{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1993:WZCLT62OJ4E54ALO2SMZBIQU7C","short_pith_number":"pith:WZCLT62O","canonical_record":{"source":{"id":"hep-ph/9312302","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1993-12-17T23:06:00Z","cross_cats_sorted":[],"title_canon_sha256":"542e89244036dd05e84c76c1801d95de2ce5c216356ead278e9671d734ab8d63","abstract_canon_sha256":"845c1f4a108c13bc32dcd1278703fca9b19220915755030b0ada43a0cd6ad332"},"schema_version":"1.0"},"canonical_sha256":"b644b9fb4e4f09de016ed49990a214f8ae932b17fab4ec31e37172f124b68c6f","source":{"kind":"arxiv","id":"hep-ph/9312302","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9312302","created_at":"2026-05-18T02:37:19Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9312302v2","created_at":"2026-05-18T02:37:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9312302","created_at":"2026-05-18T02:37:19Z"},{"alias_kind":"pith_short_12","alias_value":"WZCLT62OJ4E5","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_16","alias_value":"WZCLT62OJ4E54ALO","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_8","alias_value":"WZCLT62O","created_at":"2026-05-18T12:25:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1993:WZCLT62OJ4E54ALO2SMZBIQU7C","target":"record","payload":{"canonical_record":{"source":{"id":"hep-ph/9312302","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1993-12-17T23:06:00Z","cross_cats_sorted":[],"title_canon_sha256":"542e89244036dd05e84c76c1801d95de2ce5c216356ead278e9671d734ab8d63","abstract_canon_sha256":"845c1f4a108c13bc32dcd1278703fca9b19220915755030b0ada43a0cd6ad332"},"schema_version":"1.0"},"canonical_sha256":"b644b9fb4e4f09de016ed49990a214f8ae932b17fab4ec31e37172f124b68c6f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:37:19.224768Z","signature_b64":"BTOgg4oj+NwquW4MtjxhpLB6wqyHMYb6wAmkR38tpqN5BjnKKFlhWqEX3XHUVadselrAQWq/0NIK6GKUmbBZAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b644b9fb4e4f09de016ed49990a214f8ae932b17fab4ec31e37172f124b68c6f","last_reissued_at":"2026-05-18T02:37:19.224342Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:37:19.224342Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-ph/9312302","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":"2026-05-18T02:37:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HR25rtXcimAP7PkjOfGz+OXQWCyaCi/CSt7Xz9XL9dNHHBRHRx5vf+EVuffDn7p3sWNYSnhaaHLepwsoXEBYCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T05:20:16.090904Z"},"content_sha256":"a98f748fa43ece50416e8094cb8054bec433384ea662b6b03dba5025753d4f0b","schema_version":"1.0","event_id":"sha256:a98f748fa43ece50416e8094cb8054bec433384ea662b6b03dba5025753d4f0b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1993:WZCLT62OJ4E54ALO2SMZBIQU7C","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"$B_c$ Meson Productions Via Induced Gluon Fragmentation","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"kingman Cheung, Tzu Chiang Yuan","submitted_at":"1993-12-17T23:06:00Z","abstract_excerpt":"Gluons cannot directly fragment into $B_c$ mesons until at order $\\alpha_s^3$. However, the Altarelli-Parisi evolution of the $\\bar b$-quark fragmentation functions $D_{\\bar b \\to B_c}(z)$ and $D_{\\bar b \\to B_c^*}(z)$ from the heavy quark mass scales up to the collider energy scale $Q$ can induce the gluon fragmentation functions $D_{g \\to B_c}(z)$ and $D_{g \\to B_c^*}(z)$, respectively, through the gluon splitting $g\\to \\bar b$ at the order $\\alpha_s^3 \\, {\\rm log} (Q/m_{b,c})$. We will determine these induced gluon fragmentation functions. The $B_c$ meson productions due to the induced gluo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9312302","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":"2026-05-18T02:37:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7pStp2kVU+R33Gy7dz5Sihmt3ptUqY8/NhUz9Sx/fTk2MgwugfCBRJ3gKNNrhPcRGOCz2uExQSNvS7maDsPtCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T05:20:16.091387Z"},"content_sha256":"2f812d0a27d390ee88db0ac7d5edc7a75bcc690056b761a6f7f915a8103e2139","schema_version":"1.0","event_id":"sha256:2f812d0a27d390ee88db0ac7d5edc7a75bcc690056b761a6f7f915a8103e2139"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WZCLT62OJ4E54ALO2SMZBIQU7C/bundle.json","state_url":"https://pith.science/pith/WZCLT62OJ4E54ALO2SMZBIQU7C/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WZCLT62OJ4E54ALO2SMZBIQU7C/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":"2026-08-06T05:20:16Z","links":{"resolver":"https://pith.science/pith/WZCLT62OJ4E54ALO2SMZBIQU7C","bundle":"https://pith.science/pith/WZCLT62OJ4E54ALO2SMZBIQU7C/bundle.json","state":"https://pith.science/pith/WZCLT62OJ4E54ALO2SMZBIQU7C/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WZCLT62OJ4E54ALO2SMZBIQU7C/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1993:WZCLT62OJ4E54ALO2SMZBIQU7C","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":"845c1f4a108c13bc32dcd1278703fca9b19220915755030b0ada43a0cd6ad332","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1993-12-17T23:06:00Z","title_canon_sha256":"542e89244036dd05e84c76c1801d95de2ce5c216356ead278e9671d734ab8d63"},"schema_version":"1.0","source":{"id":"hep-ph/9312302","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9312302","created_at":"2026-05-18T02:37:19Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9312302v2","created_at":"2026-05-18T02:37:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9312302","created_at":"2026-05-18T02:37:19Z"},{"alias_kind":"pith_short_12","alias_value":"WZCLT62OJ4E5","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_16","alias_value":"WZCLT62OJ4E54ALO","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_8","alias_value":"WZCLT62O","created_at":"2026-05-18T12:25:47Z"}],"graph_snapshots":[{"event_id":"sha256:2f812d0a27d390ee88db0ac7d5edc7a75bcc690056b761a6f7f915a8103e2139","target":"graph","created_at":"2026-05-18T02:37:19Z","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":"Gluons cannot directly fragment into $B_c$ mesons until at order $\\alpha_s^3$. However, the Altarelli-Parisi evolution of the $\\bar b$-quark fragmentation functions $D_{\\bar b \\to B_c}(z)$ and $D_{\\bar b \\to B_c^*}(z)$ from the heavy quark mass scales up to the collider energy scale $Q$ can induce the gluon fragmentation functions $D_{g \\to B_c}(z)$ and $D_{g \\to B_c^*}(z)$, respectively, through the gluon splitting $g\\to \\bar b$ at the order $\\alpha_s^3 \\, {\\rm log} (Q/m_{b,c})$. We will determine these induced gluon fragmentation functions. The $B_c$ meson productions due to the induced gluo","authors_text":"kingman Cheung, Tzu Chiang Yuan","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"1993-12-17T23:06:00Z","title":"$B_c$ Meson Productions Via Induced Gluon Fragmentation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9312302","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:a98f748fa43ece50416e8094cb8054bec433384ea662b6b03dba5025753d4f0b","target":"record","created_at":"2026-05-18T02:37:19Z","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":"845c1f4a108c13bc32dcd1278703fca9b19220915755030b0ada43a0cd6ad332","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1993-12-17T23:06:00Z","title_canon_sha256":"542e89244036dd05e84c76c1801d95de2ce5c216356ead278e9671d734ab8d63"},"schema_version":"1.0","source":{"id":"hep-ph/9312302","kind":"arxiv","version":2}},"canonical_sha256":"b644b9fb4e4f09de016ed49990a214f8ae932b17fab4ec31e37172f124b68c6f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b644b9fb4e4f09de016ed49990a214f8ae932b17fab4ec31e37172f124b68c6f","first_computed_at":"2026-05-18T02:37:19.224342Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:37:19.224342Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"BTOgg4oj+NwquW4MtjxhpLB6wqyHMYb6wAmkR38tpqN5BjnKKFlhWqEX3XHUVadselrAQWq/0NIK6GKUmbBZAw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:37:19.224768Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/9312302","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a98f748fa43ece50416e8094cb8054bec433384ea662b6b03dba5025753d4f0b","sha256:2f812d0a27d390ee88db0ac7d5edc7a75bcc690056b761a6f7f915a8103e2139"],"state_sha256":"1a9d2aeb632477c78179ef2794a749e242bc6c4f5da27e564a81e755aafabf47"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"q5xZkf+jnUhD4/UrhFxgQgE76DJtU/svfiG2QTY3O/PhmPhpmgvpexPGY+TzT4dPQ4bsC0q3ze34sKUpSE64BQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T05:20:16.095321Z","bundle_sha256":"c19059081719467b4ee36e0302980c8c499580f41001b3908299a65f14a9f3a3"}}