{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:C3GQXKZWLIM6RTBV7XLLAD72SA","short_pith_number":"pith:C3GQXKZW","schema_version":"1.0","canonical_sha256":"16cd0bab365a19e8cc35fdd6b00ffa90090d43456b0c0f8e649a37c3914af8c7","source":{"kind":"arxiv","id":"1607.08021","version":1},"attestation_state":"computed","paper":{"title":"Study of a new central compact object: The neutron star in the supernova remnant G15.9+0.2","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. Santangelo, D. Klochkov, M. Sasaki, V. Suleimanov","submitted_at":"2016-07-27T10:22:13Z","abstract_excerpt":"We present our study of the central point source CXOU J181852.0-150213 in the young Galactic supernova remnant (SNR) G15.9+0.2 based on the recent ~90 ks Chandra observations. The point source was discovered in 2005 in shorter Chandra observations and was hypothesized to be a neutron star associated with the SNR. Our X-ray spectral analysis strongly supports the hypothesis of a thermally emitting neutron star associated with G15.9+0.2. We conclude that the object belongs to the class of young cooling low-magnetized neutron stars referred to as central compact objects (CCOs). We modeled the spe"},"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":"1607.08021","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-07-27T10:22:13Z","cross_cats_sorted":[],"title_canon_sha256":"46125ff5ec72daf616ce0c9bb2aeb636f74ebec79d56e9dd7c7c119d776865d0","abstract_canon_sha256":"c1a42b91c98a3914b024b0e258147dde6eb4fe34b14d92a5c3f67b2f71bd5b7f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:08:37.948539Z","signature_b64":"y/xzP0Ha3cYJEmpAG0e3QPxLhU+UCAnfDByKBuxwza3OeiS8kFeAFeRBaMGLIc9iv5BjiSZ06aUh/WDGNNucCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"16cd0bab365a19e8cc35fdd6b00ffa90090d43456b0c0f8e649a37c3914af8c7","last_reissued_at":"2026-05-18T01:08:37.948095Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:08:37.948095Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Study of a new central compact object: The neutron star in the supernova remnant G15.9+0.2","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. Santangelo, D. Klochkov, M. Sasaki, V. Suleimanov","submitted_at":"2016-07-27T10:22:13Z","abstract_excerpt":"We present our study of the central point source CXOU J181852.0-150213 in the young Galactic supernova remnant (SNR) G15.9+0.2 based on the recent ~90 ks Chandra observations. The point source was discovered in 2005 in shorter Chandra observations and was hypothesized to be a neutron star associated with the SNR. Our X-ray spectral analysis strongly supports the hypothesis of a thermally emitting neutron star associated with G15.9+0.2. We conclude that the object belongs to the class of young cooling low-magnetized neutron stars referred to as central compact objects (CCOs). We modeled the spe"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1607.08021","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":"1607.08021","created_at":"2026-05-18T01:08:37.948158+00:00"},{"alias_kind":"arxiv_version","alias_value":"1607.08021v1","created_at":"2026-05-18T01:08:37.948158+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1607.08021","created_at":"2026-05-18T01:08:37.948158+00:00"},{"alias_kind":"pith_short_12","alias_value":"C3GQXKZWLIM6","created_at":"2026-05-18T12:30:09.641336+00:00"},{"alias_kind":"pith_short_16","alias_value":"C3GQXKZWLIM6RTBV","created_at":"2026-05-18T12:30:09.641336+00:00"},{"alias_kind":"pith_short_8","alias_value":"C3GQXKZW","created_at":"2026-05-18T12:30:09.641336+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/C3GQXKZWLIM6RTBV7XLLAD72SA","json":"https://pith.science/pith/C3GQXKZWLIM6RTBV7XLLAD72SA.json","graph_json":"https://pith.science/api/pith-number/C3GQXKZWLIM6RTBV7XLLAD72SA/graph.json","events_json":"https://pith.science/api/pith-number/C3GQXKZWLIM6RTBV7XLLAD72SA/events.json","paper":"https://pith.science/paper/C3GQXKZW"},"agent_actions":{"view_html":"https://pith.science/pith/C3GQXKZWLIM6RTBV7XLLAD72SA","download_json":"https://pith.science/pith/C3GQXKZWLIM6RTBV7XLLAD72SA.json","view_paper":"https://pith.science/paper/C3GQXKZW","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1607.08021&json=true","fetch_graph":"https://pith.science/api/pith-number/C3GQXKZWLIM6RTBV7XLLAD72SA/graph.json","fetch_events":"https://pith.science/api/pith-number/C3GQXKZWLIM6RTBV7XLLAD72SA/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/C3GQXKZWLIM6RTBV7XLLAD72SA/action/timestamp_anchor","attest_storage":"https://pith.science/pith/C3GQXKZWLIM6RTBV7XLLAD72SA/action/storage_attestation","attest_author":"https://pith.science/pith/C3GQXKZWLIM6RTBV7XLLAD72SA/action/author_attestation","sign_citation":"https://pith.science/pith/C3GQXKZWLIM6RTBV7XLLAD72SA/action/citation_signature","submit_replication":"https://pith.science/pith/C3GQXKZWLIM6RTBV7XLLAD72SA/action/replication_record"}},"created_at":"2026-05-18T01:08:37.948158+00:00","updated_at":"2026-05-18T01:08:37.948158+00:00"}