{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:A3Z6UNVABFGSVPSZA2ETTHX63K","short_pith_number":"pith:A3Z6UNVA","canonical_record":{"source":{"id":"1607.05987","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-07-20T15:04:40Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"bea4a16ff3deb7d4a1ea5fb906423e56f652e260e439bc38c05973b9b05e1e6d","abstract_canon_sha256":"e76c1d10d9fb9869ce26b49fee7c35a79930206c5af39d5a2297d4abdc2dde6f"},"schema_version":"1.0"},"canonical_sha256":"06f3ea36a0094d2abe590689399efedaaab0938e3baec2b7e48286c384277b93","source":{"kind":"arxiv","id":"1607.05987","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1607.05987","created_at":"2026-05-18T01:10:43Z"},{"alias_kind":"arxiv_version","alias_value":"1607.05987v1","created_at":"2026-05-18T01:10:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1607.05987","created_at":"2026-05-18T01:10:43Z"},{"alias_kind":"pith_short_12","alias_value":"A3Z6UNVABFGS","created_at":"2026-05-18T12:30:04Z"},{"alias_kind":"pith_short_16","alias_value":"A3Z6UNVABFGSVPSZ","created_at":"2026-05-18T12:30:04Z"},{"alias_kind":"pith_short_8","alias_value":"A3Z6UNVA","created_at":"2026-05-18T12:30:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:A3Z6UNVABFGSVPSZA2ETTHX63K","target":"record","payload":{"canonical_record":{"source":{"id":"1607.05987","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-07-20T15:04:40Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"bea4a16ff3deb7d4a1ea5fb906423e56f652e260e439bc38c05973b9b05e1e6d","abstract_canon_sha256":"e76c1d10d9fb9869ce26b49fee7c35a79930206c5af39d5a2297d4abdc2dde6f"},"schema_version":"1.0"},"canonical_sha256":"06f3ea36a0094d2abe590689399efedaaab0938e3baec2b7e48286c384277b93","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:10:43.511661Z","signature_b64":"MMtDGGlHSx61L01f5BxxvchL0uuS97wgCQjZXeZ3/S91+snaVphFCXUv+vRC9BqTziLteSLxLPD+nyuwTc5MAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"06f3ea36a0094d2abe590689399efedaaab0938e3baec2b7e48286c384277b93","last_reissued_at":"2026-05-18T01:10:43.511204Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:10:43.511204Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1607.05987","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":"2026-05-18T01:10:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"57MARVt9xRj27vvwDKs5CTJBj+DsQqGG61D0ujcQ75X6L3r0UNmlxopjDJ5Pnw+okUo8VVw543VJjlb1BeG0Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-20T06:35:43.265679Z"},"content_sha256":"c481ef8459852c892ce5cf89d10ae59ffb7c8b6e32108f6d98d096ac6e51e48a","schema_version":"1.0","event_id":"sha256:c481ef8459852c892ce5cf89d10ae59ffb7c8b6e32108f6d98d096ac6e51e48a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:A3Z6UNVABFGSVPSZA2ETTHX63K","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Testing Lorentz Symmetry using Chiral Perturbation Theory","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"hep-ph","authors_text":"J.P. Noordmans","submitted_at":"2016-07-20T15:04:40Z","abstract_excerpt":"We consider the low-energy effects of a selected set of Lorentz- and CPT-violating quark and gluon operators by deriving the corresponding chiral effective lagrangian. Using this effective lagrangian, low-energy hadronic observables can be calculated. We apply this to magnetometer experiments and derive the best bounds on some of the Lorentz-violating coefficients. We point out that progress can be made by studying the nucleon-nucleon potential, and by considering storage-ring experiments for deuterons and other light nuclei."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1607.05987","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":"2026-05-18T01:10:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cwnQZ8wBdvQsnGGIcmVeyh8YILA42lyad4I94o6iH/qOAkeEBqYAkupsjhQ/AtSrQtmURrQhloMrKz/FJ0JmDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-20T06:35:43.266031Z"},"content_sha256":"1d65bf4a8f86971f61cb442a42b8243899f94fa4b4530e2fb462dfe76c7b3bb9","schema_version":"1.0","event_id":"sha256:1d65bf4a8f86971f61cb442a42b8243899f94fa4b4530e2fb462dfe76c7b3bb9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/A3Z6UNVABFGSVPSZA2ETTHX63K/bundle.json","state_url":"https://pith.science/pith/A3Z6UNVABFGSVPSZA2ETTHX63K/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/A3Z6UNVABFGSVPSZA2ETTHX63K/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":"2026-06-20T06:35:43Z","links":{"resolver":"https://pith.science/pith/A3Z6UNVABFGSVPSZA2ETTHX63K","bundle":"https://pith.science/pith/A3Z6UNVABFGSVPSZA2ETTHX63K/bundle.json","state":"https://pith.science/pith/A3Z6UNVABFGSVPSZA2ETTHX63K/state.json","well_known_bundle":"https://pith.science/.well-known/pith/A3Z6UNVABFGSVPSZA2ETTHX63K/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:A3Z6UNVABFGSVPSZA2ETTHX63K","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":"e76c1d10d9fb9869ce26b49fee7c35a79930206c5af39d5a2297d4abdc2dde6f","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-07-20T15:04:40Z","title_canon_sha256":"bea4a16ff3deb7d4a1ea5fb906423e56f652e260e439bc38c05973b9b05e1e6d"},"schema_version":"1.0","source":{"id":"1607.05987","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1607.05987","created_at":"2026-05-18T01:10:43Z"},{"alias_kind":"arxiv_version","alias_value":"1607.05987v1","created_at":"2026-05-18T01:10:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1607.05987","created_at":"2026-05-18T01:10:43Z"},{"alias_kind":"pith_short_12","alias_value":"A3Z6UNVABFGS","created_at":"2026-05-18T12:30:04Z"},{"alias_kind":"pith_short_16","alias_value":"A3Z6UNVABFGSVPSZ","created_at":"2026-05-18T12:30:04Z"},{"alias_kind":"pith_short_8","alias_value":"A3Z6UNVA","created_at":"2026-05-18T12:30:04Z"}],"graph_snapshots":[{"event_id":"sha256:1d65bf4a8f86971f61cb442a42b8243899f94fa4b4530e2fb462dfe76c7b3bb9","target":"graph","created_at":"2026-05-18T01:10:43Z","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 consider the low-energy effects of a selected set of Lorentz- and CPT-violating quark and gluon operators by deriving the corresponding chiral effective lagrangian. Using this effective lagrangian, low-energy hadronic observables can be calculated. We apply this to magnetometer experiments and derive the best bounds on some of the Lorentz-violating coefficients. We point out that progress can be made by studying the nucleon-nucleon potential, and by considering storage-ring experiments for deuterons and other light nuclei.","authors_text":"J.P. Noordmans","cross_cats":["nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-07-20T15:04:40Z","title":"Testing Lorentz Symmetry using Chiral Perturbation Theory"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1607.05987","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:c481ef8459852c892ce5cf89d10ae59ffb7c8b6e32108f6d98d096ac6e51e48a","target":"record","created_at":"2026-05-18T01:10:43Z","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":"e76c1d10d9fb9869ce26b49fee7c35a79930206c5af39d5a2297d4abdc2dde6f","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-07-20T15:04:40Z","title_canon_sha256":"bea4a16ff3deb7d4a1ea5fb906423e56f652e260e439bc38c05973b9b05e1e6d"},"schema_version":"1.0","source":{"id":"1607.05987","kind":"arxiv","version":1}},"canonical_sha256":"06f3ea36a0094d2abe590689399efedaaab0938e3baec2b7e48286c384277b93","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"06f3ea36a0094d2abe590689399efedaaab0938e3baec2b7e48286c384277b93","first_computed_at":"2026-05-18T01:10:43.511204Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:10:43.511204Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"MMtDGGlHSx61L01f5BxxvchL0uuS97wgCQjZXeZ3/S91+snaVphFCXUv+vRC9BqTziLteSLxLPD+nyuwTc5MAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:10:43.511661Z","signed_message":"canonical_sha256_bytes"},"source_id":"1607.05987","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c481ef8459852c892ce5cf89d10ae59ffb7c8b6e32108f6d98d096ac6e51e48a","sha256:1d65bf4a8f86971f61cb442a42b8243899f94fa4b4530e2fb462dfe76c7b3bb9"],"state_sha256":"1d3ac1a7a0b678728bfa3fb6b58839f6dc2c0a5da6fdeab7e83aa936d1e1f5ec"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sHNFLvzDhXEV3/IEOwcg4QmnVMli2o8aw+UKQkPCe4pg5s7iRFUHrgQC8p17gefHfB24kQhjPVe1d0NnKQ1xDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-20T06:35:43.267982Z","bundle_sha256":"5960e26c1a0aa7f0aaefa16838e44cadae9bcf4fbc4befb0c679e49b29ede727"}}