{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:G7UUXWQBK6RX4Q26WZ64DXBH5B","short_pith_number":"pith:G7UUXWQB","canonical_record":{"source":{"id":"2407.13656","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2024-07-18T16:30:48Z","cross_cats_sorted":[],"title_canon_sha256":"86d59f7f62efead29d4b9e07d7299475b5f6080415ba21485d1a5c7ccffef727","abstract_canon_sha256":"f9e4d19cab4e1056518862a5e4e3c79719dfe463934430553f007d99e8c1916a"},"schema_version":"1.0"},"canonical_sha256":"37e94bda0157a37e435eb67dc1dc27e854bd867c94bb1037b26f55bfb284d7db","source":{"kind":"arxiv","id":"2407.13656","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.13656","created_at":"2026-07-05T08:45:42Z"},{"alias_kind":"arxiv_version","alias_value":"2407.13656v1","created_at":"2026-07-05T08:45:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.13656","created_at":"2026-07-05T08:45:42Z"},{"alias_kind":"pith_short_12","alias_value":"G7UUXWQBK6RX","created_at":"2026-07-05T08:45:42Z"},{"alias_kind":"pith_short_16","alias_value":"G7UUXWQBK6RX4Q26","created_at":"2026-07-05T08:45:42Z"},{"alias_kind":"pith_short_8","alias_value":"G7UUXWQB","created_at":"2026-07-05T08:45:42Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:G7UUXWQBK6RX4Q26WZ64DXBH5B","target":"record","payload":{"canonical_record":{"source":{"id":"2407.13656","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2024-07-18T16:30:48Z","cross_cats_sorted":[],"title_canon_sha256":"86d59f7f62efead29d4b9e07d7299475b5f6080415ba21485d1a5c7ccffef727","abstract_canon_sha256":"f9e4d19cab4e1056518862a5e4e3c79719dfe463934430553f007d99e8c1916a"},"schema_version":"1.0"},"canonical_sha256":"37e94bda0157a37e435eb67dc1dc27e854bd867c94bb1037b26f55bfb284d7db","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:45:42.023706Z","signature_b64":"W5DKysIJCgWqAZVlbgd5QlfsrzDXxByvMZi0KHvK8i1LirGdoEO7wgiADzRjoBApx0Q3kWAZa8KIx6SCrj88Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"37e94bda0157a37e435eb67dc1dc27e854bd867c94bb1037b26f55bfb284d7db","last_reissued_at":"2026-07-05T08:45:42.023251Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:45:42.023251Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2407.13656","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T08:45:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7K4Rx7+oiwhRgpo6bRXI3vl+CY18YeG/o6AnjmoXeYjmHoYX7o17ErlB8qtUXBbjm296V2wXCqVinJ6Or49xAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T04:07:05.399649Z"},"content_sha256":"e9e82da39dcb31fa726399b09ff96c248ed9800425485442da20fcfc7c93adef","schema_version":"1.0","event_id":"sha256:e9e82da39dcb31fa726399b09ff96c248ed9800425485442da20fcfc7c93adef"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:G7UUXWQBK6RX4Q26WZ64DXBH5B","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Colorado Ultraviolet Transit Experiment Near-Ultraviolet Transmission Spectroscopy of the Ultra-hot Jupiter KELT-9b","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Aickara Gopinathan Sreejith, Aline A. Vidotto, Ambily Suresh, Arika Egan, Brian Fleming, Jean-Michele Desert, Kevin France, Luca Fossati, Nicholas Nell, Pascal Petit, P. Wilson Cauley, Tommi Koskinen","submitted_at":"2024-07-18T16:30:48Z","abstract_excerpt":"We present new near-ultraviolet (NUV, $\\lambda$ = 2479 $-$ 3306 $\\r{A}$) transmission spectroscopy of KELT-9b, the hottest known exoplanet, obtained with the Colorado Ultraviolet Transit Experiment ($CUTE$) CubeSat. Two transits were observed on September 28th and September 29th 2022, referred to as Visits 1 and 2 respectively. Using a combined transit and systematics model for each visit, the best-fit broadband NUV light curves are R$_{\\text{p}}$/R$_{\\star}$ $=$ 0.136$_{0.0146}^{0.0125}$ for Visit 1 and R$_{\\text{p}}$/R$_{\\star}$ $=$ 0.111$_{0.0190}^{0.0162}$ for Visit 2, appearing an average"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.13656","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/2407.13656/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T08:45:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"C81Ikkmv8Ewy7dfTuXYKpQnqhProoQTck0eic4NK9W4l3OQhv9GGeclqgSbWodQOJ4dUoGLS7pMNcVlZ1LnFAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T04:07:05.400027Z"},"content_sha256":"005703c3d6faf4503a9c8c133fbf8916a58ded7c4397ca38d4483f8a696a349f","schema_version":"1.0","event_id":"sha256:005703c3d6faf4503a9c8c133fbf8916a58ded7c4397ca38d4483f8a696a349f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/G7UUXWQBK6RX4Q26WZ64DXBH5B/bundle.json","state_url":"https://pith.science/pith/G7UUXWQBK6RX4Q26WZ64DXBH5B/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/G7UUXWQBK6RX4Q26WZ64DXBH5B/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-04T04:07:05Z","links":{"resolver":"https://pith.science/pith/G7UUXWQBK6RX4Q26WZ64DXBH5B","bundle":"https://pith.science/pith/G7UUXWQBK6RX4Q26WZ64DXBH5B/bundle.json","state":"https://pith.science/pith/G7UUXWQBK6RX4Q26WZ64DXBH5B/state.json","well_known_bundle":"https://pith.science/.well-known/pith/G7UUXWQBK6RX4Q26WZ64DXBH5B/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:G7UUXWQBK6RX4Q26WZ64DXBH5B","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"f9e4d19cab4e1056518862a5e4e3c79719dfe463934430553f007d99e8c1916a","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2024-07-18T16:30:48Z","title_canon_sha256":"86d59f7f62efead29d4b9e07d7299475b5f6080415ba21485d1a5c7ccffef727"},"schema_version":"1.0","source":{"id":"2407.13656","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.13656","created_at":"2026-07-05T08:45:42Z"},{"alias_kind":"arxiv_version","alias_value":"2407.13656v1","created_at":"2026-07-05T08:45:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.13656","created_at":"2026-07-05T08:45:42Z"},{"alias_kind":"pith_short_12","alias_value":"G7UUXWQBK6RX","created_at":"2026-07-05T08:45:42Z"},{"alias_kind":"pith_short_16","alias_value":"G7UUXWQBK6RX4Q26","created_at":"2026-07-05T08:45:42Z"},{"alias_kind":"pith_short_8","alias_value":"G7UUXWQB","created_at":"2026-07-05T08:45:42Z"}],"graph_snapshots":[{"event_id":"sha256:005703c3d6faf4503a9c8c133fbf8916a58ded7c4397ca38d4483f8a696a349f","target":"graph","created_at":"2026-07-05T08:45:42Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2407.13656/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present new near-ultraviolet (NUV, $\\lambda$ = 2479 $-$ 3306 $\\r{A}$) transmission spectroscopy of KELT-9b, the hottest known exoplanet, obtained with the Colorado Ultraviolet Transit Experiment ($CUTE$) CubeSat. Two transits were observed on September 28th and September 29th 2022, referred to as Visits 1 and 2 respectively. Using a combined transit and systematics model for each visit, the best-fit broadband NUV light curves are R$_{\\text{p}}$/R$_{\\star}$ $=$ 0.136$_{0.0146}^{0.0125}$ for Visit 1 and R$_{\\text{p}}$/R$_{\\star}$ $=$ 0.111$_{0.0190}^{0.0162}$ for Visit 2, appearing an average","authors_text":"Aickara Gopinathan Sreejith, Aline A. Vidotto, Ambily Suresh, Arika Egan, Brian Fleming, Jean-Michele Desert, Kevin France, Luca Fossati, Nicholas Nell, Pascal Petit, P. Wilson Cauley, Tommi Koskinen","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2024-07-18T16:30:48Z","title":"Colorado Ultraviolet Transit Experiment Near-Ultraviolet Transmission Spectroscopy of the Ultra-hot Jupiter KELT-9b"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.13656","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:e9e82da39dcb31fa726399b09ff96c248ed9800425485442da20fcfc7c93adef","target":"record","created_at":"2026-07-05T08:45:42Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"f9e4d19cab4e1056518862a5e4e3c79719dfe463934430553f007d99e8c1916a","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2024-07-18T16:30:48Z","title_canon_sha256":"86d59f7f62efead29d4b9e07d7299475b5f6080415ba21485d1a5c7ccffef727"},"schema_version":"1.0","source":{"id":"2407.13656","kind":"arxiv","version":1}},"canonical_sha256":"37e94bda0157a37e435eb67dc1dc27e854bd867c94bb1037b26f55bfb284d7db","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"37e94bda0157a37e435eb67dc1dc27e854bd867c94bb1037b26f55bfb284d7db","first_computed_at":"2026-07-05T08:45:42.023251Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:45:42.023251Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"W5DKysIJCgWqAZVlbgd5QlfsrzDXxByvMZi0KHvK8i1LirGdoEO7wgiADzRjoBApx0Q3kWAZa8KIx6SCrj88Ag==","signature_status":"signed_v1","signed_at":"2026-07-05T08:45:42.023706Z","signed_message":"canonical_sha256_bytes"},"source_id":"2407.13656","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e9e82da39dcb31fa726399b09ff96c248ed9800425485442da20fcfc7c93adef","sha256:005703c3d6faf4503a9c8c133fbf8916a58ded7c4397ca38d4483f8a696a349f"],"state_sha256":"960ff784bedbac7483a264d5abad3414cff2871212ed322be57e1e53d4ed8455"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NdBMW36c4ZNuqTIdlTAcmURp9ylUQWoLZX592c6L3j/FHq/T4KsLBmHUuFKtdmr82TZtRRx+K58Zag7mLnKPCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T04:07:05.402343Z","bundle_sha256":"e116c7a84f1303ad3aee8ec5fdbf62d9b3f3d2db6ce5be5d51c9422da93902d2"}}