{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:KNCNERKHVV3EAEVLX6PAR3OVTG","short_pith_number":"pith:KNCNERKH","canonical_record":{"source":{"id":"1511.04751","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2015-11-15T18:34:28Z","cross_cats_sorted":[],"title_canon_sha256":"dacd53bb40797bf39b9fcc92cf4749a54cfc68db87d8230cd5fe9de37274b8e5","abstract_canon_sha256":"a5d7a7799be8f4760b7ee0333bca74f4ec9f6863ebc7fdcfc32d840fa92c0267"},"schema_version":"1.0"},"canonical_sha256":"5344d24547ad764012abbf9e08edd5999dbc5b74e29f2e902c56e162150ef091","source":{"kind":"arxiv","id":"1511.04751","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1511.04751","created_at":"2026-05-18T01:26:51Z"},{"alias_kind":"arxiv_version","alias_value":"1511.04751v1","created_at":"2026-05-18T01:26:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.04751","created_at":"2026-05-18T01:26:51Z"},{"alias_kind":"pith_short_12","alias_value":"KNCNERKHVV3E","created_at":"2026-05-18T12:29:29Z"},{"alias_kind":"pith_short_16","alias_value":"KNCNERKHVV3EAEVL","created_at":"2026-05-18T12:29:29Z"},{"alias_kind":"pith_short_8","alias_value":"KNCNERKH","created_at":"2026-05-18T12:29:29Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:KNCNERKHVV3EAEVLX6PAR3OVTG","target":"record","payload":{"canonical_record":{"source":{"id":"1511.04751","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2015-11-15T18:34:28Z","cross_cats_sorted":[],"title_canon_sha256":"dacd53bb40797bf39b9fcc92cf4749a54cfc68db87d8230cd5fe9de37274b8e5","abstract_canon_sha256":"a5d7a7799be8f4760b7ee0333bca74f4ec9f6863ebc7fdcfc32d840fa92c0267"},"schema_version":"1.0"},"canonical_sha256":"5344d24547ad764012abbf9e08edd5999dbc5b74e29f2e902c56e162150ef091","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:26:51.792126Z","signature_b64":"FwcDUzpEXFMV5DNrqacCGReeHBX1K3B6kO5TIFq+njvOzEGMs0CQkl8LBcuxcJyyflUHvwKd2a0MkOab+RpuDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5344d24547ad764012abbf9e08edd5999dbc5b74e29f2e902c56e162150ef091","last_reissued_at":"2026-05-18T01:26:51.791334Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:26:51.791334Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1511.04751","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":"2026-05-18T01:26:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Or/v3X7/D6h8YXvgYORbM5Df7ZNpxnuODnHAjQVQCDZaqn8pNRI7kQStzCM1e883qNLDgtIiJlQocFF8eNwBDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T06:26:05.786598Z"},"content_sha256":"af2011141cb8dfc55506fa2c5c097c351f901d3f65e45dba0fd7cf3ed074e174","schema_version":"1.0","event_id":"sha256:af2011141cb8dfc55506fa2c5c097c351f901d3f65e45dba0fd7cf3ed074e174"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:KNCNERKHVV3EAEVLX6PAR3OVTG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Study of the hadronic contributions to the running of the QED coupling and the weak mixing angle","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-lat","authors_text":"Anthony Francis, Benjamin J\\\"ager, Gregorio Herdo\\'iza, Hanno Horch, Hartmut Wittig, Harvey B. Meyer, Vera G\\\"ulpers","submitted_at":"2015-11-15T18:34:28Z","abstract_excerpt":"The electromagnetic coupling receives significant contributions to its running from non-perturbative QCD effects. We present an update of a lattice QCD study of the Adler function and of its application to the determination of the running of the QED coupling. We perform a high-statistics computation with two flavours of O$(a)$ improved Wilson fermions in a large range of momentum transfer $Q^2$. The running of the electromagnetic coupling, including contributions from $u$, $d$, $s$ and $c$ valence quarks, is compared to phenomenological determinations at intermediate $Q^2$ values. An extension"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.04751","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":"2026-05-18T01:26:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZbpH2Zw4fnpmSvCfeNqA0OH7dYZau34/6Ie7DySRKS5EB3WLqFMoXc7RaDlXftJ4Zves22B3YA3L/3QqKQF4Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T06:26:05.787204Z"},"content_sha256":"c97812ef61aff8b4101faf97193c8e0971fd4399d62d1e32c5158ead83ebac49","schema_version":"1.0","event_id":"sha256:c97812ef61aff8b4101faf97193c8e0971fd4399d62d1e32c5158ead83ebac49"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KNCNERKHVV3EAEVLX6PAR3OVTG/bundle.json","state_url":"https://pith.science/pith/KNCNERKHVV3EAEVLX6PAR3OVTG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KNCNERKHVV3EAEVLX6PAR3OVTG/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":"2026-05-27T06:26:05Z","links":{"resolver":"https://pith.science/pith/KNCNERKHVV3EAEVLX6PAR3OVTG","bundle":"https://pith.science/pith/KNCNERKHVV3EAEVLX6PAR3OVTG/bundle.json","state":"https://pith.science/pith/KNCNERKHVV3EAEVLX6PAR3OVTG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KNCNERKHVV3EAEVLX6PAR3OVTG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:KNCNERKHVV3EAEVLX6PAR3OVTG","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":"a5d7a7799be8f4760b7ee0333bca74f4ec9f6863ebc7fdcfc32d840fa92c0267","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2015-11-15T18:34:28Z","title_canon_sha256":"dacd53bb40797bf39b9fcc92cf4749a54cfc68db87d8230cd5fe9de37274b8e5"},"schema_version":"1.0","source":{"id":"1511.04751","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1511.04751","created_at":"2026-05-18T01:26:51Z"},{"alias_kind":"arxiv_version","alias_value":"1511.04751v1","created_at":"2026-05-18T01:26:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.04751","created_at":"2026-05-18T01:26:51Z"},{"alias_kind":"pith_short_12","alias_value":"KNCNERKHVV3E","created_at":"2026-05-18T12:29:29Z"},{"alias_kind":"pith_short_16","alias_value":"KNCNERKHVV3EAEVL","created_at":"2026-05-18T12:29:29Z"},{"alias_kind":"pith_short_8","alias_value":"KNCNERKH","created_at":"2026-05-18T12:29:29Z"}],"graph_snapshots":[{"event_id":"sha256:c97812ef61aff8b4101faf97193c8e0971fd4399d62d1e32c5158ead83ebac49","target":"graph","created_at":"2026-05-18T01:26:51Z","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 electromagnetic coupling receives significant contributions to its running from non-perturbative QCD effects. We present an update of a lattice QCD study of the Adler function and of its application to the determination of the running of the QED coupling. We perform a high-statistics computation with two flavours of O$(a)$ improved Wilson fermions in a large range of momentum transfer $Q^2$. The running of the electromagnetic coupling, including contributions from $u$, $d$, $s$ and $c$ valence quarks, is compared to phenomenological determinations at intermediate $Q^2$ values. An extension","authors_text":"Anthony Francis, Benjamin J\\\"ager, Gregorio Herdo\\'iza, Hanno Horch, Hartmut Wittig, Harvey B. Meyer, Vera G\\\"ulpers","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2015-11-15T18:34:28Z","title":"Study of the hadronic contributions to the running of the QED coupling and the weak mixing angle"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.04751","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:af2011141cb8dfc55506fa2c5c097c351f901d3f65e45dba0fd7cf3ed074e174","target":"record","created_at":"2026-05-18T01:26:51Z","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":"a5d7a7799be8f4760b7ee0333bca74f4ec9f6863ebc7fdcfc32d840fa92c0267","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2015-11-15T18:34:28Z","title_canon_sha256":"dacd53bb40797bf39b9fcc92cf4749a54cfc68db87d8230cd5fe9de37274b8e5"},"schema_version":"1.0","source":{"id":"1511.04751","kind":"arxiv","version":1}},"canonical_sha256":"5344d24547ad764012abbf9e08edd5999dbc5b74e29f2e902c56e162150ef091","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5344d24547ad764012abbf9e08edd5999dbc5b74e29f2e902c56e162150ef091","first_computed_at":"2026-05-18T01:26:51.791334Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:26:51.791334Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"FwcDUzpEXFMV5DNrqacCGReeHBX1K3B6kO5TIFq+njvOzEGMs0CQkl8LBcuxcJyyflUHvwKd2a0MkOab+RpuDg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:26:51.792126Z","signed_message":"canonical_sha256_bytes"},"source_id":"1511.04751","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:af2011141cb8dfc55506fa2c5c097c351f901d3f65e45dba0fd7cf3ed074e174","sha256:c97812ef61aff8b4101faf97193c8e0971fd4399d62d1e32c5158ead83ebac49"],"state_sha256":"c43da6da235ab41c13c6fe0a92e8fa93ab516e06c73510cf14731d39d1f2a0be"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"25Ns45IXrUCWXY4g9ZeLTEOi2HJkFABOa/902ALFv7hWf6Asw5UZe2obS2il/VqN10vKvmoVnNbE4mAlAX3NBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T06:26:05.790811Z","bundle_sha256":"7f4ba41373af3850aee9de93c4ca68ad2d84c8465590e98cf80591a9bcb48908"}}