{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:VTG3XPP22O4RGHBR7M64XFRCF4","short_pith_number":"pith:VTG3XPP2","canonical_record":{"source":{"id":"2104.09883","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-lat","submitted_at":"2021-04-20T10:34:59Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"e86d5c999568c0a078083d92e20e843ee0dfe3b47e6c7d9042948aa72edea26e","abstract_canon_sha256":"edfbb09684519fd27912aceaec823c50d87c491e6be2499c3aa9854906844613"},"schema_version":"1.0"},"canonical_sha256":"accdbbbdfad3b9131c31fb3dcb96222f222867230b6100f9cfd0772987643ed0","source":{"kind":"arxiv","id":"2104.09883","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2104.09883","created_at":"2026-07-05T03:10:30Z"},{"alias_kind":"arxiv_version","alias_value":"2104.09883v2","created_at":"2026-07-05T03:10:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2104.09883","created_at":"2026-07-05T03:10:30Z"},{"alias_kind":"pith_short_12","alias_value":"VTG3XPP22O4R","created_at":"2026-07-05T03:10:30Z"},{"alias_kind":"pith_short_16","alias_value":"VTG3XPP22O4RGHBR","created_at":"2026-07-05T03:10:30Z"},{"alias_kind":"pith_short_8","alias_value":"VTG3XPP2","created_at":"2026-07-05T03:10:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:VTG3XPP22O4RGHBR7M64XFRCF4","target":"record","payload":{"canonical_record":{"source":{"id":"2104.09883","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-lat","submitted_at":"2021-04-20T10:34:59Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"e86d5c999568c0a078083d92e20e843ee0dfe3b47e6c7d9042948aa72edea26e","abstract_canon_sha256":"edfbb09684519fd27912aceaec823c50d87c491e6be2499c3aa9854906844613"},"schema_version":"1.0"},"canonical_sha256":"accdbbbdfad3b9131c31fb3dcb96222f222867230b6100f9cfd0772987643ed0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:10:30.602251Z","signature_b64":"hdEcmmXe2IFPVZ+y1pC2VoZU0VRzfur6Nne1sZgvPL8igyfuCsIb0hsZz8vEzxbKfLpt80FhUhk/HgbB7Bk8Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"accdbbbdfad3b9131c31fb3dcb96222f222867230b6100f9cfd0772987643ed0","last_reissued_at":"2026-07-05T03:10:30.601817Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:10:30.601817Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2104.09883","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":"2026-07-05T03:10:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aHdUpP2OvBlRCMZPOm6VZm40Crmyuj6jc4kaO0icxSdtuVJZ16re4bzRDMCVaSnNwElD+2Zy/98+lO5p2J9hBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T12:46:15.714279Z"},"content_sha256":"7a4ba6b54fef94596cbd43edc07c2cb88fea1201931cb468685534b8379059a4","schema_version":"1.0","event_id":"sha256:7a4ba6b54fef94596cbd43edc07c2cb88fea1201931cb468685534b8379059a4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:VTG3XPP22O4RGHBR7M64XFRCF4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Improved $V_{cs}$ determination using precise lattice QCD form factors for $D \\rightarrow K \\ell \\nu$","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"hep-lat","authors_text":"Bipasha Chakraborty, C. Bouchard, C. T. H. Davies, G. P. Lepage, J. Koponen, W. G. Parrott","submitted_at":"2021-04-20T10:34:59Z","abstract_excerpt":"We provide a 0.8\\%-accurate determination of $V_{cs}$ from combining experimental results for the differential rate of $D \\rightarrow K$ semileptonic decays with precise form factors that we determine from lattice QCD. This is the first time that $V_{cs}$ has been determined with an accuracy that allows its difference from 1 to be seen. Our lattice QCD calculation uses the Highly Improved Staggered Quark (HISQ) action for all valence quarks on gluon field configurations generated by the MILC collaboration that include the effect of $u$, $d$, $s$ and $c$ HISQ quarks in the sea. We use eight glu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2104.09883","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2104.09883/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":"2026-07-05T03:10:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BYcKDK6uywbgA6TqrKcZ4J1R7dLuQHIcQzNA10CgqQKhZNtzPn/b7fM7AqRCeSmdRUZ8MBVbjwL3aSQWqW2qBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T12:46:15.714910Z"},"content_sha256":"2c7bfecb5822d9808933ae8e999f5d9c026356360356b2647f1791f5094fdef2","schema_version":"1.0","event_id":"sha256:2c7bfecb5822d9808933ae8e999f5d9c026356360356b2647f1791f5094fdef2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VTG3XPP22O4RGHBR7M64XFRCF4/bundle.json","state_url":"https://pith.science/pith/VTG3XPP22O4RGHBR7M64XFRCF4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VTG3XPP22O4RGHBR7M64XFRCF4/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":"2026-08-06T12:46:15Z","links":{"resolver":"https://pith.science/pith/VTG3XPP22O4RGHBR7M64XFRCF4","bundle":"https://pith.science/pith/VTG3XPP22O4RGHBR7M64XFRCF4/bundle.json","state":"https://pith.science/pith/VTG3XPP22O4RGHBR7M64XFRCF4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VTG3XPP22O4RGHBR7M64XFRCF4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:VTG3XPP22O4RGHBR7M64XFRCF4","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":"edfbb09684519fd27912aceaec823c50d87c491e6be2499c3aa9854906844613","cross_cats_sorted":["hep-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-lat","submitted_at":"2021-04-20T10:34:59Z","title_canon_sha256":"e86d5c999568c0a078083d92e20e843ee0dfe3b47e6c7d9042948aa72edea26e"},"schema_version":"1.0","source":{"id":"2104.09883","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2104.09883","created_at":"2026-07-05T03:10:30Z"},{"alias_kind":"arxiv_version","alias_value":"2104.09883v2","created_at":"2026-07-05T03:10:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2104.09883","created_at":"2026-07-05T03:10:30Z"},{"alias_kind":"pith_short_12","alias_value":"VTG3XPP22O4R","created_at":"2026-07-05T03:10:30Z"},{"alias_kind":"pith_short_16","alias_value":"VTG3XPP22O4RGHBR","created_at":"2026-07-05T03:10:30Z"},{"alias_kind":"pith_short_8","alias_value":"VTG3XPP2","created_at":"2026-07-05T03:10:30Z"}],"graph_snapshots":[{"event_id":"sha256:2c7bfecb5822d9808933ae8e999f5d9c026356360356b2647f1791f5094fdef2","target":"graph","created_at":"2026-07-05T03:10:30Z","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/2104.09883/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We provide a 0.8\\%-accurate determination of $V_{cs}$ from combining experimental results for the differential rate of $D \\rightarrow K$ semileptonic decays with precise form factors that we determine from lattice QCD. This is the first time that $V_{cs}$ has been determined with an accuracy that allows its difference from 1 to be seen. Our lattice QCD calculation uses the Highly Improved Staggered Quark (HISQ) action for all valence quarks on gluon field configurations generated by the MILC collaboration that include the effect of $u$, $d$, $s$ and $c$ HISQ quarks in the sea. We use eight glu","authors_text":"Bipasha Chakraborty, C. Bouchard, C. T. H. Davies, G. P. Lepage, J. Koponen, W. G. Parrott","cross_cats":["hep-ph"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-lat","submitted_at":"2021-04-20T10:34:59Z","title":"Improved $V_{cs}$ determination using precise lattice QCD form factors for $D \\rightarrow K \\ell \\nu$"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2104.09883","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":"sha256:7a4ba6b54fef94596cbd43edc07c2cb88fea1201931cb468685534b8379059a4","target":"record","created_at":"2026-07-05T03:10:30Z","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":"edfbb09684519fd27912aceaec823c50d87c491e6be2499c3aa9854906844613","cross_cats_sorted":["hep-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-lat","submitted_at":"2021-04-20T10:34:59Z","title_canon_sha256":"e86d5c999568c0a078083d92e20e843ee0dfe3b47e6c7d9042948aa72edea26e"},"schema_version":"1.0","source":{"id":"2104.09883","kind":"arxiv","version":2}},"canonical_sha256":"accdbbbdfad3b9131c31fb3dcb96222f222867230b6100f9cfd0772987643ed0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"accdbbbdfad3b9131c31fb3dcb96222f222867230b6100f9cfd0772987643ed0","first_computed_at":"2026-07-05T03:10:30.601817Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:10:30.601817Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hdEcmmXe2IFPVZ+y1pC2VoZU0VRzfur6Nne1sZgvPL8igyfuCsIb0hsZz8vEzxbKfLpt80FhUhk/HgbB7Bk8Dw==","signature_status":"signed_v1","signed_at":"2026-07-05T03:10:30.602251Z","signed_message":"canonical_sha256_bytes"},"source_id":"2104.09883","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7a4ba6b54fef94596cbd43edc07c2cb88fea1201931cb468685534b8379059a4","sha256:2c7bfecb5822d9808933ae8e999f5d9c026356360356b2647f1791f5094fdef2"],"state_sha256":"d5adb93ca9a7555030096517e0e7d01f88a754e70fe00120fdf0797ba4ac8fcc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"m3jJQG7rUKDaTw4rQetsouicP3r82gsPIXKPhCplIt3QgogPENQ1FutFb7VbSbhUIRoFHXwzBKk99rdrIZ/KAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T12:46:15.719625Z","bundle_sha256":"ab45692c5244a89022fcb8927620b3cf60f0c0359e9c636db3560d0559fcd551"}}