{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2008:KHAJFV5ZSVYTQAX3RI4JOYNCBM","short_pith_number":"pith:KHAJFV5Z","schema_version":"1.0","canonical_sha256":"51c092d7b995713802fb8a389761a20b3a797df6e624b684afcb7b005ac71039","source":{"kind":"arxiv","id":"0811.1494","version":1},"attestation_state":"computed","paper":{"title":"A variable near-infrared counterpart to the neutron-star low-mass X-ray binary 4U 1705-440","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"Andrew J. Young, David L. Kaplan, Jeroen Homan, Maureen van den Berg","submitted_at":"2008-11-10T15:28:22Z","abstract_excerpt":"We report the discovery of a near-infrared (nIR) counterpart to the persistent neutron-star low-mass X-ray binary 4U 1705-440, at a location consistent with its recently determined Chandra X-ray position. The nIR source is highly variable, with K_s-band magnitudes varying between 15.2 and 17.3 and additional J- and H-band observations revealing color variations. A comparison with contemporaneous X-ray monitoring observations shows that the nIR brightness correlates well with X-ray flux and X-ray spectral state. We also find possible indications for a change in the slope of the nIR/X-ray flux r"},"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":"0811.1494","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-11-10T15:28:22Z","cross_cats_sorted":[],"title_canon_sha256":"101a57b6903a90bd60664eb2b388cd309995ca0e119dbedb2d3430fabcfc6a35","abstract_canon_sha256":"52aa8783ba8167af64356846b286a5546ae0e3320cc98e42cda1ffaf2d996786"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:35:13.961023Z","signature_b64":"eBHecfT0wG4YuDzKdjLmuv5dMU6/rlblZgcT1Ii/hpdCSLT5adEwAJgUayGbiCPgrwKMghylkTDWEY7KYEgvAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"51c092d7b995713802fb8a389761a20b3a797df6e624b684afcb7b005ac71039","last_reissued_at":"2026-05-18T02:35:13.960653Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:35:13.960653Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A variable near-infrared counterpart to the neutron-star low-mass X-ray binary 4U 1705-440","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"Andrew J. Young, David L. Kaplan, Jeroen Homan, Maureen van den Berg","submitted_at":"2008-11-10T15:28:22Z","abstract_excerpt":"We report the discovery of a near-infrared (nIR) counterpart to the persistent neutron-star low-mass X-ray binary 4U 1705-440, at a location consistent with its recently determined Chandra X-ray position. The nIR source is highly variable, with K_s-band magnitudes varying between 15.2 and 17.3 and additional J- and H-band observations revealing color variations. A comparison with contemporaneous X-ray monitoring observations shows that the nIR brightness correlates well with X-ray flux and X-ray spectral state. We also find possible indications for a change in the slope of the nIR/X-ray flux r"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0811.1494","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":"0811.1494","created_at":"2026-05-18T02:35:13.960710+00:00"},{"alias_kind":"arxiv_version","alias_value":"0811.1494v1","created_at":"2026-05-18T02:35:13.960710+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0811.1494","created_at":"2026-05-18T02:35:13.960710+00:00"},{"alias_kind":"pith_short_12","alias_value":"KHAJFV5ZSVYT","created_at":"2026-05-18T12:25:57.157939+00:00"},{"alias_kind":"pith_short_16","alias_value":"KHAJFV5ZSVYTQAX3","created_at":"2026-05-18T12:25:57.157939+00:00"},{"alias_kind":"pith_short_8","alias_value":"KHAJFV5Z","created_at":"2026-05-18T12:25:57.157939+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/KHAJFV5ZSVYTQAX3RI4JOYNCBM","json":"https://pith.science/pith/KHAJFV5ZSVYTQAX3RI4JOYNCBM.json","graph_json":"https://pith.science/api/pith-number/KHAJFV5ZSVYTQAX3RI4JOYNCBM/graph.json","events_json":"https://pith.science/api/pith-number/KHAJFV5ZSVYTQAX3RI4JOYNCBM/events.json","paper":"https://pith.science/paper/KHAJFV5Z"},"agent_actions":{"view_html":"https://pith.science/pith/KHAJFV5ZSVYTQAX3RI4JOYNCBM","download_json":"https://pith.science/pith/KHAJFV5ZSVYTQAX3RI4JOYNCBM.json","view_paper":"https://pith.science/paper/KHAJFV5Z","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0811.1494&json=true","fetch_graph":"https://pith.science/api/pith-number/KHAJFV5ZSVYTQAX3RI4JOYNCBM/graph.json","fetch_events":"https://pith.science/api/pith-number/KHAJFV5ZSVYTQAX3RI4JOYNCBM/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/KHAJFV5ZSVYTQAX3RI4JOYNCBM/action/timestamp_anchor","attest_storage":"https://pith.science/pith/KHAJFV5ZSVYTQAX3RI4JOYNCBM/action/storage_attestation","attest_author":"https://pith.science/pith/KHAJFV5ZSVYTQAX3RI4JOYNCBM/action/author_attestation","sign_citation":"https://pith.science/pith/KHAJFV5ZSVYTQAX3RI4JOYNCBM/action/citation_signature","submit_replication":"https://pith.science/pith/KHAJFV5ZSVYTQAX3RI4JOYNCBM/action/replication_record"}},"created_at":"2026-05-18T02:35:13.960710+00:00","updated_at":"2026-05-18T02:35:13.960710+00:00"}