{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:OI7LQNJFUEV54C45GDSE5FGOE4","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":"b1148be6323311d17d4dc74d36402c2f5763480b2143a5505bd1ac9279aaba14","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2020-01-06T11:00:11Z","title_canon_sha256":"84e6a89702085b73fef63e983d3a05cdfb3f863c40056ac4a4a90a709d191c21"},"schema_version":"1.0","source":{"id":"2001.01481","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2001.01481","created_at":"2026-07-05T00:34:51Z"},{"alias_kind":"arxiv_version","alias_value":"2001.01481v1","created_at":"2026-07-05T00:34:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2001.01481","created_at":"2026-07-05T00:34:51Z"},{"alias_kind":"pith_short_12","alias_value":"OI7LQNJFUEV5","created_at":"2026-07-05T00:34:51Z"},{"alias_kind":"pith_short_16","alias_value":"OI7LQNJFUEV54C45","created_at":"2026-07-05T00:34:51Z"},{"alias_kind":"pith_short_8","alias_value":"OI7LQNJF","created_at":"2026-07-05T00:34:51Z"}],"graph_snapshots":[{"event_id":"sha256:2d50c3a9ddc991a903a4579516913ae91842497208dac4601d8f647aff09e612","target":"graph","created_at":"2026-07-05T00:34:51Z","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/2001.01481/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We use photometric and spectroscopic observations of the eclipsing binary E32 in the globular cluster 47 Tuc to derive the masses, radii, and luminosities of the component stars. The system has an orbital period of 40.9 d, a markedly eccentric orbit with e = 0.24, and is shown to be a member of or a recent escaper from the cluster. We obtain Mp = 0.862(5) Msun , Rp = 1.183(3) Rsun , Lp = 1.65(5) Lsun for the primary and Ms = 0.827(5) Msun , Rs = 1.004(4) Rsun , Ls = 1.14(4) Lsun for the secondary. Based on these data and on an earlier analysis of the binary V69 in 47 Tuc we measure the distanc","authors_text":"A. Dotter, A. McWilliam, A. Monson, A. Schwarzenberg-Czerny, A. Udalski, D. Osip, G. S. Burley, I. B. Thompson, I. Soszy\\'nski, J. L. Marshall, J. Skowron, K. Ulaczyk, \\L. Wyrzykowski, M. K. Szyma\\'nski, M. Rozyczka, N. Morrell, P. Mr\\'oz, P. Pietrukowicz, R. Poleski, S. E. Persson, S. Koz{\\l}owski, W. Pych, Y. Beletsky","cross_cats":["astro-ph.GA"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2020-01-06T11:00:11Z","title":"The Cluster Ages Experiment (CASE). VIII. Age and Distance of the Globular Cluster 47 Tuc from the Analysis of Two Detached Eclipsing Binaries"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2001.01481","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":"sha256:5564a40d70a4e9e841b7dc33a69341a2c82fc2fbb81b01de00a2581299205f72","target":"record","created_at":"2026-07-05T00:34:51Z","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":"b1148be6323311d17d4dc74d36402c2f5763480b2143a5505bd1ac9279aaba14","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2020-01-06T11:00:11Z","title_canon_sha256":"84e6a89702085b73fef63e983d3a05cdfb3f863c40056ac4a4a90a709d191c21"},"schema_version":"1.0","source":{"id":"2001.01481","kind":"arxiv","version":1}},"canonical_sha256":"723eb83525a12bde0b9d30e44e94ce270c8839b54c37adfe26571dee1e8d4439","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"723eb83525a12bde0b9d30e44e94ce270c8839b54c37adfe26571dee1e8d4439","first_computed_at":"2026-07-05T00:34:51.046340Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:34:51.046340Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"nTlGMQLfa857SWN32ticK2SKT1tlcVrTlMRq8ga5zYfo/s7DNo+iIG+UtKuZihl+WXBctaZmy2bl5Hg8tEjLBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T00:34:51.046858Z","signed_message":"canonical_sha256_bytes"},"source_id":"2001.01481","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5564a40d70a4e9e841b7dc33a69341a2c82fc2fbb81b01de00a2581299205f72","sha256:2d50c3a9ddc991a903a4579516913ae91842497208dac4601d8f647aff09e612"],"state_sha256":"9430856a5640050f14b7a2f45036932163909d5f962b3b6b578a61e2a0d20d00"}