{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:EY2N7YAZIXEZJ6KHI4HBUCAKTN","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":"2dd47f5fdbb471fc13ed2e34c379d79d4b64da6b52fcb7a68a07410548f4952b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-12-07T14:15:36Z","title_canon_sha256":"dfc0c5a343ae84779ffe318a517676516b34979bf53f87b556f326ba7bb575ed"},"schema_version":"1.0","source":{"id":"0912.1248","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0912.1248","created_at":"2026-05-18T04:32:09Z"},{"alias_kind":"arxiv_version","alias_value":"0912.1248v1","created_at":"2026-05-18T04:32:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0912.1248","created_at":"2026-05-18T04:32:09Z"},{"alias_kind":"pith_short_12","alias_value":"EY2N7YAZIXEZ","created_at":"2026-05-18T12:25:59Z"},{"alias_kind":"pith_short_16","alias_value":"EY2N7YAZIXEZJ6KH","created_at":"2026-05-18T12:25:59Z"},{"alias_kind":"pith_short_8","alias_value":"EY2N7YAZ","created_at":"2026-05-18T12:25:59Z"}],"graph_snapshots":[{"event_id":"sha256:8eb960f211d0a355bfed734d183c5cbacead709d92d6b92d0440590a814fe02e","target":"graph","created_at":"2026-05-18T04:32:09Z","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 show that a VMD based theoretical input allows for a significantly improved accuracy for the hadronic vacuum polarization of the photon which contributes to the theoretical estimate of the muon g-2. We also show that the only experimental piece of information in the $\\tau$ decay which cannot be accounted for is the accepted value for ${\\rm Br}(\\tau \\ra \\pi \\pi \\nu_\\tau)$, while the spectum lineshape is in agreement with expectations from $e^+ e^-$ annihilations.","authors_text":"L. Del Buono, M. Benayoun, O. Leitner, P. David","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-12-07T14:15:36Z","title":"Can VMD improve the estimate of the muon g-2 ?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0912.1248","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":"sha256:34a2a0b13d731bfab3a02b20f42a4731f03117bb4e1a6309f4b4056d62b0150c","target":"record","created_at":"2026-05-18T04:32:09Z","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":"2dd47f5fdbb471fc13ed2e34c379d79d4b64da6b52fcb7a68a07410548f4952b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-12-07T14:15:36Z","title_canon_sha256":"dfc0c5a343ae84779ffe318a517676516b34979bf53f87b556f326ba7bb575ed"},"schema_version":"1.0","source":{"id":"0912.1248","kind":"arxiv","version":1}},"canonical_sha256":"2634dfe01945c994f947470e1a080a9b71ab88bd565998156640466946fade3e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2634dfe01945c994f947470e1a080a9b71ab88bd565998156640466946fade3e","first_computed_at":"2026-05-18T04:32:09.617995Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:32:09.617995Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"3BhrpbVysH0tIhqm16t0XBFhYOoIxoHu5RYBEF4y5r44d5tktELpIbHt/Qw6nNPwXSl/HOZcJVU8LE39P+yDAw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:32:09.618531Z","signed_message":"canonical_sha256_bytes"},"source_id":"0912.1248","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:34a2a0b13d731bfab3a02b20f42a4731f03117bb4e1a6309f4b4056d62b0150c","sha256:8eb960f211d0a355bfed734d183c5cbacead709d92d6b92d0440590a814fe02e"],"state_sha256":"4c3b6efa732eb5737417da61192221308ba4e78209b9f63a7c254aa64fb025c4"}