{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:WLCUQPGRJCUKNVJLKNC7DPUZXN","short_pith_number":"pith:WLCUQPGR","schema_version":"1.0","canonical_sha256":"b2c5483cd148a8a6d52b5345f1be99bb5c2855b06193319dd762f68944b296a4","source":{"kind":"arxiv","id":"1810.06332","version":1},"attestation_state":"computed","paper":{"title":"Testing velocity-dependent CPT-violating gravitational forces with radio pulsars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE","hep-ph"],"primary_cat":"gr-qc","authors_text":"Lijing Shao, Quentin G. Bailey","submitted_at":"2018-10-15T13:09:52Z","abstract_excerpt":"In the spirit of effective field theory, the Standard-Model Extension (SME) provides a comprehensive framework to systematically probe the possibility of Lorentz/CPT violation. In the pure gravity sector, operators with mass dimension larger than 4, while in general being advantageous to short-range experiments, are hard to investigate with systems of astronomical size. However, there is exception if the leading-order effects are CPT-violating and velocity-dependent. Here we study the lowest-order operators in the pure gravity sector that violate the CPT symmetry with carefully chosen relativi"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1810.06332","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2018-10-15T13:09:52Z","cross_cats_sorted":["astro-ph.HE","hep-ph"],"title_canon_sha256":"9f85e3439954e49580f92ece9b4aa046c9045c2d7f6b4b115861b25cefb4ad42","abstract_canon_sha256":"996afafd64b881c402db0d3833262da8b196751db1b87bc700955feed50b74b5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:02:08.873400Z","signature_b64":"Uuusj8z4589E5ivbV+vYLipHOSWMacKTeYV02OjPqxlID8bdL539TzwdIr0DHL9HRrUSaF9A7pjFN3gn4+vTDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b2c5483cd148a8a6d52b5345f1be99bb5c2855b06193319dd762f68944b296a4","last_reissued_at":"2026-05-18T00:02:08.872627Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:02:08.872627Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Testing velocity-dependent CPT-violating gravitational forces with radio pulsars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE","hep-ph"],"primary_cat":"gr-qc","authors_text":"Lijing Shao, Quentin G. Bailey","submitted_at":"2018-10-15T13:09:52Z","abstract_excerpt":"In the spirit of effective field theory, the Standard-Model Extension (SME) provides a comprehensive framework to systematically probe the possibility of Lorentz/CPT violation. In the pure gravity sector, operators with mass dimension larger than 4, while in general being advantageous to short-range experiments, are hard to investigate with systems of astronomical size. However, there is exception if the leading-order effects are CPT-violating and velocity-dependent. Here we study the lowest-order operators in the pure gravity sector that violate the CPT symmetry with carefully chosen relativi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.06332","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1810.06332","created_at":"2026-05-18T00:02:08.872770+00:00"},{"alias_kind":"arxiv_version","alias_value":"1810.06332v1","created_at":"2026-05-18T00:02:08.872770+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.06332","created_at":"2026-05-18T00:02:08.872770+00:00"},{"alias_kind":"pith_short_12","alias_value":"WLCUQPGRJCUK","created_at":"2026-05-18T12:33:01.666342+00:00"},{"alias_kind":"pith_short_16","alias_value":"WLCUQPGRJCUKNVJL","created_at":"2026-05-18T12:33:01.666342+00:00"},{"alias_kind":"pith_short_8","alias_value":"WLCUQPGR","created_at":"2026-05-18T12:33:01.666342+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2501.11956","citing_title":"Modified gravitational wave propagations in linearized gravity with Lorentz and diffeomorphism violations and their gravitational wave constraints","ref_index":29,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/WLCUQPGRJCUKNVJLKNC7DPUZXN","json":"https://pith.science/pith/WLCUQPGRJCUKNVJLKNC7DPUZXN.json","graph_json":"https://pith.science/api/pith-number/WLCUQPGRJCUKNVJLKNC7DPUZXN/graph.json","events_json":"https://pith.science/api/pith-number/WLCUQPGRJCUKNVJLKNC7DPUZXN/events.json","paper":"https://pith.science/paper/WLCUQPGR"},"agent_actions":{"view_html":"https://pith.science/pith/WLCUQPGRJCUKNVJLKNC7DPUZXN","download_json":"https://pith.science/pith/WLCUQPGRJCUKNVJLKNC7DPUZXN.json","view_paper":"https://pith.science/paper/WLCUQPGR","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1810.06332&json=true","fetch_graph":"https://pith.science/api/pith-number/WLCUQPGRJCUKNVJLKNC7DPUZXN/graph.json","fetch_events":"https://pith.science/api/pith-number/WLCUQPGRJCUKNVJLKNC7DPUZXN/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/WLCUQPGRJCUKNVJLKNC7DPUZXN/action/timestamp_anchor","attest_storage":"https://pith.science/pith/WLCUQPGRJCUKNVJLKNC7DPUZXN/action/storage_attestation","attest_author":"https://pith.science/pith/WLCUQPGRJCUKNVJLKNC7DPUZXN/action/author_attestation","sign_citation":"https://pith.science/pith/WLCUQPGRJCUKNVJLKNC7DPUZXN/action/citation_signature","submit_replication":"https://pith.science/pith/WLCUQPGRJCUKNVJLKNC7DPUZXN/action/replication_record"}},"created_at":"2026-05-18T00:02:08.872770+00:00","updated_at":"2026-05-18T00:02:08.872770+00:00"}