{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:VPNUZB3JH675INDS6BLZ452YIU","short_pith_number":"pith:VPNUZB3J","canonical_record":{"source":{"id":"1710.07293","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-10-19T18:00:03Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"de8e880c05c5956df2b17030f7f4949066cd88063c342a39d2c7f057d58e31c7","abstract_canon_sha256":"4164d684bff67d1a06b6a202864b973392d11326669ae24718b8ec8cacc4b7d1"},"schema_version":"1.0"},"canonical_sha256":"abdb4c87693fbfd43472f0579e7758450688316e78cd868b0e4347f7ab33fe2a","source":{"kind":"arxiv","id":"1710.07293","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.07293","created_at":"2026-05-18T00:29:27Z"},{"alias_kind":"arxiv_version","alias_value":"1710.07293v2","created_at":"2026-05-18T00:29:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.07293","created_at":"2026-05-18T00:29:27Z"},{"alias_kind":"pith_short_12","alias_value":"VPNUZB3JH675","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_16","alias_value":"VPNUZB3JH675INDS","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_8","alias_value":"VPNUZB3J","created_at":"2026-05-18T12:31:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:VPNUZB3JH675INDS6BLZ452YIU","target":"record","payload":{"canonical_record":{"source":{"id":"1710.07293","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-10-19T18:00:03Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"de8e880c05c5956df2b17030f7f4949066cd88063c342a39d2c7f057d58e31c7","abstract_canon_sha256":"4164d684bff67d1a06b6a202864b973392d11326669ae24718b8ec8cacc4b7d1"},"schema_version":"1.0"},"canonical_sha256":"abdb4c87693fbfd43472f0579e7758450688316e78cd868b0e4347f7ab33fe2a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:29:27.848938Z","signature_b64":"Z6kJ0rYby8qchcVQqjmN0lJtSCKosG/OMt8MyapDy1gm64oj1iY6ppZlttzD3YMvwxzJo0UzyS0C2YYheyK7Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"abdb4c87693fbfd43472f0579e7758450688316e78cd868b0e4347f7ab33fe2a","last_reissued_at":"2026-05-18T00:29:27.848064Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:29:27.848064Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1710.07293","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":"2026-05-18T00:29:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4s3sug1Axlx1N/VqOwSQcliImq2WK8QNpWHUOD8KbOWJ95ULNkKwCEHl2F9PnH9RucUhOgqe3FRPYV86iUb0CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T15:08:20.155400Z"},"content_sha256":"19437994af6f564030af059eb84da61b0ebb907097d3151966fe6b57eb9003f4","schema_version":"1.0","event_id":"sha256:19437994af6f564030af059eb84da61b0ebb907097d3151966fe6b57eb9003f4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:VPNUZB3JH675INDS6BLZ452YIU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Know the Planet, Know the Star: Precise Stellar Densities from Kepler Transit Light Curves","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.EP","authors_text":"David Kipping, Emily Sandford","submitted_at":"2017-10-19T18:00:03Z","abstract_excerpt":"The properties of a transiting planet's host star are written in its transit light curve. The light curve can reveal the stellar density and the limb darkening profile in addition to the characteristics of the planet and its orbit. For planets with strong prior constraints on orbital eccentricity, we may measure these stellar properties directly from the light curve; this method promises to aid greatly in the characterization of transiting planet host stars targeted by the upcoming NASA TESS mission and any long-period, singly-transiting planets discovered in the same systems. Using Bayesian i"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.07293","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":""},"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":"2026-05-18T00:29:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CTetIIaUQNB2YrUPbLIrK/1MKlOhEfThyoZ9Y8OMVPmVg8Bs2Ocewc9VcIvQC5E8ZD2EvrMg6c5/j5KSVqtwAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T15:08:20.155930Z"},"content_sha256":"53c24393bcb606900056d6b21f57361aac95b6f60574d6dd590ec50c8a2652ef","schema_version":"1.0","event_id":"sha256:53c24393bcb606900056d6b21f57361aac95b6f60574d6dd590ec50c8a2652ef"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VPNUZB3JH675INDS6BLZ452YIU/bundle.json","state_url":"https://pith.science/pith/VPNUZB3JH675INDS6BLZ452YIU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VPNUZB3JH675INDS6BLZ452YIU/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":"2026-05-24T15:08:20Z","links":{"resolver":"https://pith.science/pith/VPNUZB3JH675INDS6BLZ452YIU","bundle":"https://pith.science/pith/VPNUZB3JH675INDS6BLZ452YIU/bundle.json","state":"https://pith.science/pith/VPNUZB3JH675INDS6BLZ452YIU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VPNUZB3JH675INDS6BLZ452YIU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:VPNUZB3JH675INDS6BLZ452YIU","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":"4164d684bff67d1a06b6a202864b973392d11326669ae24718b8ec8cacc4b7d1","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-10-19T18:00:03Z","title_canon_sha256":"de8e880c05c5956df2b17030f7f4949066cd88063c342a39d2c7f057d58e31c7"},"schema_version":"1.0","source":{"id":"1710.07293","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.07293","created_at":"2026-05-18T00:29:27Z"},{"alias_kind":"arxiv_version","alias_value":"1710.07293v2","created_at":"2026-05-18T00:29:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.07293","created_at":"2026-05-18T00:29:27Z"},{"alias_kind":"pith_short_12","alias_value":"VPNUZB3JH675","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_16","alias_value":"VPNUZB3JH675INDS","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_8","alias_value":"VPNUZB3J","created_at":"2026-05-18T12:31:49Z"}],"graph_snapshots":[{"event_id":"sha256:53c24393bcb606900056d6b21f57361aac95b6f60574d6dd590ec50c8a2652ef","target":"graph","created_at":"2026-05-18T00:29:27Z","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":"The properties of a transiting planet's host star are written in its transit light curve. The light curve can reveal the stellar density and the limb darkening profile in addition to the characteristics of the planet and its orbit. For planets with strong prior constraints on orbital eccentricity, we may measure these stellar properties directly from the light curve; this method promises to aid greatly in the characterization of transiting planet host stars targeted by the upcoming NASA TESS mission and any long-period, singly-transiting planets discovered in the same systems. Using Bayesian i","authors_text":"David Kipping, Emily Sandford","cross_cats":["astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-10-19T18:00:03Z","title":"Know the Planet, Know the Star: Precise Stellar Densities from Kepler Transit Light Curves"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.07293","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":"sha256:19437994af6f564030af059eb84da61b0ebb907097d3151966fe6b57eb9003f4","target":"record","created_at":"2026-05-18T00:29:27Z","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":"4164d684bff67d1a06b6a202864b973392d11326669ae24718b8ec8cacc4b7d1","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-10-19T18:00:03Z","title_canon_sha256":"de8e880c05c5956df2b17030f7f4949066cd88063c342a39d2c7f057d58e31c7"},"schema_version":"1.0","source":{"id":"1710.07293","kind":"arxiv","version":2}},"canonical_sha256":"abdb4c87693fbfd43472f0579e7758450688316e78cd868b0e4347f7ab33fe2a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"abdb4c87693fbfd43472f0579e7758450688316e78cd868b0e4347f7ab33fe2a","first_computed_at":"2026-05-18T00:29:27.848064Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:29:27.848064Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Z6kJ0rYby8qchcVQqjmN0lJtSCKosG/OMt8MyapDy1gm64oj1iY6ppZlttzD3YMvwxzJo0UzyS0C2YYheyK7Dg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:29:27.848938Z","signed_message":"canonical_sha256_bytes"},"source_id":"1710.07293","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:19437994af6f564030af059eb84da61b0ebb907097d3151966fe6b57eb9003f4","sha256:53c24393bcb606900056d6b21f57361aac95b6f60574d6dd590ec50c8a2652ef"],"state_sha256":"2403aba7f86da859f8c29e4e9580f6560477a94ab4b53237f77754e440ebb3e6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"q0S3jiGix0eYFgMP1XO4m+h3PyF3FPSWhAit5wGl69U0N7ZSgMOECYR/ovseJ83pNUAtW2h9IVCzauGqsFfeBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-24T15:08:20.159794Z","bundle_sha256":"9f73f1e597f601ed31c9c29d78cb646e1f0c179d7e1bfb93ea3536f372573d67"}}