{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:ABM5LHSGRQXLZ2NM3YDH2DP7NO","short_pith_number":"pith:ABM5LHSG","schema_version":"1.0","canonical_sha256":"0059d59e468c2ebce9acde067d0dff6b8178b13691cc03ce3caecfaa79ed2ea4","source":{"kind":"arxiv","id":"1806.06099","version":3},"attestation_state":"computed","paper":{"title":"K2-260 b: a hot Jupiter transiting an F star, and K2-261 b: a warm Saturn around a bright G star","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"A. B. Justesen, A. Erikson, A. Fukui, A. M. S. Smith, A. P. Hatzes, C. M. Persson, D. Gandolfi, D. Hidalgo, D. Nespral, E. Palle, E. W. Guenther, F. Dai, G. Nowak, H. Deeg, H. Parviainen, H. Rauer, I. Ribas, J. Cabrera, J. Korth, J. Livingston, J. N. Winn, J. Prieto-Arranz, M. C. Johnson, M. Endl, M. Esposito, M. Fridlund, M. Kuzuhara, M. P\\\"atzold, M. Tamura, N. Kusakabe, N. Narita, N. Watanabe, O. Barrag\\'an, Ph. Eigm\\\"uller, P. J. MacQueen, P. Monta\\~nes Rodriguez, P. Niraula, R. Alonso, S. Albrecht, S. Grziwa, S. Raimundo, S. Villanueva Jr., Sz. Csizmadia, T. Hirano, T. Purismo, T. Trifonov, V. Van Eylen, W. D. Cochran","submitted_at":"2018-06-15T19:36:14Z","abstract_excerpt":"We present the discovery and confirmation of two new transiting giant planets from the Kepler extended mission K2. K2-260 b is a hot Jupiter transiting a $V=12.7$ F6V star in K2 Field 13, with a mass and radius of $M_{\\star}=1.39_{-0.06}^{+0.05} M_{\\odot}$ and $R_{\\star}=1.69 \\pm 0.03 R_{\\odot}$. The planet has an orbital period of $P=2.627$ days, and a mass and radius of $M_P=1.42^{+0.31}_{-0.32} M_J$ and $R_P=1.552^{+0.048}_{-0.057} R_J$. This is the first K2 hot Jupiter with a detected secondary eclipse in the Kepler bandpass, with a depth of $71 \\pm 15$ ppm, which we use to estimate a geom"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1806.06099","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2018-06-15T19:36:14Z","cross_cats_sorted":[],"title_canon_sha256":"58367fbb44ad8a470117748d1c42e6de9e6f41abd2866c8d2cdf78b3d080fffe","abstract_canon_sha256":"0e59a5c67a995ceaccd06e3aa6523780c204079bc804b05d70e12158273a8544"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:05:50.542092Z","signature_b64":"XXjmPSdTjMVgf7JhMjusdIXvYbz878wSx6/JhXB1BDfMtsOVJJ6h4w4YmRPOVU9qYIl7CLhiMKwDTeA32KTtCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0059d59e468c2ebce9acde067d0dff6b8178b13691cc03ce3caecfaa79ed2ea4","last_reissued_at":"2026-05-18T00:05:50.541582Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:05:50.541582Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"K2-260 b: a hot Jupiter transiting an F star, and K2-261 b: a warm Saturn around a bright G star","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"A. B. Justesen, A. Erikson, A. Fukui, A. M. S. Smith, A. P. Hatzes, C. M. Persson, D. Gandolfi, D. Hidalgo, D. Nespral, E. Palle, E. W. Guenther, F. Dai, G. Nowak, H. Deeg, H. Parviainen, H. Rauer, I. Ribas, J. Cabrera, J. Korth, J. Livingston, J. N. Winn, J. Prieto-Arranz, M. C. Johnson, M. Endl, M. Esposito, M. Fridlund, M. Kuzuhara, M. P\\\"atzold, M. Tamura, N. Kusakabe, N. Narita, N. Watanabe, O. Barrag\\'an, Ph. Eigm\\\"uller, P. J. MacQueen, P. Monta\\~nes Rodriguez, P. Niraula, R. Alonso, S. Albrecht, S. Grziwa, S. Raimundo, S. Villanueva Jr., Sz. Csizmadia, T. Hirano, T. Purismo, T. Trifonov, V. Van Eylen, W. D. Cochran","submitted_at":"2018-06-15T19:36:14Z","abstract_excerpt":"We present the discovery and confirmation of two new transiting giant planets from the Kepler extended mission K2. K2-260 b is a hot Jupiter transiting a $V=12.7$ F6V star in K2 Field 13, with a mass and radius of $M_{\\star}=1.39_{-0.06}^{+0.05} M_{\\odot}$ and $R_{\\star}=1.69 \\pm 0.03 R_{\\odot}$. The planet has an orbital period of $P=2.627$ days, and a mass and radius of $M_P=1.42^{+0.31}_{-0.32} M_J$ and $R_P=1.552^{+0.048}_{-0.057} R_J$. 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