{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:3YOD3C2SFHM6CZBIAQUEZWOWJA","short_pith_number":"pith:3YOD3C2S","canonical_record":{"source":{"id":"1501.06952","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2015-01-27T22:54:14Z","cross_cats_sorted":["astro-ph.EP","physics.data-an","stat.AP"],"title_canon_sha256":"17cf89eb93907a1ee13fad8572a6a12886a9c8387b28f0786f641f81737195f0","abstract_canon_sha256":"39ac268a82862851a2e1e43fbf5e7fa0dd271d30108112fb82606783e2f0e80c"},"schema_version":"1.0"},"canonical_sha256":"de1c3d8b5229d9e1642804284cd9d64828ca22b755f39be6a2fad0c2224f15e0","source":{"kind":"arxiv","id":"1501.06952","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1501.06952","created_at":"2026-05-18T01:41:06Z"},{"alias_kind":"arxiv_version","alias_value":"1501.06952v1","created_at":"2026-05-18T01:41:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.06952","created_at":"2026-05-18T01:41:06Z"},{"alias_kind":"pith_short_12","alias_value":"3YOD3C2SFHM6","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_16","alias_value":"3YOD3C2SFHM6CZBI","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_8","alias_value":"3YOD3C2S","created_at":"2026-05-18T12:29:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:3YOD3C2SFHM6CZBIAQUEZWOWJA","target":"record","payload":{"canonical_record":{"source":{"id":"1501.06952","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2015-01-27T22:54:14Z","cross_cats_sorted":["astro-ph.EP","physics.data-an","stat.AP"],"title_canon_sha256":"17cf89eb93907a1ee13fad8572a6a12886a9c8387b28f0786f641f81737195f0","abstract_canon_sha256":"39ac268a82862851a2e1e43fbf5e7fa0dd271d30108112fb82606783e2f0e80c"},"schema_version":"1.0"},"canonical_sha256":"de1c3d8b5229d9e1642804284cd9d64828ca22b755f39be6a2fad0c2224f15e0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:41:06.261409Z","signature_b64":"H4WxpiAa0AmVdIpUUUPQp9jndjzQLDgZVhlqwDznyiLVTga1EplBefQCnk3BJznSnBJwA+J4olDKmI32jTf/Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"de1c3d8b5229d9e1642804284cd9d64828ca22b755f39be6a2fad0c2224f15e0","last_reissued_at":"2026-05-18T01:41:06.260870Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:41:06.260870Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1501.06952","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":"2026-05-18T01:41:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HqV2nvAKh+NLUhchwq1KR00Kw+FfiXap1aVWkvnqTMwXAXxIdtRnwvUtinU8D9SgoayCj/9wxpoRW3OJr634Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T21:55:05.394946Z"},"content_sha256":"c8ff8c995119706285378dc3e86afdc82f871b84daf82a37cd646715b8986152","schema_version":"1.0","event_id":"sha256:c8ff8c995119706285378dc3e86afdc82f871b84daf82a37cd646715b8986152"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:3YOD3C2SFHM6CZBIAQUEZWOWJA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Fast Bayesian Inference for Exoplanet Discovery in Radial Velocity Data","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.EP","physics.data-an","stat.AP"],"primary_cat":"astro-ph.IM","authors_text":"Brendon J. Brewer, Courtney P. Donovan","submitted_at":"2015-01-27T22:54:14Z","abstract_excerpt":"Inferring the number of planets $N$ in an exoplanetary system from radial velocity (RV) data is a challenging task. Recently, it has become clear that RV data can contain periodic signals due to stellar activity, which can be difficult to distinguish from planetary signals. However, even doing the inference under a given set of simplifying assumptions (e.g. no stellar activity) can be difficult. It is common for the posterior distribution for the planet parameters, such as orbital periods, to be multimodal and to have other awkward features. In addition, when $N$ is unknown, the marginal likel"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.06952","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":"2026-05-18T01:41:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uhv5GVT4/WH4XhpRqjDBJPBQ4mnCSNEmBJZ77t8kuJPJH7JqPIZQnFoHF8qkuHazr+GOcC2ZbQNfqkdxy/0MDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T21:55:05.395472Z"},"content_sha256":"abcde920f8ef13cb9b038fbd1408ef5aac5ab2ff8cf8d8c6b102cbce85548059","schema_version":"1.0","event_id":"sha256:abcde920f8ef13cb9b038fbd1408ef5aac5ab2ff8cf8d8c6b102cbce85548059"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3YOD3C2SFHM6CZBIAQUEZWOWJA/bundle.json","state_url":"https://pith.science/pith/3YOD3C2SFHM6CZBIAQUEZWOWJA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3YOD3C2SFHM6CZBIAQUEZWOWJA/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":"2026-06-10T21:55:05Z","links":{"resolver":"https://pith.science/pith/3YOD3C2SFHM6CZBIAQUEZWOWJA","bundle":"https://pith.science/pith/3YOD3C2SFHM6CZBIAQUEZWOWJA/bundle.json","state":"https://pith.science/pith/3YOD3C2SFHM6CZBIAQUEZWOWJA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3YOD3C2SFHM6CZBIAQUEZWOWJA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:3YOD3C2SFHM6CZBIAQUEZWOWJA","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":"39ac268a82862851a2e1e43fbf5e7fa0dd271d30108112fb82606783e2f0e80c","cross_cats_sorted":["astro-ph.EP","physics.data-an","stat.AP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2015-01-27T22:54:14Z","title_canon_sha256":"17cf89eb93907a1ee13fad8572a6a12886a9c8387b28f0786f641f81737195f0"},"schema_version":"1.0","source":{"id":"1501.06952","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1501.06952","created_at":"2026-05-18T01:41:06Z"},{"alias_kind":"arxiv_version","alias_value":"1501.06952v1","created_at":"2026-05-18T01:41:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.06952","created_at":"2026-05-18T01:41:06Z"},{"alias_kind":"pith_short_12","alias_value":"3YOD3C2SFHM6","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_16","alias_value":"3YOD3C2SFHM6CZBI","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_8","alias_value":"3YOD3C2S","created_at":"2026-05-18T12:29:02Z"}],"graph_snapshots":[{"event_id":"sha256:abcde920f8ef13cb9b038fbd1408ef5aac5ab2ff8cf8d8c6b102cbce85548059","target":"graph","created_at":"2026-05-18T01:41:06Z","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":"Inferring the number of planets $N$ in an exoplanetary system from radial velocity (RV) data is a challenging task. Recently, it has become clear that RV data can contain periodic signals due to stellar activity, which can be difficult to distinguish from planetary signals. However, even doing the inference under a given set of simplifying assumptions (e.g. no stellar activity) can be difficult. It is common for the posterior distribution for the planet parameters, such as orbital periods, to be multimodal and to have other awkward features. In addition, when $N$ is unknown, the marginal likel","authors_text":"Brendon J. Brewer, Courtney P. Donovan","cross_cats":["astro-ph.EP","physics.data-an","stat.AP"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2015-01-27T22:54:14Z","title":"Fast Bayesian Inference for Exoplanet Discovery in Radial Velocity Data"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.06952","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:c8ff8c995119706285378dc3e86afdc82f871b84daf82a37cd646715b8986152","target":"record","created_at":"2026-05-18T01:41:06Z","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":"39ac268a82862851a2e1e43fbf5e7fa0dd271d30108112fb82606783e2f0e80c","cross_cats_sorted":["astro-ph.EP","physics.data-an","stat.AP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2015-01-27T22:54:14Z","title_canon_sha256":"17cf89eb93907a1ee13fad8572a6a12886a9c8387b28f0786f641f81737195f0"},"schema_version":"1.0","source":{"id":"1501.06952","kind":"arxiv","version":1}},"canonical_sha256":"de1c3d8b5229d9e1642804284cd9d64828ca22b755f39be6a2fad0c2224f15e0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"de1c3d8b5229d9e1642804284cd9d64828ca22b755f39be6a2fad0c2224f15e0","first_computed_at":"2026-05-18T01:41:06.260870Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:41:06.260870Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"H4WxpiAa0AmVdIpUUUPQp9jndjzQLDgZVhlqwDznyiLVTga1EplBefQCnk3BJznSnBJwA+J4olDKmI32jTf/Bg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:41:06.261409Z","signed_message":"canonical_sha256_bytes"},"source_id":"1501.06952","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c8ff8c995119706285378dc3e86afdc82f871b84daf82a37cd646715b8986152","sha256:abcde920f8ef13cb9b038fbd1408ef5aac5ab2ff8cf8d8c6b102cbce85548059"],"state_sha256":"f30d54142b35a8d2ada19573f9d45d41a2eaf4ffd367f97912e840fdd0e0a1aa"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cNQEWm1i/TZjjlUI6T0lCBzwRX+1kX27lSyIFvvt4wAiZHZ4bWnnBAKagwZnBJp3r19geUYBnJzoV1xRHQYeCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-10T21:55:05.397505Z","bundle_sha256":"a95fb4dc027cc4eb45f43fa31425c30607f605e98511f10af706354aa8236635"}}