{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:VQ4ALKKYFK74MVOE7XKZVCFPQN","short_pith_number":"pith:VQ4ALKKY","canonical_record":{"source":{"id":"1312.0741","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2013-12-03T09:15:28Z","cross_cats_sorted":[],"title_canon_sha256":"ff0e36279c83e28675e8a287ff4ddd412b7fad32128776a66ec401441a323a35","abstract_canon_sha256":"b2f6a0a1efe980f39f70d91dd770d9b8e32a7b3c368e3b5c62c77f6d1286d673"},"schema_version":"1.0"},"canonical_sha256":"ac3805a9582abfc655c4fdd59a88af836cec6106bb291c96091c1b4ec83dc64a","source":{"kind":"arxiv","id":"1312.0741","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1312.0741","created_at":"2026-05-18T02:52:12Z"},{"alias_kind":"arxiv_version","alias_value":"1312.0741v2","created_at":"2026-05-18T02:52:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1312.0741","created_at":"2026-05-18T02:52:12Z"},{"alias_kind":"pith_short_12","alias_value":"VQ4ALKKYFK74","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_16","alias_value":"VQ4ALKKYFK74MVOE","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_8","alias_value":"VQ4ALKKY","created_at":"2026-05-18T12:28:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:VQ4ALKKYFK74MVOE7XKZVCFPQN","target":"record","payload":{"canonical_record":{"source":{"id":"1312.0741","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2013-12-03T09:15:28Z","cross_cats_sorted":[],"title_canon_sha256":"ff0e36279c83e28675e8a287ff4ddd412b7fad32128776a66ec401441a323a35","abstract_canon_sha256":"b2f6a0a1efe980f39f70d91dd770d9b8e32a7b3c368e3b5c62c77f6d1286d673"},"schema_version":"1.0"},"canonical_sha256":"ac3805a9582abfc655c4fdd59a88af836cec6106bb291c96091c1b4ec83dc64a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:52:12.216628Z","signature_b64":"kCVF+41WFfRZcqq/mi20vbmFQ8ZkJE8BWnNl+evBoEnC3ZS7PWDkChZy/Ab1VTNvYSqe18UAfx1uvf8Cpc8QCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ac3805a9582abfc655c4fdd59a88af836cec6106bb291c96091c1b4ec83dc64a","last_reissued_at":"2026-05-18T02:52:12.215959Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:52:12.215959Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1312.0741","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:52:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iG0AT6tjGRNm6v3l8deOMDU7VKNfvyqsk5AWjZsrSrjFOyU3YtRCqOOSjvaOsC9UY0heg8U7F+YVEosk2WuvCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T16:55:06.875563Z"},"content_sha256":"65c5e461133f7da5fa6abe69b400c23dde7659eb775e0976173bbe479f9a2332","schema_version":"1.0","event_id":"sha256:65c5e461133f7da5fa6abe69b400c23dde7659eb775e0976173bbe479f9a2332"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:VQ4ALKKYFK74MVOE7XKZVCFPQN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Measurement of the direct $CP$-violating charge asymmetry in ${D_s^\\pm \\rightarrow \\phi \\pi^{\\pm}}$ decays","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"D0 Collaboration","submitted_at":"2013-12-03T09:15:28Z","abstract_excerpt":"We present a measurement of the direct $CP$-violating charge asymmetry in $D_s^\\pm \\to \\phi \\pi^{\\pm}$ decays where the $\\phi$ meson decays to $K^+K^-$, using the full Run II data set with an integrated luminosity of 10.4 fb$^{-1}$ of proton-antiproton collisions collected using the D0 detector at the Fermilab Tevatron Collider. The normalised difference $A_{CP}$ in the yield of $D_s^+$ and $D_s^-$ mesons in these decays is measured by fitting the difference between their reconstructed invariant mass distributions. This results in an asymmetry of $A_{CP} =\\left[ -0.38 \\pm 0.27 \\right]%$, which"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1312.0741","kind":"arxiv","version":2},"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":"2026-05-18T02:52:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZhJt69h+SlVXOem1u+a7EJ861CtW35xgZ/TNUrMsOdiDX6YE6jdkbaA6XYqDoLIC4sHK2kPsbG6xBZ3NGrE2Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T16:55:06.876210Z"},"content_sha256":"f1812d8a58167e68d6dbe396af004298ca1fa79bd771dbc5c116359b7648e563","schema_version":"1.0","event_id":"sha256:f1812d8a58167e68d6dbe396af004298ca1fa79bd771dbc5c116359b7648e563"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VQ4ALKKYFK74MVOE7XKZVCFPQN/bundle.json","state_url":"https://pith.science/pith/VQ4ALKKYFK74MVOE7XKZVCFPQN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VQ4ALKKYFK74MVOE7XKZVCFPQN/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":"2026-06-06T16:55:06Z","links":{"resolver":"https://pith.science/pith/VQ4ALKKYFK74MVOE7XKZVCFPQN","bundle":"https://pith.science/pith/VQ4ALKKYFK74MVOE7XKZVCFPQN/bundle.json","state":"https://pith.science/pith/VQ4ALKKYFK74MVOE7XKZVCFPQN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VQ4ALKKYFK74MVOE7XKZVCFPQN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:VQ4ALKKYFK74MVOE7XKZVCFPQN","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":"b2f6a0a1efe980f39f70d91dd770d9b8e32a7b3c368e3b5c62c77f6d1286d673","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2013-12-03T09:15:28Z","title_canon_sha256":"ff0e36279c83e28675e8a287ff4ddd412b7fad32128776a66ec401441a323a35"},"schema_version":"1.0","source":{"id":"1312.0741","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1312.0741","created_at":"2026-05-18T02:52:12Z"},{"alias_kind":"arxiv_version","alias_value":"1312.0741v2","created_at":"2026-05-18T02:52:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1312.0741","created_at":"2026-05-18T02:52:12Z"},{"alias_kind":"pith_short_12","alias_value":"VQ4ALKKYFK74","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_16","alias_value":"VQ4ALKKYFK74MVOE","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_8","alias_value":"VQ4ALKKY","created_at":"2026-05-18T12:28:04Z"}],"graph_snapshots":[{"event_id":"sha256:f1812d8a58167e68d6dbe396af004298ca1fa79bd771dbc5c116359b7648e563","target":"graph","created_at":"2026-05-18T02:52:12Z","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 present a measurement of the direct $CP$-violating charge asymmetry in $D_s^\\pm \\to \\phi \\pi^{\\pm}$ decays where the $\\phi$ meson decays to $K^+K^-$, using the full Run II data set with an integrated luminosity of 10.4 fb$^{-1}$ of proton-antiproton collisions collected using the D0 detector at the Fermilab Tevatron Collider. The normalised difference $A_{CP}$ in the yield of $D_s^+$ and $D_s^-$ mesons in these decays is measured by fitting the difference between their reconstructed invariant mass distributions. This results in an asymmetry of $A_{CP} =\\left[ -0.38 \\pm 0.27 \\right]%$, which","authors_text":"D0 Collaboration","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2013-12-03T09:15:28Z","title":"Measurement of the direct $CP$-violating charge asymmetry in ${D_s^\\pm \\rightarrow \\phi \\pi^{\\pm}}$ decays"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1312.0741","kind":"arxiv","version":2},"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":"sha256:65c5e461133f7da5fa6abe69b400c23dde7659eb775e0976173bbe479f9a2332","target":"record","created_at":"2026-05-18T02:52:12Z","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":"b2f6a0a1efe980f39f70d91dd770d9b8e32a7b3c368e3b5c62c77f6d1286d673","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2013-12-03T09:15:28Z","title_canon_sha256":"ff0e36279c83e28675e8a287ff4ddd412b7fad32128776a66ec401441a323a35"},"schema_version":"1.0","source":{"id":"1312.0741","kind":"arxiv","version":2}},"canonical_sha256":"ac3805a9582abfc655c4fdd59a88af836cec6106bb291c96091c1b4ec83dc64a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ac3805a9582abfc655c4fdd59a88af836cec6106bb291c96091c1b4ec83dc64a","first_computed_at":"2026-05-18T02:52:12.215959Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:52:12.215959Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kCVF+41WFfRZcqq/mi20vbmFQ8ZkJE8BWnNl+evBoEnC3ZS7PWDkChZy/Ab1VTNvYSqe18UAfx1uvf8Cpc8QCw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:52:12.216628Z","signed_message":"canonical_sha256_bytes"},"source_id":"1312.0741","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:65c5e461133f7da5fa6abe69b400c23dde7659eb775e0976173bbe479f9a2332","sha256:f1812d8a58167e68d6dbe396af004298ca1fa79bd771dbc5c116359b7648e563"],"state_sha256":"6ef9cc53fdb4c31df6fe9cddfe74ea08c53a8e1d9d60847d027c808789efbc88"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sLDTcaAR8AiDyGDPfTlBEp6YMb0WU2NGaTcp/0m5R38Y0DYMhKk0AZlxriZhO3lUeS3c5l8oeLK2jJtr0X1gDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T16:55:06.879275Z","bundle_sha256":"323971bf3765f31b070f5b3595d64fd1b377be2cfcaaa0912866e227c97a31c8"}}