{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:ECITPNE5A7XRLE3JHKV43A4JIE","short_pith_number":"pith:ECITPNE5","canonical_record":{"source":{"id":"2504.13588","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2025-04-18T09:39:43Z","cross_cats_sorted":[],"title_canon_sha256":"aa1243acdf0bfa53fdc73f06b75f0d1a2f9799b85be195dc5ca411a56c8deb1f","abstract_canon_sha256":"e18286e4d0e65001ff47c23f8a5eff00af32a2be81a352286a88304863721ce1"},"schema_version":"1.0"},"canonical_sha256":"209137b49d07ef1593693aabcd83894122d444d09c66fa3757303da3dc71390e","source":{"kind":"arxiv","id":"2504.13588","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.13588","created_at":"2026-07-05T10:50:58Z"},{"alias_kind":"arxiv_version","alias_value":"2504.13588v1","created_at":"2026-07-05T10:50:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.13588","created_at":"2026-07-05T10:50:58Z"},{"alias_kind":"pith_short_12","alias_value":"ECITPNE5A7XR","created_at":"2026-07-05T10:50:58Z"},{"alias_kind":"pith_short_16","alias_value":"ECITPNE5A7XRLE3J","created_at":"2026-07-05T10:50:58Z"},{"alias_kind":"pith_short_8","alias_value":"ECITPNE5","created_at":"2026-07-05T10:50:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:ECITPNE5A7XRLE3JHKV43A4JIE","target":"record","payload":{"canonical_record":{"source":{"id":"2504.13588","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2025-04-18T09:39:43Z","cross_cats_sorted":[],"title_canon_sha256":"aa1243acdf0bfa53fdc73f06b75f0d1a2f9799b85be195dc5ca411a56c8deb1f","abstract_canon_sha256":"e18286e4d0e65001ff47c23f8a5eff00af32a2be81a352286a88304863721ce1"},"schema_version":"1.0"},"canonical_sha256":"209137b49d07ef1593693aabcd83894122d444d09c66fa3757303da3dc71390e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:50:58.610686Z","signature_b64":"wbBJ+xDWIrHeapcmOu/lUhZHbutwOXpPjQNIDg0MwDuWYSOTg4TqFMfHMYPLHwqMVHGQV4rEgKkE8RCgrq7NDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"209137b49d07ef1593693aabcd83894122d444d09c66fa3757303da3dc71390e","last_reissued_at":"2026-07-05T10:50:58.610068Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:50:58.610068Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2504.13588","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":"2026-07-05T10:50:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tFhvalU43qA+qSx6TA8h/lafVPuocUT3c/s94tci1/UuDJ86Ixr7utpTb3HS87Pc43/5yHUZBb4/u3HgsMmbAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T12:29:34.202509Z"},"content_sha256":"1aeea130ca149a7be3b7a7931f6c67be92a824d179fd4616c769b2b0bcfb4d8b","schema_version":"1.0","event_id":"sha256:1aeea130ca149a7be3b7a7931f6c67be92a824d179fd4616c769b2b0bcfb4d8b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:ECITPNE5A7XRLE3JHKV43A4JIE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The light-by-light contribution to the muon g-2 within the nonlocal chiral quark model with vector and axial-vector mesons","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"A.E. Radzhabov, A.S. Zhevlakov","submitted_at":"2025-04-18T09:39:43Z","abstract_excerpt":"The hadronic light-by-light contribution to the muon anomalous magnetic moment is calculated in the framework of a nonlocal quark model with scalar-pseudoscalar and vector-axial-vector channels. The effect of the dressing of internal photons by vector mesons is found to be tiny. As a result, the contribution from the non-strange quark loop is a_{\\mu}^{HLbL,Loop}=( 96+-15.4)x10^{-11}. The total value, including meson exchanges and the contribution of strange particles, is a_{\\mu}^{HLbL}=( 157+-10.6)x10^{-11}."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.13588","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2504.13588/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T10:50:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uraxqtZ6oE2jQMIkLR197KuzSEi2tS/6nErUhWdPqNPj2y+gcKovVYv7zJiqzfIZ5YyYOliXU7Lg+CV6gw2ECA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T12:29:34.203128Z"},"content_sha256":"1fc3218048e099586fb6d5b2668278435e02a7a1d8f5654ddb23985b8dfb207c","schema_version":"1.0","event_id":"sha256:1fc3218048e099586fb6d5b2668278435e02a7a1d8f5654ddb23985b8dfb207c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ECITPNE5A7XRLE3JHKV43A4JIE/bundle.json","state_url":"https://pith.science/pith/ECITPNE5A7XRLE3JHKV43A4JIE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ECITPNE5A7XRLE3JHKV43A4JIE/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":"2026-08-17T12:29:34Z","links":{"resolver":"https://pith.science/pith/ECITPNE5A7XRLE3JHKV43A4JIE","bundle":"https://pith.science/pith/ECITPNE5A7XRLE3JHKV43A4JIE/bundle.json","state":"https://pith.science/pith/ECITPNE5A7XRLE3JHKV43A4JIE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ECITPNE5A7XRLE3JHKV43A4JIE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:ECITPNE5A7XRLE3JHKV43A4JIE","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":"e18286e4d0e65001ff47c23f8a5eff00af32a2be81a352286a88304863721ce1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2025-04-18T09:39:43Z","title_canon_sha256":"aa1243acdf0bfa53fdc73f06b75f0d1a2f9799b85be195dc5ca411a56c8deb1f"},"schema_version":"1.0","source":{"id":"2504.13588","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.13588","created_at":"2026-07-05T10:50:58Z"},{"alias_kind":"arxiv_version","alias_value":"2504.13588v1","created_at":"2026-07-05T10:50:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.13588","created_at":"2026-07-05T10:50:58Z"},{"alias_kind":"pith_short_12","alias_value":"ECITPNE5A7XR","created_at":"2026-07-05T10:50:58Z"},{"alias_kind":"pith_short_16","alias_value":"ECITPNE5A7XRLE3J","created_at":"2026-07-05T10:50:58Z"},{"alias_kind":"pith_short_8","alias_value":"ECITPNE5","created_at":"2026-07-05T10:50:58Z"}],"graph_snapshots":[{"event_id":"sha256:1fc3218048e099586fb6d5b2668278435e02a7a1d8f5654ddb23985b8dfb207c","target":"graph","created_at":"2026-07-05T10:50:58Z","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/2504.13588/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The hadronic light-by-light contribution to the muon anomalous magnetic moment is calculated in the framework of a nonlocal quark model with scalar-pseudoscalar and vector-axial-vector channels. The effect of the dressing of internal photons by vector mesons is found to be tiny. As a result, the contribution from the non-strange quark loop is a_{\\mu}^{HLbL,Loop}=( 96+-15.4)x10^{-11}. The total value, including meson exchanges and the contribution of strange particles, is a_{\\mu}^{HLbL}=( 157+-10.6)x10^{-11}.","authors_text":"A.E. Radzhabov, A.S. Zhevlakov","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2025-04-18T09:39:43Z","title":"The light-by-light contribution to the muon g-2 within the nonlocal chiral quark model with vector and axial-vector mesons"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.13588","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":"sha256:1aeea130ca149a7be3b7a7931f6c67be92a824d179fd4616c769b2b0bcfb4d8b","target":"record","created_at":"2026-07-05T10:50:58Z","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":"e18286e4d0e65001ff47c23f8a5eff00af32a2be81a352286a88304863721ce1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2025-04-18T09:39:43Z","title_canon_sha256":"aa1243acdf0bfa53fdc73f06b75f0d1a2f9799b85be195dc5ca411a56c8deb1f"},"schema_version":"1.0","source":{"id":"2504.13588","kind":"arxiv","version":1}},"canonical_sha256":"209137b49d07ef1593693aabcd83894122d444d09c66fa3757303da3dc71390e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"209137b49d07ef1593693aabcd83894122d444d09c66fa3757303da3dc71390e","first_computed_at":"2026-07-05T10:50:58.610068Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:50:58.610068Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"wbBJ+xDWIrHeapcmOu/lUhZHbutwOXpPjQNIDg0MwDuWYSOTg4TqFMfHMYPLHwqMVHGQV4rEgKkE8RCgrq7NDw==","signature_status":"signed_v1","signed_at":"2026-07-05T10:50:58.610686Z","signed_message":"canonical_sha256_bytes"},"source_id":"2504.13588","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1aeea130ca149a7be3b7a7931f6c67be92a824d179fd4616c769b2b0bcfb4d8b","sha256:1fc3218048e099586fb6d5b2668278435e02a7a1d8f5654ddb23985b8dfb207c"],"state_sha256":"8edc5c3eb7ce9895c38d0a5d22b20157854b84b93ef194f2d1ec1eb8a2416da7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Un2FueDGKw46QtCj2BTlhE1Ul2bXhdMA1EoTPubyUDebeo3VXZuPitUaXcHe9V1RQEbLhc184kgBZZwFmtDhCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-17T12:29:34.208622Z","bundle_sha256":"db942780948fe475e5cf49289e9638ab4fe1bc6fd1e65a1e6abccc1d2d196ed3"}}