{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2006:U5YMPBJ72LF2DRDCXOKNDYXKGH","short_pith_number":"pith:U5YMPBJ7","schema_version":"1.0","canonical_sha256":"a770c7853fd2cba1c462bb94d1e2ea31cb44afd87ed9c3ed5d549078ac7545af","source":{"kind":"arxiv","id":"astro-ph/0601606","version":1},"attestation_state":"computed","paper":{"title":"The photometric evolution of dissolving star clusters I: First predictions","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"2), (2) SRON Laboratory for Space Research, (3) Institut fuer Astrophysik, (4) Department of Physics & Astronomy, Henny J.G.L.M. Lamers (1, Peter Anders (3), Richard de Grijs (4) ((1) Astronomical Institute, University Goettingen, University of Sheffield), Utrecht, Utrecht University","submitted_at":"2006-01-26T15:44:20Z","abstract_excerpt":"We calculated the broad-band photometric evolution of unresolved star clusters, including the preferential loss of low-mass stars due to mass segregation. The stellar mass function of a cluster evolves due to three effects: (a) the evolution of massive stars; (b) early tidal effects reduce the mass function independently of the stellar mass; (c) after mass segregation has completed, tidal effects preferentially remove the lowest-mass stars from the cluster. Results: (1) During the first ~40% of the lifetime of a cluster the cluster simply gets fainter due to the loss of stars by tidal effects."},"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":"astro-ph/0601606","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2006-01-26T15:44:20Z","cross_cats_sorted":[],"title_canon_sha256":"4b8ae3d65b3173de349a8f860e98632168c8c58f93dd00529064660c00368797","abstract_canon_sha256":"cd3bd8ee1985908ca665b97b2a2ee3d58dabb56cdfc9235df2832910aca69982"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:03:44.264118Z","signature_b64":"OXXI47ZNKQeMi1CeMVnx8BpmwdRYl9t1smOCxAkJcPu9OzOngquWt9nOM2SdynX1db2/+YVELobWWZ+tPzWNDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a770c7853fd2cba1c462bb94d1e2ea31cb44afd87ed9c3ed5d549078ac7545af","last_reissued_at":"2026-05-18T04:03:44.263602Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:03:44.263602Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The photometric evolution of dissolving star clusters I: First predictions","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"2), (2) SRON Laboratory for Space Research, (3) Institut fuer Astrophysik, (4) Department of Physics & Astronomy, Henny J.G.L.M. Lamers (1, Peter Anders (3), Richard de Grijs (4) ((1) Astronomical Institute, University Goettingen, University of Sheffield), Utrecht, Utrecht University","submitted_at":"2006-01-26T15:44:20Z","abstract_excerpt":"We calculated the broad-band photometric evolution of unresolved star clusters, including the preferential loss of low-mass stars due to mass segregation. The stellar mass function of a cluster evolves due to three effects: (a) the evolution of massive stars; (b) early tidal effects reduce the mass function independently of the stellar mass; (c) after mass segregation has completed, tidal effects preferentially remove the lowest-mass stars from the cluster. Results: (1) During the first ~40% of the lifetime of a cluster the cluster simply gets fainter due to the loss of stars by tidal effects."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0601606","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":"astro-ph/0601606","created_at":"2026-05-18T04:03:44.263676+00:00"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0601606v1","created_at":"2026-05-18T04:03:44.263676+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0601606","created_at":"2026-05-18T04:03:44.263676+00:00"},{"alias_kind":"pith_short_12","alias_value":"U5YMPBJ72LF2","created_at":"2026-05-18T12:25:54.717736+00:00"},{"alias_kind":"pith_short_16","alias_value":"U5YMPBJ72LF2DRDC","created_at":"2026-05-18T12:25:54.717736+00:00"},{"alias_kind":"pith_short_8","alias_value":"U5YMPBJ7","created_at":"2026-05-18T12:25:54.717736+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/U5YMPBJ72LF2DRDCXOKNDYXKGH","json":"https://pith.science/pith/U5YMPBJ72LF2DRDCXOKNDYXKGH.json","graph_json":"https://pith.science/api/pith-number/U5YMPBJ72LF2DRDCXOKNDYXKGH/graph.json","events_json":"https://pith.science/api/pith-number/U5YMPBJ72LF2DRDCXOKNDYXKGH/events.json","paper":"https://pith.science/paper/U5YMPBJ7"},"agent_actions":{"view_html":"https://pith.science/pith/U5YMPBJ72LF2DRDCXOKNDYXKGH","download_json":"https://pith.science/pith/U5YMPBJ72LF2DRDCXOKNDYXKGH.json","view_paper":"https://pith.science/paper/U5YMPBJ7","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=astro-ph/0601606&json=true","fetch_graph":"https://pith.science/api/pith-number/U5YMPBJ72LF2DRDCXOKNDYXKGH/graph.json","fetch_events":"https://pith.science/api/pith-number/U5YMPBJ72LF2DRDCXOKNDYXKGH/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/U5YMPBJ72LF2DRDCXOKNDYXKGH/action/timestamp_anchor","attest_storage":"https://pith.science/pith/U5YMPBJ72LF2DRDCXOKNDYXKGH/action/storage_attestation","attest_author":"https://pith.science/pith/U5YMPBJ72LF2DRDCXOKNDYXKGH/action/author_attestation","sign_citation":"https://pith.science/pith/U5YMPBJ72LF2DRDCXOKNDYXKGH/action/citation_signature","submit_replication":"https://pith.science/pith/U5YMPBJ72LF2DRDCXOKNDYXKGH/action/replication_record"}},"created_at":"2026-05-18T04:03:44.263676+00:00","updated_at":"2026-05-18T04:03:44.263676+00:00"}