{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:UBP2L2DW2EFRDA4LFQZMEEGWJ5","short_pith_number":"pith:UBP2L2DW","canonical_record":{"source":{"id":"1605.08896","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-05-28T14:21:59Z","cross_cats_sorted":[],"title_canon_sha256":"71726a89c391aabb2a5f3a81c94352f5897c65877d28c27b211c564889df4fa1","abstract_canon_sha256":"59e4e9306a6b61c6e6c00d40bee7e6cde07e56af05078d02a62c710f3346eda8"},"schema_version":"1.0"},"canonical_sha256":"a05fa5e876d10b11838b2c32c210d64f7a5f541f296d0af6399b9ea0e11adf88","source":{"kind":"arxiv","id":"1605.08896","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.08896","created_at":"2026-05-18T00:53:34Z"},{"alias_kind":"arxiv_version","alias_value":"1605.08896v2","created_at":"2026-05-18T00:53:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.08896","created_at":"2026-05-18T00:53:34Z"},{"alias_kind":"pith_short_12","alias_value":"UBP2L2DW2EFR","created_at":"2026-05-18T12:30:46Z"},{"alias_kind":"pith_short_16","alias_value":"UBP2L2DW2EFRDA4L","created_at":"2026-05-18T12:30:46Z"},{"alias_kind":"pith_short_8","alias_value":"UBP2L2DW","created_at":"2026-05-18T12:30:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:UBP2L2DW2EFRDA4LFQZMEEGWJ5","target":"record","payload":{"canonical_record":{"source":{"id":"1605.08896","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-05-28T14:21:59Z","cross_cats_sorted":[],"title_canon_sha256":"71726a89c391aabb2a5f3a81c94352f5897c65877d28c27b211c564889df4fa1","abstract_canon_sha256":"59e4e9306a6b61c6e6c00d40bee7e6cde07e56af05078d02a62c710f3346eda8"},"schema_version":"1.0"},"canonical_sha256":"a05fa5e876d10b11838b2c32c210d64f7a5f541f296d0af6399b9ea0e11adf88","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:53:34.111118Z","signature_b64":"6KWyiTatI4fOjaprU8rBYf6Y3JN/F2z7evz28xFP+8CTAEh2brolyJI0VyyO+hnW1yBSn1zHqpZEYBF4gKeMAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a05fa5e876d10b11838b2c32c210d64f7a5f541f296d0af6399b9ea0e11adf88","last_reissued_at":"2026-05-18T00:53:34.110718Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:53:34.110718Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1605.08896","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":"2026-05-18T00:53:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"il6k9pT7L3W70OpYQfhiXeUUn/NRBS7Ak+UhRriUzUc2YVjWYinl3rRwpZ5Cew8aJHGA7QZoUPPpJKAeH8MPCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-22T12:49:37.411065Z"},"content_sha256":"f788ad53e4d6231375ea8fb5d4ca2c6650da94ef68717bbae630fca5aeae766f","schema_version":"1.0","event_id":"sha256:f788ad53e4d6231375ea8fb5d4ca2c6650da94ef68717bbae630fca5aeae766f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:UBP2L2DW2EFRDA4LFQZMEEGWJ5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Isgur-Wise function and a new approach to Potential Model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"D. K. Choudhury, K. K. Pathak, Tapashi Das","submitted_at":"2016-05-28T14:21:59Z","abstract_excerpt":"Considering the Cornell potential $V(r)=-\\frac{4\\alpha_s}{3r}+br+c$, we have revisited the Dalgarno's method of perturbation by incorporating two scales $r^{short}$ and $r^{long}$ as integration limit so that the perturbative procedure can be improved in a potential model. With the improved version of the wave function the ground state masses of the heavy-light mesons $ D, D_s, B, B_s$ and $B_c $ are computed. The slopes and curvatures of the form factors of semi-leptonic decays of heavy-light mesons in both HQET limit and finite mass limit are calculated and compared with the available data."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.08896","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":"2026-05-18T00:53:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ldGJZjMPRinX+bhe1n3jwsm9C34DF2yoJOCi7U5obVEU7tfJMY9vkTCWArk14e+9yI4Ex6GKU2PegHVXsk18AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-22T12:49:37.411681Z"},"content_sha256":"5e709a8ef26d6d90a5a519b1a0384f372449e93fb81b9bd0aa3f6401a056010d","schema_version":"1.0","event_id":"sha256:5e709a8ef26d6d90a5a519b1a0384f372449e93fb81b9bd0aa3f6401a056010d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UBP2L2DW2EFRDA4LFQZMEEGWJ5/bundle.json","state_url":"https://pith.science/pith/UBP2L2DW2EFRDA4LFQZMEEGWJ5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UBP2L2DW2EFRDA4LFQZMEEGWJ5/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":"2026-05-22T12:49:37Z","links":{"resolver":"https://pith.science/pith/UBP2L2DW2EFRDA4LFQZMEEGWJ5","bundle":"https://pith.science/pith/UBP2L2DW2EFRDA4LFQZMEEGWJ5/bundle.json","state":"https://pith.science/pith/UBP2L2DW2EFRDA4LFQZMEEGWJ5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UBP2L2DW2EFRDA4LFQZMEEGWJ5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:UBP2L2DW2EFRDA4LFQZMEEGWJ5","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":"59e4e9306a6b61c6e6c00d40bee7e6cde07e56af05078d02a62c710f3346eda8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-05-28T14:21:59Z","title_canon_sha256":"71726a89c391aabb2a5f3a81c94352f5897c65877d28c27b211c564889df4fa1"},"schema_version":"1.0","source":{"id":"1605.08896","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.08896","created_at":"2026-05-18T00:53:34Z"},{"alias_kind":"arxiv_version","alias_value":"1605.08896v2","created_at":"2026-05-18T00:53:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.08896","created_at":"2026-05-18T00:53:34Z"},{"alias_kind":"pith_short_12","alias_value":"UBP2L2DW2EFR","created_at":"2026-05-18T12:30:46Z"},{"alias_kind":"pith_short_16","alias_value":"UBP2L2DW2EFRDA4L","created_at":"2026-05-18T12:30:46Z"},{"alias_kind":"pith_short_8","alias_value":"UBP2L2DW","created_at":"2026-05-18T12:30:46Z"}],"graph_snapshots":[{"event_id":"sha256:5e709a8ef26d6d90a5a519b1a0384f372449e93fb81b9bd0aa3f6401a056010d","target":"graph","created_at":"2026-05-18T00:53:34Z","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":"Considering the Cornell potential $V(r)=-\\frac{4\\alpha_s}{3r}+br+c$, we have revisited the Dalgarno's method of perturbation by incorporating two scales $r^{short}$ and $r^{long}$ as integration limit so that the perturbative procedure can be improved in a potential model. With the improved version of the wave function the ground state masses of the heavy-light mesons $ D, D_s, B, B_s$ and $B_c $ are computed. The slopes and curvatures of the form factors of semi-leptonic decays of heavy-light mesons in both HQET limit and finite mass limit are calculated and compared with the available data.","authors_text":"D. K. Choudhury, K. K. Pathak, Tapashi Das","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-05-28T14:21:59Z","title":"Isgur-Wise function and a new approach to Potential Model"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.08896","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:f788ad53e4d6231375ea8fb5d4ca2c6650da94ef68717bbae630fca5aeae766f","target":"record","created_at":"2026-05-18T00:53:34Z","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":"59e4e9306a6b61c6e6c00d40bee7e6cde07e56af05078d02a62c710f3346eda8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-05-28T14:21:59Z","title_canon_sha256":"71726a89c391aabb2a5f3a81c94352f5897c65877d28c27b211c564889df4fa1"},"schema_version":"1.0","source":{"id":"1605.08896","kind":"arxiv","version":2}},"canonical_sha256":"a05fa5e876d10b11838b2c32c210d64f7a5f541f296d0af6399b9ea0e11adf88","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a05fa5e876d10b11838b2c32c210d64f7a5f541f296d0af6399b9ea0e11adf88","first_computed_at":"2026-05-18T00:53:34.110718Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:53:34.110718Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"6KWyiTatI4fOjaprU8rBYf6Y3JN/F2z7evz28xFP+8CTAEh2brolyJI0VyyO+hnW1yBSn1zHqpZEYBF4gKeMAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:53:34.111118Z","signed_message":"canonical_sha256_bytes"},"source_id":"1605.08896","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f788ad53e4d6231375ea8fb5d4ca2c6650da94ef68717bbae630fca5aeae766f","sha256:5e709a8ef26d6d90a5a519b1a0384f372449e93fb81b9bd0aa3f6401a056010d"],"state_sha256":"b70a860435a7a9ae4332bcf0d6de0fa84c1b5c8e8060264930d5faebd0dc2ab7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"a7WkfBaRywwp7xPpalW9V4ET4fwXEbNDLtpQcgEECynxJgLR10RydZf2eVyeNJtpdNIm42OrEtXPmb5d6LODDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-22T12:49:37.414909Z","bundle_sha256":"f783d46b11ae444d69ee0233d062b219d8052884bf14c382ef431feb2e22c49a"}}