{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2002:QTGJ2P67EREMWEQFWXX76YMMD7","short_pith_number":"pith:QTGJ2P67","canonical_record":{"source":{"id":"hep-ph/0204145","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2002-04-12T21:58:24Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"0c450c27361434383cdf6bb895047ff0fc2c2924eb04d3ccfd936ce8956375ce","abstract_canon_sha256":"5f1e14ce7245b21252d1543566126de0ffc2429d126ce7f0d17e349203e43d6d"},"schema_version":"1.0"},"canonical_sha256":"84cc9d3fdf2448cb1205b5efff618c1fc17965b121795179245c9a8426b1c2d3","source":{"kind":"arxiv","id":"hep-ph/0204145","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0204145","created_at":"2026-07-04T16:34:04Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0204145v1","created_at":"2026-07-04T16:34:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0204145","created_at":"2026-07-04T16:34:04Z"},{"alias_kind":"pith_short_12","alias_value":"QTGJ2P67EREM","created_at":"2026-07-04T16:34:04Z"},{"alias_kind":"pith_short_16","alias_value":"QTGJ2P67EREMWEQF","created_at":"2026-07-04T16:34:04Z"},{"alias_kind":"pith_short_8","alias_value":"QTGJ2P67","created_at":"2026-07-04T16:34:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2002:QTGJ2P67EREMWEQFWXX76YMMD7","target":"record","payload":{"canonical_record":{"source":{"id":"hep-ph/0204145","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2002-04-12T21:58:24Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"0c450c27361434383cdf6bb895047ff0fc2c2924eb04d3ccfd936ce8956375ce","abstract_canon_sha256":"5f1e14ce7245b21252d1543566126de0ffc2429d126ce7f0d17e349203e43d6d"},"schema_version":"1.0"},"canonical_sha256":"84cc9d3fdf2448cb1205b5efff618c1fc17965b121795179245c9a8426b1c2d3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:34:04.336685Z","signature_b64":"tkcVrK9DWB5GJJRm7jGUvrvFCHc1c7+xGDniFfr4ZytnrmbWBnlXDPeIuXQyvIoL8hvz5qSjJhsbH2pTGNiPBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"84cc9d3fdf2448cb1205b5efff618c1fc17965b121795179245c9a8426b1c2d3","last_reissued_at":"2026-07-04T16:34:04.336325Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:34:04.336325Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-ph/0204145","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T16:34:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9QUcLxqvYWlHrbxfaYF6ObVxytxC1l422HIDSXERucZH+sjaDOAsxU81wD7wnzwEbs/WQpUIlh0WAJT2JnBpBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-23T13:37:50.599317Z"},"content_sha256":"5bed28170b6d443b5eb03c482b73ecd2706e7020cd048228169554b65776eaeb","schema_version":"1.0","event_id":"sha256:5bed28170b6d443b5eb03c482b73ecd2706e7020cd048228169554b65776eaeb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2002:QTGJ2P67EREMWEQFWXX76YMMD7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Enhanced thermal production of hard dileptons by $3\\to 2$ processes","license":"","headline":"","cross_cats":["nucl-th"],"primary_cat":"hep-ph","authors_text":"Annecy), F. Gelis (LPT, H. Zaraket (Winnipeg Univ.), Orsay), P. Aurenche (LAPTH","submitted_at":"2002-04-12T21:58:24Z","abstract_excerpt":"In the framework of the Hard Thermal Loop effective theory, we calculate the two-loop contributions to hard lepton pair production in a quark-gluon plasma. We show that the result is free of any infrared and collinear singularity. We also recover the known fact that perturbation theory leads to integrable singularities at the location of the threshold for $q\\bar{q}\\to\\gamma^*$. It appears that the process calculated here significantly enhances the rate of low mass hard dileptons."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0204145","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/hep-ph/0204145/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T16:34:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"l+8PecZD798YXNfcbDzugIoiaeZrp5aePI2n1svonIOW012sc+v5B8joj9WQU8ZIDvjIVDV6P31IRTUXqGfwBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-23T13:37:50.599831Z"},"content_sha256":"2a61f6c3419bfab88f06e55054ae27edfbbf6c632932b92661f9a8f7a071bc39","schema_version":"1.0","event_id":"sha256:2a61f6c3419bfab88f06e55054ae27edfbbf6c632932b92661f9a8f7a071bc39"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QTGJ2P67EREMWEQFWXX76YMMD7/bundle.json","state_url":"https://pith.science/pith/QTGJ2P67EREMWEQFWXX76YMMD7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QTGJ2P67EREMWEQFWXX76YMMD7/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-23T13:37:50Z","links":{"resolver":"https://pith.science/pith/QTGJ2P67EREMWEQFWXX76YMMD7","bundle":"https://pith.science/pith/QTGJ2P67EREMWEQFWXX76YMMD7/bundle.json","state":"https://pith.science/pith/QTGJ2P67EREMWEQFWXX76YMMD7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QTGJ2P67EREMWEQFWXX76YMMD7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2002:QTGJ2P67EREMWEQFWXX76YMMD7","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"5f1e14ce7245b21252d1543566126de0ffc2429d126ce7f0d17e349203e43d6d","cross_cats_sorted":["nucl-th"],"license":"","primary_cat":"hep-ph","submitted_at":"2002-04-12T21:58:24Z","title_canon_sha256":"0c450c27361434383cdf6bb895047ff0fc2c2924eb04d3ccfd936ce8956375ce"},"schema_version":"1.0","source":{"id":"hep-ph/0204145","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0204145","created_at":"2026-07-04T16:34:04Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0204145v1","created_at":"2026-07-04T16:34:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0204145","created_at":"2026-07-04T16:34:04Z"},{"alias_kind":"pith_short_12","alias_value":"QTGJ2P67EREM","created_at":"2026-07-04T16:34:04Z"},{"alias_kind":"pith_short_16","alias_value":"QTGJ2P67EREMWEQF","created_at":"2026-07-04T16:34:04Z"},{"alias_kind":"pith_short_8","alias_value":"QTGJ2P67","created_at":"2026-07-04T16:34:04Z"}],"graph_snapshots":[{"event_id":"sha256:2a61f6c3419bfab88f06e55054ae27edfbbf6c632932b92661f9a8f7a071bc39","target":"graph","created_at":"2026-07-04T16:34:04Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/hep-ph/0204145/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In the framework of the Hard Thermal Loop effective theory, we calculate the two-loop contributions to hard lepton pair production in a quark-gluon plasma. We show that the result is free of any infrared and collinear singularity. We also recover the known fact that perturbation theory leads to integrable singularities at the location of the threshold for $q\\bar{q}\\to\\gamma^*$. It appears that the process calculated here significantly enhances the rate of low mass hard dileptons.","authors_text":"Annecy), F. Gelis (LPT, H. Zaraket (Winnipeg Univ.), Orsay), P. Aurenche (LAPTH","cross_cats":["nucl-th"],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"2002-04-12T21:58:24Z","title":"Enhanced thermal production of hard dileptons by $3\\to 2$ processes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0204145","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:5bed28170b6d443b5eb03c482b73ecd2706e7020cd048228169554b65776eaeb","target":"record","created_at":"2026-07-04T16:34:04Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"5f1e14ce7245b21252d1543566126de0ffc2429d126ce7f0d17e349203e43d6d","cross_cats_sorted":["nucl-th"],"license":"","primary_cat":"hep-ph","submitted_at":"2002-04-12T21:58:24Z","title_canon_sha256":"0c450c27361434383cdf6bb895047ff0fc2c2924eb04d3ccfd936ce8956375ce"},"schema_version":"1.0","source":{"id":"hep-ph/0204145","kind":"arxiv","version":1}},"canonical_sha256":"84cc9d3fdf2448cb1205b5efff618c1fc17965b121795179245c9a8426b1c2d3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"84cc9d3fdf2448cb1205b5efff618c1fc17965b121795179245c9a8426b1c2d3","first_computed_at":"2026-07-04T16:34:04.336325Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:34:04.336325Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"tkcVrK9DWB5GJJRm7jGUvrvFCHc1c7+xGDniFfr4ZytnrmbWBnlXDPeIuXQyvIoL8hvz5qSjJhsbH2pTGNiPBg==","signature_status":"signed_v1","signed_at":"2026-07-04T16:34:04.336685Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/0204145","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5bed28170b6d443b5eb03c482b73ecd2706e7020cd048228169554b65776eaeb","sha256:2a61f6c3419bfab88f06e55054ae27edfbbf6c632932b92661f9a8f7a071bc39"],"state_sha256":"10d95e7a62e27b60e38a1ea633985fbbb1246d937cae0cdaddb2c1497511e388"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"H2Pvd7RZw60PyV6OnoFAfBX2dC2blG7j8lIca8ENoJVUAOixoFkNaK9f8yf8J/io5AISQbg+XMQn++SMiRSUDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-23T13:37:50.604727Z","bundle_sha256":"a7d81ba77f42c0836f1689be397a4ebd1a02096a8d229bbfddbd3edb27339720"}}