{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:EVNGCPHZ7BIPDUINMJXAWSWAND","short_pith_number":"pith:EVNGCPHZ","canonical_record":{"source":{"id":"1012.3027","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2010-12-14T13:33:10Z","cross_cats_sorted":[],"title_canon_sha256":"9b7a92a09341a44084f92ac654f346673689740f59ffbe473ba8127197d8fb15","abstract_canon_sha256":"c3b2202efbd235d8385bf1042ba860fc958d0bd23ca067e8f21c028aa38bd375"},"schema_version":"1.0"},"canonical_sha256":"255a613cf9f850f1d10d626e0b4ac068d24410cf9ab834fafcc82e071c1a74b6","source":{"kind":"arxiv","id":"1012.3027","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1012.3027","created_at":"2026-05-18T02:04:25Z"},{"alias_kind":"arxiv_version","alias_value":"1012.3027v2","created_at":"2026-05-18T02:04:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1012.3027","created_at":"2026-05-18T02:04:25Z"},{"alias_kind":"pith_short_12","alias_value":"EVNGCPHZ7BIP","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_16","alias_value":"EVNGCPHZ7BIPDUIN","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_8","alias_value":"EVNGCPHZ","created_at":"2026-05-18T12:26:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:EVNGCPHZ7BIPDUINMJXAWSWAND","target":"record","payload":{"canonical_record":{"source":{"id":"1012.3027","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2010-12-14T13:33:10Z","cross_cats_sorted":[],"title_canon_sha256":"9b7a92a09341a44084f92ac654f346673689740f59ffbe473ba8127197d8fb15","abstract_canon_sha256":"c3b2202efbd235d8385bf1042ba860fc958d0bd23ca067e8f21c028aa38bd375"},"schema_version":"1.0"},"canonical_sha256":"255a613cf9f850f1d10d626e0b4ac068d24410cf9ab834fafcc82e071c1a74b6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:04:25.128611Z","signature_b64":"coXLfb+QAxu8LsBEbngJciKs7Mx3vnqIYdFILhU83pwe866kdKUoK+Gx3rmmKf9fC/vO1ROdR5Zho2ebO10cBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"255a613cf9f850f1d10d626e0b4ac068d24410cf9ab834fafcc82e071c1a74b6","last_reissued_at":"2026-05-18T02:04:25.127881Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:04:25.127881Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1012.3027","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":"2026-05-18T02:04:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eLhQJuHbi4816K+5LvcJwAn7OlsgT+RcrHs/9DWdUY+ONwKw9VZN1PMzAdlHHepxiBYZrQcaHfdoYFXVxvLlCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T02:17:15.852187Z"},"content_sha256":"a57c2b3464e7a32b4a782025bf396cee143f0e35204cdb18042524edde3acac0","schema_version":"1.0","event_id":"sha256:a57c2b3464e7a32b4a782025bf396cee143f0e35204cdb18042524edde3acac0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:EVNGCPHZ7BIPDUINMJXAWSWAND","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Qatar-1b: a hot Jupiter orbiting a metal-rich K dwarf star","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"A.Collier Cameron, A.Szentgyorgyi, C.Hellier, D.J.A.Brown, D.M.Bramich, D.Pollacco, D.R.Anderson, D.W.Latham, G.A.Esquerdo, G. F\\\"ur\\'esz, G.M.Miller, J.C.Smith, K.A.Alsubai, K.Horne, L.A.Buchhave, M.E.Everett, N.R.Parley, P.M.Sorensen, R.G.West, R.P.Stefanik, S.N.Quinn","submitted_at":"2010-12-14T13:33:10Z","abstract_excerpt":"We report the discovery and initial characterisation of Qatar-1b, a hot Jupiter orbiting a metal-rich K dwarf star, the first planet discovered by the Alsubai Project exoplanet transit survey. We describe the strategy used to select candidate transiting planets from photometry generated by the Alsubai Project instrument. We examine the rate of astrophysical and other false positives found during the spectroscopic reconnaissance of the initial batch of candidates. A simultaneous fit to the follow-up radial velocities and photometry of Qatar-1b yield a planetary mass of 1.09+/-0.08 Mjup and a ra"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1012.3027","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":"2026-05-18T02:04:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aEpDgFuxmmZcTdTU2PQ1FvtQaF8nHDvdX00n2CJlrW98GXIpOQUNw28eo/AMRnYDq1rNbAXdO/0tNIsauDVMBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T02:17:15.852881Z"},"content_sha256":"1d56e80c639bfbc8032eb6699f9a58f204c562e7d08cb043667c5c3bfb158052","schema_version":"1.0","event_id":"sha256:1d56e80c639bfbc8032eb6699f9a58f204c562e7d08cb043667c5c3bfb158052"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EVNGCPHZ7BIPDUINMJXAWSWAND/bundle.json","state_url":"https://pith.science/pith/EVNGCPHZ7BIPDUINMJXAWSWAND/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EVNGCPHZ7BIPDUINMJXAWSWAND/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":"2026-05-24T02:17:15Z","links":{"resolver":"https://pith.science/pith/EVNGCPHZ7BIPDUINMJXAWSWAND","bundle":"https://pith.science/pith/EVNGCPHZ7BIPDUINMJXAWSWAND/bundle.json","state":"https://pith.science/pith/EVNGCPHZ7BIPDUINMJXAWSWAND/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EVNGCPHZ7BIPDUINMJXAWSWAND/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:EVNGCPHZ7BIPDUINMJXAWSWAND","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":"c3b2202efbd235d8385bf1042ba860fc958d0bd23ca067e8f21c028aa38bd375","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2010-12-14T13:33:10Z","title_canon_sha256":"9b7a92a09341a44084f92ac654f346673689740f59ffbe473ba8127197d8fb15"},"schema_version":"1.0","source":{"id":"1012.3027","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1012.3027","created_at":"2026-05-18T02:04:25Z"},{"alias_kind":"arxiv_version","alias_value":"1012.3027v2","created_at":"2026-05-18T02:04:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1012.3027","created_at":"2026-05-18T02:04:25Z"},{"alias_kind":"pith_short_12","alias_value":"EVNGCPHZ7BIP","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_16","alias_value":"EVNGCPHZ7BIPDUIN","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_8","alias_value":"EVNGCPHZ","created_at":"2026-05-18T12:26:06Z"}],"graph_snapshots":[{"event_id":"sha256:1d56e80c639bfbc8032eb6699f9a58f204c562e7d08cb043667c5c3bfb158052","target":"graph","created_at":"2026-05-18T02:04:25Z","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 and initial characterisation of Qatar-1b, a hot Jupiter orbiting a metal-rich K dwarf star, the first planet discovered by the Alsubai Project exoplanet transit survey. We describe the strategy used to select candidate transiting planets from photometry generated by the Alsubai Project instrument. We examine the rate of astrophysical and other false positives found during the spectroscopic reconnaissance of the initial batch of candidates. A simultaneous fit to the follow-up radial velocities and photometry of Qatar-1b yield a planetary mass of 1.09+/-0.08 Mjup and a ra","authors_text":"A.Collier Cameron, A.Szentgyorgyi, C.Hellier, D.J.A.Brown, D.M.Bramich, D.Pollacco, D.R.Anderson, D.W.Latham, G.A.Esquerdo, G. F\\\"ur\\'esz, G.M.Miller, J.C.Smith, K.A.Alsubai, K.Horne, L.A.Buchhave, M.E.Everett, N.R.Parley, P.M.Sorensen, R.G.West, R.P.Stefanik, S.N.Quinn","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2010-12-14T13:33:10Z","title":"Qatar-1b: a hot Jupiter orbiting a metal-rich K dwarf star"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1012.3027","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:a57c2b3464e7a32b4a782025bf396cee143f0e35204cdb18042524edde3acac0","target":"record","created_at":"2026-05-18T02:04:25Z","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":"c3b2202efbd235d8385bf1042ba860fc958d0bd23ca067e8f21c028aa38bd375","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2010-12-14T13:33:10Z","title_canon_sha256":"9b7a92a09341a44084f92ac654f346673689740f59ffbe473ba8127197d8fb15"},"schema_version":"1.0","source":{"id":"1012.3027","kind":"arxiv","version":2}},"canonical_sha256":"255a613cf9f850f1d10d626e0b4ac068d24410cf9ab834fafcc82e071c1a74b6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"255a613cf9f850f1d10d626e0b4ac068d24410cf9ab834fafcc82e071c1a74b6","first_computed_at":"2026-05-18T02:04:25.127881Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:04:25.127881Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"coXLfb+QAxu8LsBEbngJciKs7Mx3vnqIYdFILhU83pwe866kdKUoK+Gx3rmmKf9fC/vO1ROdR5Zho2ebO10cBA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:04:25.128611Z","signed_message":"canonical_sha256_bytes"},"source_id":"1012.3027","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a57c2b3464e7a32b4a782025bf396cee143f0e35204cdb18042524edde3acac0","sha256:1d56e80c639bfbc8032eb6699f9a58f204c562e7d08cb043667c5c3bfb158052"],"state_sha256":"06143ce1e5c45e2f046bfa8d4653c93a2a3613d138bbe810ef8698e93fe0cea0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MDJxGA0Ixe7th/Qp1OVn7ASpkIRtF330H1MofDPwqSszN/trrAYD+XU2jin4X1rhJOtL/kqHQ5bxLwXebMp5Bg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-24T02:17:15.856162Z","bundle_sha256":"92604868d55cc2cdb750b0221dd890baf5b5012ef8b98cc6e4ca2e62d1ad2042"}}