{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:VQRDVNEYWDEG5YLSEADGVO25ZV","short_pith_number":"pith:VQRDVNEY","canonical_record":{"source":{"id":"2008.11464","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2020-08-26T09:48:40Z","cross_cats_sorted":[],"title_canon_sha256":"5a3c674d6cc8c41b9345758bbae2659642044ff65b5e1ade4c972e2abb84d5ad","abstract_canon_sha256":"b06da5a5bc749cc673ce2a6911e8edcba278a230b539de241f025c5b5e214bed"},"schema_version":"1.0"},"canonical_sha256":"ac223ab498b0c86ee17220066abb5dcd6829c218a04be204d3deb45198e31b79","source":{"kind":"arxiv","id":"2008.11464","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.11464","created_at":"2026-07-05T01:33:43Z"},{"alias_kind":"arxiv_version","alias_value":"2008.11464v2","created_at":"2026-07-05T01:33:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.11464","created_at":"2026-07-05T01:33:43Z"},{"alias_kind":"pith_short_12","alias_value":"VQRDVNEYWDEG","created_at":"2026-07-05T01:33:43Z"},{"alias_kind":"pith_short_16","alias_value":"VQRDVNEYWDEG5YLS","created_at":"2026-07-05T01:33:43Z"},{"alias_kind":"pith_short_8","alias_value":"VQRDVNEY","created_at":"2026-07-05T01:33:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:VQRDVNEYWDEG5YLSEADGVO25ZV","target":"record","payload":{"canonical_record":{"source":{"id":"2008.11464","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2020-08-26T09:48:40Z","cross_cats_sorted":[],"title_canon_sha256":"5a3c674d6cc8c41b9345758bbae2659642044ff65b5e1ade4c972e2abb84d5ad","abstract_canon_sha256":"b06da5a5bc749cc673ce2a6911e8edcba278a230b539de241f025c5b5e214bed"},"schema_version":"1.0"},"canonical_sha256":"ac223ab498b0c86ee17220066abb5dcd6829c218a04be204d3deb45198e31b79","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:33:43.643000Z","signature_b64":"P+hH8iACmRl0tMN0gt2XD6RQwFnQlqa/4uY5uu1MBsQmOfT6PPePzg0D4eospo3TYCNa9K/rakYOaPOWIoekAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ac223ab498b0c86ee17220066abb5dcd6829c218a04be204d3deb45198e31b79","last_reissued_at":"2026-07-05T01:33:43.642561Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:33:43.642561Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2008.11464","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T01:33:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FNk/yJbxc3zxJaBx9aDCV/OLzrg/6+G2yfj8GGm1rJC4i9M7s1xynHnxmFTn4dM7K/BkeafGO1N87yB5+6drCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T03:21:30.990704Z"},"content_sha256":"7553ab316e9f7afd1afafe3341c53abd7399b2a4675044cfd09ad32fb70297cb","schema_version":"1.0","event_id":"sha256:7553ab316e9f7afd1afafe3341c53abd7399b2a4675044cfd09ad32fb70297cb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:VQRDVNEYWDEG5YLSEADGVO25ZV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Seeing above the Clouds with High Resolution Spectroscopy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Matteo Brogi, Rebecca K. Webb, Siddharth Gandhi","submitted_at":"2020-08-26T09:48:40Z","abstract_excerpt":"In the last decade ground based high resolution Doppler spectroscopy (HRS) has detected numerous species in transiting and non-transiting hot Jupiters, and is ideally placed for atmospheric characterisation of warm Neptunes and super Earths. Many of these cooler and smaller exoplanets have shown cloudy atmospheres from low resolution near infrared observations, making constraints on chemical species difficult. We investigate how HRS can improve on these given its sensitivity to spectral line cores which probe higher altitudes above the clouds. We model transmission spectra for the warm Neptune"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.11464","kind":"arxiv","version":2},"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/2008.11464/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":"2026-07-05T01:33:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vpLpJRhrbF7eI5kO1G9w7ShToSLrs0mtyQQHVaXce5CNfvGiHY4gCXBF+6UhMkq3p1Xjrn5P7wGjU+KJ5S6NBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T03:21:30.991315Z"},"content_sha256":"2c31cd800ad82ebe8f18859f5ae705c922a24845f662505a03a7030559fe391e","schema_version":"1.0","event_id":"sha256:2c31cd800ad82ebe8f18859f5ae705c922a24845f662505a03a7030559fe391e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VQRDVNEYWDEG5YLSEADGVO25ZV/bundle.json","state_url":"https://pith.science/pith/VQRDVNEYWDEG5YLSEADGVO25ZV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VQRDVNEYWDEG5YLSEADGVO25ZV/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":"2026-08-17T03:21:30Z","links":{"resolver":"https://pith.science/pith/VQRDVNEYWDEG5YLSEADGVO25ZV","bundle":"https://pith.science/pith/VQRDVNEYWDEG5YLSEADGVO25ZV/bundle.json","state":"https://pith.science/pith/VQRDVNEYWDEG5YLSEADGVO25ZV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VQRDVNEYWDEG5YLSEADGVO25ZV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:VQRDVNEYWDEG5YLSEADGVO25ZV","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":"b06da5a5bc749cc673ce2a6911e8edcba278a230b539de241f025c5b5e214bed","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2020-08-26T09:48:40Z","title_canon_sha256":"5a3c674d6cc8c41b9345758bbae2659642044ff65b5e1ade4c972e2abb84d5ad"},"schema_version":"1.0","source":{"id":"2008.11464","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.11464","created_at":"2026-07-05T01:33:43Z"},{"alias_kind":"arxiv_version","alias_value":"2008.11464v2","created_at":"2026-07-05T01:33:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.11464","created_at":"2026-07-05T01:33:43Z"},{"alias_kind":"pith_short_12","alias_value":"VQRDVNEYWDEG","created_at":"2026-07-05T01:33:43Z"},{"alias_kind":"pith_short_16","alias_value":"VQRDVNEYWDEG5YLS","created_at":"2026-07-05T01:33:43Z"},{"alias_kind":"pith_short_8","alias_value":"VQRDVNEY","created_at":"2026-07-05T01:33:43Z"}],"graph_snapshots":[{"event_id":"sha256:2c31cd800ad82ebe8f18859f5ae705c922a24845f662505a03a7030559fe391e","target":"graph","created_at":"2026-07-05T01:33:43Z","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/2008.11464/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In the last decade ground based high resolution Doppler spectroscopy (HRS) has detected numerous species in transiting and non-transiting hot Jupiters, and is ideally placed for atmospheric characterisation of warm Neptunes and super Earths. Many of these cooler and smaller exoplanets have shown cloudy atmospheres from low resolution near infrared observations, making constraints on chemical species difficult. We investigate how HRS can improve on these given its sensitivity to spectral line cores which probe higher altitudes above the clouds. We model transmission spectra for the warm Neptune","authors_text":"Matteo Brogi, Rebecca K. Webb, Siddharth Gandhi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2020-08-26T09:48:40Z","title":"Seeing above the Clouds with High Resolution Spectroscopy"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.11464","kind":"arxiv","version":2},"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":"sha256:7553ab316e9f7afd1afafe3341c53abd7399b2a4675044cfd09ad32fb70297cb","target":"record","created_at":"2026-07-05T01:33:43Z","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":"b06da5a5bc749cc673ce2a6911e8edcba278a230b539de241f025c5b5e214bed","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2020-08-26T09:48:40Z","title_canon_sha256":"5a3c674d6cc8c41b9345758bbae2659642044ff65b5e1ade4c972e2abb84d5ad"},"schema_version":"1.0","source":{"id":"2008.11464","kind":"arxiv","version":2}},"canonical_sha256":"ac223ab498b0c86ee17220066abb5dcd6829c218a04be204d3deb45198e31b79","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ac223ab498b0c86ee17220066abb5dcd6829c218a04be204d3deb45198e31b79","first_computed_at":"2026-07-05T01:33:43.642561Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:33:43.642561Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"P+hH8iACmRl0tMN0gt2XD6RQwFnQlqa/4uY5uu1MBsQmOfT6PPePzg0D4eospo3TYCNa9K/rakYOaPOWIoekAA==","signature_status":"signed_v1","signed_at":"2026-07-05T01:33:43.643000Z","signed_message":"canonical_sha256_bytes"},"source_id":"2008.11464","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7553ab316e9f7afd1afafe3341c53abd7399b2a4675044cfd09ad32fb70297cb","sha256:2c31cd800ad82ebe8f18859f5ae705c922a24845f662505a03a7030559fe391e"],"state_sha256":"1feb6da2b1a24042aab501f19c536eb8a2e9420ef7a5b5927715a9a7d8165448"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FS0vO8G4vKNeqI5p/k7Gc8aEyS3sU6bLunWRD64698k/qGlQ6EvQSbOx+fMhZg0EY4Xkbq7SqcPEYu5W7eObCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-17T03:21:30.997266Z","bundle_sha256":"dc8f3ae231ebaca8c8446e18a5e0286b083b89d9a4542e3fa8ab7baa615d20ac"}}