{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:SCMUN4TKTAZD7CT32V2CCH6CQS","short_pith_number":"pith:SCMUN4TK","canonical_record":{"source":{"id":"1501.05968","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-01-23T21:42:10Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"1f3a4317161a373c3fc5d18e9cedb5a5ac420bf65b331384c71101c4d16c1782","abstract_canon_sha256":"0daeb4912fc795d41d7d96613e4997a8c439b4411ddaf36b63ee2d180069a106"},"schema_version":"1.0"},"canonical_sha256":"909946f26a98323f8a7bd574211fc28493b29f331b03e85a04429085e4da143c","source":{"kind":"arxiv","id":"1501.05968","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1501.05968","created_at":"2026-05-18T02:28:47Z"},{"alias_kind":"arxiv_version","alias_value":"1501.05968v1","created_at":"2026-05-18T02:28:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.05968","created_at":"2026-05-18T02:28:47Z"},{"alias_kind":"pith_short_12","alias_value":"SCMUN4TKTAZD","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_16","alias_value":"SCMUN4TKTAZD7CT3","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_8","alias_value":"SCMUN4TK","created_at":"2026-05-18T12:29:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:SCMUN4TKTAZD7CT32V2CCH6CQS","target":"record","payload":{"canonical_record":{"source":{"id":"1501.05968","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-01-23T21:42:10Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"1f3a4317161a373c3fc5d18e9cedb5a5ac420bf65b331384c71101c4d16c1782","abstract_canon_sha256":"0daeb4912fc795d41d7d96613e4997a8c439b4411ddaf36b63ee2d180069a106"},"schema_version":"1.0"},"canonical_sha256":"909946f26a98323f8a7bd574211fc28493b29f331b03e85a04429085e4da143c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:28:47.158745Z","signature_b64":"iTnEz6vA97UPa4BIH9703BW/XOgbHBv8DKiHpoC/vzNxhzjrEzgkhG7AHSGqz16Z9PU0IvfEUeBKhDGZzs5hAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"909946f26a98323f8a7bd574211fc28493b29f331b03e85a04429085e4da143c","last_reissued_at":"2026-05-18T02:28:47.158376Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:28:47.158376Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1501.05968","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":"2026-05-18T02:28:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rwwNO1JisFgksMc37iSMy2JgVzeZ7zVy/qsMEK0VRQyIfBc0LNefXKTYoVhju2Y1aFsEYocYnK6gXe8m8xSyAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T21:10:30.729597Z"},"content_sha256":"f6a96fbcc2e5fe732a5f1aabed10c19892b622871dbcf548bb07892d4ed509cb","schema_version":"1.0","event_id":"sha256:f6a96fbcc2e5fe732a5f1aabed10c19892b622871dbcf548bb07892d4ed509cb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:SCMUN4TKTAZD7CT32V2CCH6CQS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Playing Tag with ANN: Boosted Top Identification with Pattern Recognition","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"Leandro G. Almeida, Mathieu Cliche, Maxim Perelstein, Mihailo Backovic, Seung J. Lee","submitted_at":"2015-01-23T21:42:10Z","abstract_excerpt":"Many searches for physics beyond the Standard Model at the Large Hadron Collider (LHC) rely on top tagging algorithms, which discriminate between boosted hadronic top quarks and the much more common jets initiated by light quarks and gluons. We note that the hadronic calorimeter (HCAL) effectively takes a \"digital image\" of each jet, with pixel intensities given by energy deposits in individual HCAL cells. Viewed in this way, top tagging becomes a canonical pattern recognition problem. With this motivation, we present a novel top tagging algorithm based on an Artificial Neural Network (ANN), o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.05968","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":"2026-05-18T02:28:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KqV6322HOds11fCHaP0BRS2cyqD48YI6v31wbuYaA5ds2N7tjmZNrgB1gzY1W1fpHVq7nzL47S3lTCVanppwDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T21:10:30.730014Z"},"content_sha256":"d84a9e0c11d0a00aea7a928a04993dc17885d01859318177a30aacf0c0497cd7","schema_version":"1.0","event_id":"sha256:d84a9e0c11d0a00aea7a928a04993dc17885d01859318177a30aacf0c0497cd7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SCMUN4TKTAZD7CT32V2CCH6CQS/bundle.json","state_url":"https://pith.science/pith/SCMUN4TKTAZD7CT32V2CCH6CQS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SCMUN4TKTAZD7CT32V2CCH6CQS/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":"2026-05-29T21:10:30Z","links":{"resolver":"https://pith.science/pith/SCMUN4TKTAZD7CT32V2CCH6CQS","bundle":"https://pith.science/pith/SCMUN4TKTAZD7CT32V2CCH6CQS/bundle.json","state":"https://pith.science/pith/SCMUN4TKTAZD7CT32V2CCH6CQS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SCMUN4TKTAZD7CT32V2CCH6CQS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:SCMUN4TKTAZD7CT32V2CCH6CQS","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":"0daeb4912fc795d41d7d96613e4997a8c439b4411ddaf36b63ee2d180069a106","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-01-23T21:42:10Z","title_canon_sha256":"1f3a4317161a373c3fc5d18e9cedb5a5ac420bf65b331384c71101c4d16c1782"},"schema_version":"1.0","source":{"id":"1501.05968","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1501.05968","created_at":"2026-05-18T02:28:47Z"},{"alias_kind":"arxiv_version","alias_value":"1501.05968v1","created_at":"2026-05-18T02:28:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.05968","created_at":"2026-05-18T02:28:47Z"},{"alias_kind":"pith_short_12","alias_value":"SCMUN4TKTAZD","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_16","alias_value":"SCMUN4TKTAZD7CT3","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_8","alias_value":"SCMUN4TK","created_at":"2026-05-18T12:29:39Z"}],"graph_snapshots":[{"event_id":"sha256:d84a9e0c11d0a00aea7a928a04993dc17885d01859318177a30aacf0c0497cd7","target":"graph","created_at":"2026-05-18T02:28:47Z","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":"Many searches for physics beyond the Standard Model at the Large Hadron Collider (LHC) rely on top tagging algorithms, which discriminate between boosted hadronic top quarks and the much more common jets initiated by light quarks and gluons. We note that the hadronic calorimeter (HCAL) effectively takes a \"digital image\" of each jet, with pixel intensities given by energy deposits in individual HCAL cells. Viewed in this way, top tagging becomes a canonical pattern recognition problem. With this motivation, we present a novel top tagging algorithm based on an Artificial Neural Network (ANN), o","authors_text":"Leandro G. Almeida, Mathieu Cliche, Maxim Perelstein, Mihailo Backovic, Seung J. Lee","cross_cats":["hep-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-01-23T21:42:10Z","title":"Playing Tag with ANN: Boosted Top Identification with Pattern Recognition"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.05968","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:f6a96fbcc2e5fe732a5f1aabed10c19892b622871dbcf548bb07892d4ed509cb","target":"record","created_at":"2026-05-18T02:28:47Z","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":"0daeb4912fc795d41d7d96613e4997a8c439b4411ddaf36b63ee2d180069a106","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-01-23T21:42:10Z","title_canon_sha256":"1f3a4317161a373c3fc5d18e9cedb5a5ac420bf65b331384c71101c4d16c1782"},"schema_version":"1.0","source":{"id":"1501.05968","kind":"arxiv","version":1}},"canonical_sha256":"909946f26a98323f8a7bd574211fc28493b29f331b03e85a04429085e4da143c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"909946f26a98323f8a7bd574211fc28493b29f331b03e85a04429085e4da143c","first_computed_at":"2026-05-18T02:28:47.158376Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:28:47.158376Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"iTnEz6vA97UPa4BIH9703BW/XOgbHBv8DKiHpoC/vzNxhzjrEzgkhG7AHSGqz16Z9PU0IvfEUeBKhDGZzs5hAw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:28:47.158745Z","signed_message":"canonical_sha256_bytes"},"source_id":"1501.05968","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f6a96fbcc2e5fe732a5f1aabed10c19892b622871dbcf548bb07892d4ed509cb","sha256:d84a9e0c11d0a00aea7a928a04993dc17885d01859318177a30aacf0c0497cd7"],"state_sha256":"fe388536773f09f5b31783c2e5bdcaa50b768c11d65f086962a0f6dac3952f0d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ArxS82tSjnnpEuhHhJQUSAY9nlB4XiWGIxuTxdTx1WaAumlLpfj1wBzRcsPGdL3deCIUpqQKK2JVjoFwitELBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-29T21:10:30.733625Z","bundle_sha256":"27ba47f71c78af7494543a584b0b0bff4eb655996a6e838c3c290198c2aa22bd"}}