{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:CBBHSIXLEBSIXRXZKTBV3UNPLL","short_pith_number":"pith:CBBHSIXL","schema_version":"1.0","canonical_sha256":"10427922eb20648bc6f954c35dd1af5ad138d122fefe59225e27b39176271dcc","source":{"kind":"arxiv","id":"1809.03775","version":1},"attestation_state":"computed","paper":{"title":"Physical properties and optical-infrared transmission spectrum of the giant planet XO-1b","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.EP","authors_text":"A. M. S. Smith, A. Pinhas, John Southworth, J. Tregloan-Reed, L. Mancini, N. Madhusudhan","submitted_at":"2018-09-11T10:11:28Z","abstract_excerpt":"We present ten high-precision light curves of four transits in the XO-1 planetary system, obtained using $u$, $g$, $r$, redshifted H$\\alpha$, $I$ and $z$ filters. We use these to measure the physical properties, orbital ephemeris, and a transmission spectrum of the planet covering the full optical wavelength range. We augment this with published HST/WFC3 observations to construct a transmission spectrum of the planet covering 0.37 to 1.65 $\\mu$m. Our best-fitting model to this spectrum is for a H$_2$/He-rich atmosphere containing water (3.05$\\sigma$ confidence), nitrogen-bearing molecules NH$_"},"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":"1809.03775","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2018-09-11T10:11:28Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"0eaf24a9d0a930cec641bb5452dcb1ac8529c0abce8f81f8c09f6560f24e2a7f","abstract_canon_sha256":"24f662c4b0d450f8747e013e51dbc16214b70828c4340d2895b532508cf9c76b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:05:27.668519Z","signature_b64":"XpTLUda9DT/PMfCWQamb67VriRoud4KZlLsI1kIF/PdkNRRnn2E/86wKRGBwHD2X0VbvXVWvAwFHftdrMwg9AQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"10427922eb20648bc6f954c35dd1af5ad138d122fefe59225e27b39176271dcc","last_reissued_at":"2026-05-18T00:05:27.667930Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:05:27.667930Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Physical properties and optical-infrared transmission spectrum of the giant planet XO-1b","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.EP","authors_text":"A. M. S. Smith, A. Pinhas, John Southworth, J. Tregloan-Reed, L. Mancini, N. Madhusudhan","submitted_at":"2018-09-11T10:11:28Z","abstract_excerpt":"We present ten high-precision light curves of four transits in the XO-1 planetary system, obtained using $u$, $g$, $r$, redshifted H$\\alpha$, $I$ and $z$ filters. We use these to measure the physical properties, orbital ephemeris, and a transmission spectrum of the planet covering the full optical wavelength range. We augment this with published HST/WFC3 observations to construct a transmission spectrum of the planet covering 0.37 to 1.65 $\\mu$m. Our best-fitting model to this spectrum is for a H$_2$/He-rich atmosphere containing water (3.05$\\sigma$ confidence), nitrogen-bearing molecules NH$_"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.03775","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":"1809.03775","created_at":"2026-05-18T00:05:27.668042+00:00"},{"alias_kind":"arxiv_version","alias_value":"1809.03775v1","created_at":"2026-05-18T00:05:27.668042+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.03775","created_at":"2026-05-18T00:05:27.668042+00:00"},{"alias_kind":"pith_short_12","alias_value":"CBBHSIXLEBSI","created_at":"2026-05-18T12:32:16.446611+00:00"},{"alias_kind":"pith_short_16","alias_value":"CBBHSIXLEBSIXRXZ","created_at":"2026-05-18T12:32:16.446611+00:00"},{"alias_kind":"pith_short_8","alias_value":"CBBHSIXL","created_at":"2026-05-18T12:32:16.446611+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/CBBHSIXLEBSIXRXZKTBV3UNPLL","json":"https://pith.science/pith/CBBHSIXLEBSIXRXZKTBV3UNPLL.json","graph_json":"https://pith.science/api/pith-number/CBBHSIXLEBSIXRXZKTBV3UNPLL/graph.json","events_json":"https://pith.science/api/pith-number/CBBHSIXLEBSIXRXZKTBV3UNPLL/events.json","paper":"https://pith.science/paper/CBBHSIXL"},"agent_actions":{"view_html":"https://pith.science/pith/CBBHSIXLEBSIXRXZKTBV3UNPLL","download_json":"https://pith.science/pith/CBBHSIXLEBSIXRXZKTBV3UNPLL.json","view_paper":"https://pith.science/paper/CBBHSIXL","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1809.03775&json=true","fetch_graph":"https://pith.science/api/pith-number/CBBHSIXLEBSIXRXZKTBV3UNPLL/graph.json","fetch_events":"https://pith.science/api/pith-number/CBBHSIXLEBSIXRXZKTBV3UNPLL/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/CBBHSIXLEBSIXRXZKTBV3UNPLL/action/timestamp_anchor","attest_storage":"https://pith.science/pith/CBBHSIXLEBSIXRXZKTBV3UNPLL/action/storage_attestation","attest_author":"https://pith.science/pith/CBBHSIXLEBSIXRXZKTBV3UNPLL/action/author_attestation","sign_citation":"https://pith.science/pith/CBBHSIXLEBSIXRXZKTBV3UNPLL/action/citation_signature","submit_replication":"https://pith.science/pith/CBBHSIXLEBSIXRXZKTBV3UNPLL/action/replication_record"}},"created_at":"2026-05-18T00:05:27.668042+00:00","updated_at":"2026-05-18T00:05:27.668042+00:00"}