{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:HMAYEJM452JG2ETQEXAMCMTL7Z","short_pith_number":"pith:HMAYEJM4","schema_version":"1.0","canonical_sha256":"3b0182259cee926d127025c0c1326bfe4b175dfd3a592ce8ddce846182611ddb","source":{"kind":"arxiv","id":"1012.0419","version":1},"attestation_state":"computed","paper":{"title":"On the magnitude difference between the main sequence turn off and the red giant branch bump in Galactic globular clusters","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Adriano Pietrinferni (INAF-OACTe, Antonio Aparicio (IAC, Antonio Marin-Franch (CEFCA, Italy), Matteo Monelli (IAC, Maurizio Salaris (ARI, Santi Cassisi (INAF-OACTe, Spain), UK), ULL","submitted_at":"2010-12-02T13:56:20Z","abstract_excerpt":"We present new measurements of the magnitude of the main sequence turn off and the red giant branch bump in the luminosity function of a sample of Galactic globular clusters with updated estimates of [Fe/H] and [$\\alpha$/Fe], employing photometric data collected with the Advanced Camera for Survey on board the HST. We compare measured and predicted values of the magnitude difference between these two features, a rarely employed diagnostic of the internal structure of low-mass stars at the beginning of their red giant evolution. Our analysis discloses a clear discrepancy between theory and obse"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1012.0419","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2010-12-02T13:56:20Z","cross_cats_sorted":[],"title_canon_sha256":"6d2cfd222801059a35361a44edeb1a9280a56359f5e317a508b3c5374d522dab","abstract_canon_sha256":"1b9460ece486337e0c7c4bd9e845f001d633c3ef8d763057c2a3d204c26edcd9"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:04:36.059308Z","signature_b64":"5PqHS5OasnnYSnPZei4vtshQUoSB3KrWbRsD33pxkstq3y1ZY662OB1YAtPNCRclDX7fCt7QeKvDB7tVZ7XSDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3b0182259cee926d127025c0c1326bfe4b175dfd3a592ce8ddce846182611ddb","last_reissued_at":"2026-05-18T02:04:36.058570Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:04:36.058570Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"On the magnitude difference between the main sequence turn off and the red giant branch bump in Galactic globular clusters","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Adriano Pietrinferni (INAF-OACTe, Antonio Aparicio (IAC, Antonio Marin-Franch (CEFCA, Italy), Matteo Monelli (IAC, Maurizio Salaris (ARI, Santi Cassisi (INAF-OACTe, Spain), UK), ULL","submitted_at":"2010-12-02T13:56:20Z","abstract_excerpt":"We present new measurements of the magnitude of the main sequence turn off and the red giant branch bump in the luminosity function of a sample of Galactic globular clusters with updated estimates of [Fe/H] and [$\\alpha$/Fe], employing photometric data collected with the Advanced Camera for Survey on board the HST. We compare measured and predicted values of the magnitude difference between these two features, a rarely employed diagnostic of the internal structure of low-mass stars at the beginning of their red giant evolution. Our analysis discloses a clear discrepancy between theory and obse"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1012.0419","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1012.0419","created_at":"2026-05-18T02:04:36.058699+00:00"},{"alias_kind":"arxiv_version","alias_value":"1012.0419v1","created_at":"2026-05-18T02:04:36.058699+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1012.0419","created_at":"2026-05-18T02:04:36.058699+00:00"},{"alias_kind":"pith_short_12","alias_value":"HMAYEJM452JG","created_at":"2026-05-18T12:26:07.630475+00:00"},{"alias_kind":"pith_short_16","alias_value":"HMAYEJM452JG2ETQ","created_at":"2026-05-18T12:26:07.630475+00:00"},{"alias_kind":"pith_short_8","alias_value":"HMAYEJM4","created_at":"2026-05-18T12:26:07.630475+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/HMAYEJM452JG2ETQEXAMCMTL7Z","json":"https://pith.science/pith/HMAYEJM452JG2ETQEXAMCMTL7Z.json","graph_json":"https://pith.science/api/pith-number/HMAYEJM452JG2ETQEXAMCMTL7Z/graph.json","events_json":"https://pith.science/api/pith-number/HMAYEJM452JG2ETQEXAMCMTL7Z/events.json","paper":"https://pith.science/paper/1012.0419"},"agent_actions":{"view_html":"https://pith.science/pith/HMAYEJM452JG2ETQEXAMCMTL7Z","download_json":"https://pith.science/pith/HMAYEJM452JG2ETQEXAMCMTL7Z.json","view_paper":"https://pith.science/paper/1012.0419","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1012.0419&json=true","fetch_graph":"https://pith.science/api/pith-number/HMAYEJM452JG2ETQEXAMCMTL7Z/graph.json","fetch_events":"https://pith.science/api/pith-number/HMAYEJM452JG2ETQEXAMCMTL7Z/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/HMAYEJM452JG2ETQEXAMCMTL7Z/action/timestamp_anchor","attest_storage":"https://pith.science/pith/HMAYEJM452JG2ETQEXAMCMTL7Z/action/storage_attestation","attest_author":"https://pith.science/pith/HMAYEJM452JG2ETQEXAMCMTL7Z/action/author_attestation","sign_citation":"https://pith.science/pith/HMAYEJM452JG2ETQEXAMCMTL7Z/action/citation_signature","submit_replication":"https://pith.science/pith/HMAYEJM452JG2ETQEXAMCMTL7Z/action/replication_record"}},"created_at":"2026-05-18T02:04:36.058699+00:00","updated_at":"2026-05-18T02:04:36.058699+00:00"}