{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:RY2Z4W5UU4C7EDUYV6TQTT7O24","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":"b3ab928e98985f161bf4e30159ceeab174cdcdfe48f0ff2ea3a115648d46b758","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-08-29T17:04:34Z","title_canon_sha256":"353d2cc7f8f6eb97b7b9b2e714bcb8286ddaac99f3cdbff1fd699d3bbcd11d37"},"schema_version":"1.0","source":{"id":"1108.5654","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1108.5654","created_at":"2026-05-18T03:10:27Z"},{"alias_kind":"arxiv_version","alias_value":"1108.5654v2","created_at":"2026-05-18T03:10:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.5654","created_at":"2026-05-18T03:10:27Z"},{"alias_kind":"pith_short_12","alias_value":"RY2Z4W5UU4C7","created_at":"2026-05-18T12:26:41Z"},{"alias_kind":"pith_short_16","alias_value":"RY2Z4W5UU4C7EDUY","created_at":"2026-05-18T12:26:41Z"},{"alias_kind":"pith_short_8","alias_value":"RY2Z4W5U","created_at":"2026-05-18T12:26:41Z"}],"graph_snapshots":[{"event_id":"sha256:b7a8af41511dc18bf393b3a67682ed7fa6988d4cad8b3c70e732d569dae23a22","target":"graph","created_at":"2026-05-18T03:10:27Z","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 study the nonperturbative structure of the axial current and evaluate the two-point light-cone distribution amplitudes (DA) associated with the correlator \\int d\\xi exp(-iq\\xi)<0|\\bar{\\psi}(x)\\Gamma\\psi(y)J_{\\mu}^{5}(\\xi)|0> within the instanton vacuum model in the leading order in O(1/N_c). Due to the built-in chiral symmetry, four of eight axial DAs are related to that for pions. Knowledge of these nonperturbative objects is important for phenomenological study of high-energy neutrino interactions and semileptonic decays of heavy quarks. We provide a code for evaluation of these DAs and a","authors_text":"B. Z. Kopeliovich, Ivan Schmidt, M. Siddikov","cross_cats":["hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-08-29T17:04:34Z","title":"Nonperturbative features of the axial current"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.5654","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":"sha256:850b669e67c9bcf3053a41dd4fe3dd66414e2a19b1b8484fca84996b2638f9e2","target":"record","created_at":"2026-05-18T03:10:27Z","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":"b3ab928e98985f161bf4e30159ceeab174cdcdfe48f0ff2ea3a115648d46b758","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-08-29T17:04:34Z","title_canon_sha256":"353d2cc7f8f6eb97b7b9b2e714bcb8286ddaac99f3cdbff1fd699d3bbcd11d37"},"schema_version":"1.0","source":{"id":"1108.5654","kind":"arxiv","version":2}},"canonical_sha256":"8e359e5bb4a705f20e98afa709cfeed70020539df897eae576c198df7af3240a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8e359e5bb4a705f20e98afa709cfeed70020539df897eae576c198df7af3240a","first_computed_at":"2026-05-18T03:10:27.008098Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:10:27.008098Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"FDw82tGOyQEXI/EZMq1rU7/N5LjPSC1vCVSTRwn3rL1TKbVSYk8elqXM3kUMM3mDP/deprYNFZvGaiWNpKV1CA==","signature_status":"signed_v1","signed_at":"2026-05-18T03:10:27.008997Z","signed_message":"canonical_sha256_bytes"},"source_id":"1108.5654","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:850b669e67c9bcf3053a41dd4fe3dd66414e2a19b1b8484fca84996b2638f9e2","sha256:b7a8af41511dc18bf393b3a67682ed7fa6988d4cad8b3c70e732d569dae23a22"],"state_sha256":"011680405b2156595909f653021c7717da345b011089ecd2c1775b784ff79cbe"}