{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:ADJUBI67JPDB2MYVTHV2BMB7JE","short_pith_number":"pith:ADJUBI67","canonical_record":{"source":{"id":"1605.08059","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-05-25T20:12:56Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"c6d4418fc58e0779c71caf2221d28d00d5f96c8fe71b60b0dc351c49b6f9e8dd","abstract_canon_sha256":"4187e273e4366e1721e4130899c8d3aa7aa01f76cdea92338b47d41990cc8bd6"},"schema_version":"1.0"},"canonical_sha256":"00d340a3df4bc61d331599eba0b03f491382ef1f87b810d6557b1b37e26a093e","source":{"kind":"arxiv","id":"1605.08059","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.08059","created_at":"2026-05-18T01:04:32Z"},{"alias_kind":"arxiv_version","alias_value":"1605.08059v3","created_at":"2026-05-18T01:04:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.08059","created_at":"2026-05-18T01:04:32Z"},{"alias_kind":"pith_short_12","alias_value":"ADJUBI67JPDB","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_16","alias_value":"ADJUBI67JPDB2MYV","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_8","alias_value":"ADJUBI67","created_at":"2026-05-18T12:30:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:ADJUBI67JPDB2MYVTHV2BMB7JE","target":"record","payload":{"canonical_record":{"source":{"id":"1605.08059","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-05-25T20:12:56Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"c6d4418fc58e0779c71caf2221d28d00d5f96c8fe71b60b0dc351c49b6f9e8dd","abstract_canon_sha256":"4187e273e4366e1721e4130899c8d3aa7aa01f76cdea92338b47d41990cc8bd6"},"schema_version":"1.0"},"canonical_sha256":"00d340a3df4bc61d331599eba0b03f491382ef1f87b810d6557b1b37e26a093e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:04:32.700820Z","signature_b64":"fUP1x2A4YzHLOP9nWMo968D1OhVfr61gy2wgnJkXUqfOuNByfoBIE1525QJ8xMl4OS9koAtAafLEeI8/LEI/CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"00d340a3df4bc61d331599eba0b03f491382ef1f87b810d6557b1b37e26a093e","last_reissued_at":"2026-05-18T01:04:32.700112Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:04:32.700112Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1605.08059","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":"2026-05-18T01:04:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QZuDPFStzHxUXkyqY8nRbm3UnWAK9QAfRip+JKwvkuaSPp3DeaB4r9/olhCvDSpWaefyePTVmMgyYDM6OUrZAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T17:39:04.030701Z"},"content_sha256":"4dbf5215984b042406dd6d0735196132bda74cf9967ae5347d60af247c9de4a2","schema_version":"1.0","event_id":"sha256:4dbf5215984b042406dd6d0735196132bda74cf9967ae5347d60af247c9de4a2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:ADJUBI67JPDB2MYVTHV2BMB7JE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Lorentz violation in simple QED processes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"hep-ph","authors_text":"C. Marques, D. Kroff, G.P. de Brito, J.T. Guaitolini Junior, P.C. Malta","submitted_at":"2016-05-25T20:12:56Z","abstract_excerpt":"We determine the effect of a CPT-even and Lorentz violating non-minimal coupling on the differential cross sections for some of the most important tree-level processes in QED, namely, Compton and Bhabha scatterings, as well as electron-positron annihilation. Experimental limits constraining the allowed deviation of the differential cross sections relative to pure QED allow us to place upper bounds on the Lorentz violating parameters. A constraint based on the decay rate of para-positronium is also obtained."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.08059","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":""},"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":"2026-05-18T01:04:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oYjI/sgO/atx+VQCmQeroScKntoV11o92aSusec6ttudGGjuz5ESl3Mo0AoR+FhOvqa4hKGj33xQpQl+jJOJAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T17:39:04.031239Z"},"content_sha256":"fde1e905f0a4ddc1809b2f8dd11814093c32f1fae96797c26cb7d3725c511cc5","schema_version":"1.0","event_id":"sha256:fde1e905f0a4ddc1809b2f8dd11814093c32f1fae96797c26cb7d3725c511cc5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ADJUBI67JPDB2MYVTHV2BMB7JE/bundle.json","state_url":"https://pith.science/pith/ADJUBI67JPDB2MYVTHV2BMB7JE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ADJUBI67JPDB2MYVTHV2BMB7JE/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":"2026-05-30T17:39:04Z","links":{"resolver":"https://pith.science/pith/ADJUBI67JPDB2MYVTHV2BMB7JE","bundle":"https://pith.science/pith/ADJUBI67JPDB2MYVTHV2BMB7JE/bundle.json","state":"https://pith.science/pith/ADJUBI67JPDB2MYVTHV2BMB7JE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ADJUBI67JPDB2MYVTHV2BMB7JE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:ADJUBI67JPDB2MYVTHV2BMB7JE","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":"4187e273e4366e1721e4130899c8d3aa7aa01f76cdea92338b47d41990cc8bd6","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-05-25T20:12:56Z","title_canon_sha256":"c6d4418fc58e0779c71caf2221d28d00d5f96c8fe71b60b0dc351c49b6f9e8dd"},"schema_version":"1.0","source":{"id":"1605.08059","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.08059","created_at":"2026-05-18T01:04:32Z"},{"alias_kind":"arxiv_version","alias_value":"1605.08059v3","created_at":"2026-05-18T01:04:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.08059","created_at":"2026-05-18T01:04:32Z"},{"alias_kind":"pith_short_12","alias_value":"ADJUBI67JPDB","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_16","alias_value":"ADJUBI67JPDB2MYV","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_8","alias_value":"ADJUBI67","created_at":"2026-05-18T12:30:07Z"}],"graph_snapshots":[{"event_id":"sha256:fde1e905f0a4ddc1809b2f8dd11814093c32f1fae96797c26cb7d3725c511cc5","target":"graph","created_at":"2026-05-18T01:04:32Z","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 determine the effect of a CPT-even and Lorentz violating non-minimal coupling on the differential cross sections for some of the most important tree-level processes in QED, namely, Compton and Bhabha scatterings, as well as electron-positron annihilation. Experimental limits constraining the allowed deviation of the differential cross sections relative to pure QED allow us to place upper bounds on the Lorentz violating parameters. A constraint based on the decay rate of para-positronium is also obtained.","authors_text":"C. Marques, D. Kroff, G.P. de Brito, J.T. Guaitolini Junior, P.C. Malta","cross_cats":["hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-05-25T20:12:56Z","title":"Lorentz violation in simple QED processes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.08059","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":"sha256:4dbf5215984b042406dd6d0735196132bda74cf9967ae5347d60af247c9de4a2","target":"record","created_at":"2026-05-18T01:04:32Z","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":"4187e273e4366e1721e4130899c8d3aa7aa01f76cdea92338b47d41990cc8bd6","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-05-25T20:12:56Z","title_canon_sha256":"c6d4418fc58e0779c71caf2221d28d00d5f96c8fe71b60b0dc351c49b6f9e8dd"},"schema_version":"1.0","source":{"id":"1605.08059","kind":"arxiv","version":3}},"canonical_sha256":"00d340a3df4bc61d331599eba0b03f491382ef1f87b810d6557b1b37e26a093e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"00d340a3df4bc61d331599eba0b03f491382ef1f87b810d6557b1b37e26a093e","first_computed_at":"2026-05-18T01:04:32.700112Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:04:32.700112Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"fUP1x2A4YzHLOP9nWMo968D1OhVfr61gy2wgnJkXUqfOuNByfoBIE1525QJ8xMl4OS9koAtAafLEeI8/LEI/CA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:04:32.700820Z","signed_message":"canonical_sha256_bytes"},"source_id":"1605.08059","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4dbf5215984b042406dd6d0735196132bda74cf9967ae5347d60af247c9de4a2","sha256:fde1e905f0a4ddc1809b2f8dd11814093c32f1fae96797c26cb7d3725c511cc5"],"state_sha256":"93d7b33483d95ec8e52e7286e78aae26e97c38561d16f851de29746c9e9be385"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0/MP5qaq02MD3QnDqyAnE9ktfuBN7Mun6RmraIvfX6So5IUQex+QSZEU4Nd1t4BQebTRD0L9c/sf+/Hep5RBCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T17:39:04.034462Z","bundle_sha256":"dba10789ce12a0cc2ae15ce98b2203bf606adb3ee292580285472cef25efd8a3"}}