{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:55QAVQC2XCEIISAOT75AGE5NW4","short_pith_number":"pith:55QAVQC2","canonical_record":{"source":{"id":"1806.04683","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2018-06-12T18:00:02Z","cross_cats_sorted":["astro-ph.IM"],"title_canon_sha256":"91f34d516ad00b5a706494804dbd288ac8969b222708409155f68bb5c7c409ce","abstract_canon_sha256":"771f69b8dd2ae0d3f4346f87bc35d2336faf41aea3264c1075d241a1f91092f0"},"schema_version":"1.0"},"canonical_sha256":"ef600ac05ab88884480e9ffa0313adb7095defe122e92c1cf7a2e2256d85cc19","source":{"kind":"arxiv","id":"1806.04683","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1806.04683","created_at":"2026-07-05T00:45:02Z"},{"alias_kind":"arxiv_version","alias_value":"1806.04683v2","created_at":"2026-07-05T00:45:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.04683","created_at":"2026-07-05T00:45:02Z"},{"alias_kind":"pith_short_12","alias_value":"55QAVQC2XCEI","created_at":"2026-07-05T00:45:02Z"},{"alias_kind":"pith_short_16","alias_value":"55QAVQC2XCEIISAO","created_at":"2026-07-05T00:45:02Z"},{"alias_kind":"pith_short_8","alias_value":"55QAVQC2","created_at":"2026-07-05T00:45:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:55QAVQC2XCEIISAOT75AGE5NW4","target":"record","payload":{"canonical_record":{"source":{"id":"1806.04683","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2018-06-12T18:00:02Z","cross_cats_sorted":["astro-ph.IM"],"title_canon_sha256":"91f34d516ad00b5a706494804dbd288ac8969b222708409155f68bb5c7c409ce","abstract_canon_sha256":"771f69b8dd2ae0d3f4346f87bc35d2336faf41aea3264c1075d241a1f91092f0"},"schema_version":"1.0"},"canonical_sha256":"ef600ac05ab88884480e9ffa0313adb7095defe122e92c1cf7a2e2256d85cc19","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:45:02.168852Z","signature_b64":"OrERwhjX43i5M8uy/9GwlM1DqLAz4ua+E4qeNkAre2mnoWk/vneqjF8KIrhoyq0tkyzJJRHSO8O6DVDe36iGBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ef600ac05ab88884480e9ffa0313adb7095defe122e92c1cf7a2e2256d85cc19","last_reissued_at":"2026-07-05T00:45:02.168444Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:45:02.168444Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1806.04683","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":"2026-07-05T00:45:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9oRetZLDsX1paSJAzlzFd11KH1rNdgm5ohYrjtNV9HpBMoqxynk93QwuZo/2pOsBuHHV/T+i93bgMFl/DXvaBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T23:48:43.245583Z"},"content_sha256":"97a79278f0fcb2696e7d39d470e766c1bc4365abc0d0e7323027c5b6c10b8818","schema_version":"1.0","event_id":"sha256:97a79278f0fcb2696e7d39d470e766c1bc4365abc0d0e7323027c5b6c10b8818"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:55QAVQC2XCEIISAOT75AGE5NW4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantifying the Bayesian Evidence for a Planet in Radial Velocity Data","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.IM"],"primary_cat":"astro-ph.EP","authors_text":"Benjamin E. Nelson, Eric B. Ford, Jo\\~ao P. Faria, Johannes Buchner, Rodrigo F. D\\'iaz, Ryan Cloutier, Surangkhana Rukdee, Vinesh M. Rajpaul","submitted_at":"2018-06-12T18:00:02Z","abstract_excerpt":"We present results from a data challenge posed to the radial velocity (RV) community: namely, to quantify the Bayesian \"evidence\" for n={0,1,2,3} planets in a set of synthetically generated RV datasets containing a range of planet signals. Participating teams were provided the same likelihood function and set of priors to use in their analysis. They applied a variety of methods to estimate Z, the marginal likelihood for each n-planet model, including cross-validation, the Laplace approximation, importance sampling, and nested sampling. We found the dispersion in Z across different methods grew"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.04683","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/1806.04683/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":"2026-07-05T00:45:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3Oyr490h2PSqK4s/mpZbaBgD9ML0RC9QUOHzDc/HtDXdMjQhua5s4EgSOOESw4CNSv/M1I/CX0xy7vBDvdDEBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T23:48:43.246473Z"},"content_sha256":"842fce3ac9539c1b1cdac285bcc26cfafed93443a39600ac383f4ca3b5937788","schema_version":"1.0","event_id":"sha256:842fce3ac9539c1b1cdac285bcc26cfafed93443a39600ac383f4ca3b5937788"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/55QAVQC2XCEIISAOT75AGE5NW4/bundle.json","state_url":"https://pith.science/pith/55QAVQC2XCEIISAOT75AGE5NW4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/55QAVQC2XCEIISAOT75AGE5NW4/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":"2026-08-16T23:48:43Z","links":{"resolver":"https://pith.science/pith/55QAVQC2XCEIISAOT75AGE5NW4","bundle":"https://pith.science/pith/55QAVQC2XCEIISAOT75AGE5NW4/bundle.json","state":"https://pith.science/pith/55QAVQC2XCEIISAOT75AGE5NW4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/55QAVQC2XCEIISAOT75AGE5NW4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:55QAVQC2XCEIISAOT75AGE5NW4","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":"771f69b8dd2ae0d3f4346f87bc35d2336faf41aea3264c1075d241a1f91092f0","cross_cats_sorted":["astro-ph.IM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2018-06-12T18:00:02Z","title_canon_sha256":"91f34d516ad00b5a706494804dbd288ac8969b222708409155f68bb5c7c409ce"},"schema_version":"1.0","source":{"id":"1806.04683","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1806.04683","created_at":"2026-07-05T00:45:02Z"},{"alias_kind":"arxiv_version","alias_value":"1806.04683v2","created_at":"2026-07-05T00:45:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.04683","created_at":"2026-07-05T00:45:02Z"},{"alias_kind":"pith_short_12","alias_value":"55QAVQC2XCEI","created_at":"2026-07-05T00:45:02Z"},{"alias_kind":"pith_short_16","alias_value":"55QAVQC2XCEIISAO","created_at":"2026-07-05T00:45:02Z"},{"alias_kind":"pith_short_8","alias_value":"55QAVQC2","created_at":"2026-07-05T00:45:02Z"}],"graph_snapshots":[{"event_id":"sha256:842fce3ac9539c1b1cdac285bcc26cfafed93443a39600ac383f4ca3b5937788","target":"graph","created_at":"2026-07-05T00:45:02Z","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/1806.04683/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present results from a data challenge posed to the radial velocity (RV) community: namely, to quantify the Bayesian \"evidence\" for n={0,1,2,3} planets in a set of synthetically generated RV datasets containing a range of planet signals. Participating teams were provided the same likelihood function and set of priors to use in their analysis. They applied a variety of methods to estimate Z, the marginal likelihood for each n-planet model, including cross-validation, the Laplace approximation, importance sampling, and nested sampling. We found the dispersion in Z across different methods grew","authors_text":"Benjamin E. Nelson, Eric B. Ford, Jo\\~ao P. Faria, Johannes Buchner, Rodrigo F. D\\'iaz, Ryan Cloutier, Surangkhana Rukdee, Vinesh M. Rajpaul","cross_cats":["astro-ph.IM"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2018-06-12T18:00:02Z","title":"Quantifying the Bayesian Evidence for a Planet in Radial Velocity Data"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.04683","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":"sha256:97a79278f0fcb2696e7d39d470e766c1bc4365abc0d0e7323027c5b6c10b8818","target":"record","created_at":"2026-07-05T00:45:02Z","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":"771f69b8dd2ae0d3f4346f87bc35d2336faf41aea3264c1075d241a1f91092f0","cross_cats_sorted":["astro-ph.IM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2018-06-12T18:00:02Z","title_canon_sha256":"91f34d516ad00b5a706494804dbd288ac8969b222708409155f68bb5c7c409ce"},"schema_version":"1.0","source":{"id":"1806.04683","kind":"arxiv","version":2}},"canonical_sha256":"ef600ac05ab88884480e9ffa0313adb7095defe122e92c1cf7a2e2256d85cc19","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ef600ac05ab88884480e9ffa0313adb7095defe122e92c1cf7a2e2256d85cc19","first_computed_at":"2026-07-05T00:45:02.168444Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:45:02.168444Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"OrERwhjX43i5M8uy/9GwlM1DqLAz4ua+E4qeNkAre2mnoWk/vneqjF8KIrhoyq0tkyzJJRHSO8O6DVDe36iGBw==","signature_status":"signed_v1","signed_at":"2026-07-05T00:45:02.168852Z","signed_message":"canonical_sha256_bytes"},"source_id":"1806.04683","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:97a79278f0fcb2696e7d39d470e766c1bc4365abc0d0e7323027c5b6c10b8818","sha256:842fce3ac9539c1b1cdac285bcc26cfafed93443a39600ac383f4ca3b5937788"],"state_sha256":"0a9956d19e1a494c9a2d389a7ac5ccb697449b556d0b292de03614105ba428f6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GioCJv+IDfuNgz2BcqyZuvdfFWvMlnTDdTjCKlK1makiYR0B7jWj+ynSF1b1cQqjpcjRjdWgdykNGJyxu5E2Bg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T23:48:43.252065Z","bundle_sha256":"9db6803466da8de5e507f395e51ab2be0a273422f04d019f23e408f403f33b3e"}}