{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:FTIEUEQU7SCEOCMCTVE3YVAZEZ","short_pith_number":"pith:FTIEUEQU","canonical_record":{"source":{"id":"1809.10900","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2018-09-28T07:55:27Z","cross_cats_sorted":[],"title_canon_sha256":"f915d4b4053939d0ede937fed0f24fa8f2685bbeed1edc937e557f7ed8101681","abstract_canon_sha256":"f6c199315113328101c1148ec5aa8745a727aecb8b5de2093ec5d4cadd4d49d7"},"schema_version":"1.0"},"canonical_sha256":"2cd04a1214fc844709829d49bc5419265115f5965cb30a68b612f64882d81f22","source":{"kind":"arxiv","id":"1809.10900","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.10900","created_at":"2026-05-18T00:04:34Z"},{"alias_kind":"arxiv_version","alias_value":"1809.10900v1","created_at":"2026-05-18T00:04:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.10900","created_at":"2026-05-18T00:04:34Z"},{"alias_kind":"pith_short_12","alias_value":"FTIEUEQU7SCE","created_at":"2026-05-18T12:32:25Z"},{"alias_kind":"pith_short_16","alias_value":"FTIEUEQU7SCEOCMC","created_at":"2026-05-18T12:32:25Z"},{"alias_kind":"pith_short_8","alias_value":"FTIEUEQU","created_at":"2026-05-18T12:32:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:FTIEUEQU7SCEOCMCTVE3YVAZEZ","target":"record","payload":{"canonical_record":{"source":{"id":"1809.10900","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2018-09-28T07:55:27Z","cross_cats_sorted":[],"title_canon_sha256":"f915d4b4053939d0ede937fed0f24fa8f2685bbeed1edc937e557f7ed8101681","abstract_canon_sha256":"f6c199315113328101c1148ec5aa8745a727aecb8b5de2093ec5d4cadd4d49d7"},"schema_version":"1.0"},"canonical_sha256":"2cd04a1214fc844709829d49bc5419265115f5965cb30a68b612f64882d81f22","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:04:34.660002Z","signature_b64":"Tx4SXjSvz5hUr4aWVxuiURQJnSBSa2KjIn4bp5TI4kXs3lxSul+EeEa+MRkFI/XbglOSqjrXMDAdqL4wC326AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2cd04a1214fc844709829d49bc5419265115f5965cb30a68b612f64882d81f22","last_reissued_at":"2026-05-18T00:04:34.659409Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:04:34.659409Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1809.10900","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":"2026-05-18T00:04:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kTjD/HqMVT/uivgJwQ3tPHXlpBxa4nsYQDf0tOahSN84rTF4oPMJWC/dNZaeUcTjkRaIB2bx2yFdGA6faYC9DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T09:11:12.960384Z"},"content_sha256":"85f35ba52815d450884a64a2264650aeb35d0549c5a1ec949596442173d5012b","schema_version":"1.0","event_id":"sha256:85f35ba52815d450884a64a2264650aeb35d0549c5a1ec949596442173d5012b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:FTIEUEQU7SCEOCMCTVE3YVAZEZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Transiting Planets with LSST IV: Detecting Planets around White Dwarfs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Avi Shporer, Joshua A. Pepper, Keivan G. Stassun, Michael B. Lund","submitted_at":"2018-09-28T07:55:27Z","abstract_excerpt":"Previous work has demonstrated that the Large Synoptic Survey Telescope (LSST) has the capability to detect transiting planets around main sequence stars in relatively short ($<$ 20 days) periods and using standard algorithms for transit detection and period recoverability. In this paper, we demonstrate how an algorithm proposed in Tingley (2011) can be used for detecting transiting planets around white dwarfs with LSST. This application offsets the very short transit duration with the large change in magnitude caused by a transit of a white dwarf so that only a few points in transit are neede"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.10900","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":"2026-05-18T00:04:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/KFrvrII2FAeiM192SZ3FJWmUhMdiBjmWZFtj8SdNYDJ7lx1qG5cvP57cs6a8ESSYX+QzYCxniizhoj3uVBVBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T09:11:12.961068Z"},"content_sha256":"965269742ec8fa248b002b9da2ff9f64a445b8015835bd046773b2abd5904b41","schema_version":"1.0","event_id":"sha256:965269742ec8fa248b002b9da2ff9f64a445b8015835bd046773b2abd5904b41"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FTIEUEQU7SCEOCMCTVE3YVAZEZ/bundle.json","state_url":"https://pith.science/pith/FTIEUEQU7SCEOCMCTVE3YVAZEZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FTIEUEQU7SCEOCMCTVE3YVAZEZ/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":"2026-05-26T09:11:12Z","links":{"resolver":"https://pith.science/pith/FTIEUEQU7SCEOCMCTVE3YVAZEZ","bundle":"https://pith.science/pith/FTIEUEQU7SCEOCMCTVE3YVAZEZ/bundle.json","state":"https://pith.science/pith/FTIEUEQU7SCEOCMCTVE3YVAZEZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FTIEUEQU7SCEOCMCTVE3YVAZEZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:FTIEUEQU7SCEOCMCTVE3YVAZEZ","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":"f6c199315113328101c1148ec5aa8745a727aecb8b5de2093ec5d4cadd4d49d7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2018-09-28T07:55:27Z","title_canon_sha256":"f915d4b4053939d0ede937fed0f24fa8f2685bbeed1edc937e557f7ed8101681"},"schema_version":"1.0","source":{"id":"1809.10900","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.10900","created_at":"2026-05-18T00:04:34Z"},{"alias_kind":"arxiv_version","alias_value":"1809.10900v1","created_at":"2026-05-18T00:04:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.10900","created_at":"2026-05-18T00:04:34Z"},{"alias_kind":"pith_short_12","alias_value":"FTIEUEQU7SCE","created_at":"2026-05-18T12:32:25Z"},{"alias_kind":"pith_short_16","alias_value":"FTIEUEQU7SCEOCMC","created_at":"2026-05-18T12:32:25Z"},{"alias_kind":"pith_short_8","alias_value":"FTIEUEQU","created_at":"2026-05-18T12:32:25Z"}],"graph_snapshots":[{"event_id":"sha256:965269742ec8fa248b002b9da2ff9f64a445b8015835bd046773b2abd5904b41","target":"graph","created_at":"2026-05-18T00:04:34Z","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":"Previous work has demonstrated that the Large Synoptic Survey Telescope (LSST) has the capability to detect transiting planets around main sequence stars in relatively short ($<$ 20 days) periods and using standard algorithms for transit detection and period recoverability. In this paper, we demonstrate how an algorithm proposed in Tingley (2011) can be used for detecting transiting planets around white dwarfs with LSST. This application offsets the very short transit duration with the large change in magnitude caused by a transit of a white dwarf so that only a few points in transit are neede","authors_text":"Avi Shporer, Joshua A. Pepper, Keivan G. Stassun, Michael B. Lund","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2018-09-28T07:55:27Z","title":"Transiting Planets with LSST IV: Detecting Planets around White Dwarfs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.10900","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":"sha256:85f35ba52815d450884a64a2264650aeb35d0549c5a1ec949596442173d5012b","target":"record","created_at":"2026-05-18T00:04:34Z","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":"f6c199315113328101c1148ec5aa8745a727aecb8b5de2093ec5d4cadd4d49d7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2018-09-28T07:55:27Z","title_canon_sha256":"f915d4b4053939d0ede937fed0f24fa8f2685bbeed1edc937e557f7ed8101681"},"schema_version":"1.0","source":{"id":"1809.10900","kind":"arxiv","version":1}},"canonical_sha256":"2cd04a1214fc844709829d49bc5419265115f5965cb30a68b612f64882d81f22","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2cd04a1214fc844709829d49bc5419265115f5965cb30a68b612f64882d81f22","first_computed_at":"2026-05-18T00:04:34.659409Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:04:34.659409Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Tx4SXjSvz5hUr4aWVxuiURQJnSBSa2KjIn4bp5TI4kXs3lxSul+EeEa+MRkFI/XbglOSqjrXMDAdqL4wC326AA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:04:34.660002Z","signed_message":"canonical_sha256_bytes"},"source_id":"1809.10900","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:85f35ba52815d450884a64a2264650aeb35d0549c5a1ec949596442173d5012b","sha256:965269742ec8fa248b002b9da2ff9f64a445b8015835bd046773b2abd5904b41"],"state_sha256":"cfc2c43b23b745585790ec401659a0f4f7a9b0ed1b6c44c94ba44cd7d8b790fa"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6C4VuY6qcfIKteSdmYGbXoH8/tTrdiNt6ossHp9BURdNrTsG986SWrAFBWvQZFLtnYOPTQJHZsVn27+MWO5eBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T09:11:12.964718Z","bundle_sha256":"244533dd745ca8b50dd47753543078c13d2b7f946159ec7bf4538958fad19b4b"}}