{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:4MFI2DFT5FF5ACV6N7ELEBIXAJ","short_pith_number":"pith:4MFI2DFT","canonical_record":{"source":{"id":"1411.6017","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2014-11-21T21:03:21Z","cross_cats_sorted":[],"title_canon_sha256":"e6b7e4af207734b7357bbdc71dff18db1c5ee3ae28fd1f1121e1dcc6dd9debe3","abstract_canon_sha256":"62a4bfad32938de17a702c199d57b6c085801d6b9533c92e4df17f5624531473"},"schema_version":"1.0"},"canonical_sha256":"e30a8d0cb3e94bd00abe6fc8b2051702682ca1db4e171e9f9680fcceb17e3be7","source":{"kind":"arxiv","id":"1411.6017","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1411.6017","created_at":"2026-05-18T02:26:58Z"},{"alias_kind":"arxiv_version","alias_value":"1411.6017v1","created_at":"2026-05-18T02:26:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1411.6017","created_at":"2026-05-18T02:26:58Z"},{"alias_kind":"pith_short_12","alias_value":"4MFI2DFT5FF5","created_at":"2026-05-18T12:28:14Z"},{"alias_kind":"pith_short_16","alias_value":"4MFI2DFT5FF5ACV6","created_at":"2026-05-18T12:28:14Z"},{"alias_kind":"pith_short_8","alias_value":"4MFI2DFT","created_at":"2026-05-18T12:28:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:4MFI2DFT5FF5ACV6N7ELEBIXAJ","target":"record","payload":{"canonical_record":{"source":{"id":"1411.6017","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2014-11-21T21:03:21Z","cross_cats_sorted":[],"title_canon_sha256":"e6b7e4af207734b7357bbdc71dff18db1c5ee3ae28fd1f1121e1dcc6dd9debe3","abstract_canon_sha256":"62a4bfad32938de17a702c199d57b6c085801d6b9533c92e4df17f5624531473"},"schema_version":"1.0"},"canonical_sha256":"e30a8d0cb3e94bd00abe6fc8b2051702682ca1db4e171e9f9680fcceb17e3be7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:26:58.649007Z","signature_b64":"sIGGCjVvxtT0/BIkK6/SRhsxp262qSV/nRT3gMb735WZcxioJPAZnmOnjaGABvUyIAWFoCkmX0yUHm9VP4/lCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e30a8d0cb3e94bd00abe6fc8b2051702682ca1db4e171e9f9680fcceb17e3be7","last_reissued_at":"2026-05-18T02:26:58.648447Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:26:58.648447Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1411.6017","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":"2026-05-18T02:26:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"A2zhvDaexWfqdxi21hoWP7CuFUjSM3grdjbD0Rxn/3rHvBaGb0jo5UekXKEXsdb6Pp8LFOuqExYlSA8KJ9CQCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T14:20:17.154583Z"},"content_sha256":"1c153298e02ac6663680886c73ebe762a0eaf1acd43070839f4bc0561d2b72f7","schema_version":"1.0","event_id":"sha256:1c153298e02ac6663680886c73ebe762a0eaf1acd43070839f4bc0561d2b72f7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:4MFI2DFT5FF5ACV6N7ELEBIXAJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A search for TiO in the optical high-resolution transmission spectrum of HD 209458b: Hindrance due to inaccuracies in the line database","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"H.J. Hoeijmakers, H. Schwarz, I.A.G. Snellen, J.L. Birkby, M. Brogi, R.J. de Kok","submitted_at":"2014-11-21T21:03:21Z","abstract_excerpt":"The spectral signature of an exoplanet can be separated from the spectrum of its host star using high-resolution spectroscopy. During such observations, the radial component of the planet's orbital velocity changes, resulting in a significant Doppler shift which allows its spectral features to be extracted. Aims: In this work, we aim to detect TiO in the optical transmission spectrum of HD 209458b. Gaseous TiO has been suggested as the cause of the thermal inversion layer invoked to explain the dayside spectrum of this planet. Method: We used archival data from the 8.2m Subaru Telescope taken "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1411.6017","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:26:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gqn3Fjr5uGX4twVOQhi/rLLzSvMZbDls2B1QZF7+x9h5uTABeBeSMffmm+lUu9TO+rBekbYZH+J8qazu9yzuBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T14:20:17.154928Z"},"content_sha256":"7a8ef986a30710581fad34963ad7ac4340904013f281f185d5acdad6bcd0f2ee","schema_version":"1.0","event_id":"sha256:7a8ef986a30710581fad34963ad7ac4340904013f281f185d5acdad6bcd0f2ee"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4MFI2DFT5FF5ACV6N7ELEBIXAJ/bundle.json","state_url":"https://pith.science/pith/4MFI2DFT5FF5ACV6N7ELEBIXAJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4MFI2DFT5FF5ACV6N7ELEBIXAJ/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":"2026-06-03T14:20:17Z","links":{"resolver":"https://pith.science/pith/4MFI2DFT5FF5ACV6N7ELEBIXAJ","bundle":"https://pith.science/pith/4MFI2DFT5FF5ACV6N7ELEBIXAJ/bundle.json","state":"https://pith.science/pith/4MFI2DFT5FF5ACV6N7ELEBIXAJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4MFI2DFT5FF5ACV6N7ELEBIXAJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:4MFI2DFT5FF5ACV6N7ELEBIXAJ","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":"62a4bfad32938de17a702c199d57b6c085801d6b9533c92e4df17f5624531473","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2014-11-21T21:03:21Z","title_canon_sha256":"e6b7e4af207734b7357bbdc71dff18db1c5ee3ae28fd1f1121e1dcc6dd9debe3"},"schema_version":"1.0","source":{"id":"1411.6017","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1411.6017","created_at":"2026-05-18T02:26:58Z"},{"alias_kind":"arxiv_version","alias_value":"1411.6017v1","created_at":"2026-05-18T02:26:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1411.6017","created_at":"2026-05-18T02:26:58Z"},{"alias_kind":"pith_short_12","alias_value":"4MFI2DFT5FF5","created_at":"2026-05-18T12:28:14Z"},{"alias_kind":"pith_short_16","alias_value":"4MFI2DFT5FF5ACV6","created_at":"2026-05-18T12:28:14Z"},{"alias_kind":"pith_short_8","alias_value":"4MFI2DFT","created_at":"2026-05-18T12:28:14Z"}],"graph_snapshots":[{"event_id":"sha256:7a8ef986a30710581fad34963ad7ac4340904013f281f185d5acdad6bcd0f2ee","target":"graph","created_at":"2026-05-18T02:26:58Z","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"},"paper":{"abstract_excerpt":"The spectral signature of an exoplanet can be separated from the spectrum of its host star using high-resolution spectroscopy. During such observations, the radial component of the planet's orbital velocity changes, resulting in a significant Doppler shift which allows its spectral features to be extracted. Aims: In this work, we aim to detect TiO in the optical transmission spectrum of HD 209458b. Gaseous TiO has been suggested as the cause of the thermal inversion layer invoked to explain the dayside spectrum of this planet. Method: We used archival data from the 8.2m Subaru Telescope taken ","authors_text":"H.J. Hoeijmakers, H. Schwarz, I.A.G. Snellen, J.L. Birkby, M. Brogi, R.J. de Kok","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2014-11-21T21:03:21Z","title":"A search for TiO in the optical high-resolution transmission spectrum of HD 209458b: Hindrance due to inaccuracies in the line database"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1411.6017","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":"sha256:1c153298e02ac6663680886c73ebe762a0eaf1acd43070839f4bc0561d2b72f7","target":"record","created_at":"2026-05-18T02:26:58Z","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":"62a4bfad32938de17a702c199d57b6c085801d6b9533c92e4df17f5624531473","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2014-11-21T21:03:21Z","title_canon_sha256":"e6b7e4af207734b7357bbdc71dff18db1c5ee3ae28fd1f1121e1dcc6dd9debe3"},"schema_version":"1.0","source":{"id":"1411.6017","kind":"arxiv","version":1}},"canonical_sha256":"e30a8d0cb3e94bd00abe6fc8b2051702682ca1db4e171e9f9680fcceb17e3be7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e30a8d0cb3e94bd00abe6fc8b2051702682ca1db4e171e9f9680fcceb17e3be7","first_computed_at":"2026-05-18T02:26:58.648447Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:26:58.648447Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"sIGGCjVvxtT0/BIkK6/SRhsxp262qSV/nRT3gMb735WZcxioJPAZnmOnjaGABvUyIAWFoCkmX0yUHm9VP4/lCA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:26:58.649007Z","signed_message":"canonical_sha256_bytes"},"source_id":"1411.6017","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1c153298e02ac6663680886c73ebe762a0eaf1acd43070839f4bc0561d2b72f7","sha256:7a8ef986a30710581fad34963ad7ac4340904013f281f185d5acdad6bcd0f2ee"],"state_sha256":"5c2903125edb1f683c9cc0a8372d3d16faa05be74f939ff6c5c08b54be45fa44"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1Z5PpLPMRUTwbCfMha1hKteJtTD4qWeJdnWiq9i0rfjd+fONBXuY5s4IrFnPsV8DlTUn9FrweLT/rpHFvU4qDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T14:20:17.156993Z","bundle_sha256":"52b064c976f2d16cfd0f37047bff68fd075b3f306af849642f9e567d7712f902"}}