{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:NXM6HYF4PKQA4W2GUJVRRB4TPQ","short_pith_number":"pith:NXM6HYF4","schema_version":"1.0","canonical_sha256":"6dd9e3e0bc7aa00e5b46a26b1887937c260ad9e21a3d0771dde589c66dbd430b","source":{"kind":"arxiv","id":"1410.0199","version":1},"attestation_state":"computed","paper":{"title":"Isotropic star in low-mass X-ray binaries and X-ray pulsars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Mehedi Kalam, Sajahan Molla, Sk. Monowar Hossein","submitted_at":"2014-10-01T12:27:38Z","abstract_excerpt":"We present a model for compact stars in the low mass X-ray binaries(LMXBs) and X-ray pulsars using a metric given by John J. Matese and Patrick G. Whitman \\citep{Matese and Whitman1980}. Here the field equations are reduced to a system of two algebraic equations considering the isotropic pressure. Compact star candidates 4U 1820-30(radius=10km) in LMXBs, and Her X-1(radius=7.7km), SAX J 1808.4-3658(SS1)(radius=7.07km) and SAX J 1808.4-3658(SS2)(radius=6.35km) in X-ray pulsars satisfy all the energy conditions, TOV-equation and stability condition. From our model, we have derived mass($M$), cen"},"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":"1410.0199","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-10-01T12:27:38Z","cross_cats_sorted":[],"title_canon_sha256":"fc236b3171aa4cfd94e11960c13c139d443812037642200691965e6055523334","abstract_canon_sha256":"b457026b42d94556942c073ce4e49d1cf91e83fcff422c119270d2a9e6bd30a3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:41:17.802693Z","signature_b64":"EkLrvmCgdmNvgG6OHC6r4DXl/z3tzXKdfVrXLAIKVWbdppzyagqJb6L54oi6IYeZtkujI3jsf4RrxPObcHD8Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6dd9e3e0bc7aa00e5b46a26b1887937c260ad9e21a3d0771dde589c66dbd430b","last_reissued_at":"2026-05-18T02:41:17.802229Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:41:17.802229Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Isotropic star in low-mass X-ray binaries and X-ray pulsars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Mehedi Kalam, Sajahan Molla, Sk. Monowar Hossein","submitted_at":"2014-10-01T12:27:38Z","abstract_excerpt":"We present a model for compact stars in the low mass X-ray binaries(LMXBs) and X-ray pulsars using a metric given by John J. Matese and Patrick G. Whitman \\citep{Matese and Whitman1980}. Here the field equations are reduced to a system of two algebraic equations considering the isotropic pressure. Compact star candidates 4U 1820-30(radius=10km) in LMXBs, and Her X-1(radius=7.7km), SAX J 1808.4-3658(SS1)(radius=7.07km) and SAX J 1808.4-3658(SS2)(radius=6.35km) in X-ray pulsars satisfy all the energy conditions, TOV-equation and stability condition. From our model, we have derived mass($M$), cen"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.0199","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":"1410.0199","created_at":"2026-05-18T02:41:17.802298+00:00"},{"alias_kind":"arxiv_version","alias_value":"1410.0199v1","created_at":"2026-05-18T02:41:17.802298+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.0199","created_at":"2026-05-18T02:41:17.802298+00:00"},{"alias_kind":"pith_short_12","alias_value":"NXM6HYF4PKQA","created_at":"2026-05-18T12:28:41.024544+00:00"},{"alias_kind":"pith_short_16","alias_value":"NXM6HYF4PKQA4W2G","created_at":"2026-05-18T12:28:41.024544+00:00"},{"alias_kind":"pith_short_8","alias_value":"NXM6HYF4","created_at":"2026-05-18T12:28:41.024544+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/NXM6HYF4PKQA4W2GUJVRRB4TPQ","json":"https://pith.science/pith/NXM6HYF4PKQA4W2GUJVRRB4TPQ.json","graph_json":"https://pith.science/api/pith-number/NXM6HYF4PKQA4W2GUJVRRB4TPQ/graph.json","events_json":"https://pith.science/api/pith-number/NXM6HYF4PKQA4W2GUJVRRB4TPQ/events.json","paper":"https://pith.science/paper/NXM6HYF4"},"agent_actions":{"view_html":"https://pith.science/pith/NXM6HYF4PKQA4W2GUJVRRB4TPQ","download_json":"https://pith.science/pith/NXM6HYF4PKQA4W2GUJVRRB4TPQ.json","view_paper":"https://pith.science/paper/NXM6HYF4","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1410.0199&json=true","fetch_graph":"https://pith.science/api/pith-number/NXM6HYF4PKQA4W2GUJVRRB4TPQ/graph.json","fetch_events":"https://pith.science/api/pith-number/NXM6HYF4PKQA4W2GUJVRRB4TPQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/NXM6HYF4PKQA4W2GUJVRRB4TPQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/NXM6HYF4PKQA4W2GUJVRRB4TPQ/action/storage_attestation","attest_author":"https://pith.science/pith/NXM6HYF4PKQA4W2GUJVRRB4TPQ/action/author_attestation","sign_citation":"https://pith.science/pith/NXM6HYF4PKQA4W2GUJVRRB4TPQ/action/citation_signature","submit_replication":"https://pith.science/pith/NXM6HYF4PKQA4W2GUJVRRB4TPQ/action/replication_record"}},"created_at":"2026-05-18T02:41:17.802298+00:00","updated_at":"2026-05-18T02:41:17.802298+00:00"}