{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2002:GUGCMUPYOUC7CDSNGYJJ5XFVUC","short_pith_number":"pith:GUGCMUPY","canonical_record":{"source":{"id":"hep-lat/0209083","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-lat","submitted_at":"2002-09-06T14:55:53Z","cross_cats_sorted":[],"title_canon_sha256":"2b35629df6a3de2662e1edd21b2f87ab4f25bc3af99f3fdcaab103097ebaf596","abstract_canon_sha256":"22daa7628e277bdaced2a893f971caf2b933c2910c799070fab71c7d799d9923"},"schema_version":"1.0"},"canonical_sha256":"350c2651f87505f10e4d36129edcb5a0a66aabc286f273ec5e240a54a3273a94","source":{"kind":"arxiv","id":"hep-lat/0209083","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-lat/0209083","created_at":"2026-05-18T01:06:39Z"},{"alias_kind":"arxiv_version","alias_value":"hep-lat/0209083v1","created_at":"2026-05-18T01:06:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-lat/0209083","created_at":"2026-05-18T01:06:39Z"},{"alias_kind":"pith_short_12","alias_value":"GUGCMUPYOUC7","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"GUGCMUPYOUC7CDSN","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"GUGCMUPY","created_at":"2026-05-18T12:25:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2002:GUGCMUPYOUC7CDSNGYJJ5XFVUC","target":"record","payload":{"canonical_record":{"source":{"id":"hep-lat/0209083","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-lat","submitted_at":"2002-09-06T14:55:53Z","cross_cats_sorted":[],"title_canon_sha256":"2b35629df6a3de2662e1edd21b2f87ab4f25bc3af99f3fdcaab103097ebaf596","abstract_canon_sha256":"22daa7628e277bdaced2a893f971caf2b933c2910c799070fab71c7d799d9923"},"schema_version":"1.0"},"canonical_sha256":"350c2651f87505f10e4d36129edcb5a0a66aabc286f273ec5e240a54a3273a94","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:06:39.172083Z","signature_b64":"QZWZbVGivlAZ13jae76zDZhBZHhZp5vuhn5qxLt4KjWymV9k4Qw6c9vHq7y9aXQjlUFhYxda53YGzVT1dkiJBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"350c2651f87505f10e4d36129edcb5a0a66aabc286f273ec5e240a54a3273a94","last_reissued_at":"2026-05-18T01:06:39.171431Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:06:39.171431Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-lat/0209083","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":"2026-05-18T01:06:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ymBUmzZcEzfyGIzAoEnJCFDOLBnUbyawYWzmWjq//y9V+3NefW5JsPjYbI2hqx/CWMFuPYxk6vvCs+N6ko7qDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T19:35:14.597906Z"},"content_sha256":"54d52bad7173e6f6621fcf2a4034453155af3ff07b6f2a2776d07d9b66ca611c","schema_version":"1.0","event_id":"sha256:54d52bad7173e6f6621fcf2a4034453155af3ff07b6f2a2776d07d9b66ca611c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2002:GUGCMUPYOUC7CDSNGYJJ5XFVUC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Remark on the Theoretical Uncertainty in $B^0$-$\\bar{B}^0$ Mixing","license":"","headline":"","cross_cats":[],"primary_cat":"hep-lat","authors_text":"Andreas S. Kronfeld, Sinead M. Ryan","submitted_at":"2002-09-06T14:55:53Z","abstract_excerpt":"We re-examine the theoretical uncertainty in the Standard Model expression for $B^0$-$\\bar{B}^0$ mixing. We focus on lattice calculations of the ratio $\\xi$, needed to relate the oscillation frequency of $B^0_s$-$\\bar{B}^0_s$ mixing to $V_{td}$. We replace the usual linear chiral extrapolation with one that includes the logarithm that appears in chiral perturbation theory. We find a significant shift in the ratio $\\xi$, from the conventional $1.15\\pm0.05$ to $\\xi=1.32\\pm0.10$."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-lat/0209083","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":"2026-05-18T01:06:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8qH/BTI+jUCgMQ02xBGstXnsCAo4uL4IwjFeeHvc5MIO/oy3laogzgFG0dyiYcT26NdCpdhGyC66FMR+6p6VBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T19:35:14.598575Z"},"content_sha256":"9df77900fd9eb6a5d99752ece05f5d449e208a7ca3d17d8e028ff52b3cca8e3e","schema_version":"1.0","event_id":"sha256:9df77900fd9eb6a5d99752ece05f5d449e208a7ca3d17d8e028ff52b3cca8e3e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GUGCMUPYOUC7CDSNGYJJ5XFVUC/bundle.json","state_url":"https://pith.science/pith/GUGCMUPYOUC7CDSNGYJJ5XFVUC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GUGCMUPYOUC7CDSNGYJJ5XFVUC/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":"2026-05-25T19:35:14Z","links":{"resolver":"https://pith.science/pith/GUGCMUPYOUC7CDSNGYJJ5XFVUC","bundle":"https://pith.science/pith/GUGCMUPYOUC7CDSNGYJJ5XFVUC/bundle.json","state":"https://pith.science/pith/GUGCMUPYOUC7CDSNGYJJ5XFVUC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GUGCMUPYOUC7CDSNGYJJ5XFVUC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2002:GUGCMUPYOUC7CDSNGYJJ5XFVUC","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":"22daa7628e277bdaced2a893f971caf2b933c2910c799070fab71c7d799d9923","cross_cats_sorted":[],"license":"","primary_cat":"hep-lat","submitted_at":"2002-09-06T14:55:53Z","title_canon_sha256":"2b35629df6a3de2662e1edd21b2f87ab4f25bc3af99f3fdcaab103097ebaf596"},"schema_version":"1.0","source":{"id":"hep-lat/0209083","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-lat/0209083","created_at":"2026-05-18T01:06:39Z"},{"alias_kind":"arxiv_version","alias_value":"hep-lat/0209083v1","created_at":"2026-05-18T01:06:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-lat/0209083","created_at":"2026-05-18T01:06:39Z"},{"alias_kind":"pith_short_12","alias_value":"GUGCMUPYOUC7","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"GUGCMUPYOUC7CDSN","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"GUGCMUPY","created_at":"2026-05-18T12:25:50Z"}],"graph_snapshots":[{"event_id":"sha256:9df77900fd9eb6a5d99752ece05f5d449e208a7ca3d17d8e028ff52b3cca8e3e","target":"graph","created_at":"2026-05-18T01:06:39Z","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 re-examine the theoretical uncertainty in the Standard Model expression for $B^0$-$\\bar{B}^0$ mixing. We focus on lattice calculations of the ratio $\\xi$, needed to relate the oscillation frequency of $B^0_s$-$\\bar{B}^0_s$ mixing to $V_{td}$. We replace the usual linear chiral extrapolation with one that includes the logarithm that appears in chiral perturbation theory. We find a significant shift in the ratio $\\xi$, from the conventional $1.15\\pm0.05$ to $\\xi=1.32\\pm0.10$.","authors_text":"Andreas S. Kronfeld, Sinead M. Ryan","cross_cats":[],"headline":"","license":"","primary_cat":"hep-lat","submitted_at":"2002-09-06T14:55:53Z","title":"Remark on the Theoretical Uncertainty in $B^0$-$\\bar{B}^0$ Mixing"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-lat/0209083","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":"sha256:54d52bad7173e6f6621fcf2a4034453155af3ff07b6f2a2776d07d9b66ca611c","target":"record","created_at":"2026-05-18T01:06:39Z","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":"22daa7628e277bdaced2a893f971caf2b933c2910c799070fab71c7d799d9923","cross_cats_sorted":[],"license":"","primary_cat":"hep-lat","submitted_at":"2002-09-06T14:55:53Z","title_canon_sha256":"2b35629df6a3de2662e1edd21b2f87ab4f25bc3af99f3fdcaab103097ebaf596"},"schema_version":"1.0","source":{"id":"hep-lat/0209083","kind":"arxiv","version":1}},"canonical_sha256":"350c2651f87505f10e4d36129edcb5a0a66aabc286f273ec5e240a54a3273a94","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"350c2651f87505f10e4d36129edcb5a0a66aabc286f273ec5e240a54a3273a94","first_computed_at":"2026-05-18T01:06:39.171431Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:06:39.171431Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"QZWZbVGivlAZ13jae76zDZhBZHhZp5vuhn5qxLt4KjWymV9k4Qw6c9vHq7y9aXQjlUFhYxda53YGzVT1dkiJBA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:06:39.172083Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-lat/0209083","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:54d52bad7173e6f6621fcf2a4034453155af3ff07b6f2a2776d07d9b66ca611c","sha256:9df77900fd9eb6a5d99752ece05f5d449e208a7ca3d17d8e028ff52b3cca8e3e"],"state_sha256":"b1c2f7c6e50ef7d3374df87897338f555e50a9aa6cef5f5af5ba215eec9e0b7a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RuE5yGDMwcZHiq/KTG1JrFOVOhrOuXjR9yHr9GSBUtF7vIHNe1ESRCj0TTg7hubwKmdGVWGzQLHNzfxmas3HAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T19:35:14.602769Z","bundle_sha256":"eceae0ac2cac3a778726749d49aa062f0801fd5a72e7aefed0e5ca2751139ef3"}}