{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:4G6TRXL7DX6HQZEKY6DZ2W3HUT","short_pith_number":"pith:4G6TRXL7","canonical_record":{"source":{"id":"1805.00424","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2018-05-01T16:39:51Z","cross_cats_sorted":[],"title_canon_sha256":"adf373efd8239877b2e3f0b27d50aad9dd1ea3e65cb7acabcc7f926851b9b74c","abstract_canon_sha256":"717395ab35368f59f556fe44d857039f8a72280a82bdc8683cc051b309135ce4"},"schema_version":"1.0"},"canonical_sha256":"e1bd38dd7f1dfc78648ac7879d5b67a4d4bcd977105bb8dfb5e9b6b039a1ca5d","source":{"kind":"arxiv","id":"1805.00424","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.00424","created_at":"2026-05-18T00:12:17Z"},{"alias_kind":"arxiv_version","alias_value":"1805.00424v1","created_at":"2026-05-18T00:12:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.00424","created_at":"2026-05-18T00:12:17Z"},{"alias_kind":"pith_short_12","alias_value":"4G6TRXL7DX6H","created_at":"2026-05-18T12:32:05Z"},{"alias_kind":"pith_short_16","alias_value":"4G6TRXL7DX6HQZEK","created_at":"2026-05-18T12:32:05Z"},{"alias_kind":"pith_short_8","alias_value":"4G6TRXL7","created_at":"2026-05-18T12:32:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:4G6TRXL7DX6HQZEKY6DZ2W3HUT","target":"record","payload":{"canonical_record":{"source":{"id":"1805.00424","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2018-05-01T16:39:51Z","cross_cats_sorted":[],"title_canon_sha256":"adf373efd8239877b2e3f0b27d50aad9dd1ea3e65cb7acabcc7f926851b9b74c","abstract_canon_sha256":"717395ab35368f59f556fe44d857039f8a72280a82bdc8683cc051b309135ce4"},"schema_version":"1.0"},"canonical_sha256":"e1bd38dd7f1dfc78648ac7879d5b67a4d4bcd977105bb8dfb5e9b6b039a1ca5d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:12:17.183523Z","signature_b64":"IIJ5lm3i2YEO0KRyPpEToLV2HsL7PckAOegU1FFH/Ylpk+21v8F15MyFxMWeNb6JlUha3sroUNUVfUIZr7/QCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e1bd38dd7f1dfc78648ac7879d5b67a4d4bcd977105bb8dfb5e9b6b039a1ca5d","last_reissued_at":"2026-05-18T00:12:17.182825Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:12:17.182825Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1805.00424","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":"2026-05-18T00:12:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OMqp4Xn1nvZRSfeyhsc3aYYKA+KYVLH2ICllogciAH509XSEcboAbgA4FrKqJ1wv2wbQvJcjJp++RguekD0rBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T19:59:21.501447Z"},"content_sha256":"c4b6f4b754381e812f412e6d7c07b34d61b5d20759a6032b680361434f8ba4fc","schema_version":"1.0","event_id":"sha256:c4b6f4b754381e812f412e6d7c07b34d61b5d20759a6032b680361434f8ba4fc"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:4G6TRXL7DX6HQZEKY6DZ2W3HUT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A HST/WFC3 Thermal Emission Spectrum of the Hot Jupiter HAT-P-7b","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Diana Dragomir, Jacob Arcangeli, Jacob L. Bean, Jean-Michel Desert, Jonathan J. Fortney, Kevin B. Stevenson, Laura Kreidberg, Megan Mansfield, Michael R. Line, Vivien Parmentier","submitted_at":"2018-05-01T16:39:51Z","abstract_excerpt":"Secondary eclipse observations of several of the hottest hot Jupiters show featureless, blackbody-like spectra or molecular emission features, which are consistent with thermal inversions being present in those atmospheres. Theory predicts a transition between warmer atmospheres with thermal inversions and cooler atmospheres without inversions, but the exact transition point is unknown. In order to further investigate this issue, we observed two secondary eclipses of the hot Jupiter HAT-P-7b with the Hubble Space Telescope (HST) WFC3 instrument and combined these data with previous Spitzer and"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.00424","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":"2026-05-18T00:12:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zn0gRQlN9TzdARhFsk4CWtneQcZrKyKULvxZb4aHxmCIoV1dRL3w5vsvEfEakpDk6NkzyzGUawiMCRzL+auOAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T19:59:21.502158Z"},"content_sha256":"8a46bc0272182bee004c9305d02853282f5890fe77408c17c041ef6ae7d3601e","schema_version":"1.0","event_id":"sha256:8a46bc0272182bee004c9305d02853282f5890fe77408c17c041ef6ae7d3601e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4G6TRXL7DX6HQZEKY6DZ2W3HUT/bundle.json","state_url":"https://pith.science/pith/4G6TRXL7DX6HQZEKY6DZ2W3HUT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4G6TRXL7DX6HQZEKY6DZ2W3HUT/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":"2026-05-28T19:59:21Z","links":{"resolver":"https://pith.science/pith/4G6TRXL7DX6HQZEKY6DZ2W3HUT","bundle":"https://pith.science/pith/4G6TRXL7DX6HQZEKY6DZ2W3HUT/bundle.json","state":"https://pith.science/pith/4G6TRXL7DX6HQZEKY6DZ2W3HUT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4G6TRXL7DX6HQZEKY6DZ2W3HUT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:4G6TRXL7DX6HQZEKY6DZ2W3HUT","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":"717395ab35368f59f556fe44d857039f8a72280a82bdc8683cc051b309135ce4","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2018-05-01T16:39:51Z","title_canon_sha256":"adf373efd8239877b2e3f0b27d50aad9dd1ea3e65cb7acabcc7f926851b9b74c"},"schema_version":"1.0","source":{"id":"1805.00424","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.00424","created_at":"2026-05-18T00:12:17Z"},{"alias_kind":"arxiv_version","alias_value":"1805.00424v1","created_at":"2026-05-18T00:12:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.00424","created_at":"2026-05-18T00:12:17Z"},{"alias_kind":"pith_short_12","alias_value":"4G6TRXL7DX6H","created_at":"2026-05-18T12:32:05Z"},{"alias_kind":"pith_short_16","alias_value":"4G6TRXL7DX6HQZEK","created_at":"2026-05-18T12:32:05Z"},{"alias_kind":"pith_short_8","alias_value":"4G6TRXL7","created_at":"2026-05-18T12:32:05Z"}],"graph_snapshots":[{"event_id":"sha256:8a46bc0272182bee004c9305d02853282f5890fe77408c17c041ef6ae7d3601e","target":"graph","created_at":"2026-05-18T00:12:17Z","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":"Secondary eclipse observations of several of the hottest hot Jupiters show featureless, blackbody-like spectra or molecular emission features, which are consistent with thermal inversions being present in those atmospheres. Theory predicts a transition between warmer atmospheres with thermal inversions and cooler atmospheres without inversions, but the exact transition point is unknown. In order to further investigate this issue, we observed two secondary eclipses of the hot Jupiter HAT-P-7b with the Hubble Space Telescope (HST) WFC3 instrument and combined these data with previous Spitzer and","authors_text":"Diana Dragomir, Jacob Arcangeli, Jacob L. Bean, Jean-Michel Desert, Jonathan J. Fortney, Kevin B. Stevenson, Laura Kreidberg, Megan Mansfield, Michael R. Line, Vivien Parmentier","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2018-05-01T16:39:51Z","title":"A HST/WFC3 Thermal Emission Spectrum of the Hot Jupiter HAT-P-7b"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.00424","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:c4b6f4b754381e812f412e6d7c07b34d61b5d20759a6032b680361434f8ba4fc","target":"record","created_at":"2026-05-18T00:12:17Z","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":"717395ab35368f59f556fe44d857039f8a72280a82bdc8683cc051b309135ce4","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2018-05-01T16:39:51Z","title_canon_sha256":"adf373efd8239877b2e3f0b27d50aad9dd1ea3e65cb7acabcc7f926851b9b74c"},"schema_version":"1.0","source":{"id":"1805.00424","kind":"arxiv","version":1}},"canonical_sha256":"e1bd38dd7f1dfc78648ac7879d5b67a4d4bcd977105bb8dfb5e9b6b039a1ca5d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e1bd38dd7f1dfc78648ac7879d5b67a4d4bcd977105bb8dfb5e9b6b039a1ca5d","first_computed_at":"2026-05-18T00:12:17.182825Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:12:17.182825Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"IIJ5lm3i2YEO0KRyPpEToLV2HsL7PckAOegU1FFH/Ylpk+21v8F15MyFxMWeNb6JlUha3sroUNUVfUIZr7/QCw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:12:17.183523Z","signed_message":"canonical_sha256_bytes"},"source_id":"1805.00424","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c4b6f4b754381e812f412e6d7c07b34d61b5d20759a6032b680361434f8ba4fc","sha256:8a46bc0272182bee004c9305d02853282f5890fe77408c17c041ef6ae7d3601e"],"state_sha256":"1297b250a5afcba00459b9a68acc01243d030b40ed3d24190290b29d1d9474c4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7IR/fhsWJEcyCf1c/GWA0vV7ed42yNe2vQsvx4J2sDX69kUGfp/ciMRyC1uAHZFDwrbIGwT2ZikUl5vfgdCRBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T19:59:21.506143Z","bundle_sha256":"ac73cb49d347f36aeff9006a492a45c1ee242ebf95878e9d428d49426b80bf5a"}}