{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:XEGANCZ3OPA6REOOWPPQ4MQNUN","short_pith_number":"pith:XEGANCZ3","canonical_record":{"source":{"id":"1011.3723","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2010-11-16T15:10:49Z","cross_cats_sorted":["hep-ex","hep-lat","nucl-th"],"title_canon_sha256":"448c5161a26fe6ab581b7d3fc113bf7118be4384ad017b3fd5dd6aaccec9054d","abstract_canon_sha256":"eaa16ef59730ce5d2955f678246dc842ade28c813a8de26cc76bda74e8c91bd9"},"schema_version":"1.0"},"canonical_sha256":"b90c068b3b73c1e891ceb3df0e320da356cfe0c953b80672e49a683996006daf","source":{"kind":"arxiv","id":"1011.3723","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1011.3723","created_at":"2026-05-18T04:24:54Z"},{"alias_kind":"arxiv_version","alias_value":"1011.3723v1","created_at":"2026-05-18T04:24:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1011.3723","created_at":"2026-05-18T04:24:54Z"},{"alias_kind":"pith_short_12","alias_value":"XEGANCZ3OPA6","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_16","alias_value":"XEGANCZ3OPA6REOO","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_8","alias_value":"XEGANCZ3","created_at":"2026-05-18T12:26:17Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:XEGANCZ3OPA6REOOWPPQ4MQNUN","target":"record","payload":{"canonical_record":{"source":{"id":"1011.3723","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2010-11-16T15:10:49Z","cross_cats_sorted":["hep-ex","hep-lat","nucl-th"],"title_canon_sha256":"448c5161a26fe6ab581b7d3fc113bf7118be4384ad017b3fd5dd6aaccec9054d","abstract_canon_sha256":"eaa16ef59730ce5d2955f678246dc842ade28c813a8de26cc76bda74e8c91bd9"},"schema_version":"1.0"},"canonical_sha256":"b90c068b3b73c1e891ceb3df0e320da356cfe0c953b80672e49a683996006daf","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:24:54.198416Z","signature_b64":"NxZk7hySclEsxvMzMTBYjFQP7s3k3WoOYjLd+arRBcmJg06HPVbd5lGCmONGN3rNsT1I6zcPtWZK3UnCiB3eAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b90c068b3b73c1e891ceb3df0e320da356cfe0c953b80672e49a683996006daf","last_reissued_at":"2026-05-18T04:24:54.197959Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:24:54.197959Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1011.3723","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":"2026-05-18T04:24:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6CN3Thg1aAiTOnDSfd3jl1g1rSNTRITo+LeX6J5ubUWGMEqQXbssV4x3rC7fV1EqWJvEtIEynQcUXoRYwHnTAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T04:26:12.105137Z"},"content_sha256":"9c5563d9aecc8bb38a6e121c6ebfd291b55979fa0e20745d8238fa690ea47ca8","schema_version":"1.0","event_id":"sha256:9c5563d9aecc8bb38a6e121c6ebfd291b55979fa0e20745d8238fa690ea47ca8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:XEGANCZ3OPA6REOOWPPQ4MQNUN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"OPE, Heavy-Quark Mass, and Heavy-Meson Decay Constants from QCD Sum Rules","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex","hep-lat","nucl-th"],"primary_cat":"hep-ph","authors_text":"Dmitri Melikhov, Silvano Simula, Wolfgang Lucha","submitted_at":"2010-11-16T15:10:49Z","abstract_excerpt":"We present a sum-rule extraction of the decay constants of heavy-light mesons from the two-point correlator of pseudoscalar currents. To this end, we compare the perturbative expansions for the correlator and the decay constant performed in terms of either the pole mass or the running MS-bar mass of the heavy quark. The perturbative expansion expressed in terms of the pole mass exhibits no sign of convergence whereas reorganizing this very expansion in terms of the MS-bar mass yields a rather clear hierarchy of the perturbative contributions. Accordingly, the decay constants extracted from the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1011.3723","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":"2026-05-18T04:24:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rn6flSz5w5UPQ6hJ8ok1/2fNvF8y1445uq+JvyZlmCwwhR8B8mIXT+83JDypWI8WWssitzXSDzEWP1OCgrUgDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T04:26:12.105765Z"},"content_sha256":"433d907a6f73724cb27ec33171a29cef0e35e85126e96cff8401a76a58316f2f","schema_version":"1.0","event_id":"sha256:433d907a6f73724cb27ec33171a29cef0e35e85126e96cff8401a76a58316f2f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XEGANCZ3OPA6REOOWPPQ4MQNUN/bundle.json","state_url":"https://pith.science/pith/XEGANCZ3OPA6REOOWPPQ4MQNUN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XEGANCZ3OPA6REOOWPPQ4MQNUN/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":"2026-05-31T04:26:12Z","links":{"resolver":"https://pith.science/pith/XEGANCZ3OPA6REOOWPPQ4MQNUN","bundle":"https://pith.science/pith/XEGANCZ3OPA6REOOWPPQ4MQNUN/bundle.json","state":"https://pith.science/pith/XEGANCZ3OPA6REOOWPPQ4MQNUN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XEGANCZ3OPA6REOOWPPQ4MQNUN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:XEGANCZ3OPA6REOOWPPQ4MQNUN","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":"eaa16ef59730ce5d2955f678246dc842ade28c813a8de26cc76bda74e8c91bd9","cross_cats_sorted":["hep-ex","hep-lat","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2010-11-16T15:10:49Z","title_canon_sha256":"448c5161a26fe6ab581b7d3fc113bf7118be4384ad017b3fd5dd6aaccec9054d"},"schema_version":"1.0","source":{"id":"1011.3723","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1011.3723","created_at":"2026-05-18T04:24:54Z"},{"alias_kind":"arxiv_version","alias_value":"1011.3723v1","created_at":"2026-05-18T04:24:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1011.3723","created_at":"2026-05-18T04:24:54Z"},{"alias_kind":"pith_short_12","alias_value":"XEGANCZ3OPA6","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_16","alias_value":"XEGANCZ3OPA6REOO","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_8","alias_value":"XEGANCZ3","created_at":"2026-05-18T12:26:17Z"}],"graph_snapshots":[{"event_id":"sha256:433d907a6f73724cb27ec33171a29cef0e35e85126e96cff8401a76a58316f2f","target":"graph","created_at":"2026-05-18T04:24:54Z","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 sum-rule extraction of the decay constants of heavy-light mesons from the two-point correlator of pseudoscalar currents. To this end, we compare the perturbative expansions for the correlator and the decay constant performed in terms of either the pole mass or the running MS-bar mass of the heavy quark. The perturbative expansion expressed in terms of the pole mass exhibits no sign of convergence whereas reorganizing this very expansion in terms of the MS-bar mass yields a rather clear hierarchy of the perturbative contributions. Accordingly, the decay constants extracted from the","authors_text":"Dmitri Melikhov, Silvano Simula, Wolfgang Lucha","cross_cats":["hep-ex","hep-lat","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2010-11-16T15:10:49Z","title":"OPE, Heavy-Quark Mass, and Heavy-Meson Decay Constants from QCD Sum Rules"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1011.3723","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":"sha256:9c5563d9aecc8bb38a6e121c6ebfd291b55979fa0e20745d8238fa690ea47ca8","target":"record","created_at":"2026-05-18T04:24:54Z","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":"eaa16ef59730ce5d2955f678246dc842ade28c813a8de26cc76bda74e8c91bd9","cross_cats_sorted":["hep-ex","hep-lat","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2010-11-16T15:10:49Z","title_canon_sha256":"448c5161a26fe6ab581b7d3fc113bf7118be4384ad017b3fd5dd6aaccec9054d"},"schema_version":"1.0","source":{"id":"1011.3723","kind":"arxiv","version":1}},"canonical_sha256":"b90c068b3b73c1e891ceb3df0e320da356cfe0c953b80672e49a683996006daf","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b90c068b3b73c1e891ceb3df0e320da356cfe0c953b80672e49a683996006daf","first_computed_at":"2026-05-18T04:24:54.197959Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:24:54.197959Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NxZk7hySclEsxvMzMTBYjFQP7s3k3WoOYjLd+arRBcmJg06HPVbd5lGCmONGN3rNsT1I6zcPtWZK3UnCiB3eAA==","signature_status":"signed_v1","signed_at":"2026-05-18T04:24:54.198416Z","signed_message":"canonical_sha256_bytes"},"source_id":"1011.3723","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9c5563d9aecc8bb38a6e121c6ebfd291b55979fa0e20745d8238fa690ea47ca8","sha256:433d907a6f73724cb27ec33171a29cef0e35e85126e96cff8401a76a58316f2f"],"state_sha256":"70d6eeb416f59236d773b1ec9127c63378af5c8ee15ed5e1f1fa78a3a5a001aa"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qD21tT6kMTfuFV7+h1vBylDATf8Q30WhoeE0wBLXpvGKCK0Dm5fQdTzVRU/fH9+faEylQpd30lp9l7ixttYAAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T04:26:12.109434Z","bundle_sha256":"e33f4b8ab2246118a52ecd1cfab498b32d9520b64bcd71243d05c1d988774d19"}}