{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:C3GBW5GFYSGXNLLS73A7FAVG4E","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":"f1d3d06a63ae085a9b7f8dac7e92e0e046e4038026e5db2341395c7c448572f1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2020-12-10T10:10:04Z","title_canon_sha256":"b88ec81cfdc94c239d91c9513d3ae88f92ba506986476826010fcfe0ac8fb223"},"schema_version":"1.0","source":{"id":"2012.05559","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2012.05559","created_at":"2026-07-05T02:00:51Z"},{"alias_kind":"arxiv_version","alias_value":"2012.05559v2","created_at":"2026-07-05T02:00:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2012.05559","created_at":"2026-07-05T02:00:51Z"},{"alias_kind":"pith_short_12","alias_value":"C3GBW5GFYSGX","created_at":"2026-07-05T02:00:51Z"},{"alias_kind":"pith_short_16","alias_value":"C3GBW5GFYSGXNLLS","created_at":"2026-07-05T02:00:51Z"},{"alias_kind":"pith_short_8","alias_value":"C3GBW5GF","created_at":"2026-07-05T02:00:51Z"}],"graph_snapshots":[{"event_id":"sha256:6d8bf363245a668e25165b25773f031390594f938531a21cb9c5fe14695bb954","target":"graph","created_at":"2026-07-05T02:00:51Z","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/2012.05559/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"$\\zeta$ Phoenicis is a bright binary system containing B6V and B8V stars. It has deep total and annular eclipses, a slightly eccentric orbit with a period of 1.669 d, apsidal motion and a third body on a wider orbit. The Transiting Exoplanet Survey Satellite light curve and published radial velocities of this system are analysed to determine masses of 3.91 +/- 0.06 Msun and 2.54 +/- 0.03 Msun and radii of 2.84 +/- 0.02 Rsun and 1.89 +/- 0.01 Rsun. The resulting distance to the system is in agreement with its trigonometric parallax. The physical properties of the stars, with the exception of th","authors_text":"John Southworth","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2020-12-10T10:10:04Z","title":"Rediscussion of eclipsing binaries. Paper I. The totally-eclipsing B-type system zeta Phoenicis"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2012.05559","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":"sha256:30382c1b60bd26ff4ae6fc38f792696b9197b6d7235ca227363f229caefa2c36","target":"record","created_at":"2026-07-05T02:00:51Z","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":"f1d3d06a63ae085a9b7f8dac7e92e0e046e4038026e5db2341395c7c448572f1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2020-12-10T10:10:04Z","title_canon_sha256":"b88ec81cfdc94c239d91c9513d3ae88f92ba506986476826010fcfe0ac8fb223"},"schema_version":"1.0","source":{"id":"2012.05559","kind":"arxiv","version":2}},"canonical_sha256":"16cc1b74c5c48d76ad72fec1f282a6e10a82e850ea9047ef367306990c1634db","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"16cc1b74c5c48d76ad72fec1f282a6e10a82e850ea9047ef367306990c1634db","first_computed_at":"2026-07-05T02:00:51.503049Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:00:51.503049Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5X8ggmLaiECGcTLI5eZvUqIxgA3pf8hBqRRCzpKDW5u4Y6ZIT/c9xHW4SQllKLKUY1firmoWaY0G11Jn+79+Bw==","signature_status":"signed_v1","signed_at":"2026-07-05T02:00:51.503515Z","signed_message":"canonical_sha256_bytes"},"source_id":"2012.05559","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:30382c1b60bd26ff4ae6fc38f792696b9197b6d7235ca227363f229caefa2c36","sha256:6d8bf363245a668e25165b25773f031390594f938531a21cb9c5fe14695bb954"],"state_sha256":"ef60f23e56520d04267af3b46c64cac080cfc99018d6facb0214eb6d351eb1ec"}