{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:MXOPQKUFRQFPSBOMDDLNV3TK6F","short_pith_number":"pith:MXOPQKUF","schema_version":"1.0","canonical_sha256":"65dcf82a858c0af905cc18d6daee6af17d16773edcb94529d4c7e6936aa0d006","source":{"kind":"arxiv","id":"1204.3557","version":1},"attestation_state":"computed","paper":{"title":"Testing for new physics in singly Cabibbo suppressed D decays","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Alexander L. Kagan, Jure Zupan, Yuval Grossman","submitted_at":"2012-04-16T16:28:06Z","abstract_excerpt":"We devise tests for a new physics origin of the recently measured direct CP violation in singly Cabibbo suppressed D decays. The tests take the form of sum rules for the CP asymmetries in various D decays. They are based on the fact that within the standard model CP violation arises from interference of the dominant tree amplitudes with the Delta I=1/2 penguin amplitudes. The sum rules would be violated if the observed CP violation is due to new physics contributions to the effective weak Hamiltonian that change isospin by Delta I=3/2."},"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":"1204.3557","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2012-04-16T16:28:06Z","cross_cats_sorted":[],"title_canon_sha256":"da6e0d710216f834d55b0c1051ff795073c765b2fa6be13214e84d60ae6a22ff","abstract_canon_sha256":"00f9e2046206e964ef81936f313cf8a344b9f05dfc32e55c694087c43021ed3a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:57:51.936083Z","signature_b64":"6HvRr4GgNePnb4e5wzjUrnzV0b201k+NZllGbZ0w8ZCzIw5SR2V7W+onK5A/YRQ1pBsmtLogdwlw1w7i9QPyBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"65dcf82a858c0af905cc18d6daee6af17d16773edcb94529d4c7e6936aa0d006","last_reissued_at":"2026-05-18T01:57:51.935684Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:57:51.935684Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Testing for new physics in singly Cabibbo suppressed D decays","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Alexander L. Kagan, Jure Zupan, Yuval Grossman","submitted_at":"2012-04-16T16:28:06Z","abstract_excerpt":"We devise tests for a new physics origin of the recently measured direct CP violation in singly Cabibbo suppressed D decays. The tests take the form of sum rules for the CP asymmetries in various D decays. They are based on the fact that within the standard model CP violation arises from interference of the dominant tree amplitudes with the Delta I=1/2 penguin amplitudes. The sum rules would be violated if the observed CP violation is due to new physics contributions to the effective weak Hamiltonian that change isospin by Delta I=3/2."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1204.3557","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":"1204.3557","created_at":"2026-05-18T01:57:51.935740+00:00"},{"alias_kind":"arxiv_version","alias_value":"1204.3557v1","created_at":"2026-05-18T01:57:51.935740+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1204.3557","created_at":"2026-05-18T01:57:51.935740+00:00"},{"alias_kind":"pith_short_12","alias_value":"MXOPQKUFRQFP","created_at":"2026-05-18T12:27:14.488303+00:00"},{"alias_kind":"pith_short_16","alias_value":"MXOPQKUFRQFPSBOM","created_at":"2026-05-18T12:27:14.488303+00:00"},{"alias_kind":"pith_short_8","alias_value":"MXOPQKUF","created_at":"2026-05-18T12:27:14.488303+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":2,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2505.00272","citing_title":"Future Circular Collider Feasibility Study Report: Volume 1, Physics, Experiments, Detectors","ref_index":238,"is_internal_anchor":true},{"citing_arxiv_id":"2605.04137","citing_title":"CP asymmetries in charged meson decay to two pions","ref_index":58,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/MXOPQKUFRQFPSBOMDDLNV3TK6F","json":"https://pith.science/pith/MXOPQKUFRQFPSBOMDDLNV3TK6F.json","graph_json":"https://pith.science/api/pith-number/MXOPQKUFRQFPSBOMDDLNV3TK6F/graph.json","events_json":"https://pith.science/api/pith-number/MXOPQKUFRQFPSBOMDDLNV3TK6F/events.json","paper":"https://pith.science/paper/MXOPQKUF"},"agent_actions":{"view_html":"https://pith.science/pith/MXOPQKUFRQFPSBOMDDLNV3TK6F","download_json":"https://pith.science/pith/MXOPQKUFRQFPSBOMDDLNV3TK6F.json","view_paper":"https://pith.science/paper/MXOPQKUF","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1204.3557&json=true","fetch_graph":"https://pith.science/api/pith-number/MXOPQKUFRQFPSBOMDDLNV3TK6F/graph.json","fetch_events":"https://pith.science/api/pith-number/MXOPQKUFRQFPSBOMDDLNV3TK6F/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/MXOPQKUFRQFPSBOMDDLNV3TK6F/action/timestamp_anchor","attest_storage":"https://pith.science/pith/MXOPQKUFRQFPSBOMDDLNV3TK6F/action/storage_attestation","attest_author":"https://pith.science/pith/MXOPQKUFRQFPSBOMDDLNV3TK6F/action/author_attestation","sign_citation":"https://pith.science/pith/MXOPQKUFRQFPSBOMDDLNV3TK6F/action/citation_signature","submit_replication":"https://pith.science/pith/MXOPQKUFRQFPSBOMDDLNV3TK6F/action/replication_record"}},"created_at":"2026-05-18T01:57:51.935740+00:00","updated_at":"2026-05-18T01:57:51.935740+00:00"}