{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:JWWNA7PPAXUY3V3GESKVP4W5H2","short_pith_number":"pith:JWWNA7PP","canonical_record":{"source":{"id":"1409.1595","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2014-09-04T20:15:12Z","cross_cats_sorted":[],"title_canon_sha256":"cd4d5ec87e984c098e2f3c9778a838f716b3270d66edf86488ba433bd1035789","abstract_canon_sha256":"60a75f3c6cbe829283cf4ae3f761f965c85ca6f3a416bc46b0ce6ad5c873f1f4"},"schema_version":"1.0"},"canonical_sha256":"4dacd07def05e98dd766249557f2dd3ea5cc0c91d56756f4d44802cb96978360","source":{"kind":"arxiv","id":"1409.1595","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1409.1595","created_at":"2026-05-18T01:42:07Z"},{"alias_kind":"arxiv_version","alias_value":"1409.1595v1","created_at":"2026-05-18T01:42:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1409.1595","created_at":"2026-05-18T01:42:07Z"},{"alias_kind":"pith_short_12","alias_value":"JWWNA7PPAXUY","created_at":"2026-05-18T12:28:35Z"},{"alias_kind":"pith_short_16","alias_value":"JWWNA7PPAXUY3V3G","created_at":"2026-05-18T12:28:35Z"},{"alias_kind":"pith_short_8","alias_value":"JWWNA7PP","created_at":"2026-05-18T12:28:35Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:JWWNA7PPAXUY3V3GESKVP4W5H2","target":"record","payload":{"canonical_record":{"source":{"id":"1409.1595","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2014-09-04T20:15:12Z","cross_cats_sorted":[],"title_canon_sha256":"cd4d5ec87e984c098e2f3c9778a838f716b3270d66edf86488ba433bd1035789","abstract_canon_sha256":"60a75f3c6cbe829283cf4ae3f761f965c85ca6f3a416bc46b0ce6ad5c873f1f4"},"schema_version":"1.0"},"canonical_sha256":"4dacd07def05e98dd766249557f2dd3ea5cc0c91d56756f4d44802cb96978360","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:42:07.708482Z","signature_b64":"30+wgKi7gBZMl2Wu/3C0aejUZD7BGPagxavDmsrjoqnbClLob3V8hXBfTcJ/N1pWpQC4+JzK+gagtwYoMdJyAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4dacd07def05e98dd766249557f2dd3ea5cc0c91d56756f4d44802cb96978360","last_reissued_at":"2026-05-18T01:42:07.707825Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:42:07.707825Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1409.1595","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":"2026-05-18T01:42:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AsBh/pYAjg8ddrKLvDEzvsA8oUph3Y3CDZ0Oy/MCZgXnCTTL2Xce34k8OpH+L5M73k21PvpiLp2PLkh914DsBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T20:30:44.152090Z"},"content_sha256":"f3755d64547c50a71ec9c46b9fca7d85fd9a6d60eefcbe9f7db1518d757ddd1c","schema_version":"1.0","event_id":"sha256:f3755d64547c50a71ec9c46b9fca7d85fd9a6d60eefcbe9f7db1518d757ddd1c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:JWWNA7PPAXUY3V3GESKVP4W5H2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Advances in exoplanet science from Kepler","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Jack J. Lissauer, Rebekah I. Dawson, Scott Tremaine","submitted_at":"2014-09-04T20:15:12Z","abstract_excerpt":"Numerous telescopes and techniques have been used to find and study extrasolar planets, but none has been more successful than NASA's Kepler Space Telescope. Kepler has discovered the majority of known exoplanets, the smallest planets to orbit normal stars, and the worlds most likely to be similar to our home planet. Most importantly, Kepler has provided our first look at typical characteristics of planets and planetary systems for planets with sizes as small as and orbits as large as those of the Earth."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1409.1595","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":"2026-05-18T01:42:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WJS39jz52vo6R9o3lCDebOzei7LivkKRzE4i1ck9Aay4zL8rx5WCulo/svrwG/Az/Dg8pV3BPaXhVJ/Y9XpbAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T20:30:44.152502Z"},"content_sha256":"3b4dc03031fb2d3589d394a67039cdd5d7c7ac6a8477b048080d83a057df3081","schema_version":"1.0","event_id":"sha256:3b4dc03031fb2d3589d394a67039cdd5d7c7ac6a8477b048080d83a057df3081"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JWWNA7PPAXUY3V3GESKVP4W5H2/bundle.json","state_url":"https://pith.science/pith/JWWNA7PPAXUY3V3GESKVP4W5H2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JWWNA7PPAXUY3V3GESKVP4W5H2/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":"2026-05-30T20:30:44Z","links":{"resolver":"https://pith.science/pith/JWWNA7PPAXUY3V3GESKVP4W5H2","bundle":"https://pith.science/pith/JWWNA7PPAXUY3V3GESKVP4W5H2/bundle.json","state":"https://pith.science/pith/JWWNA7PPAXUY3V3GESKVP4W5H2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JWWNA7PPAXUY3V3GESKVP4W5H2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:JWWNA7PPAXUY3V3GESKVP4W5H2","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":"60a75f3c6cbe829283cf4ae3f761f965c85ca6f3a416bc46b0ce6ad5c873f1f4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2014-09-04T20:15:12Z","title_canon_sha256":"cd4d5ec87e984c098e2f3c9778a838f716b3270d66edf86488ba433bd1035789"},"schema_version":"1.0","source":{"id":"1409.1595","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1409.1595","created_at":"2026-05-18T01:42:07Z"},{"alias_kind":"arxiv_version","alias_value":"1409.1595v1","created_at":"2026-05-18T01:42:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1409.1595","created_at":"2026-05-18T01:42:07Z"},{"alias_kind":"pith_short_12","alias_value":"JWWNA7PPAXUY","created_at":"2026-05-18T12:28:35Z"},{"alias_kind":"pith_short_16","alias_value":"JWWNA7PPAXUY3V3G","created_at":"2026-05-18T12:28:35Z"},{"alias_kind":"pith_short_8","alias_value":"JWWNA7PP","created_at":"2026-05-18T12:28:35Z"}],"graph_snapshots":[{"event_id":"sha256:3b4dc03031fb2d3589d394a67039cdd5d7c7ac6a8477b048080d83a057df3081","target":"graph","created_at":"2026-05-18T01:42:07Z","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":"Numerous telescopes and techniques have been used to find and study extrasolar planets, but none has been more successful than NASA's Kepler Space Telescope. Kepler has discovered the majority of known exoplanets, the smallest planets to orbit normal stars, and the worlds most likely to be similar to our home planet. Most importantly, Kepler has provided our first look at typical characteristics of planets and planetary systems for planets with sizes as small as and orbits as large as those of the Earth.","authors_text":"Jack J. Lissauer, Rebekah I. Dawson, Scott Tremaine","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2014-09-04T20:15:12Z","title":"Advances in exoplanet science from Kepler"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1409.1595","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:f3755d64547c50a71ec9c46b9fca7d85fd9a6d60eefcbe9f7db1518d757ddd1c","target":"record","created_at":"2026-05-18T01:42:07Z","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":"60a75f3c6cbe829283cf4ae3f761f965c85ca6f3a416bc46b0ce6ad5c873f1f4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2014-09-04T20:15:12Z","title_canon_sha256":"cd4d5ec87e984c098e2f3c9778a838f716b3270d66edf86488ba433bd1035789"},"schema_version":"1.0","source":{"id":"1409.1595","kind":"arxiv","version":1}},"canonical_sha256":"4dacd07def05e98dd766249557f2dd3ea5cc0c91d56756f4d44802cb96978360","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4dacd07def05e98dd766249557f2dd3ea5cc0c91d56756f4d44802cb96978360","first_computed_at":"2026-05-18T01:42:07.707825Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:42:07.707825Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"30+wgKi7gBZMl2Wu/3C0aejUZD7BGPagxavDmsrjoqnbClLob3V8hXBfTcJ/N1pWpQC4+JzK+gagtwYoMdJyAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:42:07.708482Z","signed_message":"canonical_sha256_bytes"},"source_id":"1409.1595","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f3755d64547c50a71ec9c46b9fca7d85fd9a6d60eefcbe9f7db1518d757ddd1c","sha256:3b4dc03031fb2d3589d394a67039cdd5d7c7ac6a8477b048080d83a057df3081"],"state_sha256":"53d9e45c29b967a75d09bcdec42c60dfbe563ca43bb3ec1dd32905570a5eab8a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JCb0g1lJnX9XzuOO8okj/A2dxCe1+vMpTuS0D4PxjwsggN1WvOb7uyrMTuXs22TWbPNeihN0axxkh6pkkjnICQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T20:30:44.155305Z","bundle_sha256":"c038438eae2d3d646d798931c99caf833bff63933c48ae4eed3c252c22a6d39d"}}