{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2006:FVKJVU5B6MLMYMNOXEJIGAYORF","short_pith_number":"pith:FVKJVU5B","schema_version":"1.0","canonical_sha256":"2d549ad3a1f316cc31aeb91283030e897615d94fb08becde9a082d02ea86f8c2","source":{"kind":"arxiv","id":"astro-ph/0603374","version":2},"attestation_state":"computed","paper":{"title":"Chandra and Hubble Space Telescope Study of the Globular Cluster NGC 288","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"A.K.H. Kong, B. Margon, C. Bassa, D. Pooley, F. Verbunt, L. Homer, S.F. Anderson, W.H.G. Lewin","submitted_at":"2006-03-14T22:23:38Z","abstract_excerpt":"We report on the Chandra X-ray Observatory observations of the globular cluster NGC 288. We detect four X-ray sources within the core radius and seven additional sources within the half-mass radius down to a limiting luminosity of Lx=7e30 erg/s (assuming cluster membership) in the 0.3-7 keV band. We also observed the cluster with the Hubble Space Telescope Advanced Camera for Surveys and identify optical counterparts to seven X-ray sources out of the nine sources within the HST field-of-view. Based on the X-ray and optical properties, we find 2-5 candidates of cataclysmic variables (CVs) or ch"},"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/0603374","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2006-03-14T22:23:38Z","cross_cats_sorted":[],"title_canon_sha256":"2a6a4d9ecacddbfddfac2ba799f852ddc0d95eb302388bea73db4c6def53bb17","abstract_canon_sha256":"e9dbd72ea22cea842ed727035d3111ad090ab1441ea4663831cd02656a522217"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:29:04.934811Z","signature_b64":"nU7PgYHdVeHzJq/AiWOo2MKtzquDYWubrV9IB5+NQeVMQ3WWnLn/u5PFj96LZo3CvCxab90R4SeAznuVIYKfBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2d549ad3a1f316cc31aeb91283030e897615d94fb08becde9a082d02ea86f8c2","last_reissued_at":"2026-05-18T04:29:04.934207Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:29:04.934207Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Chandra and Hubble Space Telescope Study of the Globular Cluster NGC 288","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"A.K.H. Kong, B. Margon, C. Bassa, D. Pooley, F. Verbunt, L. Homer, S.F. Anderson, W.H.G. Lewin","submitted_at":"2006-03-14T22:23:38Z","abstract_excerpt":"We report on the Chandra X-ray Observatory observations of the globular cluster NGC 288. We detect four X-ray sources within the core radius and seven additional sources within the half-mass radius down to a limiting luminosity of Lx=7e30 erg/s (assuming cluster membership) in the 0.3-7 keV band. We also observed the cluster with the Hubble Space Telescope Advanced Camera for Surveys and identify optical counterparts to seven X-ray sources out of the nine sources within the HST field-of-view. Based on the X-ray and optical properties, we find 2-5 candidates of cataclysmic variables (CVs) or ch"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0603374","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0603374","created_at":"2026-05-18T04:29:04.934277+00:00"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0603374v2","created_at":"2026-05-18T04:29:04.934277+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0603374","created_at":"2026-05-18T04:29:04.934277+00:00"},{"alias_kind":"pith_short_12","alias_value":"FVKJVU5B6MLM","created_at":"2026-05-18T12:25:53.939244+00:00"},{"alias_kind":"pith_short_16","alias_value":"FVKJVU5B6MLMYMNO","created_at":"2026-05-18T12:25:53.939244+00:00"},{"alias_kind":"pith_short_8","alias_value":"FVKJVU5B","created_at":"2026-05-18T12:25:53.939244+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/FVKJVU5B6MLMYMNOXEJIGAYORF","json":"https://pith.science/pith/FVKJVU5B6MLMYMNOXEJIGAYORF.json","graph_json":"https://pith.science/api/pith-number/FVKJVU5B6MLMYMNOXEJIGAYORF/graph.json","events_json":"https://pith.science/api/pith-number/FVKJVU5B6MLMYMNOXEJIGAYORF/events.json","paper":"https://pith.science/paper/FVKJVU5B"},"agent_actions":{"view_html":"https://pith.science/pith/FVKJVU5B6MLMYMNOXEJIGAYORF","download_json":"https://pith.science/pith/FVKJVU5B6MLMYMNOXEJIGAYORF.json","view_paper":"https://pith.science/paper/FVKJVU5B","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=astro-ph/0603374&json=true","fetch_graph":"https://pith.science/api/pith-number/FVKJVU5B6MLMYMNOXEJIGAYORF/graph.json","fetch_events":"https://pith.science/api/pith-number/FVKJVU5B6MLMYMNOXEJIGAYORF/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/FVKJVU5B6MLMYMNOXEJIGAYORF/action/timestamp_anchor","attest_storage":"https://pith.science/pith/FVKJVU5B6MLMYMNOXEJIGAYORF/action/storage_attestation","attest_author":"https://pith.science/pith/FVKJVU5B6MLMYMNOXEJIGAYORF/action/author_attestation","sign_citation":"https://pith.science/pith/FVKJVU5B6MLMYMNOXEJIGAYORF/action/citation_signature","submit_replication":"https://pith.science/pith/FVKJVU5B6MLMYMNOXEJIGAYORF/action/replication_record"}},"created_at":"2026-05-18T04:29:04.934277+00:00","updated_at":"2026-05-18T04:29:04.934277+00:00"}