{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:FCPA4K2W76ADXYIFXZO6BV4NUF","short_pith_number":"pith:FCPA4K2W","canonical_record":{"source":{"id":"2112.13876","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nucl-th","submitted_at":"2021-12-27T19:33:37Z","cross_cats_sorted":["hep-ex","hep-ph","nucl-ex"],"title_canon_sha256":"a2fd73b7be88e342f236f65fb05acdf425a494c11386d74e18e2252da89f2f20","abstract_canon_sha256":"6ca4aca6a750c5af95ca0a103324db67310f1a97232fd83bc76814723b1c641a"},"schema_version":"1.0"},"canonical_sha256":"289e0e2b56ff803be105be5de0d78da16ef8da7c5a756cfeef61a4164e7c4f97","source":{"kind":"arxiv","id":"2112.13876","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2112.13876","created_at":"2026-07-05T05:20:09Z"},{"alias_kind":"arxiv_version","alias_value":"2112.13876v2","created_at":"2026-07-05T05:20:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2112.13876","created_at":"2026-07-05T05:20:09Z"},{"alias_kind":"pith_short_12","alias_value":"FCPA4K2W76AD","created_at":"2026-07-05T05:20:09Z"},{"alias_kind":"pith_short_16","alias_value":"FCPA4K2W76ADXYIF","created_at":"2026-07-05T05:20:09Z"},{"alias_kind":"pith_short_8","alias_value":"FCPA4K2W","created_at":"2026-07-05T05:20:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:FCPA4K2W76ADXYIFXZO6BV4NUF","target":"record","payload":{"canonical_record":{"source":{"id":"2112.13876","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nucl-th","submitted_at":"2021-12-27T19:33:37Z","cross_cats_sorted":["hep-ex","hep-ph","nucl-ex"],"title_canon_sha256":"a2fd73b7be88e342f236f65fb05acdf425a494c11386d74e18e2252da89f2f20","abstract_canon_sha256":"6ca4aca6a750c5af95ca0a103324db67310f1a97232fd83bc76814723b1c641a"},"schema_version":"1.0"},"canonical_sha256":"289e0e2b56ff803be105be5de0d78da16ef8da7c5a756cfeef61a4164e7c4f97","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:20:09.486613Z","signature_b64":"XX7QBO2UQrHbrn/+LGQd4nIURcVEUxQ9bDzjfNSB0AK12pE+cEkZRmFjs3GkoNx/H7zZmFSnKEQsNsdKSMkcDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"289e0e2b56ff803be105be5de0d78da16ef8da7c5a756cfeef61a4164e7c4f97","last_reissued_at":"2026-07-05T05:20:09.486127Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:20:09.486127Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2112.13876","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T05:20:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qriNwiP1X6/Z8weQPce64Cb/fFN9N0k1n8pLRW4EQGBPbRK4wWwWKk6J3qF6ewSA8eoUHv0XgOr/YuXAoDssAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T10:33:19.376074Z"},"content_sha256":"6a4dfa13b22757f9e5aa6e9322e4ac30cfeff46928ac14e343fad480c7500676","schema_version":"1.0","event_id":"sha256:6a4dfa13b22757f9e5aa6e9322e4ac30cfeff46928ac14e343fad480c7500676"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:FCPA4K2W76ADXYIFXZO6BV4NUF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Transverse mass scaling of dilepton radiation off a quark-gluon plasma","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["hep-ex","hep-ph","nucl-ex"],"primary_cat":"nucl-th","authors_text":"Jean-Yves Ollitrault, Maurice Coquet, Michael Winn, Soeren Schlichting, Xiaojian Du","submitted_at":"2021-12-27T19:33:37Z","abstract_excerpt":"The spectrum of dileptons produced by the quark-gluon plasma in an ultrarelativistic nucleus-nucleus collision depends only, to a good approximation, on the transverse mass M_t of the dilepton. This scaling is exact as long as transverse flow is negligible, and the system is in local thermal equilibrium. We implement a state-of-the-art modelization of kinetic and chemical equilibration in the early stages of the evolution to study the modifications of the spectrum. Violations of M_t scaling resulting from these effects are evaluated as a function of the shear viscosity to entropy ratio (eta/s)"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2112.13876","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/2112.13876/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":"2026-07-05T05:20:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FFuUnHSa6GmVeUKREj7cx2rXBkl8QZ4TrUUkq1gs9lqAEUpPDFa+uNcw/OKcB3r5TzQ4ttZhjmBKmwS6S8L7CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T10:33:19.376568Z"},"content_sha256":"8d37f1694343eac7c28a3455f50a0985cc097832534fd5ac57601497f5321dc8","schema_version":"1.0","event_id":"sha256:8d37f1694343eac7c28a3455f50a0985cc097832534fd5ac57601497f5321dc8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FCPA4K2W76ADXYIFXZO6BV4NUF/bundle.json","state_url":"https://pith.science/pith/FCPA4K2W76ADXYIFXZO6BV4NUF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FCPA4K2W76ADXYIFXZO6BV4NUF/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":"2026-08-09T10:33:19Z","links":{"resolver":"https://pith.science/pith/FCPA4K2W76ADXYIFXZO6BV4NUF","bundle":"https://pith.science/pith/FCPA4K2W76ADXYIFXZO6BV4NUF/bundle.json","state":"https://pith.science/pith/FCPA4K2W76ADXYIFXZO6BV4NUF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FCPA4K2W76ADXYIFXZO6BV4NUF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:FCPA4K2W76ADXYIFXZO6BV4NUF","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":"6ca4aca6a750c5af95ca0a103324db67310f1a97232fd83bc76814723b1c641a","cross_cats_sorted":["hep-ex","hep-ph","nucl-ex"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nucl-th","submitted_at":"2021-12-27T19:33:37Z","title_canon_sha256":"a2fd73b7be88e342f236f65fb05acdf425a494c11386d74e18e2252da89f2f20"},"schema_version":"1.0","source":{"id":"2112.13876","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2112.13876","created_at":"2026-07-05T05:20:09Z"},{"alias_kind":"arxiv_version","alias_value":"2112.13876v2","created_at":"2026-07-05T05:20:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2112.13876","created_at":"2026-07-05T05:20:09Z"},{"alias_kind":"pith_short_12","alias_value":"FCPA4K2W76AD","created_at":"2026-07-05T05:20:09Z"},{"alias_kind":"pith_short_16","alias_value":"FCPA4K2W76ADXYIF","created_at":"2026-07-05T05:20:09Z"},{"alias_kind":"pith_short_8","alias_value":"FCPA4K2W","created_at":"2026-07-05T05:20:09Z"}],"graph_snapshots":[{"event_id":"sha256:8d37f1694343eac7c28a3455f50a0985cc097832534fd5ac57601497f5321dc8","target":"graph","created_at":"2026-07-05T05:20:09Z","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/2112.13876/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The spectrum of dileptons produced by the quark-gluon plasma in an ultrarelativistic nucleus-nucleus collision depends only, to a good approximation, on the transverse mass M_t of the dilepton. This scaling is exact as long as transverse flow is negligible, and the system is in local thermal equilibrium. We implement a state-of-the-art modelization of kinetic and chemical equilibration in the early stages of the evolution to study the modifications of the spectrum. Violations of M_t scaling resulting from these effects are evaluated as a function of the shear viscosity to entropy ratio (eta/s)","authors_text":"Jean-Yves Ollitrault, Maurice Coquet, Michael Winn, Soeren Schlichting, Xiaojian Du","cross_cats":["hep-ex","hep-ph","nucl-ex"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nucl-th","submitted_at":"2021-12-27T19:33:37Z","title":"Transverse mass scaling of dilepton radiation off a quark-gluon plasma"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2112.13876","kind":"arxiv","version":2},"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":"sha256:6a4dfa13b22757f9e5aa6e9322e4ac30cfeff46928ac14e343fad480c7500676","target":"record","created_at":"2026-07-05T05:20:09Z","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":"6ca4aca6a750c5af95ca0a103324db67310f1a97232fd83bc76814723b1c641a","cross_cats_sorted":["hep-ex","hep-ph","nucl-ex"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nucl-th","submitted_at":"2021-12-27T19:33:37Z","title_canon_sha256":"a2fd73b7be88e342f236f65fb05acdf425a494c11386d74e18e2252da89f2f20"},"schema_version":"1.0","source":{"id":"2112.13876","kind":"arxiv","version":2}},"canonical_sha256":"289e0e2b56ff803be105be5de0d78da16ef8da7c5a756cfeef61a4164e7c4f97","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"289e0e2b56ff803be105be5de0d78da16ef8da7c5a756cfeef61a4164e7c4f97","first_computed_at":"2026-07-05T05:20:09.486127Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:20:09.486127Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"XX7QBO2UQrHbrn/+LGQd4nIURcVEUxQ9bDzjfNSB0AK12pE+cEkZRmFjs3GkoNx/H7zZmFSnKEQsNsdKSMkcDg==","signature_status":"signed_v1","signed_at":"2026-07-05T05:20:09.486613Z","signed_message":"canonical_sha256_bytes"},"source_id":"2112.13876","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6a4dfa13b22757f9e5aa6e9322e4ac30cfeff46928ac14e343fad480c7500676","sha256:8d37f1694343eac7c28a3455f50a0985cc097832534fd5ac57601497f5321dc8"],"state_sha256":"b1408113b366b71007a994af2378380655ff0820a39f26dc8c04cd51dd99f8c5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TP3plVoJemODnc4f6Of/tYZyuj/XnsAVKPYetkCq2v/v90DFbZo0saU01w3x7+x+HHijjFMUYNuNveljIx35Dg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-09T10:33:19.380044Z","bundle_sha256":"48bb6ef4fc0985c617afcb14a77579a49099a479f1e99782ffe5d17256361e26"}}