{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:45M27UDVJJ6FWH7PQ3CDWOOB3B","short_pith_number":"pith:45M27UDV","schema_version":"1.0","canonical_sha256":"e759afd0754a7c5b1fef86c43b39c1d847216601c1b24f8a70303b433e82a437","source":{"kind":"arxiv","id":"1812.02820","version":3},"attestation_state":"computed","paper":{"title":"Initial transverse-momentum broadening of Breit-Wheeler process in relativistic heavy-ion collisions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-ex"],"primary_cat":"nucl-th","authors_text":"James Daniel Brandenburg, Wangmei Zha, Zebo Tang, Zhangbu Xu","submitted_at":"2018-12-06T21:47:31Z","abstract_excerpt":"We calculate the cross section and transverse-momentum ($P_{\\bot}$) distribution of the Breit-Wheeler process in relativistic heavy-ion collisions and their dependence on collision impact parameter ($b$). To accomplish this, the Equivalent Photon Approximation (EPA) was generalized in a more differential way compared to the approach traditionally used for inclusive collisions. In addition, a lowest-order QED calculation with straightline assumption was performed as a standard baseline for comparison. The cross section as a function of $b$ is consistent with previous calculations using the equi"},"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":"1812.02820","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2018-12-06T21:47:31Z","cross_cats_sorted":["nucl-ex"],"title_canon_sha256":"75e94a65f7eb6a6857b144646ca92c4f61b179d12ac2c01f18775dd1bbbd3ee6","abstract_canon_sha256":"bb85791b1738f6132f9556345e3c63b305ef64d9c9babe209b6bde42a1e53abd"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:33:32.871916Z","signature_b64":"mto50bcPe0xm9/RmC3VpYDsBfwgw3wV+EXAroX8dlthZc6r4pczLbus5bWZ5m2oTfpxFrm8uSw6AiA7H92G8Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e759afd0754a7c5b1fef86c43b39c1d847216601c1b24f8a70303b433e82a437","last_reissued_at":"2026-07-05T01:33:32.871485Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:33:32.871485Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Initial transverse-momentum broadening of Breit-Wheeler process in relativistic heavy-ion collisions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-ex"],"primary_cat":"nucl-th","authors_text":"James Daniel Brandenburg, Wangmei Zha, Zebo Tang, Zhangbu Xu","submitted_at":"2018-12-06T21:47:31Z","abstract_excerpt":"We calculate the cross section and transverse-momentum ($P_{\\bot}$) distribution of the Breit-Wheeler process in relativistic heavy-ion collisions and their dependence on collision impact parameter ($b$). To accomplish this, the Equivalent Photon Approximation (EPA) was generalized in a more differential way compared to the approach traditionally used for inclusive collisions. In addition, a lowest-order QED calculation with straightline assumption was performed as a standard baseline for comparison. The cross section as a function of $b$ is consistent with previous calculations using the equi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1812.02820","kind":"arxiv","version":3},"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/1812.02820/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":"1812.02820","created_at":"2026-07-05T01:33:32.871549+00:00"},{"alias_kind":"arxiv_version","alias_value":"1812.02820v3","created_at":"2026-07-05T01:33:32.871549+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1812.02820","created_at":"2026-07-05T01:33:32.871549+00:00"},{"alias_kind":"pith_short_12","alias_value":"45M27UDVJJ6F","created_at":"2026-07-05T01:33:32.871549+00:00"},{"alias_kind":"pith_short_16","alias_value":"45M27UDVJJ6FWH7P","created_at":"2026-07-05T01:33:32.871549+00:00"},{"alias_kind":"pith_short_8","alias_value":"45M27UDV","created_at":"2026-07-05T01:33:32.871549+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/45M27UDVJJ6FWH7PQ3CDWOOB3B","json":"https://pith.science/pith/45M27UDVJJ6FWH7PQ3CDWOOB3B.json","graph_json":"https://pith.science/api/pith-number/45M27UDVJJ6FWH7PQ3CDWOOB3B/graph.json","events_json":"https://pith.science/api/pith-number/45M27UDVJJ6FWH7PQ3CDWOOB3B/events.json","paper":"https://pith.science/paper/45M27UDV"},"agent_actions":{"view_html":"https://pith.science/pith/45M27UDVJJ6FWH7PQ3CDWOOB3B","download_json":"https://pith.science/pith/45M27UDVJJ6FWH7PQ3CDWOOB3B.json","view_paper":"https://pith.science/paper/45M27UDV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1812.02820&json=true","fetch_graph":"https://pith.science/api/pith-number/45M27UDVJJ6FWH7PQ3CDWOOB3B/graph.json","fetch_events":"https://pith.science/api/pith-number/45M27UDVJJ6FWH7PQ3CDWOOB3B/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/45M27UDVJJ6FWH7PQ3CDWOOB3B/action/timestamp_anchor","attest_storage":"https://pith.science/pith/45M27UDVJJ6FWH7PQ3CDWOOB3B/action/storage_attestation","attest_author":"https://pith.science/pith/45M27UDVJJ6FWH7PQ3CDWOOB3B/action/author_attestation","sign_citation":"https://pith.science/pith/45M27UDVJJ6FWH7PQ3CDWOOB3B/action/citation_signature","submit_replication":"https://pith.science/pith/45M27UDVJJ6FWH7PQ3CDWOOB3B/action/replication_record"}},"created_at":"2026-07-05T01:33:32.871549+00:00","updated_at":"2026-07-05T01:33:32.871549+00:00"}