeV is explored and compared to present ALICE data. The data allows to constrain the formation time in the string fragmentation to $\\tau_f \\leq 0.8$ fm/c."},"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":"1203.4421","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"nucl-th","submitted_at":"2012-03-20T13:11:13Z","cross_cats_sorted":[],"title_canon_sha256":"433f7e0c80c7ce3b12915e50a02b52c122eb07034488e892de897dc41725ac00","abstract_canon_sha256":"598d3c4128883b2b60b5a86bbdc53a7da9a724dd189cad1e1f7cde38eea7891a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:58:05.549718Z","signature_b64":"qVTw9KCHKlp05vkWiapCkX4ytToUwQAO+zjtpyL3S94d1vK7HDTsQwfok5crew+WyrA8nZQ5g2eN7hinMd29AQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ba96b5e4f3f602fd33bd4b6e53f7fc13be74e3cee4ff54e2679f6f289a9ea124","last_reissued_at":"2026-05-18T01:58:05.549258Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:58:05.549258Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Formation time dependence of femtoscopic $\\pi \\pi$ correlations in p+p collisions at $\\sqrt{s_{NN}}$=7 TeV","license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"Gunnar Graef, Marcus Bleicher, Qingfeng Li","submitted_at":"2012-03-20T13:11:13Z","abstract_excerpt":"We investigate femtoscopic $\\pi \\pi$ correlations using the UrQMD approach combined with a correlation afterburner. The dependence of $\\pi \\pi$ correlations on the charged particle multiplicity and formation time in p+p collisions at $\\sqrt{s_{NN}}$= 7 TeV is explored and compared to present ALICE data. The data allows to constrain the formation time in the string fragmentation to $\\tau_f \\leq 0.8$ fm/c."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.4421","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":"1203.4421","created_at":"2026-05-18T01:58:05.549326+00:00"},{"alias_kind":"arxiv_version","alias_value":"1203.4421v1","created_at":"2026-05-18T01:58:05.549326+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.4421","created_at":"2026-05-18T01:58:05.549326+00:00"},{"alias_kind":"pith_short_12","alias_value":"XKLLLZHT6YBP","created_at":"2026-05-18T12:27:27.928770+00:00"},{"alias_kind":"pith_short_16","alias_value":"XKLLLZHT6YBP2M55","created_at":"2026-05-18T12:27:27.928770+00:00"},{"alias_kind":"pith_short_8","alias_value":"XKLLLZHT","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/XKLLLZHT6YBP2M55JNXFH574CO","json":"https://pith.science/pith/XKLLLZHT6YBP2M55JNXFH574CO.json","graph_json":"https://pith.science/api/pith-number/XKLLLZHT6YBP2M55JNXFH574CO/graph.json","events_json":"https://pith.science/api/pith-number/XKLLLZHT6YBP2M55JNXFH574CO/events.json","paper":"https://pith.science/paper/XKLLLZHT"},"agent_actions":{"view_html":"https://pith.science/pith/XKLLLZHT6YBP2M55JNXFH574CO","download_json":"https://pith.science/pith/XKLLLZHT6YBP2M55JNXFH574CO.json","view_paper":"https://pith.science/paper/XKLLLZHT","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1203.4421&json=true","fetch_graph":"https://pith.science/api/pith-number/XKLLLZHT6YBP2M55JNXFH574CO/graph.json","fetch_events":"https://pith.science/api/pith-number/XKLLLZHT6YBP2M55JNXFH574CO/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XKLLLZHT6YBP2M55JNXFH574CO/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XKLLLZHT6YBP2M55JNXFH574CO/action/storage_attestation","attest_author":"https://pith.science/pith/XKLLLZHT6YBP2M55JNXFH574CO/action/author_attestation","sign_citation":"https://pith.science/pith/XKLLLZHT6YBP2M55JNXFH574CO/action/citation_signature","submit_replication":"https://pith.science/pith/XKLLLZHT6YBP2M55JNXFH574CO/action/replication_record"}},"created_at":"2026-05-18T01:58:05.549326+00:00","updated_at":"2026-05-18T01:58:05.549326+00:00"}