{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:RRDSRL3O3KDKTE6Y46ZGVVYCEQ","short_pith_number":"pith:RRDSRL3O","canonical_record":{"source":{"id":"2109.12051","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-09-24T16:17:28Z","cross_cats_sorted":[],"title_canon_sha256":"16de5b6b60fa8bff3736986b817ad54c3c7905e9970bf1df8422a893666fe119","abstract_canon_sha256":"df5b93ddddf2bc7d12e433b249e130c0d29888d3763ee106c0033c3635e4e7f6"},"schema_version":"1.0"},"canonical_sha256":"8c4728af6eda86a993d8e7b26ad7022429f41feed728f3085ff93ae0c7660c34","source":{"kind":"arxiv","id":"2109.12051","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2109.12051","created_at":"2026-07-05T03:19:46Z"},{"alias_kind":"arxiv_version","alias_value":"2109.12051v2","created_at":"2026-07-05T03:19:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2109.12051","created_at":"2026-07-05T03:19:46Z"},{"alias_kind":"pith_short_12","alias_value":"RRDSRL3O3KDK","created_at":"2026-07-05T03:19:46Z"},{"alias_kind":"pith_short_16","alias_value":"RRDSRL3O3KDKTE6Y","created_at":"2026-07-05T03:19:46Z"},{"alias_kind":"pith_short_8","alias_value":"RRDSRL3O","created_at":"2026-07-05T03:19:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:RRDSRL3O3KDKTE6Y46ZGVVYCEQ","target":"record","payload":{"canonical_record":{"source":{"id":"2109.12051","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-09-24T16:17:28Z","cross_cats_sorted":[],"title_canon_sha256":"16de5b6b60fa8bff3736986b817ad54c3c7905e9970bf1df8422a893666fe119","abstract_canon_sha256":"df5b93ddddf2bc7d12e433b249e130c0d29888d3763ee106c0033c3635e4e7f6"},"schema_version":"1.0"},"canonical_sha256":"8c4728af6eda86a993d8e7b26ad7022429f41feed728f3085ff93ae0c7660c34","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:19:46.432673Z","signature_b64":"2b+1dNVYig7Q4qtGloOU+Zkikx6Oo/73CZaemDn9r7fEU2ZsjcntunRS4Q7vqiQ2pRKbpSUC6EhsuD9XqPpCDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8c4728af6eda86a993d8e7b26ad7022429f41feed728f3085ff93ae0c7660c34","last_reissued_at":"2026-07-05T03:19:46.432255Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:19:46.432255Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2109.12051","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":"2026-07-05T03:19:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hvaq98pGgWtF67j+N5Rl5O2C+QIpJdK7JS4SUpLCQLVEezoX4+H++YqAR35UO7wlkTcOa1Af17ONVe4wK6raBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T05:30:19.140507Z"},"content_sha256":"f7045322bf8c9147e8110c1abedf7278cf05273e9125680d16d6ca3af824a1bb","schema_version":"1.0","event_id":"sha256:f7045322bf8c9147e8110c1abedf7278cf05273e9125680d16d6ca3af824a1bb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:RRDSRL3O3KDKTE6Y46ZGVVYCEQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Determination of the rapidity evolution kernel from Drell-Yan data at low transverse momenta","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"A. Vladimirov, F. Hautmann, I. Scimemi","submitted_at":"2021-09-24T16:17:28Z","abstract_excerpt":"We report recent results on the extraction of the rapidity evolution kernel for Sudakov processes from experimental measurements of Drell-Yan (DY) transverse momentum distributions. We discuss the role of high-precision Large Hadron Collider (LHC) data, and illustrate the interplay of this analysis with transverse momentum dependent and collinear parton density functions."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2109.12051","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/2109.12051/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":"2026-07-05T03:19:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0Cw/x+kFsGWyz5b2fIUbteqJiA18qBI/QRC5Yg0wHvKC6jTwnOqLst033qxFGojRbSCb/bC+9o048dVzerGMBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T05:30:19.141457Z"},"content_sha256":"e9b80c4086d6f79067f0f5c1f9ea136bcdd78c7d079ba01efdfc33d481c48ebe","schema_version":"1.0","event_id":"sha256:e9b80c4086d6f79067f0f5c1f9ea136bcdd78c7d079ba01efdfc33d481c48ebe"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RRDSRL3O3KDKTE6Y46ZGVVYCEQ/bundle.json","state_url":"https://pith.science/pith/RRDSRL3O3KDKTE6Y46ZGVVYCEQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RRDSRL3O3KDKTE6Y46ZGVVYCEQ/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":"2026-08-12T05:30:19Z","links":{"resolver":"https://pith.science/pith/RRDSRL3O3KDKTE6Y46ZGVVYCEQ","bundle":"https://pith.science/pith/RRDSRL3O3KDKTE6Y46ZGVVYCEQ/bundle.json","state":"https://pith.science/pith/RRDSRL3O3KDKTE6Y46ZGVVYCEQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RRDSRL3O3KDKTE6Y46ZGVVYCEQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:RRDSRL3O3KDKTE6Y46ZGVVYCEQ","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":"df5b93ddddf2bc7d12e433b249e130c0d29888d3763ee106c0033c3635e4e7f6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-09-24T16:17:28Z","title_canon_sha256":"16de5b6b60fa8bff3736986b817ad54c3c7905e9970bf1df8422a893666fe119"},"schema_version":"1.0","source":{"id":"2109.12051","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2109.12051","created_at":"2026-07-05T03:19:46Z"},{"alias_kind":"arxiv_version","alias_value":"2109.12051v2","created_at":"2026-07-05T03:19:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2109.12051","created_at":"2026-07-05T03:19:46Z"},{"alias_kind":"pith_short_12","alias_value":"RRDSRL3O3KDK","created_at":"2026-07-05T03:19:46Z"},{"alias_kind":"pith_short_16","alias_value":"RRDSRL3O3KDKTE6Y","created_at":"2026-07-05T03:19:46Z"},{"alias_kind":"pith_short_8","alias_value":"RRDSRL3O","created_at":"2026-07-05T03:19:46Z"}],"graph_snapshots":[{"event_id":"sha256:e9b80c4086d6f79067f0f5c1f9ea136bcdd78c7d079ba01efdfc33d481c48ebe","target":"graph","created_at":"2026-07-05T03:19:46Z","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/2109.12051/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We report recent results on the extraction of the rapidity evolution kernel for Sudakov processes from experimental measurements of Drell-Yan (DY) transverse momentum distributions. We discuss the role of high-precision Large Hadron Collider (LHC) data, and illustrate the interplay of this analysis with transverse momentum dependent and collinear parton density functions.","authors_text":"A. Vladimirov, F. Hautmann, I. Scimemi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-09-24T16:17:28Z","title":"Determination of the rapidity evolution kernel from Drell-Yan data at low transverse momenta"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2109.12051","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:f7045322bf8c9147e8110c1abedf7278cf05273e9125680d16d6ca3af824a1bb","target":"record","created_at":"2026-07-05T03:19:46Z","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":"df5b93ddddf2bc7d12e433b249e130c0d29888d3763ee106c0033c3635e4e7f6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-09-24T16:17:28Z","title_canon_sha256":"16de5b6b60fa8bff3736986b817ad54c3c7905e9970bf1df8422a893666fe119"},"schema_version":"1.0","source":{"id":"2109.12051","kind":"arxiv","version":2}},"canonical_sha256":"8c4728af6eda86a993d8e7b26ad7022429f41feed728f3085ff93ae0c7660c34","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8c4728af6eda86a993d8e7b26ad7022429f41feed728f3085ff93ae0c7660c34","first_computed_at":"2026-07-05T03:19:46.432255Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:19:46.432255Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"2b+1dNVYig7Q4qtGloOU+Zkikx6Oo/73CZaemDn9r7fEU2ZsjcntunRS4Q7vqiQ2pRKbpSUC6EhsuD9XqPpCDw==","signature_status":"signed_v1","signed_at":"2026-07-05T03:19:46.432673Z","signed_message":"canonical_sha256_bytes"},"source_id":"2109.12051","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f7045322bf8c9147e8110c1abedf7278cf05273e9125680d16d6ca3af824a1bb","sha256:e9b80c4086d6f79067f0f5c1f9ea136bcdd78c7d079ba01efdfc33d481c48ebe"],"state_sha256":"f75369a0d3889de50649656841f210c4a7cbbb697d237698e9bc48b6ede32132"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lqvsvtnWmF7MPffslbfJEvNFDmHIBER3tyuwFiNd3cuk6Datg+7wtTIsi4oMk6a7gPlQjJkqX9ogNwAZhSBDAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-12T05:30:19.146887Z","bundle_sha256":"5589b840dfcdf53f199f62db7d9d7dfc1addb292744cfc9ece040e1b722eb0e2"}}