{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:7IEDCXIXDUIEMZWYCMNT2AQ42C","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":"63bbcb7cb8f35776ab83cd3793587ffefa1f56d8120f30ff51636967e4ec23fe","cross_cats_sorted":["hep-th","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-08-02T20:29:15Z","title_canon_sha256":"1d8c9a4e4aa74154de836e0427cf1b2bf984162cb2ae6affdf309f2f594780ff"},"schema_version":"1.0","source":{"id":"1908.01043","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.01043","created_at":"2026-07-05T01:29:39Z"},{"alias_kind":"arxiv_version","alias_value":"1908.01043v1","created_at":"2026-07-05T01:29:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.01043","created_at":"2026-07-05T01:29:39Z"},{"alias_kind":"pith_short_12","alias_value":"7IEDCXIXDUIE","created_at":"2026-07-05T01:29:39Z"},{"alias_kind":"pith_short_16","alias_value":"7IEDCXIXDUIEMZWY","created_at":"2026-07-05T01:29:39Z"},{"alias_kind":"pith_short_8","alias_value":"7IEDCXIX","created_at":"2026-07-05T01:29:39Z"}],"graph_snapshots":[{"event_id":"sha256:fe5bd1f1f26e743d55265a282bcc55b00da544ef493f5a926f44d6cc664e48f2","target":"graph","created_at":"2026-07-05T01:29:39Z","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/1908.01043/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The QCD light-front (LF) Hamiltonian equation H_{LF}|\\Psi> = M^2 |\\Psi> derived from quantization at fixed LF time \\tau = t+z/c provides a causal, frame-independent, method for computing hadron spectroscopy as well as dynamical observables such as structure functions, transverse momentum distributions, and distribution amplitudes. The LF formalism also leads to novel nuclear phenomena, such as \"hidden color\", \"color transparency\", \"nuclear-bound quarkonium\" and the shadowing and antishadowing of nuclear structure functions. For example, there are five distinct color-singlet Fock state represen","authors_text":"Alexandre Deur, Stanley J. Brodsky","cross_cats":["hep-th","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-08-02T20:29:15Z","title":"Hadron and Nuclear Physics on the Light Front"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.01043","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":"sha256:062e3c4b072cc82abba3b3f9305ceb3594bb3e4c6efcaa23354096888ffbb64b","target":"record","created_at":"2026-07-05T01:29:39Z","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":"63bbcb7cb8f35776ab83cd3793587ffefa1f56d8120f30ff51636967e4ec23fe","cross_cats_sorted":["hep-th","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-08-02T20:29:15Z","title_canon_sha256":"1d8c9a4e4aa74154de836e0427cf1b2bf984162cb2ae6affdf309f2f594780ff"},"schema_version":"1.0","source":{"id":"1908.01043","kind":"arxiv","version":1}},"canonical_sha256":"fa08315d171d104666d8131b3d021cd0ae80539aef9dd660531012f3f6d2f3c9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"fa08315d171d104666d8131b3d021cd0ae80539aef9dd660531012f3f6d2f3c9","first_computed_at":"2026-07-05T01:29:39.608646Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:29:39.608646Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"I0FhRpU2aqkTtLgqiEZbcq9UARQmFUqt2OgsMaCa06wJXrNRnMX1UgVJexhWHOH7UavSIVmQRjJzA5TlQNT8DA==","signature_status":"signed_v1","signed_at":"2026-07-05T01:29:39.609039Z","signed_message":"canonical_sha256_bytes"},"source_id":"1908.01043","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:062e3c4b072cc82abba3b3f9305ceb3594bb3e4c6efcaa23354096888ffbb64b","sha256:fe5bd1f1f26e743d55265a282bcc55b00da544ef493f5a926f44d6cc664e48f2"],"state_sha256":"5d358f4ee52619192f25c00307d9170deb1de69ed07cef7b085bb25f318d9a1f"}