{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2022:ZCKD4CST2V4MLLZABGIMMGNRHD","short_pith_number":"pith:ZCKD4CST","schema_version":"1.0","canonical_sha256":"c8943e0a53d578c5af200990c619b138d6d167cc8b1c4abeecad6cd021a120ff","source":{"kind":"arxiv","id":"2202.13555","version":2},"attestation_state":"computed","paper":{"title":"Probing the initial longitudinal density profile and electromagnetic field in ultrarelativistic heavy-ion collisions with heavy quarks","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"nucl-th","authors_text":"Ben-Wei Zhang, C. B. Yang, Shanshan Cao, Wen-Jing Xing, Xiang-Yu Wu, Ze-Fang Jiang","submitted_at":"2022-02-28T05:49:06Z","abstract_excerpt":"Heavy quarks are valuable probes of the electromagnetic field and the initial condition of the quark-gluon plasma (QGP) matter produced in high-energy nuclear collisions. Within an improved Langevin model that is coupled to a (3+1)-dimensional viscous hydrodynamic model, we explore the origin of the directed flow coefficient ($v_1$) of heavy mesons and their decay leptons, and its splitting ($\\Delta v_{1}$) between opposite charges. We find that while the rapidity dependence of the heavy flavor $v_1$ is mainly driven by the titled energy density profile of the QGP with respect to the longitudi"},"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":"2202.13555","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nucl-th","submitted_at":"2022-02-28T05:49:06Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"5940decf3b529013dbc97f3d6b5a57e94c69fde57b33de1f3ce353bf6bbf4b23","abstract_canon_sha256":"888b00430a46a67e463623d6610efa59b5d8afcaa1c9f24f3ac05068c41b537b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:23:51.779286Z","signature_b64":"B2FiuwBW1Ipp0xnGFbJr7+JdHUjgQPNYLdLgS8aX5G72pg1FuCBEs0zoApdCvCwnhyGxsN8oW/K5L1u9mEOQDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c8943e0a53d578c5af200990c619b138d6d167cc8b1c4abeecad6cd021a120ff","last_reissued_at":"2026-07-05T04:23:51.778773Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:23:51.778773Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Probing the initial longitudinal density profile and electromagnetic field in ultrarelativistic heavy-ion collisions with heavy quarks","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"nucl-th","authors_text":"Ben-Wei Zhang, C. B. Yang, Shanshan Cao, Wen-Jing Xing, Xiang-Yu Wu, Ze-Fang Jiang","submitted_at":"2022-02-28T05:49:06Z","abstract_excerpt":"Heavy quarks are valuable probes of the electromagnetic field and the initial condition of the quark-gluon plasma (QGP) matter produced in high-energy nuclear collisions. Within an improved Langevin model that is coupled to a (3+1)-dimensional viscous hydrodynamic model, we explore the origin of the directed flow coefficient ($v_1$) of heavy mesons and their decay leptons, and its splitting ($\\Delta v_{1}$) between opposite charges. We find that while the rapidity dependence of the heavy flavor $v_1$ is mainly driven by the titled energy density profile of the QGP with respect to the longitudi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2202.13555","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2202.13555/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2202.13555","created_at":"2026-07-05T04:23:51.778840+00:00"},{"alias_kind":"arxiv_version","alias_value":"2202.13555v2","created_at":"2026-07-05T04:23:51.778840+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2202.13555","created_at":"2026-07-05T04:23:51.778840+00:00"},{"alias_kind":"pith_short_12","alias_value":"ZCKD4CST2V4M","created_at":"2026-07-05T04:23:51.778840+00:00"},{"alias_kind":"pith_short_16","alias_value":"ZCKD4CST2V4MLLZA","created_at":"2026-07-05T04:23:51.778840+00:00"},{"alias_kind":"pith_short_8","alias_value":"ZCKD4CST","created_at":"2026-07-05T04:23:51.778840+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":2,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2605.26766","citing_title":"Sensitivity of Heavy-Quark Dipolar Flow to its Initial Spatial Distributions in Cu+Au Collisions","ref_index":62,"is_internal_anchor":false},{"citing_arxiv_id":"2605.06461","citing_title":"Quantum spin dynamics of heavy quarks and polarization observables in relativistic heavy-ion collisions","ref_index":34,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/ZCKD4CST2V4MLLZABGIMMGNRHD","json":"https://pith.science/pith/ZCKD4CST2V4MLLZABGIMMGNRHD.json","graph_json":"https://pith.science/api/pith-number/ZCKD4CST2V4MLLZABGIMMGNRHD/graph.json","events_json":"https://pith.science/api/pith-number/ZCKD4CST2V4MLLZABGIMMGNRHD/events.json","paper":"https://pith.science/paper/ZCKD4CST"},"agent_actions":{"view_html":"https://pith.science/pith/ZCKD4CST2V4MLLZABGIMMGNRHD","download_json":"https://pith.science/pith/ZCKD4CST2V4MLLZABGIMMGNRHD.json","view_paper":"https://pith.science/paper/ZCKD4CST","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2202.13555&json=true","fetch_graph":"https://pith.science/api/pith-number/ZCKD4CST2V4MLLZABGIMMGNRHD/graph.json","fetch_events":"https://pith.science/api/pith-number/ZCKD4CST2V4MLLZABGIMMGNRHD/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ZCKD4CST2V4MLLZABGIMMGNRHD/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ZCKD4CST2V4MLLZABGIMMGNRHD/action/storage_attestation","attest_author":"https://pith.science/pith/ZCKD4CST2V4MLLZABGIMMGNRHD/action/author_attestation","sign_citation":"https://pith.science/pith/ZCKD4CST2V4MLLZABGIMMGNRHD/action/citation_signature","submit_replication":"https://pith.science/pith/ZCKD4CST2V4MLLZABGIMMGNRHD/action/replication_record"}},"created_at":"2026-07-05T04:23:51.778840+00:00","updated_at":"2026-07-05T04:23:51.778840+00:00"}