{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:6RCZ5KBN5CSHJHK6BH5PXUWO36","short_pith_number":"pith:6RCZ5KBN","canonical_record":{"source":{"id":"1607.03999","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2016-07-14T05:33:56Z","cross_cats_sorted":[],"title_canon_sha256":"e8787be9036e5cfac069d0f5de8375e4e84aa933b6822730248f09bbc8f45b79","abstract_canon_sha256":"3964cfea5082ace7552a836c7fac22487cbe97b9bc53450ab243bf4d88d929f9"},"schema_version":"1.0"},"canonical_sha256":"f4459ea82de8a4749d5e09fafbd2cedf987958a54943704a5189a911792de8c0","source":{"kind":"arxiv","id":"1607.03999","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1607.03999","created_at":"2026-05-18T01:02:38Z"},{"alias_kind":"arxiv_version","alias_value":"1607.03999v1","created_at":"2026-05-18T01:02:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1607.03999","created_at":"2026-05-18T01:02:38Z"},{"alias_kind":"pith_short_12","alias_value":"6RCZ5KBN5CSH","created_at":"2026-05-18T12:30:01Z"},{"alias_kind":"pith_short_16","alias_value":"6RCZ5KBN5CSHJHK6","created_at":"2026-05-18T12:30:01Z"},{"alias_kind":"pith_short_8","alias_value":"6RCZ5KBN","created_at":"2026-05-18T12:30:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:6RCZ5KBN5CSHJHK6BH5PXUWO36","target":"record","payload":{"canonical_record":{"source":{"id":"1607.03999","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2016-07-14T05:33:56Z","cross_cats_sorted":[],"title_canon_sha256":"e8787be9036e5cfac069d0f5de8375e4e84aa933b6822730248f09bbc8f45b79","abstract_canon_sha256":"3964cfea5082ace7552a836c7fac22487cbe97b9bc53450ab243bf4d88d929f9"},"schema_version":"1.0"},"canonical_sha256":"f4459ea82de8a4749d5e09fafbd2cedf987958a54943704a5189a911792de8c0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:02:38.052252Z","signature_b64":"YHGQBxH1wgk4Eqq7WvWMNmI01O2+QLCSfYCidZWauUVJM5LwY60nUwKNkPe3jVf3xYNfFOVbsvKiBgD9JwJYBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f4459ea82de8a4749d5e09fafbd2cedf987958a54943704a5189a911792de8c0","last_reissued_at":"2026-05-18T01:02:38.051695Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:02:38.051695Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1607.03999","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":"2026-05-18T01:02:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"F2toQgQuSxvXNXop7Ey0Wzf2/qYGUarhxTRuRYS98gjMxcxWrI6FlFLf+clwYEMd5XxDZieJWB28y0xt00WNCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T02:38:15.943484Z"},"content_sha256":"68f8eb9afb9e30a78fd847ea5749517456fdb0b6dd1338ac045a674184ed9593","schema_version":"1.0","event_id":"sha256:68f8eb9afb9e30a78fd847ea5749517456fdb0b6dd1338ac045a674184ed9593"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:6RCZ5KBN5CSHJHK6BH5PXUWO36","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Spin-orbit Misalignment as a Driver of the Kepler Dichotomy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Christopher Spalding, Konstantin Batygin","submitted_at":"2016-07-14T05:33:56Z","abstract_excerpt":"During its 5 year mission, the Kepler spacecraft has uncovered a diverse population of planetary systems with orbital configurations ranging from single-transiting planets to systems of multiple planets co-transiting the parent star. By comparing the relative occurrences of multiple to single-transiting systems, recent analyses have revealed a significant over-abundance of singles. Dubbed the \"Kepler Dichotomy,\" this feature has been interpreted as evidence for two separate populations of planetary systems: one where all orbits are confined to a single plane, and a second where the constituent"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1607.03999","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":"2026-05-18T01:02:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0oIXrFVSR+8qfG0/lYMrRMxziqwJzCOeKjSEuuwqS3gUAfsB/jqzRBxhq8IECIhS73hbLhl7TiYtDvOW6GWyAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T02:38:15.943884Z"},"content_sha256":"4df9922e441489bb206ba3727a8094e26701a85ff72bee4959c829c6b899bec1","schema_version":"1.0","event_id":"sha256:4df9922e441489bb206ba3727a8094e26701a85ff72bee4959c829c6b899bec1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6RCZ5KBN5CSHJHK6BH5PXUWO36/bundle.json","state_url":"https://pith.science/pith/6RCZ5KBN5CSHJHK6BH5PXUWO36/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6RCZ5KBN5CSHJHK6BH5PXUWO36/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":"2026-05-27T02:38:15Z","links":{"resolver":"https://pith.science/pith/6RCZ5KBN5CSHJHK6BH5PXUWO36","bundle":"https://pith.science/pith/6RCZ5KBN5CSHJHK6BH5PXUWO36/bundle.json","state":"https://pith.science/pith/6RCZ5KBN5CSHJHK6BH5PXUWO36/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6RCZ5KBN5CSHJHK6BH5PXUWO36/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:6RCZ5KBN5CSHJHK6BH5PXUWO36","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":"3964cfea5082ace7552a836c7fac22487cbe97b9bc53450ab243bf4d88d929f9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2016-07-14T05:33:56Z","title_canon_sha256":"e8787be9036e5cfac069d0f5de8375e4e84aa933b6822730248f09bbc8f45b79"},"schema_version":"1.0","source":{"id":"1607.03999","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1607.03999","created_at":"2026-05-18T01:02:38Z"},{"alias_kind":"arxiv_version","alias_value":"1607.03999v1","created_at":"2026-05-18T01:02:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1607.03999","created_at":"2026-05-18T01:02:38Z"},{"alias_kind":"pith_short_12","alias_value":"6RCZ5KBN5CSH","created_at":"2026-05-18T12:30:01Z"},{"alias_kind":"pith_short_16","alias_value":"6RCZ5KBN5CSHJHK6","created_at":"2026-05-18T12:30:01Z"},{"alias_kind":"pith_short_8","alias_value":"6RCZ5KBN","created_at":"2026-05-18T12:30:01Z"}],"graph_snapshots":[{"event_id":"sha256:4df9922e441489bb206ba3727a8094e26701a85ff72bee4959c829c6b899bec1","target":"graph","created_at":"2026-05-18T01:02:38Z","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":"During its 5 year mission, the Kepler spacecraft has uncovered a diverse population of planetary systems with orbital configurations ranging from single-transiting planets to systems of multiple planets co-transiting the parent star. By comparing the relative occurrences of multiple to single-transiting systems, recent analyses have revealed a significant over-abundance of singles. Dubbed the \"Kepler Dichotomy,\" this feature has been interpreted as evidence for two separate populations of planetary systems: one where all orbits are confined to a single plane, and a second where the constituent","authors_text":"Christopher Spalding, Konstantin Batygin","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2016-07-14T05:33:56Z","title":"Spin-orbit Misalignment as a Driver of the Kepler Dichotomy"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1607.03999","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":"sha256:68f8eb9afb9e30a78fd847ea5749517456fdb0b6dd1338ac045a674184ed9593","target":"record","created_at":"2026-05-18T01:02:38Z","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":"3964cfea5082ace7552a836c7fac22487cbe97b9bc53450ab243bf4d88d929f9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2016-07-14T05:33:56Z","title_canon_sha256":"e8787be9036e5cfac069d0f5de8375e4e84aa933b6822730248f09bbc8f45b79"},"schema_version":"1.0","source":{"id":"1607.03999","kind":"arxiv","version":1}},"canonical_sha256":"f4459ea82de8a4749d5e09fafbd2cedf987958a54943704a5189a911792de8c0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f4459ea82de8a4749d5e09fafbd2cedf987958a54943704a5189a911792de8c0","first_computed_at":"2026-05-18T01:02:38.051695Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:02:38.051695Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"YHGQBxH1wgk4Eqq7WvWMNmI01O2+QLCSfYCidZWauUVJM5LwY60nUwKNkPe3jVf3xYNfFOVbsvKiBgD9JwJYBA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:02:38.052252Z","signed_message":"canonical_sha256_bytes"},"source_id":"1607.03999","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:68f8eb9afb9e30a78fd847ea5749517456fdb0b6dd1338ac045a674184ed9593","sha256:4df9922e441489bb206ba3727a8094e26701a85ff72bee4959c829c6b899bec1"],"state_sha256":"8bda9ab9e81a0313ab2a44ff89c8ece0a71907b740c399ba7e54923960aed700"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"t9rCYTMfzqKczicRlK71blvWoBNDR0RquA2hoy4vd/RdHgzYjCnxvNaEZsNy4w5lY1fqUHt7XpOdtUX+cBvrBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T02:38:15.946778Z","bundle_sha256":"6d152d743b56b4353f8e55aec051060f9bcefbe58320ffc9c3ea2f4b93bd3c86"}}