{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1999:XF46SEJAXCH4ZJBLCJIAS2S63R","short_pith_number":"pith:XF46SEJA","canonical_record":{"source":{"id":"nucl-th/9909055","kind":"arxiv","version":3},"metadata":{"license":"","primary_cat":"nucl-th","submitted_at":"1999-09-20T22:33:49Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"58526558d93f481e1c0062ecf5c985c3862667d022308abd17f624692a81f13a","abstract_canon_sha256":"7decda5e837b81ca843258cdb67a2f53f6067f2070fcd25b0608952bd8195ea1"},"schema_version":"1.0"},"canonical_sha256":"b979e91120b88fcca42b1250096a5edc6187cab004bade9b86ce0c2a4dacab26","source":{"kind":"arxiv","id":"nucl-th/9909055","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"nucl-th/9909055","created_at":"2026-07-04T16:15:27Z"},{"alias_kind":"arxiv_version","alias_value":"nucl-th/9909055v3","created_at":"2026-07-04T16:15:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.nucl-th/9909055","created_at":"2026-07-04T16:15:27Z"},{"alias_kind":"pith_short_12","alias_value":"XF46SEJAXCH4","created_at":"2026-07-04T16:15:27Z"},{"alias_kind":"pith_short_16","alias_value":"XF46SEJAXCH4ZJBL","created_at":"2026-07-04T16:15:27Z"},{"alias_kind":"pith_short_8","alias_value":"XF46SEJA","created_at":"2026-07-04T16:15:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1999:XF46SEJAXCH4ZJBLCJIAS2S63R","target":"record","payload":{"canonical_record":{"source":{"id":"nucl-th/9909055","kind":"arxiv","version":3},"metadata":{"license":"","primary_cat":"nucl-th","submitted_at":"1999-09-20T22:33:49Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"58526558d93f481e1c0062ecf5c985c3862667d022308abd17f624692a81f13a","abstract_canon_sha256":"7decda5e837b81ca843258cdb67a2f53f6067f2070fcd25b0608952bd8195ea1"},"schema_version":"1.0"},"canonical_sha256":"b979e91120b88fcca42b1250096a5edc6187cab004bade9b86ce0c2a4dacab26","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:15:27.680286Z","signature_b64":"rhIuzrx1Cz56GevPp1SY39RTFXPb1r3a/Rp0jcJjvH7Pv6GtFu2knuYJ3t1LuG0rRDGNGrn5RdrXMjsUPQ/QBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b979e91120b88fcca42b1250096a5edc6187cab004bade9b86ce0c2a4dacab26","last_reissued_at":"2026-07-04T16:15:27.679850Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:15:27.679850Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"nucl-th/9909055","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":"2026-07-04T16:15:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZVi6dIpfo3ete3Hf8+3Hte/m0cW7xk1fnYdOZZi6/PXXh9lX8DhGdPS+BDwrBhkr6oe7+Q8mR0RplkKgj2SfDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-09T06:46:59.521736Z"},"content_sha256":"a99de86d4fa4af7865392cd618b07f6eb511b135b26f829a52e5571f3cb02487","schema_version":"1.0","event_id":"sha256:a99de86d4fa4af7865392cd618b07f6eb511b135b26f829a52e5571f3cb02487"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1999:XF46SEJAXCH4ZJBLCJIAS2S63R","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Parity Violation in gamma proton Compton Scattering","license":"","headline":"","cross_cats":["hep-ph"],"primary_cat":"nucl-th","authors_text":"Martin J. Savage, Paulo F. Bedaque","submitted_at":"1999-09-20T22:33:49Z","abstract_excerpt":"A measurement of parity-violating spin-dependent gamma proton Compton scattering will provide a theoretically clean determination of the parity-violating pion-nucleon coupling constant $h_{\\pi NN}^{(1)}$. We calculate the leading parity-violating amplitude arising from one-loop pion graphs in chiral perturbation theory. An asymmetry of ~5 10^{-8} is estimated for Compton scattering of 100 MeV photons."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"nucl-th/9909055","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/nucl-th/9909055/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-04T16:15:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PJ/zVKikCJ0WEfkmxPzHxgfLxepg9mGVeoXGHCiguUHUJ3aa7mWY/L6rhuHAAFRgoeNb41eRAUmPWHnryvUqAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-09T06:46:59.522394Z"},"content_sha256":"e35935e228437f4aa3f5f55c49ce0f9d041808c8ac47c93119f200c21e53b9a0","schema_version":"1.0","event_id":"sha256:e35935e228437f4aa3f5f55c49ce0f9d041808c8ac47c93119f200c21e53b9a0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XF46SEJAXCH4ZJBLCJIAS2S63R/bundle.json","state_url":"https://pith.science/pith/XF46SEJAXCH4ZJBLCJIAS2S63R/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XF46SEJAXCH4ZJBLCJIAS2S63R/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":"2026-07-09T06:46:59Z","links":{"resolver":"https://pith.science/pith/XF46SEJAXCH4ZJBLCJIAS2S63R","bundle":"https://pith.science/pith/XF46SEJAXCH4ZJBLCJIAS2S63R/bundle.json","state":"https://pith.science/pith/XF46SEJAXCH4ZJBLCJIAS2S63R/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XF46SEJAXCH4ZJBLCJIAS2S63R/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1999:XF46SEJAXCH4ZJBLCJIAS2S63R","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":"7decda5e837b81ca843258cdb67a2f53f6067f2070fcd25b0608952bd8195ea1","cross_cats_sorted":["hep-ph"],"license":"","primary_cat":"nucl-th","submitted_at":"1999-09-20T22:33:49Z","title_canon_sha256":"58526558d93f481e1c0062ecf5c985c3862667d022308abd17f624692a81f13a"},"schema_version":"1.0","source":{"id":"nucl-th/9909055","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"nucl-th/9909055","created_at":"2026-07-04T16:15:27Z"},{"alias_kind":"arxiv_version","alias_value":"nucl-th/9909055v3","created_at":"2026-07-04T16:15:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.nucl-th/9909055","created_at":"2026-07-04T16:15:27Z"},{"alias_kind":"pith_short_12","alias_value":"XF46SEJAXCH4","created_at":"2026-07-04T16:15:27Z"},{"alias_kind":"pith_short_16","alias_value":"XF46SEJAXCH4ZJBL","created_at":"2026-07-04T16:15:27Z"},{"alias_kind":"pith_short_8","alias_value":"XF46SEJA","created_at":"2026-07-04T16:15:27Z"}],"graph_snapshots":[{"event_id":"sha256:e35935e228437f4aa3f5f55c49ce0f9d041808c8ac47c93119f200c21e53b9a0","target":"graph","created_at":"2026-07-04T16:15:27Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/nucl-th/9909055/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A measurement of parity-violating spin-dependent gamma proton Compton scattering will provide a theoretically clean determination of the parity-violating pion-nucleon coupling constant $h_{\\pi NN}^{(1)}$. We calculate the leading parity-violating amplitude arising from one-loop pion graphs in chiral perturbation theory. An asymmetry of ~5 10^{-8} is estimated for Compton scattering of 100 MeV photons.","authors_text":"Martin J. Savage, Paulo F. Bedaque","cross_cats":["hep-ph"],"headline":"","license":"","primary_cat":"nucl-th","submitted_at":"1999-09-20T22:33:49Z","title":"Parity Violation in gamma proton Compton Scattering"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"nucl-th/9909055","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:a99de86d4fa4af7865392cd618b07f6eb511b135b26f829a52e5571f3cb02487","target":"record","created_at":"2026-07-04T16:15:27Z","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":"7decda5e837b81ca843258cdb67a2f53f6067f2070fcd25b0608952bd8195ea1","cross_cats_sorted":["hep-ph"],"license":"","primary_cat":"nucl-th","submitted_at":"1999-09-20T22:33:49Z","title_canon_sha256":"58526558d93f481e1c0062ecf5c985c3862667d022308abd17f624692a81f13a"},"schema_version":"1.0","source":{"id":"nucl-th/9909055","kind":"arxiv","version":3}},"canonical_sha256":"b979e91120b88fcca42b1250096a5edc6187cab004bade9b86ce0c2a4dacab26","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b979e91120b88fcca42b1250096a5edc6187cab004bade9b86ce0c2a4dacab26","first_computed_at":"2026-07-04T16:15:27.679850Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:15:27.679850Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rhIuzrx1Cz56GevPp1SY39RTFXPb1r3a/Rp0jcJjvH7Pv6GtFu2knuYJ3t1LuG0rRDGNGrn5RdrXMjsUPQ/QBQ==","signature_status":"signed_v1","signed_at":"2026-07-04T16:15:27.680286Z","signed_message":"canonical_sha256_bytes"},"source_id":"nucl-th/9909055","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a99de86d4fa4af7865392cd618b07f6eb511b135b26f829a52e5571f3cb02487","sha256:e35935e228437f4aa3f5f55c49ce0f9d041808c8ac47c93119f200c21e53b9a0"],"state_sha256":"5b5aa01fd4c14bf58347e56568c9fba242bded160d60c3aa5b0e0b8a2e60ea98"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0T3UkR6flAsnfo5lCzB/dxu19rb8YkouZxf0n+zl8j9kH/AQPCu2chiKp0rfERcq4cTe2dWGbcNztiCI/ezpAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-09T06:46:59.525609Z","bundle_sha256":"4470632bfb9c7066ffb28101a285e743f6b4f65c9137af5c4b58ad8b1b60d281"}}