{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:NCJCBAU4BBBXH4B7QMFBLJDT3A","short_pith_number":"pith:NCJCBAU4","canonical_record":{"source":{"id":"1403.6664","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2014-03-26T13:31:33Z","cross_cats_sorted":[],"title_canon_sha256":"3988592e63d9ed407264367fb833e8c049123e7e69b7c1fba48a2b4dd9e13f60","abstract_canon_sha256":"40f027c8fd27c9e0fd9ca6b762373b1b45ab413259a3aaf78f7318ca807ddee3"},"schema_version":"1.0"},"canonical_sha256":"689220829c084373f03f830a15a473d814769b7cad86e2533f702edb695f734f","source":{"kind":"arxiv","id":"1403.6664","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1403.6664","created_at":"2026-05-18T01:43:50Z"},{"alias_kind":"arxiv_version","alias_value":"1403.6664v1","created_at":"2026-05-18T01:43:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1403.6664","created_at":"2026-05-18T01:43:50Z"},{"alias_kind":"pith_short_12","alias_value":"NCJCBAU4BBBX","created_at":"2026-05-18T12:28:41Z"},{"alias_kind":"pith_short_16","alias_value":"NCJCBAU4BBBXH4B7","created_at":"2026-05-18T12:28:41Z"},{"alias_kind":"pith_short_8","alias_value":"NCJCBAU4","created_at":"2026-05-18T12:28:41Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:NCJCBAU4BBBXH4B7QMFBLJDT3A","target":"record","payload":{"canonical_record":{"source":{"id":"1403.6664","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2014-03-26T13:31:33Z","cross_cats_sorted":[],"title_canon_sha256":"3988592e63d9ed407264367fb833e8c049123e7e69b7c1fba48a2b4dd9e13f60","abstract_canon_sha256":"40f027c8fd27c9e0fd9ca6b762373b1b45ab413259a3aaf78f7318ca807ddee3"},"schema_version":"1.0"},"canonical_sha256":"689220829c084373f03f830a15a473d814769b7cad86e2533f702edb695f734f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:43:50.920210Z","signature_b64":"hpdu++lV81X9BXLY6otInRU94CB55RgJhYHm8GJgxE+K1siq6JnZ337mAYEhRey7+cOhEsImzctkVArB9a32Bw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"689220829c084373f03f830a15a473d814769b7cad86e2533f702edb695f734f","last_reissued_at":"2026-05-18T01:43:50.919661Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:43:50.919661Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1403.6664","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":"2026-05-18T01:43:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4wTXaEymtd63j78DpN6EgjOs0t4XQ1YBqBB5gzx5N1ELYBH07mEH9+oFVcPUdUjs+wW5MgLAapWhMt66drgxAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T12:25:58.538525Z"},"content_sha256":"228bbb9dbe8ddd140d3914ed64d376b201293295e59eaeaad01f22c44939336c","schema_version":"1.0","event_id":"sha256:228bbb9dbe8ddd140d3914ed64d376b201293295e59eaeaad01f22c44939336c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:NCJCBAU4BBBXH4B7QMFBLJDT3A","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Clouds on the hot Jupiter HD189733b: constraints from the reflection spectrum","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Jae-Min Lee, Joanna K. Barstow, Leigh N. Fletcher, Neale P. Gibson, Patrick G. J. Irwin, Suzanne Aigrain, Till Hackler","submitted_at":"2014-03-26T13:31:33Z","abstract_excerpt":"The hot Jupiter HD 189733b is probably the best studied of the known extrasolar planets, with published transit and eclipse spectra covering the near UV to mid-IR range. Recent work on the transmission spectrum has shown clear evidence for the presence of clouds in its atmosphere, which significantly increases the model atmosphere parameter space that must be explored in order to fully characterise this planet. In this work, we apply the NEMESIS atmospheric retrieval code to the recently published HST/STIS reflection spectrum, and also to the dayside thermal emission spectrum in the light of n"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1403.6664","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":"2026-05-18T01:43:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vGMtq7q31CGB9IBF3UbYkZkkzcQnnxhBdLbywUehGOvWnxwnGAAWUP4kCugNDporXhnQhHin3gD/0j+pch+mCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T12:25:58.538894Z"},"content_sha256":"afbc3814aefd5167f140d855f4dba349db636105082b2441be74c62ae37e04cf","schema_version":"1.0","event_id":"sha256:afbc3814aefd5167f140d855f4dba349db636105082b2441be74c62ae37e04cf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NCJCBAU4BBBXH4B7QMFBLJDT3A/bundle.json","state_url":"https://pith.science/pith/NCJCBAU4BBBXH4B7QMFBLJDT3A/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NCJCBAU4BBBXH4B7QMFBLJDT3A/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":"2026-05-27T12:25:58Z","links":{"resolver":"https://pith.science/pith/NCJCBAU4BBBXH4B7QMFBLJDT3A","bundle":"https://pith.science/pith/NCJCBAU4BBBXH4B7QMFBLJDT3A/bundle.json","state":"https://pith.science/pith/NCJCBAU4BBBXH4B7QMFBLJDT3A/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NCJCBAU4BBBXH4B7QMFBLJDT3A/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:NCJCBAU4BBBXH4B7QMFBLJDT3A","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":"40f027c8fd27c9e0fd9ca6b762373b1b45ab413259a3aaf78f7318ca807ddee3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2014-03-26T13:31:33Z","title_canon_sha256":"3988592e63d9ed407264367fb833e8c049123e7e69b7c1fba48a2b4dd9e13f60"},"schema_version":"1.0","source":{"id":"1403.6664","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1403.6664","created_at":"2026-05-18T01:43:50Z"},{"alias_kind":"arxiv_version","alias_value":"1403.6664v1","created_at":"2026-05-18T01:43:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1403.6664","created_at":"2026-05-18T01:43:50Z"},{"alias_kind":"pith_short_12","alias_value":"NCJCBAU4BBBX","created_at":"2026-05-18T12:28:41Z"},{"alias_kind":"pith_short_16","alias_value":"NCJCBAU4BBBXH4B7","created_at":"2026-05-18T12:28:41Z"},{"alias_kind":"pith_short_8","alias_value":"NCJCBAU4","created_at":"2026-05-18T12:28:41Z"}],"graph_snapshots":[{"event_id":"sha256:afbc3814aefd5167f140d855f4dba349db636105082b2441be74c62ae37e04cf","target":"graph","created_at":"2026-05-18T01:43:50Z","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 hot Jupiter HD 189733b is probably the best studied of the known extrasolar planets, with published transit and eclipse spectra covering the near UV to mid-IR range. Recent work on the transmission spectrum has shown clear evidence for the presence of clouds in its atmosphere, which significantly increases the model atmosphere parameter space that must be explored in order to fully characterise this planet. In this work, we apply the NEMESIS atmospheric retrieval code to the recently published HST/STIS reflection spectrum, and also to the dayside thermal emission spectrum in the light of n","authors_text":"Jae-Min Lee, Joanna K. Barstow, Leigh N. Fletcher, Neale P. Gibson, Patrick G. J. Irwin, Suzanne Aigrain, Till Hackler","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2014-03-26T13:31:33Z","title":"Clouds on the hot Jupiter HD189733b: constraints from the reflection spectrum"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1403.6664","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":"sha256:228bbb9dbe8ddd140d3914ed64d376b201293295e59eaeaad01f22c44939336c","target":"record","created_at":"2026-05-18T01:43:50Z","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":"40f027c8fd27c9e0fd9ca6b762373b1b45ab413259a3aaf78f7318ca807ddee3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2014-03-26T13:31:33Z","title_canon_sha256":"3988592e63d9ed407264367fb833e8c049123e7e69b7c1fba48a2b4dd9e13f60"},"schema_version":"1.0","source":{"id":"1403.6664","kind":"arxiv","version":1}},"canonical_sha256":"689220829c084373f03f830a15a473d814769b7cad86e2533f702edb695f734f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"689220829c084373f03f830a15a473d814769b7cad86e2533f702edb695f734f","first_computed_at":"2026-05-18T01:43:50.919661Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:43:50.919661Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hpdu++lV81X9BXLY6otInRU94CB55RgJhYHm8GJgxE+K1siq6JnZ337mAYEhRey7+cOhEsImzctkVArB9a32Bw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:43:50.920210Z","signed_message":"canonical_sha256_bytes"},"source_id":"1403.6664","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:228bbb9dbe8ddd140d3914ed64d376b201293295e59eaeaad01f22c44939336c","sha256:afbc3814aefd5167f140d855f4dba349db636105082b2441be74c62ae37e04cf"],"state_sha256":"359f8970b3087185cb9df357584b45bd5d1c7ff0383fff7eb6e999bd37638a79"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FtNF3hjtDJcegNSG79RFB+r/5ov7C6/VKfFJcEFHPWzo4fyGAs8gLWQo2c03ctHk95yNnWFyJ9MLCdLsRzMXAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T12:25:58.540986Z","bundle_sha256":"7fb902ae6e4f1bbe32cd54371cf607990d9b47e6c352f6b144aac43c26527442"}}