{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:BRATGCTKPCBQNT4EPBTKARFIFC","short_pith_number":"pith:BRATGCTK","canonical_record":{"source":{"id":"0904.2418","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-04-16T01:32:50Z","cross_cats_sorted":[],"title_canon_sha256":"679fd3d7264daa142f9eea6a12333f54e52a9632734c3cccbfb62873500b6dd1","abstract_canon_sha256":"33a558835c653d8e35f1d6b3c9e70d6f4f9469d64f39d06d34ec665b0b6229ce"},"schema_version":"1.0"},"canonical_sha256":"0c41330a6a788306cf847866a044a828a90d35fe7c03e4ed724193447bea18e4","source":{"kind":"arxiv","id":"0904.2418","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0904.2418","created_at":"2026-07-04T15:43:53Z"},{"alias_kind":"arxiv_version","alias_value":"0904.2418v1","created_at":"2026-07-04T15:43:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0904.2418","created_at":"2026-07-04T15:43:53Z"},{"alias_kind":"pith_short_12","alias_value":"BRATGCTKPCBQ","created_at":"2026-07-04T15:43:53Z"},{"alias_kind":"pith_short_16","alias_value":"BRATGCTKPCBQNT4E","created_at":"2026-07-04T15:43:53Z"},{"alias_kind":"pith_short_8","alias_value":"BRATGCTK","created_at":"2026-07-04T15:43:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:BRATGCTKPCBQNT4EPBTKARFIFC","target":"record","payload":{"canonical_record":{"source":{"id":"0904.2418","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-04-16T01:32:50Z","cross_cats_sorted":[],"title_canon_sha256":"679fd3d7264daa142f9eea6a12333f54e52a9632734c3cccbfb62873500b6dd1","abstract_canon_sha256":"33a558835c653d8e35f1d6b3c9e70d6f4f9469d64f39d06d34ec665b0b6229ce"},"schema_version":"1.0"},"canonical_sha256":"0c41330a6a788306cf847866a044a828a90d35fe7c03e4ed724193447bea18e4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:43:53.894580Z","signature_b64":"AvjXQg/tHmmkka0IOkihRmq32yYMF+gGxeDzAI2b8ZQmIJOQxWYJwkVwzCOtPcUtXUKjenalbUmzTKpE3XQdBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0c41330a6a788306cf847866a044a828a90d35fe7c03e4ed724193447bea18e4","last_reissued_at":"2026-07-04T15:43:53.894186Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:43:53.894186Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0904.2418","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":"2026-07-04T15:43:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KuJaOuAHAjmYCu5S9+nHZXAZWyPeKq3wslSd6hOWpY7Dc9moQL5sn7hjJGXhVcr6+FJ5BpoqO4ov5gUwqw/xDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T05:04:28.277238Z"},"content_sha256":"d0c17436f49026ebb1584ce52f3221360a1dfb4124660838a293858ae4982302","schema_version":"1.0","event_id":"sha256:d0c17436f49026ebb1584ce52f3221360a1dfb4124660838a293858ae4982302"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:BRATGCTKPCBQNT4EPBTKARFIFC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Large $N_c$ Expansion and the Parity Violating $\\pi, N, \\Delta$ Couplings","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Shi-Lin Zhu","submitted_at":"2009-04-16T01:32:50Z","abstract_excerpt":"In the limit of large $N_c$ we first consider the $N_c$ ordering of the various parity violating $\\pi, N, \\Delta$ couplings. Then we derive the relations among these couplings and consistency relations from the stability of these couplings under the chiral loop corrections with and without the mass splitting between $N$ and $\\Delta$. Especially we find that $h_\\Delta =-{3\\over \\sqrt{5}}h_\\pi$ in the large $N_c$ limit, which correctly reproduces the relative sign and magnitude of the \"DDH\" values for these PV couplings."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0904.2418","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/0904.2418/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":"2026-07-04T15:43:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EQ8FEuCdKPzbU98kueW9vuThspcro6ml3bQIMaS5AuA5ZtP2NbBW8rJ27lTr9GT8Ax5NGY2rdIVj58yUqVEFBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T05:04:28.277757Z"},"content_sha256":"c999387cc7b462fd1a98ce8537b66648b262ec9fcb34340e8cad21cc541165e5","schema_version":"1.0","event_id":"sha256:c999387cc7b462fd1a98ce8537b66648b262ec9fcb34340e8cad21cc541165e5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BRATGCTKPCBQNT4EPBTKARFIFC/bundle.json","state_url":"https://pith.science/pith/BRATGCTKPCBQNT4EPBTKARFIFC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BRATGCTKPCBQNT4EPBTKARFIFC/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":"2026-08-06T05:04:28Z","links":{"resolver":"https://pith.science/pith/BRATGCTKPCBQNT4EPBTKARFIFC","bundle":"https://pith.science/pith/BRATGCTKPCBQNT4EPBTKARFIFC/bundle.json","state":"https://pith.science/pith/BRATGCTKPCBQNT4EPBTKARFIFC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BRATGCTKPCBQNT4EPBTKARFIFC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:BRATGCTKPCBQNT4EPBTKARFIFC","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":"33a558835c653d8e35f1d6b3c9e70d6f4f9469d64f39d06d34ec665b0b6229ce","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-04-16T01:32:50Z","title_canon_sha256":"679fd3d7264daa142f9eea6a12333f54e52a9632734c3cccbfb62873500b6dd1"},"schema_version":"1.0","source":{"id":"0904.2418","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0904.2418","created_at":"2026-07-04T15:43:53Z"},{"alias_kind":"arxiv_version","alias_value":"0904.2418v1","created_at":"2026-07-04T15:43:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0904.2418","created_at":"2026-07-04T15:43:53Z"},{"alias_kind":"pith_short_12","alias_value":"BRATGCTKPCBQ","created_at":"2026-07-04T15:43:53Z"},{"alias_kind":"pith_short_16","alias_value":"BRATGCTKPCBQNT4E","created_at":"2026-07-04T15:43:53Z"},{"alias_kind":"pith_short_8","alias_value":"BRATGCTK","created_at":"2026-07-04T15:43:53Z"}],"graph_snapshots":[{"event_id":"sha256:c999387cc7b462fd1a98ce8537b66648b262ec9fcb34340e8cad21cc541165e5","target":"graph","created_at":"2026-07-04T15:43:53Z","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/0904.2418/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In the limit of large $N_c$ we first consider the $N_c$ ordering of the various parity violating $\\pi, N, \\Delta$ couplings. Then we derive the relations among these couplings and consistency relations from the stability of these couplings under the chiral loop corrections with and without the mass splitting between $N$ and $\\Delta$. Especially we find that $h_\\Delta =-{3\\over \\sqrt{5}}h_\\pi$ in the large $N_c$ limit, which correctly reproduces the relative sign and magnitude of the \"DDH\" values for these PV couplings.","authors_text":"Shi-Lin Zhu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-04-16T01:32:50Z","title":"Large $N_c$ Expansion and the Parity Violating $\\pi, N, \\Delta$ Couplings"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0904.2418","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:d0c17436f49026ebb1584ce52f3221360a1dfb4124660838a293858ae4982302","target":"record","created_at":"2026-07-04T15:43:53Z","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":"33a558835c653d8e35f1d6b3c9e70d6f4f9469d64f39d06d34ec665b0b6229ce","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-04-16T01:32:50Z","title_canon_sha256":"679fd3d7264daa142f9eea6a12333f54e52a9632734c3cccbfb62873500b6dd1"},"schema_version":"1.0","source":{"id":"0904.2418","kind":"arxiv","version":1}},"canonical_sha256":"0c41330a6a788306cf847866a044a828a90d35fe7c03e4ed724193447bea18e4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0c41330a6a788306cf847866a044a828a90d35fe7c03e4ed724193447bea18e4","first_computed_at":"2026-07-04T15:43:53.894186Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:43:53.894186Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"AvjXQg/tHmmkka0IOkihRmq32yYMF+gGxeDzAI2b8ZQmIJOQxWYJwkVwzCOtPcUtXUKjenalbUmzTKpE3XQdBw==","signature_status":"signed_v1","signed_at":"2026-07-04T15:43:53.894580Z","signed_message":"canonical_sha256_bytes"},"source_id":"0904.2418","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d0c17436f49026ebb1584ce52f3221360a1dfb4124660838a293858ae4982302","sha256:c999387cc7b462fd1a98ce8537b66648b262ec9fcb34340e8cad21cc541165e5"],"state_sha256":"ea2e9c211520ef7f5d3586d3592273e61aee18813e23e03a3829a8bb1557aa2c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kuv+OVPfn5tgTVQu2MbzvFi9swwB3ymnnynGSNDwL8GM6d5v5wW3gNMDz47xitvmpc3b2MfNt9/rm+5vdeVcCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T05:04:28.281546Z","bundle_sha256":"44b95c7df720015ffca3769d08092b5d9cdb49e5542455409eda5ac87a1a362b"}}