{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:7ZUCDEH2BYI773I6INOBW67XSO","short_pith_number":"pith:7ZUCDEH2","canonical_record":{"source":{"id":"1112.4441","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-12-19T19:30:01Z","cross_cats_sorted":[],"title_canon_sha256":"7cd22219f2cc67359cb78778a14f4b99eec5effb03704ac9f425c5363650596e","abstract_canon_sha256":"1b5ec1eeb733ecf34a2fd63c9646232072d60c1c5d2779bf0bba2ab30e15093a"},"schema_version":"1.0"},"canonical_sha256":"fe682190fa0e11ffed1e435c1b7bf793bceb9dd1025bb6b326cacd302820442e","source":{"kind":"arxiv","id":"1112.4441","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1112.4441","created_at":"2026-05-18T01:59:05Z"},{"alias_kind":"arxiv_version","alias_value":"1112.4441v1","created_at":"2026-05-18T01:59:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1112.4441","created_at":"2026-05-18T01:59:05Z"},{"alias_kind":"pith_short_12","alias_value":"7ZUCDEH2BYI7","created_at":"2026-05-18T12:26:22Z"},{"alias_kind":"pith_short_16","alias_value":"7ZUCDEH2BYI773I6","created_at":"2026-05-18T12:26:22Z"},{"alias_kind":"pith_short_8","alias_value":"7ZUCDEH2","created_at":"2026-05-18T12:26:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:7ZUCDEH2BYI773I6INOBW67XSO","target":"record","payload":{"canonical_record":{"source":{"id":"1112.4441","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-12-19T19:30:01Z","cross_cats_sorted":[],"title_canon_sha256":"7cd22219f2cc67359cb78778a14f4b99eec5effb03704ac9f425c5363650596e","abstract_canon_sha256":"1b5ec1eeb733ecf34a2fd63c9646232072d60c1c5d2779bf0bba2ab30e15093a"},"schema_version":"1.0"},"canonical_sha256":"fe682190fa0e11ffed1e435c1b7bf793bceb9dd1025bb6b326cacd302820442e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:59:05.404307Z","signature_b64":"Xtu8jFSjGCqDPle4jCitDb2xjuV2bXwcq4AtmIQzl0qht1UBSdH35+BxTxAam03ZSJqRrgr60a7XkFiV6O65CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fe682190fa0e11ffed1e435c1b7bf793bceb9dd1025bb6b326cacd302820442e","last_reissued_at":"2026-05-18T01:59:05.403782Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:59:05.403782Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1112.4441","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":"2026-05-18T01:59:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BZkfr0+7v65to9nuShs+pAQTl8YP++kZQoyWD2PdeeRM69B+OiOhg2acBdwdQdj4PfWavLKRH6+WkLAumULZDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T23:06:15.838606Z"},"content_sha256":"9d0c4f1238109ffb99c5dc5143415699fc3c5118319a2e8b61205ef295d73e2f","schema_version":"1.0","event_id":"sha256:9d0c4f1238109ffb99c5dc5143415699fc3c5118319a2e8b61205ef295d73e2f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:7ZUCDEH2BYI773I6INOBW67XSO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Top Tagging","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Michael Spannowsky, Tilman Plehn","submitted_at":"2011-12-19T19:30:01Z","abstract_excerpt":"Top tagging is a recent approach to identifying boosted hadronic top quarks. It avoids reconstructing individual top decay products and instead uses a jet algorithm to reconstruct the entire top decay. Quite generally, geometrically large jets including heavy particles (fat jets) can be analyzed on the level of their subjet constituents. LHC data will soon allow us to establish this new analysis method. We discuss different tagging algorithms, their critical QCD aspects, and currently available experimental results. For the development of taggers and their different applications this review sh"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1112.4441","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":"2026-05-18T01:59:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"34VeeoXuSaOUsSvlJWi1IEhCuA//cEmhz6pVKigvqKkWmjqpa3UGpOiyk8+SKDcG2famJEMkt2HVbSyEoDW+Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T23:06:15.839444Z"},"content_sha256":"e37c5f98f15930b6c21b28513f4be229a8a41ed833029901c0dfed4bd5858412","schema_version":"1.0","event_id":"sha256:e37c5f98f15930b6c21b28513f4be229a8a41ed833029901c0dfed4bd5858412"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7ZUCDEH2BYI773I6INOBW67XSO/bundle.json","state_url":"https://pith.science/pith/7ZUCDEH2BYI773I6INOBW67XSO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7ZUCDEH2BYI773I6INOBW67XSO/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":"2026-08-16T23:06:15Z","links":{"resolver":"https://pith.science/pith/7ZUCDEH2BYI773I6INOBW67XSO","bundle":"https://pith.science/pith/7ZUCDEH2BYI773I6INOBW67XSO/bundle.json","state":"https://pith.science/pith/7ZUCDEH2BYI773I6INOBW67XSO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7ZUCDEH2BYI773I6INOBW67XSO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:7ZUCDEH2BYI773I6INOBW67XSO","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":"1b5ec1eeb733ecf34a2fd63c9646232072d60c1c5d2779bf0bba2ab30e15093a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-12-19T19:30:01Z","title_canon_sha256":"7cd22219f2cc67359cb78778a14f4b99eec5effb03704ac9f425c5363650596e"},"schema_version":"1.0","source":{"id":"1112.4441","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1112.4441","created_at":"2026-05-18T01:59:05Z"},{"alias_kind":"arxiv_version","alias_value":"1112.4441v1","created_at":"2026-05-18T01:59:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1112.4441","created_at":"2026-05-18T01:59:05Z"},{"alias_kind":"pith_short_12","alias_value":"7ZUCDEH2BYI7","created_at":"2026-05-18T12:26:22Z"},{"alias_kind":"pith_short_16","alias_value":"7ZUCDEH2BYI773I6","created_at":"2026-05-18T12:26:22Z"},{"alias_kind":"pith_short_8","alias_value":"7ZUCDEH2","created_at":"2026-05-18T12:26:22Z"}],"graph_snapshots":[{"event_id":"sha256:e37c5f98f15930b6c21b28513f4be229a8a41ed833029901c0dfed4bd5858412","target":"graph","created_at":"2026-05-18T01:59:05Z","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":"Top tagging is a recent approach to identifying boosted hadronic top quarks. It avoids reconstructing individual top decay products and instead uses a jet algorithm to reconstruct the entire top decay. Quite generally, geometrically large jets including heavy particles (fat jets) can be analyzed on the level of their subjet constituents. LHC data will soon allow us to establish this new analysis method. We discuss different tagging algorithms, their critical QCD aspects, and currently available experimental results. For the development of taggers and their different applications this review sh","authors_text":"Michael Spannowsky, Tilman Plehn","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-12-19T19:30:01Z","title":"Top Tagging"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1112.4441","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":"sha256:9d0c4f1238109ffb99c5dc5143415699fc3c5118319a2e8b61205ef295d73e2f","target":"record","created_at":"2026-05-18T01:59:05Z","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":"1b5ec1eeb733ecf34a2fd63c9646232072d60c1c5d2779bf0bba2ab30e15093a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-12-19T19:30:01Z","title_canon_sha256":"7cd22219f2cc67359cb78778a14f4b99eec5effb03704ac9f425c5363650596e"},"schema_version":"1.0","source":{"id":"1112.4441","kind":"arxiv","version":1}},"canonical_sha256":"fe682190fa0e11ffed1e435c1b7bf793bceb9dd1025bb6b326cacd302820442e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"fe682190fa0e11ffed1e435c1b7bf793bceb9dd1025bb6b326cacd302820442e","first_computed_at":"2026-05-18T01:59:05.403782Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:59:05.403782Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Xtu8jFSjGCqDPle4jCitDb2xjuV2bXwcq4AtmIQzl0qht1UBSdH35+BxTxAam03ZSJqRrgr60a7XkFiV6O65CQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:59:05.404307Z","signed_message":"canonical_sha256_bytes"},"source_id":"1112.4441","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9d0c4f1238109ffb99c5dc5143415699fc3c5118319a2e8b61205ef295d73e2f","sha256:e37c5f98f15930b6c21b28513f4be229a8a41ed833029901c0dfed4bd5858412"],"state_sha256":"e565bdeced43f51082e1ad2efa44b3c8e9f0eaebdf038d31f2c15e21d1286740"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HRpiybD1mAEMEQFFEXsGMtY0Lxcttfj34GvTNEzqgVzPJBK+mY2OjM6IEOa/eJn9yQArXSHTCM+ACvJaKHytBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T23:06:15.868449Z","bundle_sha256":"47f455b63ba88f5bf946d457ba795c1bd87465aa8c7da8d8d417ab051d8a14b5"}}