{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:6YMESNK5BDU3U6IAMPHJT3JB6M","short_pith_number":"pith:6YMESNK5","canonical_record":{"source":{"id":"1812.11131","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2018-12-28T17:50:51Z","cross_cats_sorted":[],"title_canon_sha256":"2619ac71f24fe6816cd09d6f71c56e52bd91fb52fd46bdd4eb6641e2df19886b","abstract_canon_sha256":"a666761d795a470c8caf948a701f992939a5299ccde39bb9a25cc4724ff253c9"},"schema_version":"1.0"},"canonical_sha256":"f61849355d08e9ba790063ce99ed21f31da2a011493b8811f0641e13d3901984","source":{"kind":"arxiv","id":"1812.11131","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1812.11131","created_at":"2026-05-17T23:47:50Z"},{"alias_kind":"arxiv_version","alias_value":"1812.11131v1","created_at":"2026-05-17T23:47:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1812.11131","created_at":"2026-05-17T23:47:50Z"},{"alias_kind":"pith_short_12","alias_value":"6YMESNK5BDU3","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_16","alias_value":"6YMESNK5BDU3U6IA","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_8","alias_value":"6YMESNK5","created_at":"2026-05-18T12:32:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:6YMESNK5BDU3U6IAMPHJT3JB6M","target":"record","payload":{"canonical_record":{"source":{"id":"1812.11131","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2018-12-28T17:50:51Z","cross_cats_sorted":[],"title_canon_sha256":"2619ac71f24fe6816cd09d6f71c56e52bd91fb52fd46bdd4eb6641e2df19886b","abstract_canon_sha256":"a666761d795a470c8caf948a701f992939a5299ccde39bb9a25cc4724ff253c9"},"schema_version":"1.0"},"canonical_sha256":"f61849355d08e9ba790063ce99ed21f31da2a011493b8811f0641e13d3901984","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:47:50.740417Z","signature_b64":"FjNtGz+Y1qjxiwf7e3IwRSXatQeau+f4O2IIB2EcqIeHoLNNhy44/LJc4oPNIiOSbnzLSaD1I9a2qPBe2wRXCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f61849355d08e9ba790063ce99ed21f31da2a011493b8811f0641e13d3901984","last_reissued_at":"2026-05-17T23:47:50.739961Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:47:50.739961Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1812.11131","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":"2026-05-17T23:47:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qBSb7/JrrcBtXhkSyw569Wd/IKtmTyItwvM/TjmqaR8d0rnEzd+b0uy/FKlthZKn6MzlenMgBSeiYh7LuZLQDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T04:06:17.366945Z"},"content_sha256":"0cbdc9a92f20134661c488deb7f8be881181db3097f720dee79c7073bd4ebfaf","schema_version":"1.0","event_id":"sha256:0cbdc9a92f20134661c488deb7f8be881181db3097f720dee79c7073bd4ebfaf"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:6YMESNK5BDU3U6IAMPHJT3JB6M","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quark-photon vertex from lattice QCD in Landau gauge","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-lat","authors_text":"Andr\\'e Sternbeck, Milena Leutnant","submitted_at":"2018-12-28T17:50:51Z","abstract_excerpt":"We study the nonperturbative structure of the quark-photon vertex in Landau gauge. To this end, we utilize lattice QCD data for the vector current for two mass-degenerate quark flavours and extract all longitudinal and transverse form factors of the underlying vertex for two off-shell kinematics. The momentum dependence of the form factors is compared to the solution of the inhomogeneous Bethe-Salpeter equation for the vertex in the rainbow-ladder approximation. Differences but also similarities are seen between our lattice and the truncated continuum results."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1812.11131","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":"2026-05-17T23:47:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HRTEFYIXMwkrt/U1XRv0cgN8z7QTqgTat/HevWa8w7cvtvLTlEjHGKWwuDolBAH8cyLYLHSfNslynkb0phoUAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T04:06:17.367669Z"},"content_sha256":"71b2c88073907e9d28f20c8f7eab6ecea3ea47875be29090c758ea8b9350d80a","schema_version":"1.0","event_id":"sha256:71b2c88073907e9d28f20c8f7eab6ecea3ea47875be29090c758ea8b9350d80a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6YMESNK5BDU3U6IAMPHJT3JB6M/bundle.json","state_url":"https://pith.science/pith/6YMESNK5BDU3U6IAMPHJT3JB6M/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6YMESNK5BDU3U6IAMPHJT3JB6M/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":"2026-06-09T04:06:17Z","links":{"resolver":"https://pith.science/pith/6YMESNK5BDU3U6IAMPHJT3JB6M","bundle":"https://pith.science/pith/6YMESNK5BDU3U6IAMPHJT3JB6M/bundle.json","state":"https://pith.science/pith/6YMESNK5BDU3U6IAMPHJT3JB6M/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6YMESNK5BDU3U6IAMPHJT3JB6M/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:6YMESNK5BDU3U6IAMPHJT3JB6M","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":"a666761d795a470c8caf948a701f992939a5299ccde39bb9a25cc4724ff253c9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2018-12-28T17:50:51Z","title_canon_sha256":"2619ac71f24fe6816cd09d6f71c56e52bd91fb52fd46bdd4eb6641e2df19886b"},"schema_version":"1.0","source":{"id":"1812.11131","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1812.11131","created_at":"2026-05-17T23:47:50Z"},{"alias_kind":"arxiv_version","alias_value":"1812.11131v1","created_at":"2026-05-17T23:47:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1812.11131","created_at":"2026-05-17T23:47:50Z"},{"alias_kind":"pith_short_12","alias_value":"6YMESNK5BDU3","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_16","alias_value":"6YMESNK5BDU3U6IA","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_8","alias_value":"6YMESNK5","created_at":"2026-05-18T12:32:11Z"}],"graph_snapshots":[{"event_id":"sha256:71b2c88073907e9d28f20c8f7eab6ecea3ea47875be29090c758ea8b9350d80a","target":"graph","created_at":"2026-05-17T23:47:50Z","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 study the nonperturbative structure of the quark-photon vertex in Landau gauge. To this end, we utilize lattice QCD data for the vector current for two mass-degenerate quark flavours and extract all longitudinal and transverse form factors of the underlying vertex for two off-shell kinematics. The momentum dependence of the form factors is compared to the solution of the inhomogeneous Bethe-Salpeter equation for the vertex in the rainbow-ladder approximation. Differences but also similarities are seen between our lattice and the truncated continuum results.","authors_text":"Andr\\'e Sternbeck, Milena Leutnant","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2018-12-28T17:50:51Z","title":"Quark-photon vertex from lattice QCD in Landau gauge"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1812.11131","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":"sha256:0cbdc9a92f20134661c488deb7f8be881181db3097f720dee79c7073bd4ebfaf","target":"record","created_at":"2026-05-17T23:47:50Z","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":"a666761d795a470c8caf948a701f992939a5299ccde39bb9a25cc4724ff253c9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2018-12-28T17:50:51Z","title_canon_sha256":"2619ac71f24fe6816cd09d6f71c56e52bd91fb52fd46bdd4eb6641e2df19886b"},"schema_version":"1.0","source":{"id":"1812.11131","kind":"arxiv","version":1}},"canonical_sha256":"f61849355d08e9ba790063ce99ed21f31da2a011493b8811f0641e13d3901984","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f61849355d08e9ba790063ce99ed21f31da2a011493b8811f0641e13d3901984","first_computed_at":"2026-05-17T23:47:50.739961Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:47:50.739961Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"FjNtGz+Y1qjxiwf7e3IwRSXatQeau+f4O2IIB2EcqIeHoLNNhy44/LJc4oPNIiOSbnzLSaD1I9a2qPBe2wRXCA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:47:50.740417Z","signed_message":"canonical_sha256_bytes"},"source_id":"1812.11131","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0cbdc9a92f20134661c488deb7f8be881181db3097f720dee79c7073bd4ebfaf","sha256:71b2c88073907e9d28f20c8f7eab6ecea3ea47875be29090c758ea8b9350d80a"],"state_sha256":"ef30d4b823af086c55442b076890d974e1c8689b42c4e03a601ab62931f19454"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oZH6vzu/rnei5U6iXMyjwd7hKFqeJHYGN1A6VhI7VM+KpO5yihk8JxR81F4Y24Y8TXjjfTrcw3P8ARyqWVmpBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T04:06:17.371720Z","bundle_sha256":"7cd52e7b4c9c48882ccf56d02bdfced3f502d81a065d55ffcbce0f699a5f5d6a"}}