{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:6QVU7HXTONCEEFF5ESGCO2AY2W","short_pith_number":"pith:6QVU7HXT","canonical_record":{"source":{"id":"1912.05556","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2019-12-11T19:00:03Z","cross_cats_sorted":[],"title_canon_sha256":"ca22b9698526e76da624a6edce3f3030cf2c37aa0dd1b1beeb867e31cede54a1","abstract_canon_sha256":"ff102255b1ece35e7062422cc53584000edd0c531d2dbeb2c8fd616418c920ec"},"schema_version":"1.0"},"canonical_sha256":"f42b4f9ef373444214bd248c276818d5855f7b32848950c8e01f61046b0e7f3b","source":{"kind":"arxiv","id":"1912.05556","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1912.05556","created_at":"2026-07-05T00:41:51Z"},{"alias_kind":"arxiv_version","alias_value":"1912.05556v2","created_at":"2026-07-05T00:41:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1912.05556","created_at":"2026-07-05T00:41:51Z"},{"alias_kind":"pith_short_12","alias_value":"6QVU7HXTONCE","created_at":"2026-07-05T00:41:51Z"},{"alias_kind":"pith_short_16","alias_value":"6QVU7HXTONCEEFF5","created_at":"2026-07-05T00:41:51Z"},{"alias_kind":"pith_short_8","alias_value":"6QVU7HXT","created_at":"2026-07-05T00:41:51Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:6QVU7HXTONCEEFF5ESGCO2AY2W","target":"record","payload":{"canonical_record":{"source":{"id":"1912.05556","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2019-12-11T19:00:03Z","cross_cats_sorted":[],"title_canon_sha256":"ca22b9698526e76da624a6edce3f3030cf2c37aa0dd1b1beeb867e31cede54a1","abstract_canon_sha256":"ff102255b1ece35e7062422cc53584000edd0c531d2dbeb2c8fd616418c920ec"},"schema_version":"1.0"},"canonical_sha256":"f42b4f9ef373444214bd248c276818d5855f7b32848950c8e01f61046b0e7f3b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:41:51.304342Z","signature_b64":"D9+VHzhkkRVg2PIIYN+sKURd8dTiRjTryZMlufp4HJrVzJFtfRlk7H2H0PsaKfwAgCHdjVZv8HQWW2U42w8uDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f42b4f9ef373444214bd248c276818d5855f7b32848950c8e01f61046b0e7f3b","last_reissued_at":"2026-07-05T00:41:51.303890Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:41:51.303890Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1912.05556","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":"2026-07-05T00:41:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fAst6AG1dGRZQcdlW2cr9CfjT9v0k2uB+hym+Cn02zgZjeWCFl/OvI3RkCoMGit5EyYbMSSnkPLozVtIjWVvAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T08:36:29.223105Z"},"content_sha256":"02fe7cd054c8fb99ee1a2d2022539af05b827e5f56ed5412db62d669586e2c19","schema_version":"1.0","event_id":"sha256:02fe7cd054c8fb99ee1a2d2022539af05b827e5f56ed5412db62d669586e2c19"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:6QVU7HXTONCEEFF5ESGCO2AY2W","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"GJ 1252 b: A 1.2 $R_{\\oplus}$ planet transiting an M3-dwarf at 20.4 pc","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Andrew Vanderburg, Avi Shporer, Chelsea X. Huang, Coel Hellier, Courtney D. Dressing, David Charbonneau, David R. Anderson, David W. Latham, Elisabeth Matthews, Enric Palle, Eric L. N. Jensen, George R. Ricker, James D. Armstrong, Jennifer G. Winters, Jesus Noel Villasenor, John Kielkopf, Jonathan Irwin, Jon M. Jenkins, Joseph D. Twicken, Joshua N. Winn, Karen A. Collins, Keith Horne, Keivan G. Stassun, Kevin I. Collins, Knicole Colon, Mark E. Rose, Maximilian N. G\\\"unther, Nicola Astudillo-Defru, Philip S. Muirhead, Ramotholo Sefako, Roland Vanderspek, Ryan Cloutier, Sara Seager, S\\'ebastien L\\'epine, Tansu Daylan, Thiam-Guan Tan, Tianjun Gan, Xavier Bonfils","submitted_at":"2019-12-11T19:00:03Z","abstract_excerpt":"We report the discovery of GJ 1252 b, a planet with a radius of 1.193 $\\pm$ 0.074 $R_{\\oplus}$ and an orbital period of 0.52 days around an M3-type star (0.381 $\\pm$ 0.019 $M_{\\odot}$, 0.391 $\\pm$ 0.020 $R_{\\odot}$) located 20.385 $\\pm$ 0.019 pc away. We use TESS data, ground-based photometry and spectroscopy, Gaia astrometry, and high angular resolution imaging to show that the transit signal seen in the TESS data must originate from a transiting planet. We do so by ruling out all false positive scenarios that attempt to explain the transit signal as originating from an eclipsing stellar bina"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1912.05556","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1912.05556/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T00:41:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"X5zfpKQdCR58CNqphu++O5suIG1fEhUEKi5MVYDIITmw2JmbL0M7GmqFncD/A5tBwPXvzRN8qfOrva6vmNbWAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T08:36:29.224126Z"},"content_sha256":"0d6b5d52d49703c7c9057699b4044caea9a25b0be5cd6b81309cd45089a57dd0","schema_version":"1.0","event_id":"sha256:0d6b5d52d49703c7c9057699b4044caea9a25b0be5cd6b81309cd45089a57dd0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6QVU7HXTONCEEFF5ESGCO2AY2W/bundle.json","state_url":"https://pith.science/pith/6QVU7HXTONCEEFF5ESGCO2AY2W/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6QVU7HXTONCEEFF5ESGCO2AY2W/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":"2026-08-15T08:36:29Z","links":{"resolver":"https://pith.science/pith/6QVU7HXTONCEEFF5ESGCO2AY2W","bundle":"https://pith.science/pith/6QVU7HXTONCEEFF5ESGCO2AY2W/bundle.json","state":"https://pith.science/pith/6QVU7HXTONCEEFF5ESGCO2AY2W/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6QVU7HXTONCEEFF5ESGCO2AY2W/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:6QVU7HXTONCEEFF5ESGCO2AY2W","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":"ff102255b1ece35e7062422cc53584000edd0c531d2dbeb2c8fd616418c920ec","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2019-12-11T19:00:03Z","title_canon_sha256":"ca22b9698526e76da624a6edce3f3030cf2c37aa0dd1b1beeb867e31cede54a1"},"schema_version":"1.0","source":{"id":"1912.05556","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1912.05556","created_at":"2026-07-05T00:41:51Z"},{"alias_kind":"arxiv_version","alias_value":"1912.05556v2","created_at":"2026-07-05T00:41:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1912.05556","created_at":"2026-07-05T00:41:51Z"},{"alias_kind":"pith_short_12","alias_value":"6QVU7HXTONCE","created_at":"2026-07-05T00:41:51Z"},{"alias_kind":"pith_short_16","alias_value":"6QVU7HXTONCEEFF5","created_at":"2026-07-05T00:41:51Z"},{"alias_kind":"pith_short_8","alias_value":"6QVU7HXT","created_at":"2026-07-05T00:41:51Z"}],"graph_snapshots":[{"event_id":"sha256:0d6b5d52d49703c7c9057699b4044caea9a25b0be5cd6b81309cd45089a57dd0","target":"graph","created_at":"2026-07-05T00:41:51Z","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/1912.05556/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We report the discovery of GJ 1252 b, a planet with a radius of 1.193 $\\pm$ 0.074 $R_{\\oplus}$ and an orbital period of 0.52 days around an M3-type star (0.381 $\\pm$ 0.019 $M_{\\odot}$, 0.391 $\\pm$ 0.020 $R_{\\odot}$) located 20.385 $\\pm$ 0.019 pc away. We use TESS data, ground-based photometry and spectroscopy, Gaia astrometry, and high angular resolution imaging to show that the transit signal seen in the TESS data must originate from a transiting planet. We do so by ruling out all false positive scenarios that attempt to explain the transit signal as originating from an eclipsing stellar bina","authors_text":"Andrew Vanderburg, Avi Shporer, Chelsea X. Huang, Coel Hellier, Courtney D. Dressing, David Charbonneau, David R. Anderson, David W. Latham, Elisabeth Matthews, Enric Palle, Eric L. N. Jensen, George R. Ricker, James D. Armstrong, Jennifer G. Winters, Jesus Noel Villasenor, John Kielkopf, Jonathan Irwin, Jon M. Jenkins, Joseph D. Twicken, Joshua N. Winn, Karen A. Collins, Keith Horne, Keivan G. Stassun, Kevin I. Collins, Knicole Colon, Mark E. Rose, Maximilian N. G\\\"unther, Nicola Astudillo-Defru, Philip S. Muirhead, Ramotholo Sefako, Roland Vanderspek, Ryan Cloutier, Sara Seager, S\\'ebastien L\\'epine, Tansu Daylan, Thiam-Guan Tan, Tianjun Gan, Xavier Bonfils","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2019-12-11T19:00:03Z","title":"GJ 1252 b: A 1.2 $R_{\\oplus}$ planet transiting an M3-dwarf at 20.4 pc"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1912.05556","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":"sha256:02fe7cd054c8fb99ee1a2d2022539af05b827e5f56ed5412db62d669586e2c19","target":"record","created_at":"2026-07-05T00:41:51Z","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":"ff102255b1ece35e7062422cc53584000edd0c531d2dbeb2c8fd616418c920ec","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2019-12-11T19:00:03Z","title_canon_sha256":"ca22b9698526e76da624a6edce3f3030cf2c37aa0dd1b1beeb867e31cede54a1"},"schema_version":"1.0","source":{"id":"1912.05556","kind":"arxiv","version":2}},"canonical_sha256":"f42b4f9ef373444214bd248c276818d5855f7b32848950c8e01f61046b0e7f3b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f42b4f9ef373444214bd248c276818d5855f7b32848950c8e01f61046b0e7f3b","first_computed_at":"2026-07-05T00:41:51.303890Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:41:51.303890Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"D9+VHzhkkRVg2PIIYN+sKURd8dTiRjTryZMlufp4HJrVzJFtfRlk7H2H0PsaKfwAgCHdjVZv8HQWW2U42w8uDA==","signature_status":"signed_v1","signed_at":"2026-07-05T00:41:51.304342Z","signed_message":"canonical_sha256_bytes"},"source_id":"1912.05556","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:02fe7cd054c8fb99ee1a2d2022539af05b827e5f56ed5412db62d669586e2c19","sha256:0d6b5d52d49703c7c9057699b4044caea9a25b0be5cd6b81309cd45089a57dd0"],"state_sha256":"2a5a18c8b2e7f2c0f83be60f92827a036ecb16209fcbe6488454b1893ce359da"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"i+ShfJgdYvkgGmJI2sUXFAmv+zKtZZnVfKH0FXIBoHbiPO0w7EC4FJR8p+mqk1pdHN5RXBKB5ROrsPXcetx8CQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-15T08:36:29.230636Z","bundle_sha256":"b76d63a8fa43823ee3e325130d170e69a1aeab2a7467753b38103d44fe952934"}}