{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:NIXDPF6TND7DPYBR3HQMH6T26E","short_pith_number":"pith:NIXDPF6T","canonical_record":{"source":{"id":"1712.00421","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2017-12-01T17:28:46Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"59b97b41b1c2ccfce7d968103ee0e732ff376129901dc29135f4f23c8b92dcda","abstract_canon_sha256":"c072d674b33ef8a05bd7f6a0c3dc6c4ac0f04a57e4ca2460f67846d448195b06"},"schema_version":"1.0"},"canonical_sha256":"6a2e3797d368fe37e031d9e0c3fa7af129e4c2d30768582fda69c4451c67292d","source":{"kind":"arxiv","id":"1712.00421","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.00421","created_at":"2026-05-18T00:03:49Z"},{"alias_kind":"arxiv_version","alias_value":"1712.00421v1","created_at":"2026-05-18T00:03:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.00421","created_at":"2026-05-18T00:03:49Z"},{"alias_kind":"pith_short_12","alias_value":"NIXDPF6TND7D","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_16","alias_value":"NIXDPF6TND7DPYBR","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_8","alias_value":"NIXDPF6T","created_at":"2026-05-18T12:31:31Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:NIXDPF6TND7DPYBR3HQMH6T26E","target":"record","payload":{"canonical_record":{"source":{"id":"1712.00421","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2017-12-01T17:28:46Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"59b97b41b1c2ccfce7d968103ee0e732ff376129901dc29135f4f23c8b92dcda","abstract_canon_sha256":"c072d674b33ef8a05bd7f6a0c3dc6c4ac0f04a57e4ca2460f67846d448195b06"},"schema_version":"1.0"},"canonical_sha256":"6a2e3797d368fe37e031d9e0c3fa7af129e4c2d30768582fda69c4451c67292d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:03:49.866254Z","signature_b64":"7r8kfqFz/b3iKfOVcRxz16OGhgwj6KT1OkS1X/iEtsiua2eTd9c1z0dKXE4a2rcBrGKoUbEjE1ypgxU0/pOSDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6a2e3797d368fe37e031d9e0c3fa7af129e4c2d30768582fda69c4451c67292d","last_reissued_at":"2026-05-18T00:03:49.865599Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:03:49.865599Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1712.00421","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":"2026-05-18T00:03:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IUbQbKEt7y17iwPppW+oBrRB+lJ7gzWYv8rP6JUHAgtFyUkrOBjlQ3BYokGubti9VgQJcWz++gHxeIj0mL6rCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T19:08:40.569177Z"},"content_sha256":"1c280397e639bd21b10e60cc2b08de8112f97d1530d1e280ae19cb5732fe02df","schema_version":"1.0","event_id":"sha256:1c280397e639bd21b10e60cc2b08de8112f97d1530d1e280ae19cb5732fe02df"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:NIXDPF6TND7DPYBR3HQMH6T26E","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Hadronic light-by-light scattering amplitudes from lattice QCD versus dispersive sum rules","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"hep-lat","authors_text":"Antoine G\\'erardin, Georg von Hippel, Hartmut Wittig, Harvey B. Meyer, Jeremy Green, Oleksii Gryniuk, Vladimir Pascalutsa","submitted_at":"2017-12-01T17:28:46Z","abstract_excerpt":"The hadronic contribution to the eight forward amplitudes of light-by-light scattering ($\\gamma^*\\gamma^*\\to \\gamma^*\\gamma^*$) is computed in lattice QCD. Via dispersive sum rules, the amplitudes are compared to a model of the $\\gamma^*\\gamma^*\\to {\\rm hadrons}$ cross sections in which the fusion process is described by hadronic resonances. Our results thus provide an important test for the model estimates of hadronic light-by-light scattering in the anomalous magnetic moment of the muon, $a_\\mu^{\\rm HLbL}$. Using simple parametrizations of the resonance $M\\to \\gamma^*\\gamma^*$ transition for"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.00421","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":"2026-05-18T00:03:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"18jvY6LBj2HTeQjvPng/lNn+pI3TQLVvQ1E29wN5Hzhd2CHmNPDAkCvpBaDdQ3Bunla34ec6/p76FPSV0S1VAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T19:08:40.569525Z"},"content_sha256":"04f194e2ec7738cbdd495db8de0ffa4cf3fa8d8b591fd144649c7944fe60b8ff","schema_version":"1.0","event_id":"sha256:04f194e2ec7738cbdd495db8de0ffa4cf3fa8d8b591fd144649c7944fe60b8ff"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NIXDPF6TND7DPYBR3HQMH6T26E/bundle.json","state_url":"https://pith.science/pith/NIXDPF6TND7DPYBR3HQMH6T26E/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NIXDPF6TND7DPYBR3HQMH6T26E/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":"2026-06-01T19:08:40Z","links":{"resolver":"https://pith.science/pith/NIXDPF6TND7DPYBR3HQMH6T26E","bundle":"https://pith.science/pith/NIXDPF6TND7DPYBR3HQMH6T26E/bundle.json","state":"https://pith.science/pith/NIXDPF6TND7DPYBR3HQMH6T26E/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NIXDPF6TND7DPYBR3HQMH6T26E/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:NIXDPF6TND7DPYBR3HQMH6T26E","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":"c072d674b33ef8a05bd7f6a0c3dc6c4ac0f04a57e4ca2460f67846d448195b06","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2017-12-01T17:28:46Z","title_canon_sha256":"59b97b41b1c2ccfce7d968103ee0e732ff376129901dc29135f4f23c8b92dcda"},"schema_version":"1.0","source":{"id":"1712.00421","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.00421","created_at":"2026-05-18T00:03:49Z"},{"alias_kind":"arxiv_version","alias_value":"1712.00421v1","created_at":"2026-05-18T00:03:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.00421","created_at":"2026-05-18T00:03:49Z"},{"alias_kind":"pith_short_12","alias_value":"NIXDPF6TND7D","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_16","alias_value":"NIXDPF6TND7DPYBR","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_8","alias_value":"NIXDPF6T","created_at":"2026-05-18T12:31:31Z"}],"graph_snapshots":[{"event_id":"sha256:04f194e2ec7738cbdd495db8de0ffa4cf3fa8d8b591fd144649c7944fe60b8ff","target":"graph","created_at":"2026-05-18T00:03:49Z","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":"The hadronic contribution to the eight forward amplitudes of light-by-light scattering ($\\gamma^*\\gamma^*\\to \\gamma^*\\gamma^*$) is computed in lattice QCD. Via dispersive sum rules, the amplitudes are compared to a model of the $\\gamma^*\\gamma^*\\to {\\rm hadrons}$ cross sections in which the fusion process is described by hadronic resonances. Our results thus provide an important test for the model estimates of hadronic light-by-light scattering in the anomalous magnetic moment of the muon, $a_\\mu^{\\rm HLbL}$. Using simple parametrizations of the resonance $M\\to \\gamma^*\\gamma^*$ transition for","authors_text":"Antoine G\\'erardin, Georg von Hippel, Hartmut Wittig, Harvey B. Meyer, Jeremy Green, Oleksii Gryniuk, Vladimir Pascalutsa","cross_cats":["hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2017-12-01T17:28:46Z","title":"Hadronic light-by-light scattering amplitudes from lattice QCD versus dispersive sum rules"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.00421","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":"sha256:1c280397e639bd21b10e60cc2b08de8112f97d1530d1e280ae19cb5732fe02df","target":"record","created_at":"2026-05-18T00:03:49Z","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":"c072d674b33ef8a05bd7f6a0c3dc6c4ac0f04a57e4ca2460f67846d448195b06","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2017-12-01T17:28:46Z","title_canon_sha256":"59b97b41b1c2ccfce7d968103ee0e732ff376129901dc29135f4f23c8b92dcda"},"schema_version":"1.0","source":{"id":"1712.00421","kind":"arxiv","version":1}},"canonical_sha256":"6a2e3797d368fe37e031d9e0c3fa7af129e4c2d30768582fda69c4451c67292d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6a2e3797d368fe37e031d9e0c3fa7af129e4c2d30768582fda69c4451c67292d","first_computed_at":"2026-05-18T00:03:49.865599Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:03:49.865599Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7r8kfqFz/b3iKfOVcRxz16OGhgwj6KT1OkS1X/iEtsiua2eTd9c1z0dKXE4a2rcBrGKoUbEjE1ypgxU0/pOSDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:03:49.866254Z","signed_message":"canonical_sha256_bytes"},"source_id":"1712.00421","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1c280397e639bd21b10e60cc2b08de8112f97d1530d1e280ae19cb5732fe02df","sha256:04f194e2ec7738cbdd495db8de0ffa4cf3fa8d8b591fd144649c7944fe60b8ff"],"state_sha256":"6e30e069d1847488b13ac044bb73c98d5bdc30534f908c77ff8743fecacb12a6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"d6QxVXL3eGr2Kw6el7Uxqz3epSuEp16usHebrRGT4V9Z0eYOHsIyLByfutM3zn/xG3RouOGG0eLBXfhljF/oDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T19:08:40.571411Z","bundle_sha256":"eb499688b5392793a39d79fa9af54fde7597c0d88799aa78577d56f3493e71ff"}}