{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:LVAKZPM35H5V6DI6I7M2UN5GK2","short_pith_number":"pith:LVAKZPM3","canonical_record":{"source":{"id":"1404.5630","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-04-22T20:00:24Z","cross_cats_sorted":[],"title_canon_sha256":"eb8e40de1e7502b69c810f75ab896a12c7706ae27606d60bb9c7db9cf94be376","abstract_canon_sha256":"95e10e698bcd1994754d409509c19e8313d931d637be1ba1546dc8dc9990bafa"},"schema_version":"1.0"},"canonical_sha256":"5d40acbd9be9fb5f0d1e47d9aa37a6568c1bf3508fa4add333ba423afd733a29","source":{"kind":"arxiv","id":"1404.5630","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1404.5630","created_at":"2026-05-18T01:43:26Z"},{"alias_kind":"arxiv_version","alias_value":"1404.5630v1","created_at":"2026-05-18T01:43:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1404.5630","created_at":"2026-05-18T01:43:26Z"},{"alias_kind":"pith_short_12","alias_value":"LVAKZPM35H5V","created_at":"2026-05-18T12:28:38Z"},{"alias_kind":"pith_short_16","alias_value":"LVAKZPM35H5V6DI6","created_at":"2026-05-18T12:28:38Z"},{"alias_kind":"pith_short_8","alias_value":"LVAKZPM3","created_at":"2026-05-18T12:28:38Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:LVAKZPM35H5V6DI6I7M2UN5GK2","target":"record","payload":{"canonical_record":{"source":{"id":"1404.5630","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-04-22T20:00:24Z","cross_cats_sorted":[],"title_canon_sha256":"eb8e40de1e7502b69c810f75ab896a12c7706ae27606d60bb9c7db9cf94be376","abstract_canon_sha256":"95e10e698bcd1994754d409509c19e8313d931d637be1ba1546dc8dc9990bafa"},"schema_version":"1.0"},"canonical_sha256":"5d40acbd9be9fb5f0d1e47d9aa37a6568c1bf3508fa4add333ba423afd733a29","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:43:26.244859Z","signature_b64":"BYQ/sL7mbDdmnIHdZOyeSA4/bKfaxsU7MD2MkyNlr83PEE1jlBGKbpGvF/Z4B8nDyH+vZ04iBnk8uZ4hbqmwAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5d40acbd9be9fb5f0d1e47d9aa37a6568c1bf3508fa4add333ba423afd733a29","last_reissued_at":"2026-05-18T01:43:26.244260Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:43:26.244260Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1404.5630","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":"2026-05-18T01:43:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qAplEcQrSKgtXRCIQDek+mjVt5aeAtumjuXJh7t8I/DXFbAfMWaZEJtHectQKjTd05ccAZgumtorsyz8VYu+AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T08:22:14.758267Z"},"content_sha256":"f26e516eb3c899ce8f3b437fd57935a1214afffd9d0c7e1faaa5f99404973c06","schema_version":"1.0","event_id":"sha256:f26e516eb3c899ce8f3b437fd57935a1214afffd9d0c7e1faaa5f99404973c06"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:LVAKZPM35H5V6DI6I7M2UN5GK2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Tuning PYTHIA 8.1: the Monash 2013 Tune","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Juan Rojo, Peter Skands, Stefano Carrazza","submitted_at":"2014-04-22T20:00:24Z","abstract_excerpt":"We present an updated set of parameters for the PYTHIA 8 event generator. We reevaluate the constraints imposed by LEP and SLD on hadronization, in particular with regard to heavy-quark fragmentation and strangeness production. For hadron collisions, we combine the updated fragmentation parameters with a new NNPDF2.3 LO PDF set. We use minimum-bias, Drell-Yan, and underlying-event data from the LHC to constrain the initial-state-radiation and multi-parton-interaction parameters, combined with data from SPS and the Tevatron to constrain the energy scaling. Several distributions show significant"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1404.5630","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":""},"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":"2026-05-18T01:43:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UG5xxFFUA9woNSToCA5cm/FsCHOLx2XC1qmfNCr9loKEEm8fF6OQZseOlRDNjkGUIhh24RShkKgjFqxSFHIcCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T08:22:14.758984Z"},"content_sha256":"d29927a45fd1d0b7f91f240247a7e42b46ff5cbfaf35b9d8beb4aa8b67cdd47d","schema_version":"1.0","event_id":"sha256:d29927a45fd1d0b7f91f240247a7e42b46ff5cbfaf35b9d8beb4aa8b67cdd47d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LVAKZPM35H5V6DI6I7M2UN5GK2/bundle.json","state_url":"https://pith.science/pith/LVAKZPM35H5V6DI6I7M2UN5GK2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LVAKZPM35H5V6DI6I7M2UN5GK2/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":"2026-06-09T08:22:14Z","links":{"resolver":"https://pith.science/pith/LVAKZPM35H5V6DI6I7M2UN5GK2","bundle":"https://pith.science/pith/LVAKZPM35H5V6DI6I7M2UN5GK2/bundle.json","state":"https://pith.science/pith/LVAKZPM35H5V6DI6I7M2UN5GK2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LVAKZPM35H5V6DI6I7M2UN5GK2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:LVAKZPM35H5V6DI6I7M2UN5GK2","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":"95e10e698bcd1994754d409509c19e8313d931d637be1ba1546dc8dc9990bafa","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-04-22T20:00:24Z","title_canon_sha256":"eb8e40de1e7502b69c810f75ab896a12c7706ae27606d60bb9c7db9cf94be376"},"schema_version":"1.0","source":{"id":"1404.5630","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1404.5630","created_at":"2026-05-18T01:43:26Z"},{"alias_kind":"arxiv_version","alias_value":"1404.5630v1","created_at":"2026-05-18T01:43:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1404.5630","created_at":"2026-05-18T01:43:26Z"},{"alias_kind":"pith_short_12","alias_value":"LVAKZPM35H5V","created_at":"2026-05-18T12:28:38Z"},{"alias_kind":"pith_short_16","alias_value":"LVAKZPM35H5V6DI6","created_at":"2026-05-18T12:28:38Z"},{"alias_kind":"pith_short_8","alias_value":"LVAKZPM3","created_at":"2026-05-18T12:28:38Z"}],"graph_snapshots":[{"event_id":"sha256:d29927a45fd1d0b7f91f240247a7e42b46ff5cbfaf35b9d8beb4aa8b67cdd47d","target":"graph","created_at":"2026-05-18T01:43:26Z","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"},"paper":{"abstract_excerpt":"We present an updated set of parameters for the PYTHIA 8 event generator. We reevaluate the constraints imposed by LEP and SLD on hadronization, in particular with regard to heavy-quark fragmentation and strangeness production. For hadron collisions, we combine the updated fragmentation parameters with a new NNPDF2.3 LO PDF set. We use minimum-bias, Drell-Yan, and underlying-event data from the LHC to constrain the initial-state-radiation and multi-parton-interaction parameters, combined with data from SPS and the Tevatron to constrain the energy scaling. Several distributions show significant","authors_text":"Juan Rojo, Peter Skands, Stefano Carrazza","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-04-22T20:00:24Z","title":"Tuning PYTHIA 8.1: the Monash 2013 Tune"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1404.5630","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:f26e516eb3c899ce8f3b437fd57935a1214afffd9d0c7e1faaa5f99404973c06","target":"record","created_at":"2026-05-18T01:43:26Z","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":"95e10e698bcd1994754d409509c19e8313d931d637be1ba1546dc8dc9990bafa","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-04-22T20:00:24Z","title_canon_sha256":"eb8e40de1e7502b69c810f75ab896a12c7706ae27606d60bb9c7db9cf94be376"},"schema_version":"1.0","source":{"id":"1404.5630","kind":"arxiv","version":1}},"canonical_sha256":"5d40acbd9be9fb5f0d1e47d9aa37a6568c1bf3508fa4add333ba423afd733a29","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5d40acbd9be9fb5f0d1e47d9aa37a6568c1bf3508fa4add333ba423afd733a29","first_computed_at":"2026-05-18T01:43:26.244260Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:43:26.244260Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"BYQ/sL7mbDdmnIHdZOyeSA4/bKfaxsU7MD2MkyNlr83PEE1jlBGKbpGvF/Z4B8nDyH+vZ04iBnk8uZ4hbqmwAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:43:26.244859Z","signed_message":"canonical_sha256_bytes"},"source_id":"1404.5630","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f26e516eb3c899ce8f3b437fd57935a1214afffd9d0c7e1faaa5f99404973c06","sha256:d29927a45fd1d0b7f91f240247a7e42b46ff5cbfaf35b9d8beb4aa8b67cdd47d"],"state_sha256":"f4cb1355665d7dd35a2c956717d57c613c7721c0e00b5e6153a10cf402c1320a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KAfNl/wFUPAcJli4sr35XDm6XZQs7IFKTMVIctAHDW8V5ANe2EOXHpqF2QfB6IL2HfAmwjU7AH9ytaoYgA2MCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T08:22:14.763113Z","bundle_sha256":"d2ab36e06da506bd53fa4711309aa1b7f7c83cebc21adf0f9938cf6b5da568bb"}}