{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:AAGADF2SBZBQ5ZJ6KFAZC4KDC2","short_pith_number":"pith:AAGADF2S","canonical_record":{"source":{"id":"1912.02779","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-12-05T18:14:59Z","cross_cats_sorted":[],"title_canon_sha256":"0c420e6b56a04fabfc4e4d3327a3e6d300704ba9bb4ffb205f60f35e764c3ee1","abstract_canon_sha256":"b226603f7d22f0924592a019b6e6cb5d9683cd604db540bc4e681feb26499d0f"},"schema_version":"1.0"},"canonical_sha256":"000c0197520e430ee53e514191714316a11a82a0cdec2044ed561f4f69d7a4ab","source":{"kind":"arxiv","id":"1912.02779","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1912.02779","created_at":"2026-07-05T01:56:28Z"},{"alias_kind":"arxiv_version","alias_value":"1912.02779v3","created_at":"2026-07-05T01:56:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1912.02779","created_at":"2026-07-05T01:56:28Z"},{"alias_kind":"pith_short_12","alias_value":"AAGADF2SBZBQ","created_at":"2026-07-05T01:56:28Z"},{"alias_kind":"pith_short_16","alias_value":"AAGADF2SBZBQ5ZJ6","created_at":"2026-07-05T01:56:28Z"},{"alias_kind":"pith_short_8","alias_value":"AAGADF2S","created_at":"2026-07-05T01:56:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:AAGADF2SBZBQ5ZJ6KFAZC4KDC2","target":"record","payload":{"canonical_record":{"source":{"id":"1912.02779","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-12-05T18:14:59Z","cross_cats_sorted":[],"title_canon_sha256":"0c420e6b56a04fabfc4e4d3327a3e6d300704ba9bb4ffb205f60f35e764c3ee1","abstract_canon_sha256":"b226603f7d22f0924592a019b6e6cb5d9683cd604db540bc4e681feb26499d0f"},"schema_version":"1.0"},"canonical_sha256":"000c0197520e430ee53e514191714316a11a82a0cdec2044ed561f4f69d7a4ab","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:56:28.568799Z","signature_b64":"hPxW2P9u3c59khyTS2OaCWRyuV22gCC00opmIw5RlfK3zHRmCrepU8hxlwyrqUBdR3UnrGeR3FQlxXdqrO+xBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"000c0197520e430ee53e514191714316a11a82a0cdec2044ed561f4f69d7a4ab","last_reissued_at":"2026-07-05T01:56:28.568444Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:56:28.568444Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1912.02779","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T01:56:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Otd+J3ihV8Ph6OCu3B3oEPTdv4qT3zNwb1TT4Y67CSs4RaUu4k/ihuK6YGU0XRB3P7urpDHdKowyOuTYM9ZbDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T16:00:25.004080Z"},"content_sha256":"54efe1717bbe76a34320e08df9a3069cbc98a74ed1add9afe0738d979a283327","schema_version":"1.0","event_id":"sha256:54efe1717bbe76a34320e08df9a3069cbc98a74ed1add9afe0738d979a283327"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:AAGADF2SBZBQ5ZJ6KFAZC4KDC2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On axials and pseudoscalars in the hadronic light-by-light contribution to the muon $(g-2)$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Abhishek Iyer, David Greynat, Giancarlo D'Ambrosio, Luigi Cappiello, Oscar Cata","submitted_at":"2019-12-05T18:14:59Z","abstract_excerpt":"Despite recent developments, there are a number of conceptual issues on the hadronic light-by-light (HLbL) contribution to the muon $(g-2)$ which remain unresolved. One of the most controversial ones is the precise way in which short-distance constraints get saturated by resonance exchange, particularly in the so-called Melnikov-Vainshtein (MV) limit. In this paper we address this and related issues from a novel perspective, employing a warped five-dimensional model as a tool to generate a consistent realization of QCD in the large-$N_c$ limit. This approach differs from previous ones in that "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1912.02779","kind":"arxiv","version":3},"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/1912.02779/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":"2026-07-05T01:56:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JJrtM2+JWPwJwwiPZuWl2KtFntMZ64pRNIXQ7eI+P3sK9AY8uwUdc5qNhomlUlUW/Sl6hOQeP+2r6P8TbUzYCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T16:00:25.005298Z"},"content_sha256":"40734a78b6c93f102a2b94ffcc119b3fff31e117d6e7b1da562bc7ca989ec1d0","schema_version":"1.0","event_id":"sha256:40734a78b6c93f102a2b94ffcc119b3fff31e117d6e7b1da562bc7ca989ec1d0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AAGADF2SBZBQ5ZJ6KFAZC4KDC2/bundle.json","state_url":"https://pith.science/pith/AAGADF2SBZBQ5ZJ6KFAZC4KDC2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AAGADF2SBZBQ5ZJ6KFAZC4KDC2/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":"2026-08-03T16:00:25Z","links":{"resolver":"https://pith.science/pith/AAGADF2SBZBQ5ZJ6KFAZC4KDC2","bundle":"https://pith.science/pith/AAGADF2SBZBQ5ZJ6KFAZC4KDC2/bundle.json","state":"https://pith.science/pith/AAGADF2SBZBQ5ZJ6KFAZC4KDC2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AAGADF2SBZBQ5ZJ6KFAZC4KDC2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:AAGADF2SBZBQ5ZJ6KFAZC4KDC2","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":"b226603f7d22f0924592a019b6e6cb5d9683cd604db540bc4e681feb26499d0f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-12-05T18:14:59Z","title_canon_sha256":"0c420e6b56a04fabfc4e4d3327a3e6d300704ba9bb4ffb205f60f35e764c3ee1"},"schema_version":"1.0","source":{"id":"1912.02779","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1912.02779","created_at":"2026-07-05T01:56:28Z"},{"alias_kind":"arxiv_version","alias_value":"1912.02779v3","created_at":"2026-07-05T01:56:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1912.02779","created_at":"2026-07-05T01:56:28Z"},{"alias_kind":"pith_short_12","alias_value":"AAGADF2SBZBQ","created_at":"2026-07-05T01:56:28Z"},{"alias_kind":"pith_short_16","alias_value":"AAGADF2SBZBQ5ZJ6","created_at":"2026-07-05T01:56:28Z"},{"alias_kind":"pith_short_8","alias_value":"AAGADF2S","created_at":"2026-07-05T01:56:28Z"}],"graph_snapshots":[{"event_id":"sha256:40734a78b6c93f102a2b94ffcc119b3fff31e117d6e7b1da562bc7ca989ec1d0","target":"graph","created_at":"2026-07-05T01:56:28Z","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/1912.02779/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Despite recent developments, there are a number of conceptual issues on the hadronic light-by-light (HLbL) contribution to the muon $(g-2)$ which remain unresolved. One of the most controversial ones is the precise way in which short-distance constraints get saturated by resonance exchange, particularly in the so-called Melnikov-Vainshtein (MV) limit. In this paper we address this and related issues from a novel perspective, employing a warped five-dimensional model as a tool to generate a consistent realization of QCD in the large-$N_c$ limit. This approach differs from previous ones in that ","authors_text":"Abhishek Iyer, David Greynat, Giancarlo D'Ambrosio, Luigi Cappiello, Oscar Cata","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-12-05T18:14:59Z","title":"On axials and pseudoscalars in the hadronic light-by-light contribution to the muon $(g-2)$"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1912.02779","kind":"arxiv","version":3},"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":"sha256:54efe1717bbe76a34320e08df9a3069cbc98a74ed1add9afe0738d979a283327","target":"record","created_at":"2026-07-05T01:56:28Z","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":"b226603f7d22f0924592a019b6e6cb5d9683cd604db540bc4e681feb26499d0f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-12-05T18:14:59Z","title_canon_sha256":"0c420e6b56a04fabfc4e4d3327a3e6d300704ba9bb4ffb205f60f35e764c3ee1"},"schema_version":"1.0","source":{"id":"1912.02779","kind":"arxiv","version":3}},"canonical_sha256":"000c0197520e430ee53e514191714316a11a82a0cdec2044ed561f4f69d7a4ab","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"000c0197520e430ee53e514191714316a11a82a0cdec2044ed561f4f69d7a4ab","first_computed_at":"2026-07-05T01:56:28.568444Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:56:28.568444Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hPxW2P9u3c59khyTS2OaCWRyuV22gCC00opmIw5RlfK3zHRmCrepU8hxlwyrqUBdR3UnrGeR3FQlxXdqrO+xBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T01:56:28.568799Z","signed_message":"canonical_sha256_bytes"},"source_id":"1912.02779","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:54efe1717bbe76a34320e08df9a3069cbc98a74ed1add9afe0738d979a283327","sha256:40734a78b6c93f102a2b94ffcc119b3fff31e117d6e7b1da562bc7ca989ec1d0"],"state_sha256":"2532b09d015ef041865fedf0c87547def257e32cedcc69f73d399ff0290caccc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5U9W4Mj2yuhg4GnjrF7EVx6BtN5HlRxVkedHHxO6cjIuxpjwgxYvIQTH0QYEpTHV9qvQDduj4RP+yiNJmuklDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T16:00:25.010502Z","bundle_sha256":"7343f64ac72f1086c7fb978db359d667e12780945da1be4e5311910c09565d48"}}