{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:DRF3OMHZPJEVLL7YUJFSP2NWDB","short_pith_number":"pith:DRF3OMHZ","canonical_record":{"source":{"id":"1610.08688","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-10-27T10:25:56Z","cross_cats_sorted":["astro-ph.EP"],"title_canon_sha256":"8ed9a7833e186949b069abd1dc5c5dc65130468994ecfd77cb1976a1c7168801","abstract_canon_sha256":"5987ed892e3aab7702fdf7dc4e23d3015f817d729c2f26b5bef39d9e852bd3bb"},"schema_version":"1.0"},"canonical_sha256":"1c4bb730f97a4955aff8a24b27e9b6186609a75464b337eff66dceadf43e884a","source":{"kind":"arxiv","id":"1610.08688","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1610.08688","created_at":"2026-05-18T00:54:28Z"},{"alias_kind":"arxiv_version","alias_value":"1610.08688v1","created_at":"2026-05-18T00:54:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1610.08688","created_at":"2026-05-18T00:54:28Z"},{"alias_kind":"pith_short_12","alias_value":"DRF3OMHZPJEV","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_16","alias_value":"DRF3OMHZPJEVLL7Y","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_8","alias_value":"DRF3OMHZ","created_at":"2026-05-18T12:30:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:DRF3OMHZPJEVLL7YUJFSP2NWDB","target":"record","payload":{"canonical_record":{"source":{"id":"1610.08688","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-10-27T10:25:56Z","cross_cats_sorted":["astro-ph.EP"],"title_canon_sha256":"8ed9a7833e186949b069abd1dc5c5dc65130468994ecfd77cb1976a1c7168801","abstract_canon_sha256":"5987ed892e3aab7702fdf7dc4e23d3015f817d729c2f26b5bef39d9e852bd3bb"},"schema_version":"1.0"},"canonical_sha256":"1c4bb730f97a4955aff8a24b27e9b6186609a75464b337eff66dceadf43e884a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:54:28.085586Z","signature_b64":"gkcSnb2zOJIVEjvL5vkSEJz2eyqURIKUXqEqs/y4mWXQuf0d9fsMfNJNrrfp1SfKzmkWoacFNvwhStt4mCMVCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1c4bb730f97a4955aff8a24b27e9b6186609a75464b337eff66dceadf43e884a","last_reissued_at":"2026-05-18T00:54:28.084838Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:54:28.084838Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1610.08688","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":"2026-05-18T00:54:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"U6x5SAHgXYr0HRk6uhB0Fpl/dEWqGqW+YRtTMi3XlhsB66xvldl2hNzqNgcvEo1t5U7xzOBkI0EjFA6VJYiAAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T18:33:56.507692Z"},"content_sha256":"a344f08ec2cfc757958099a0f9a718a90c543a0478a1c089a722a58f728c0444","schema_version":"1.0","event_id":"sha256:a344f08ec2cfc757958099a0f9a718a90c543a0478a1c089a722a58f728c0444"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:DRF3OMHZPJEVLL7YUJFSP2NWDB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A simple model to describe intrinsic stellar noise for exoplanet detection around red giants","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.EP"],"primary_cat":"astro-ph.SR","authors_text":"Daniel Huber, Dimitri Veras, James S. Kuszlewicz, Mikkel N. Lund, Rasmus Handberg, Ronald L. Gilliland, Thomas S. H. North, Tiago L. Campante, William J. Chaplin, Will M. Farr","submitted_at":"2016-10-27T10:25:56Z","abstract_excerpt":"In spite of the huge advances in exoplanet research provided by the NASA Kepler Mission, there remain only a small number of transit detections around evolved stars. Here we present a reformulation of the noise properties of red-giant stars, where the intrinsic stellar granulation, and the stellar oscillations described by asteroseismology play a key role. The new noise model is a significant improvement on the current Kepler results for evolved stars. Our noise model may be used to help understand planet detection thresholds for the ongoing K2 and upcoming TESS missions, and serve as a predic"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1610.08688","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":"2026-05-18T00:54:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Yx0LswUebQzRANPPtwvQqSuHEpIBxl8AhC9SKP9ViwUbbZr+9WJo6Pc0iaqphh1fc+j+KJYP/3BuptrM3VmXAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T18:33:56.508370Z"},"content_sha256":"659a882b34c62c331e9a61cd5d5821c13845f4d7e761936352d8bd0ada596900","schema_version":"1.0","event_id":"sha256:659a882b34c62c331e9a61cd5d5821c13845f4d7e761936352d8bd0ada596900"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DRF3OMHZPJEVLL7YUJFSP2NWDB/bundle.json","state_url":"https://pith.science/pith/DRF3OMHZPJEVLL7YUJFSP2NWDB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DRF3OMHZPJEVLL7YUJFSP2NWDB/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":"2026-05-26T18:33:56Z","links":{"resolver":"https://pith.science/pith/DRF3OMHZPJEVLL7YUJFSP2NWDB","bundle":"https://pith.science/pith/DRF3OMHZPJEVLL7YUJFSP2NWDB/bundle.json","state":"https://pith.science/pith/DRF3OMHZPJEVLL7YUJFSP2NWDB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DRF3OMHZPJEVLL7YUJFSP2NWDB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:DRF3OMHZPJEVLL7YUJFSP2NWDB","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":"5987ed892e3aab7702fdf7dc4e23d3015f817d729c2f26b5bef39d9e852bd3bb","cross_cats_sorted":["astro-ph.EP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-10-27T10:25:56Z","title_canon_sha256":"8ed9a7833e186949b069abd1dc5c5dc65130468994ecfd77cb1976a1c7168801"},"schema_version":"1.0","source":{"id":"1610.08688","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1610.08688","created_at":"2026-05-18T00:54:28Z"},{"alias_kind":"arxiv_version","alias_value":"1610.08688v1","created_at":"2026-05-18T00:54:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1610.08688","created_at":"2026-05-18T00:54:28Z"},{"alias_kind":"pith_short_12","alias_value":"DRF3OMHZPJEV","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_16","alias_value":"DRF3OMHZPJEVLL7Y","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_8","alias_value":"DRF3OMHZ","created_at":"2026-05-18T12:30:12Z"}],"graph_snapshots":[{"event_id":"sha256:659a882b34c62c331e9a61cd5d5821c13845f4d7e761936352d8bd0ada596900","target":"graph","created_at":"2026-05-18T00:54:28Z","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":"In spite of the huge advances in exoplanet research provided by the NASA Kepler Mission, there remain only a small number of transit detections around evolved stars. Here we present a reformulation of the noise properties of red-giant stars, where the intrinsic stellar granulation, and the stellar oscillations described by asteroseismology play a key role. The new noise model is a significant improvement on the current Kepler results for evolved stars. Our noise model may be used to help understand planet detection thresholds for the ongoing K2 and upcoming TESS missions, and serve as a predic","authors_text":"Daniel Huber, Dimitri Veras, James S. Kuszlewicz, Mikkel N. Lund, Rasmus Handberg, Ronald L. Gilliland, Thomas S. H. North, Tiago L. Campante, William J. Chaplin, Will M. Farr","cross_cats":["astro-ph.EP"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-10-27T10:25:56Z","title":"A simple model to describe intrinsic stellar noise for exoplanet detection around red giants"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1610.08688","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:a344f08ec2cfc757958099a0f9a718a90c543a0478a1c089a722a58f728c0444","target":"record","created_at":"2026-05-18T00:54:28Z","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":"5987ed892e3aab7702fdf7dc4e23d3015f817d729c2f26b5bef39d9e852bd3bb","cross_cats_sorted":["astro-ph.EP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-10-27T10:25:56Z","title_canon_sha256":"8ed9a7833e186949b069abd1dc5c5dc65130468994ecfd77cb1976a1c7168801"},"schema_version":"1.0","source":{"id":"1610.08688","kind":"arxiv","version":1}},"canonical_sha256":"1c4bb730f97a4955aff8a24b27e9b6186609a75464b337eff66dceadf43e884a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1c4bb730f97a4955aff8a24b27e9b6186609a75464b337eff66dceadf43e884a","first_computed_at":"2026-05-18T00:54:28.084838Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:54:28.084838Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gkcSnb2zOJIVEjvL5vkSEJz2eyqURIKUXqEqs/y4mWXQuf0d9fsMfNJNrrfp1SfKzmkWoacFNvwhStt4mCMVCg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:54:28.085586Z","signed_message":"canonical_sha256_bytes"},"source_id":"1610.08688","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a344f08ec2cfc757958099a0f9a718a90c543a0478a1c089a722a58f728c0444","sha256:659a882b34c62c331e9a61cd5d5821c13845f4d7e761936352d8bd0ada596900"],"state_sha256":"df15cca7483ded7cc8079f2d1f2b7c9482cf340621e11b473c52feb3985ebe16"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"94CWkR2YBMfEydWQhBU5VS5AgOr4g6dJUGtLnKtoyoV4364nkF8lu2m6vtEAPRITrMaAW8Bs/paudSAuoytOCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T18:33:56.511454Z","bundle_sha256":"290df325e4baf5b750f0f103f533b2b427feff11c8bf59316ceb8adf5bfdf037"}}