{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:BM5O325F4OL4TGT63RRJFTXTL6","short_pith_number":"pith:BM5O325F","canonical_record":{"source":{"id":"1404.4417","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2014-04-17T02:48:45Z","cross_cats_sorted":[],"title_canon_sha256":"1c24a29a3fdae3da655796579d0c34c21ea53d3da1963d23406067bb9f61dfa7","abstract_canon_sha256":"9dba55dfc9230e66bd3c61459b676fd3c3f41bfcda21f9672a9edebdaa186b55"},"schema_version":"1.0"},"canonical_sha256":"0b3aedeba5e397c99a7edc6292cef35faed99a371e91b90ebb38e1e41864f4b7","source":{"kind":"arxiv","id":"1404.4417","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1404.4417","created_at":"2026-05-18T01:43:29Z"},{"alias_kind":"arxiv_version","alias_value":"1404.4417v1","created_at":"2026-05-18T01:43:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1404.4417","created_at":"2026-05-18T01:43:29Z"},{"alias_kind":"pith_short_12","alias_value":"BM5O325F4OL4","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_16","alias_value":"BM5O325F4OL4TGT6","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_8","alias_value":"BM5O325F","created_at":"2026-05-18T12:28:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:BM5O325F4OL4TGT63RRJFTXTL6","target":"record","payload":{"canonical_record":{"source":{"id":"1404.4417","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2014-04-17T02:48:45Z","cross_cats_sorted":[],"title_canon_sha256":"1c24a29a3fdae3da655796579d0c34c21ea53d3da1963d23406067bb9f61dfa7","abstract_canon_sha256":"9dba55dfc9230e66bd3c61459b676fd3c3f41bfcda21f9672a9edebdaa186b55"},"schema_version":"1.0"},"canonical_sha256":"0b3aedeba5e397c99a7edc6292cef35faed99a371e91b90ebb38e1e41864f4b7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:43:29.157621Z","signature_b64":"49B3o3NPyG6zy9HpX52As3O2tA4pG+NdIyPZKmxu9TpXBrDKDDwugHa45TwtP+xVQUJC8QvW2SeO5dkSXrKkDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0b3aedeba5e397c99a7edc6292cef35faed99a371e91b90ebb38e1e41864f4b7","last_reissued_at":"2026-05-18T01:43:29.157063Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:43:29.157063Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1404.4417","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:43:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Rxbl4LNt7eYIwk5uO+W3DlVaWj5QkOmUmte9pwfrU0XZ9EtWr8Jp6ao3ypIbcUrhaidYiMDHoF0IZv5sOiuABA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T17:19:22.753706Z"},"content_sha256":"a7ffb57624bcd11b5ae8ac87c67f9362c5ec80d6a19fd6005e211cb12998243b","schema_version":"1.0","event_id":"sha256:a7ffb57624bcd11b5ae8ac87c67f9362c5ec80d6a19fd6005e211cb12998243b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:BM5O325F4OL4TGT63RRJFTXTL6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"HAT-P-54b: A hot jupiter transiting a 0.64 Msun star in field 0 of the K2 mission","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"10), (10) Packard Fellow), (2) Harvard-Smithsonian Center for Astrophysics (3) University of Copenhagen, 3), (4) Konkoly Observatory, 5), (5) University of North Dakota, (6) IFA, (7) UCB, (8) Hungarian Astronomical Association, 9, (9) Sloan Fellow, A.Bieryla (2), A.W.Howard (6), B.B\\'eky (2), D.W.Latham (2), E.Falco (2), G.\\'A.Bakos (1, G.A.Esquerdo (2), G.Kov\\'acs (4, G.Torres (2), G.W.Marcy (7), Hawaii, H.Isaacson (7), I.Papp (8), J.A.Johnson (2, J.D.Hartman (1), J.L\\'az\\'ar (8), K.Penev (1), L.A.Buchhave (2, M.de Val-Borro (1), M.L.Calkins (2), P.Berlind (2), P.S\\'ari (8) ((1) Princeton University, R.W.Noyes (2), T.Kov\\'acs (4), W.Bhatti (1), Z.Csubry (1)","submitted_at":"2014-04-17T02:48:45Z","abstract_excerpt":"We report the discovery of HAT-P-54b, a planet transiting a late K dwarf star in field 0 of the NASA K2 mission. We combine ground-based photometric light curves with radial velocity measurements to determine the physical parameters of the system. HAT-P-54b has a mass of 0.760 $\\pm$ 0.032 $M_J$, a radius of 0.944 $\\pm$ 0.028 $R_J$, and an orbital period of 3.7998 d. The star has V = 13.505 $\\pm$ 0.060, a mass of 0.645 $\\pm$ 0.020 $M_{\\odot}$, a radius of 0.617 $\\pm$ 0.013 $R_{\\odot}$, an effective temperature of Teff = 4390 $\\pm$ 50K, and a subsolar metallicity of [Fe/H] = -0.127 $\\pm$ 0.080. "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1404.4417","kind":"arxiv","version":1},"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":"2026-05-18T01:43:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KcrS0xp9OfcneUlGJfwOa+YCfeRph8p95EBRv7pWqtEzUyh7VeULV6RaLllTbufk8y6IwLa0YEVrF4xv+3G3BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T17:19:22.754310Z"},"content_sha256":"3a94bc1b1f4dbd1c65c30c408ff956e62ec837bec5b9538d9084d38a111e6314","schema_version":"1.0","event_id":"sha256:3a94bc1b1f4dbd1c65c30c408ff956e62ec837bec5b9538d9084d38a111e6314"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BM5O325F4OL4TGT63RRJFTXTL6/bundle.json","state_url":"https://pith.science/pith/BM5O325F4OL4TGT63RRJFTXTL6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BM5O325F4OL4TGT63RRJFTXTL6/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":"2026-05-30T17:19:22Z","links":{"resolver":"https://pith.science/pith/BM5O325F4OL4TGT63RRJFTXTL6","bundle":"https://pith.science/pith/BM5O325F4OL4TGT63RRJFTXTL6/bundle.json","state":"https://pith.science/pith/BM5O325F4OL4TGT63RRJFTXTL6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BM5O325F4OL4TGT63RRJFTXTL6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:BM5O325F4OL4TGT63RRJFTXTL6","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":"9dba55dfc9230e66bd3c61459b676fd3c3f41bfcda21f9672a9edebdaa186b55","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2014-04-17T02:48:45Z","title_canon_sha256":"1c24a29a3fdae3da655796579d0c34c21ea53d3da1963d23406067bb9f61dfa7"},"schema_version":"1.0","source":{"id":"1404.4417","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1404.4417","created_at":"2026-05-18T01:43:29Z"},{"alias_kind":"arxiv_version","alias_value":"1404.4417v1","created_at":"2026-05-18T01:43:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1404.4417","created_at":"2026-05-18T01:43:29Z"},{"alias_kind":"pith_short_12","alias_value":"BM5O325F4OL4","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_16","alias_value":"BM5O325F4OL4TGT6","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_8","alias_value":"BM5O325F","created_at":"2026-05-18T12:28:22Z"}],"graph_snapshots":[{"event_id":"sha256:3a94bc1b1f4dbd1c65c30c408ff956e62ec837bec5b9538d9084d38a111e6314","target":"graph","created_at":"2026-05-18T01:43:29Z","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":"We report the discovery of HAT-P-54b, a planet transiting a late K dwarf star in field 0 of the NASA K2 mission. We combine ground-based photometric light curves with radial velocity measurements to determine the physical parameters of the system. HAT-P-54b has a mass of 0.760 $\\pm$ 0.032 $M_J$, a radius of 0.944 $\\pm$ 0.028 $R_J$, and an orbital period of 3.7998 d. The star has V = 13.505 $\\pm$ 0.060, a mass of 0.645 $\\pm$ 0.020 $M_{\\odot}$, a radius of 0.617 $\\pm$ 0.013 $R_{\\odot}$, an effective temperature of Teff = 4390 $\\pm$ 50K, and a subsolar metallicity of [Fe/H] = -0.127 $\\pm$ 0.080. ","authors_text":"10), (10) Packard Fellow), (2) Harvard-Smithsonian Center for Astrophysics (3) University of Copenhagen, 3), (4) Konkoly Observatory, 5), (5) University of North Dakota, (6) IFA, (7) UCB, (8) Hungarian Astronomical Association, 9, (9) Sloan Fellow, A.Bieryla (2), A.W.Howard (6), B.B\\'eky (2), D.W.Latham (2), E.Falco (2), G.\\'A.Bakos (1, G.A.Esquerdo (2), G.Kov\\'acs (4, G.Torres (2), G.W.Marcy (7), Hawaii, H.Isaacson (7), I.Papp (8), J.A.Johnson (2, J.D.Hartman (1), J.L\\'az\\'ar (8), K.Penev (1), L.A.Buchhave (2, M.de Val-Borro (1), M.L.Calkins (2), P.Berlind (2), P.S\\'ari (8) ((1) Princeton University, R.W.Noyes (2), T.Kov\\'acs (4), W.Bhatti (1), Z.Csubry (1)","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2014-04-17T02:48:45Z","title":"HAT-P-54b: A hot jupiter transiting a 0.64 Msun star in field 0 of the K2 mission"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1404.4417","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:a7ffb57624bcd11b5ae8ac87c67f9362c5ec80d6a19fd6005e211cb12998243b","target":"record","created_at":"2026-05-18T01:43:29Z","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":"9dba55dfc9230e66bd3c61459b676fd3c3f41bfcda21f9672a9edebdaa186b55","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2014-04-17T02:48:45Z","title_canon_sha256":"1c24a29a3fdae3da655796579d0c34c21ea53d3da1963d23406067bb9f61dfa7"},"schema_version":"1.0","source":{"id":"1404.4417","kind":"arxiv","version":1}},"canonical_sha256":"0b3aedeba5e397c99a7edc6292cef35faed99a371e91b90ebb38e1e41864f4b7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0b3aedeba5e397c99a7edc6292cef35faed99a371e91b90ebb38e1e41864f4b7","first_computed_at":"2026-05-18T01:43:29.157063Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:43:29.157063Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"49B3o3NPyG6zy9HpX52As3O2tA4pG+NdIyPZKmxu9TpXBrDKDDwugHa45TwtP+xVQUJC8QvW2SeO5dkSXrKkDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:43:29.157621Z","signed_message":"canonical_sha256_bytes"},"source_id":"1404.4417","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a7ffb57624bcd11b5ae8ac87c67f9362c5ec80d6a19fd6005e211cb12998243b","sha256:3a94bc1b1f4dbd1c65c30c408ff956e62ec837bec5b9538d9084d38a111e6314"],"state_sha256":"c4ccab6af1423be09cad0109671c6b3aee81bfb3cd557bc6f67ba3e697a89687"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yMsJF1KMdrPmeXfDsKbDcIJxepGinWzsi1e+mgzYVWg1/Dr1D9yi64htk+32gLT80Ud2n2uHyd7nayS4sK6OAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T17:19:22.757528Z","bundle_sha256":"ae8e109da41c48f0862ea1cad67e7ec5cbfa391ad67066b73bc1cf22c24d51bf"}}