{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:M6WAVPG4VKSC6W3FLRCB62BM6N","short_pith_number":"pith:M6WAVPG4","canonical_record":{"source":{"id":"1606.00432","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2016-06-01T20:00:01Z","cross_cats_sorted":[],"title_canon_sha256":"d579535945d4e704c507fb6977a7bb2047d1f914caaab72570f24d7dca75528c","abstract_canon_sha256":"35df8c0d041b229e24a20c22b8e0f9d64931ec284698e014042942207123b8c3"},"schema_version":"1.0"},"canonical_sha256":"67ac0abcdcaaa42f5b655c441f682cf35e53534b6c411368ecaae715c10706d8","source":{"kind":"arxiv","id":"1606.00432","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1606.00432","created_at":"2026-05-18T01:04:55Z"},{"alias_kind":"arxiv_version","alias_value":"1606.00432v1","created_at":"2026-05-18T01:04:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1606.00432","created_at":"2026-05-18T01:04:55Z"},{"alias_kind":"pith_short_12","alias_value":"M6WAVPG4VKSC","created_at":"2026-05-18T12:30:29Z"},{"alias_kind":"pith_short_16","alias_value":"M6WAVPG4VKSC6W3F","created_at":"2026-05-18T12:30:29Z"},{"alias_kind":"pith_short_8","alias_value":"M6WAVPG4","created_at":"2026-05-18T12:30:29Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:M6WAVPG4VKSC6W3FLRCB62BM6N","target":"record","payload":{"canonical_record":{"source":{"id":"1606.00432","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2016-06-01T20:00:01Z","cross_cats_sorted":[],"title_canon_sha256":"d579535945d4e704c507fb6977a7bb2047d1f914caaab72570f24d7dca75528c","abstract_canon_sha256":"35df8c0d041b229e24a20c22b8e0f9d64931ec284698e014042942207123b8c3"},"schema_version":"1.0"},"canonical_sha256":"67ac0abcdcaaa42f5b655c441f682cf35e53534b6c411368ecaae715c10706d8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:04:55.743686Z","signature_b64":"gW8r5WRROmZpnZtCSd1abFqAzQ24QPaS9tCzQEjFJcQgR3c6Cxo9E7XKlb5ebIwUgilzTzlSDxYCeyUJEecpAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"67ac0abcdcaaa42f5b655c441f682cf35e53534b6c411368ecaae715c10706d8","last_reissued_at":"2026-05-18T01:04:55.743158Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:04:55.743158Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1606.00432","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":"2026-05-18T01:04:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Qb5zzcDk+pz+zEM/WaxWcsTvB7YA0kN/r7gP9HPUI9ERDpUjbOp3UUthVC6O2lqFCK910edU4I23iR3uRqi9BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T01:58:48.613498Z"},"content_sha256":"7f1af59f9aff22b687561f945266fc403e3abe98d8a3360647d30e3917c07ea2","schema_version":"1.0","event_id":"sha256:7f1af59f9aff22b687561f945266fc403e3abe98d8a3360647d30e3917c07ea2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:M6WAVPG4VKSC6W3FLRCB62BM6N","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"An optical transmission spectrum of the transiting hot Jupiter in the metal-poor WASP-98 planetary system","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"J. Southworth, L. Mancini, M. Giordano, P. Molliere, R. Brahm, S. Ciceri, Th. Henning","submitted_at":"2016-06-01T20:00:01Z","abstract_excerpt":"The WASP-98 planetary system represents a rare case of a hot Jupiter hosted by a metal-poor main-sequence star. We present a follow-up study of this system based on multi-band photometry and high-resolution spectroscopy. Two new transit events of WASP-98b were simultaneously observed in four passbands (g,r,i,z), using the telescope-defocussing technique, yielding eight high-precision light curves with point-to-point scatters of less than 1 mmag. We also collected three spectra of the parent star with a high-resolution spectrograph, which we used to remeasure its spectral characteristics, in pa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1606.00432","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":"2026-05-18T01:04:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+Aithc7vzF/ZtaK7z01Rw8oPPEC9nwy5gq+v9h49I5FKAaF7knSdm/ez1H3+K3+29M/kjQTZNATpEo3DvC/zDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T01:58:48.613859Z"},"content_sha256":"85d2bebd9a248b9f893bdd4f3df9f4d557f7859f6cf39558f7436f5eddf4b7ed","schema_version":"1.0","event_id":"sha256:85d2bebd9a248b9f893bdd4f3df9f4d557f7859f6cf39558f7436f5eddf4b7ed"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/M6WAVPG4VKSC6W3FLRCB62BM6N/bundle.json","state_url":"https://pith.science/pith/M6WAVPG4VKSC6W3FLRCB62BM6N/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/M6WAVPG4VKSC6W3FLRCB62BM6N/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":"2026-05-27T01:58:48Z","links":{"resolver":"https://pith.science/pith/M6WAVPG4VKSC6W3FLRCB62BM6N","bundle":"https://pith.science/pith/M6WAVPG4VKSC6W3FLRCB62BM6N/bundle.json","state":"https://pith.science/pith/M6WAVPG4VKSC6W3FLRCB62BM6N/state.json","well_known_bundle":"https://pith.science/.well-known/pith/M6WAVPG4VKSC6W3FLRCB62BM6N/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:M6WAVPG4VKSC6W3FLRCB62BM6N","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":"35df8c0d041b229e24a20c22b8e0f9d64931ec284698e014042942207123b8c3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2016-06-01T20:00:01Z","title_canon_sha256":"d579535945d4e704c507fb6977a7bb2047d1f914caaab72570f24d7dca75528c"},"schema_version":"1.0","source":{"id":"1606.00432","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1606.00432","created_at":"2026-05-18T01:04:55Z"},{"alias_kind":"arxiv_version","alias_value":"1606.00432v1","created_at":"2026-05-18T01:04:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1606.00432","created_at":"2026-05-18T01:04:55Z"},{"alias_kind":"pith_short_12","alias_value":"M6WAVPG4VKSC","created_at":"2026-05-18T12:30:29Z"},{"alias_kind":"pith_short_16","alias_value":"M6WAVPG4VKSC6W3F","created_at":"2026-05-18T12:30:29Z"},{"alias_kind":"pith_short_8","alias_value":"M6WAVPG4","created_at":"2026-05-18T12:30:29Z"}],"graph_snapshots":[{"event_id":"sha256:85d2bebd9a248b9f893bdd4f3df9f4d557f7859f6cf39558f7436f5eddf4b7ed","target":"graph","created_at":"2026-05-18T01:04:55Z","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 WASP-98 planetary system represents a rare case of a hot Jupiter hosted by a metal-poor main-sequence star. We present a follow-up study of this system based on multi-band photometry and high-resolution spectroscopy. Two new transit events of WASP-98b were simultaneously observed in four passbands (g,r,i,z), using the telescope-defocussing technique, yielding eight high-precision light curves with point-to-point scatters of less than 1 mmag. We also collected three spectra of the parent star with a high-resolution spectrograph, which we used to remeasure its spectral characteristics, in pa","authors_text":"J. Southworth, L. Mancini, M. Giordano, P. Molliere, R. Brahm, S. Ciceri, Th. Henning","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2016-06-01T20:00:01Z","title":"An optical transmission spectrum of the transiting hot Jupiter in the metal-poor WASP-98 planetary system"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1606.00432","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":"sha256:7f1af59f9aff22b687561f945266fc403e3abe98d8a3360647d30e3917c07ea2","target":"record","created_at":"2026-05-18T01:04:55Z","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":"35df8c0d041b229e24a20c22b8e0f9d64931ec284698e014042942207123b8c3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2016-06-01T20:00:01Z","title_canon_sha256":"d579535945d4e704c507fb6977a7bb2047d1f914caaab72570f24d7dca75528c"},"schema_version":"1.0","source":{"id":"1606.00432","kind":"arxiv","version":1}},"canonical_sha256":"67ac0abcdcaaa42f5b655c441f682cf35e53534b6c411368ecaae715c10706d8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"67ac0abcdcaaa42f5b655c441f682cf35e53534b6c411368ecaae715c10706d8","first_computed_at":"2026-05-18T01:04:55.743158Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:04:55.743158Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gW8r5WRROmZpnZtCSd1abFqAzQ24QPaS9tCzQEjFJcQgR3c6Cxo9E7XKlb5ebIwUgilzTzlSDxYCeyUJEecpAw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:04:55.743686Z","signed_message":"canonical_sha256_bytes"},"source_id":"1606.00432","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7f1af59f9aff22b687561f945266fc403e3abe98d8a3360647d30e3917c07ea2","sha256:85d2bebd9a248b9f893bdd4f3df9f4d557f7859f6cf39558f7436f5eddf4b7ed"],"state_sha256":"c2466e38900f873fcb5d44cae389811cdec44ed573edbdc58f3bfb78b31e35d0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eZKb7DxkmJYubi1NhrRaPSb9kvJr8CK8QWRqhH2AIACTyEJPfCQwe+hjQM7WVsQMDlU4nW0HLN0azf6detBeBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T01:58:48.616207Z","bundle_sha256":"7d3b5cc727234ed2475dcace58c99a46c183098ec38d45743196813e9ac518b6"}}