{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:LPM5QX2ZR5LXUOLACPN22PBRUL","short_pith_number":"pith:LPM5QX2Z","canonical_record":{"source":{"id":"1307.0007","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-06-28T20:00:02Z","cross_cats_sorted":[],"title_canon_sha256":"d5ad50c0d32a12a57ed2f791e11a714d38dc83acbe637333a00a8966a09dfa48","abstract_canon_sha256":"2b42768805816d9068854e5c3e9fa0f448237ded08f829b0760cae9083d4e17f"},"schema_version":"1.0"},"canonical_sha256":"5bd9d85f598f577a396013dbad3c31a2c90d14172277a2e4c2b17cd914f52778","source":{"kind":"arxiv","id":"1307.0007","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1307.0007","created_at":"2026-05-18T03:13:57Z"},{"alias_kind":"arxiv_version","alias_value":"1307.0007v2","created_at":"2026-05-18T03:13:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1307.0007","created_at":"2026-05-18T03:13:57Z"},{"alias_kind":"pith_short_12","alias_value":"LPM5QX2ZR5LX","created_at":"2026-05-18T12:27:51Z"},{"alias_kind":"pith_short_16","alias_value":"LPM5QX2ZR5LXUOLA","created_at":"2026-05-18T12:27:51Z"},{"alias_kind":"pith_short_8","alias_value":"LPM5QX2Z","created_at":"2026-05-18T12:27:51Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:LPM5QX2ZR5LXUOLACPN22PBRUL","target":"record","payload":{"canonical_record":{"source":{"id":"1307.0007","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-06-28T20:00:02Z","cross_cats_sorted":[],"title_canon_sha256":"d5ad50c0d32a12a57ed2f791e11a714d38dc83acbe637333a00a8966a09dfa48","abstract_canon_sha256":"2b42768805816d9068854e5c3e9fa0f448237ded08f829b0760cae9083d4e17f"},"schema_version":"1.0"},"canonical_sha256":"5bd9d85f598f577a396013dbad3c31a2c90d14172277a2e4c2b17cd914f52778","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:13:57.869388Z","signature_b64":"slMBfCRfUFr7oQ/dlW7k+wMVAGvgvMfDNTcgDRYCz14liD7RKGwAz2ocQMrQjZXQM5Q3+HbGQu8ftkgXrev4AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5bd9d85f598f577a396013dbad3c31a2c90d14172277a2e4c2b17cd914f52778","last_reissued_at":"2026-05-18T03:13:57.868680Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:13:57.868680Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1307.0007","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":"2026-05-18T03:13:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YO67FuvQ0cLNeLOsT8l4KOXZ2YrOn2vsyYFMt/Ydi0EMCGtQn3YZFhNWWG3rk/O4lqSaUFv1If1APoJC2Nm4BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T22:27:46.075575Z"},"content_sha256":"d9c5b2c0445540e39334bb26644bab0d8275804f599b7132150f2b5655746bbb","schema_version":"1.0","event_id":"sha256:d9c5b2c0445540e39334bb26644bab0d8275804f599b7132150f2b5655746bbb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:LPM5QX2ZR5LXUOLACPN22PBRUL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Towards an understanding of jet substructure","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Alessandro Fregoso, Gavin P. Salam, Mrinal Dasgupta, Simone Marzani","submitted_at":"2013-06-28T20:00:02Z","abstract_excerpt":"We present first analytic, resummed calculations of the rates at which widespread jet substructure tools tag QCD jets. As well as considering trimming, pruning and the mass-drop tagger, we introduce modified tools with improved analytical and phenomenological behaviours. Most taggers have double logarithmic resummed structures. The modified mass-drop tagger is special in that it involves only single logarithms, and is free from a complex class of terms known as non-global logarithms. The modification of pruning brings an improved ability to discriminate between the different colour structures "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1307.0007","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":""},"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":"2026-05-18T03:13:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DymgG0UkcOxGo+KzZklf7YxMRpHms1j80WPpx/HfTpw5I41UbneE+BeIpLpgQ2KhYNo1L67FX6uPnzGmM9c7AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T22:27:46.076287Z"},"content_sha256":"7f83bd7ff3c96ed3c9089b1a145ea33e0c548cd7e6f6d519ad16ddec4905e95f","schema_version":"1.0","event_id":"sha256:7f83bd7ff3c96ed3c9089b1a145ea33e0c548cd7e6f6d519ad16ddec4905e95f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LPM5QX2ZR5LXUOLACPN22PBRUL/bundle.json","state_url":"https://pith.science/pith/LPM5QX2ZR5LXUOLACPN22PBRUL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LPM5QX2ZR5LXUOLACPN22PBRUL/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":"2026-05-25T22:27:46Z","links":{"resolver":"https://pith.science/pith/LPM5QX2ZR5LXUOLACPN22PBRUL","bundle":"https://pith.science/pith/LPM5QX2ZR5LXUOLACPN22PBRUL/bundle.json","state":"https://pith.science/pith/LPM5QX2ZR5LXUOLACPN22PBRUL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LPM5QX2ZR5LXUOLACPN22PBRUL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:LPM5QX2ZR5LXUOLACPN22PBRUL","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":"2b42768805816d9068854e5c3e9fa0f448237ded08f829b0760cae9083d4e17f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-06-28T20:00:02Z","title_canon_sha256":"d5ad50c0d32a12a57ed2f791e11a714d38dc83acbe637333a00a8966a09dfa48"},"schema_version":"1.0","source":{"id":"1307.0007","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1307.0007","created_at":"2026-05-18T03:13:57Z"},{"alias_kind":"arxiv_version","alias_value":"1307.0007v2","created_at":"2026-05-18T03:13:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1307.0007","created_at":"2026-05-18T03:13:57Z"},{"alias_kind":"pith_short_12","alias_value":"LPM5QX2ZR5LX","created_at":"2026-05-18T12:27:51Z"},{"alias_kind":"pith_short_16","alias_value":"LPM5QX2ZR5LXUOLA","created_at":"2026-05-18T12:27:51Z"},{"alias_kind":"pith_short_8","alias_value":"LPM5QX2Z","created_at":"2026-05-18T12:27:51Z"}],"graph_snapshots":[{"event_id":"sha256:7f83bd7ff3c96ed3c9089b1a145ea33e0c548cd7e6f6d519ad16ddec4905e95f","target":"graph","created_at":"2026-05-18T03:13:57Z","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 first analytic, resummed calculations of the rates at which widespread jet substructure tools tag QCD jets. As well as considering trimming, pruning and the mass-drop tagger, we introduce modified tools with improved analytical and phenomenological behaviours. Most taggers have double logarithmic resummed structures. The modified mass-drop tagger is special in that it involves only single logarithms, and is free from a complex class of terms known as non-global logarithms. The modification of pruning brings an improved ability to discriminate between the different colour structures ","authors_text":"Alessandro Fregoso, Gavin P. Salam, Mrinal Dasgupta, Simone Marzani","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-06-28T20:00:02Z","title":"Towards an understanding of jet substructure"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1307.0007","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:d9c5b2c0445540e39334bb26644bab0d8275804f599b7132150f2b5655746bbb","target":"record","created_at":"2026-05-18T03:13:57Z","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":"2b42768805816d9068854e5c3e9fa0f448237ded08f829b0760cae9083d4e17f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-06-28T20:00:02Z","title_canon_sha256":"d5ad50c0d32a12a57ed2f791e11a714d38dc83acbe637333a00a8966a09dfa48"},"schema_version":"1.0","source":{"id":"1307.0007","kind":"arxiv","version":2}},"canonical_sha256":"5bd9d85f598f577a396013dbad3c31a2c90d14172277a2e4c2b17cd914f52778","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5bd9d85f598f577a396013dbad3c31a2c90d14172277a2e4c2b17cd914f52778","first_computed_at":"2026-05-18T03:13:57.868680Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:13:57.868680Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"slMBfCRfUFr7oQ/dlW7k+wMVAGvgvMfDNTcgDRYCz14liD7RKGwAz2ocQMrQjZXQM5Q3+HbGQu8ftkgXrev4AA==","signature_status":"signed_v1","signed_at":"2026-05-18T03:13:57.869388Z","signed_message":"canonical_sha256_bytes"},"source_id":"1307.0007","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d9c5b2c0445540e39334bb26644bab0d8275804f599b7132150f2b5655746bbb","sha256:7f83bd7ff3c96ed3c9089b1a145ea33e0c548cd7e6f6d519ad16ddec4905e95f"],"state_sha256":"e25d4b8490478417e1752e53947e3f89ce81d20df0b24526f533dc091551a5f5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oC8HBMNdr1xHGxDNeCM/9IaKwY0i/801BF3uwxmIn5Qf6Egsdyqp4p8iBaWrBLRQhRQ134okKsRD7VOGT08ICw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T22:27:46.079906Z","bundle_sha256":"6a735eeab0166ac2b71700f993ffd869219155dfa6700df8d3bd77e24d89edbc"}}