{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:ZGRM55QHGWST4TUXAGZQ72QLT5","short_pith_number":"pith:ZGRM55QH","schema_version":"1.0","canonical_sha256":"c9a2cef60735a53e4e9701b30fea0b9f457f59d71081afbf70f22f1e19bd62e8","source":{"kind":"arxiv","id":"2112.05510","version":1},"attestation_state":"computed","paper":{"title":"Near-infrared transmission spectrum of TRAPPIST-1 h using Hubble WFC3 G141 observations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"A. Gressier, B. Charnay, B. Edwards, E. Marcq, J.P. Beaulieu, M. Mori, Q. Changeat","submitted_at":"2021-12-10T13:20:51Z","abstract_excerpt":"The TRAPPIST-1 planetary system is favourable for transmission spectroscopy and offers the unique opportunity to study rocky planets with possibly non-primary envelopes. We present here the transmission spectrum of the seventh planet of the TRAPPIST-1 system, TRAPPIST-1 h (R$_{\\rm P}$=0.752 R$_{\\oplus}$, T$_{\\rm eq}$=173K) using Hubble Space Telescope (HST), Wide Field Camera 3 Grism 141 (WFC3/G141) data. First we extracted and corrected the raw data to obtain a transmission spectrum in the near-infrared (NIR) band (1.1-1.7$\\mu$m). We corrected for stellar modulations using three different ste"},"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":"2112.05510","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2021-12-10T13:20:51Z","cross_cats_sorted":[],"title_canon_sha256":"7c4e843ea3013fddd99323546249e2609970a4362b76d598e237e7f26a1bd7d3","abstract_canon_sha256":"6ecdf4581534e9b398846c4a121ea4bf369db6d8bf955809eb07eb05eafdfd06"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:04:27.778873Z","signature_b64":"u7yEuYI0ABupnmLa4v/GDT7AKEYR4OUkuwcVwUwz3ATAzdFWJpcWvc471Guf4F4GX3ApYAbGaQ1eZuR+vecYBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c9a2cef60735a53e4e9701b30fea0b9f457f59d71081afbf70f22f1e19bd62e8","last_reissued_at":"2026-07-05T04:04:27.778457Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:04:27.778457Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Near-infrared transmission spectrum of TRAPPIST-1 h using Hubble WFC3 G141 observations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"A. Gressier, B. Charnay, B. Edwards, E. Marcq, J.P. Beaulieu, M. Mori, Q. Changeat","submitted_at":"2021-12-10T13:20:51Z","abstract_excerpt":"The TRAPPIST-1 planetary system is favourable for transmission spectroscopy and offers the unique opportunity to study rocky planets with possibly non-primary envelopes. We present here the transmission spectrum of the seventh planet of the TRAPPIST-1 system, TRAPPIST-1 h (R$_{\\rm P}$=0.752 R$_{\\oplus}$, T$_{\\rm eq}$=173K) using Hubble Space Telescope (HST), Wide Field Camera 3 Grism 141 (WFC3/G141) data. First we extracted and corrected the raw data to obtain a transmission spectrum in the near-infrared (NIR) band (1.1-1.7$\\mu$m). We corrected for stellar modulations using three different ste"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2112.05510","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2112.05510/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2112.05510","created_at":"2026-07-05T04:04:27.778517+00:00"},{"alias_kind":"arxiv_version","alias_value":"2112.05510v1","created_at":"2026-07-05T04:04:27.778517+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2112.05510","created_at":"2026-07-05T04:04:27.778517+00:00"},{"alias_kind":"pith_short_12","alias_value":"ZGRM55QHGWST","created_at":"2026-07-05T04:04:27.778517+00:00"},{"alias_kind":"pith_short_16","alias_value":"ZGRM55QHGWST4TUX","created_at":"2026-07-05T04:04:27.778517+00:00"},{"alias_kind":"pith_short_8","alias_value":"ZGRM55QH","created_at":"2026-07-05T04:04:27.778517+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/ZGRM55QHGWST4TUXAGZQ72QLT5","json":"https://pith.science/pith/ZGRM55QHGWST4TUXAGZQ72QLT5.json","graph_json":"https://pith.science/api/pith-number/ZGRM55QHGWST4TUXAGZQ72QLT5/graph.json","events_json":"https://pith.science/api/pith-number/ZGRM55QHGWST4TUXAGZQ72QLT5/events.json","paper":"https://pith.science/paper/ZGRM55QH"},"agent_actions":{"view_html":"https://pith.science/pith/ZGRM55QHGWST4TUXAGZQ72QLT5","download_json":"https://pith.science/pith/ZGRM55QHGWST4TUXAGZQ72QLT5.json","view_paper":"https://pith.science/paper/ZGRM55QH","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2112.05510&json=true","fetch_graph":"https://pith.science/api/pith-number/ZGRM55QHGWST4TUXAGZQ72QLT5/graph.json","fetch_events":"https://pith.science/api/pith-number/ZGRM55QHGWST4TUXAGZQ72QLT5/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ZGRM55QHGWST4TUXAGZQ72QLT5/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ZGRM55QHGWST4TUXAGZQ72QLT5/action/storage_attestation","attest_author":"https://pith.science/pith/ZGRM55QHGWST4TUXAGZQ72QLT5/action/author_attestation","sign_citation":"https://pith.science/pith/ZGRM55QHGWST4TUXAGZQ72QLT5/action/citation_signature","submit_replication":"https://pith.science/pith/ZGRM55QHGWST4TUXAGZQ72QLT5/action/replication_record"}},"created_at":"2026-07-05T04:04:27.778517+00:00","updated_at":"2026-07-05T04:04:27.778517+00:00"}