{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:QMMAP3FHVEMD2JOSH3OYYNSFP3","short_pith_number":"pith:QMMAP3FH","canonical_record":{"source":{"id":"2009.06760","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2020-09-14T21:54:26Z","cross_cats_sorted":["astro-ph.IM"],"title_canon_sha256":"bb1d5e0c0b64cead61349575ac7b375029e13453ac388cc7a8e65acf811dc615","abstract_canon_sha256":"085ecc65563e8f8d85aa61beba7cdd8c16c618b163816c4275e462225edf81ae"},"schema_version":"1.0"},"canonical_sha256":"831807eca7a9183d25d23edd8c36457eec6f774d378e0f7d62af5e96ab257210","source":{"kind":"arxiv","id":"2009.06760","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2009.06760","created_at":"2026-07-05T03:14:52Z"},{"alias_kind":"arxiv_version","alias_value":"2009.06760v2","created_at":"2026-07-05T03:14:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2009.06760","created_at":"2026-07-05T03:14:52Z"},{"alias_kind":"pith_short_12","alias_value":"QMMAP3FHVEMD","created_at":"2026-07-05T03:14:52Z"},{"alias_kind":"pith_short_16","alias_value":"QMMAP3FHVEMD2JOS","created_at":"2026-07-05T03:14:52Z"},{"alias_kind":"pith_short_8","alias_value":"QMMAP3FH","created_at":"2026-07-05T03:14:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:QMMAP3FHVEMD2JOSH3OYYNSFP3","target":"record","payload":{"canonical_record":{"source":{"id":"2009.06760","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2020-09-14T21:54:26Z","cross_cats_sorted":["astro-ph.IM"],"title_canon_sha256":"bb1d5e0c0b64cead61349575ac7b375029e13453ac388cc7a8e65acf811dc615","abstract_canon_sha256":"085ecc65563e8f8d85aa61beba7cdd8c16c618b163816c4275e462225edf81ae"},"schema_version":"1.0"},"canonical_sha256":"831807eca7a9183d25d23edd8c36457eec6f774d378e0f7d62af5e96ab257210","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:14:52.184462Z","signature_b64":"a3iE/puIs65oMYKEd4gWj+g3s7D1PwdMe7obnYa3TqkcaWzG6Pc0jEwVD32dB6278G4L73An3tKHgZg2lSwpBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"831807eca7a9183d25d23edd8c36457eec6f774d378e0f7d62af5e96ab257210","last_reissued_at":"2026-07-05T03:14:52.184070Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:14:52.184070Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2009.06760","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":"2026-07-05T03:14:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"L/VxWKmR5OCd+T8Cydhh4wRiFlBbjOYwrFOSzzTap5CK8JOYLx3CZ9UzRiPAi0cQ1q0m8cV9P3N5QAtHXbk4AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T19:27:02.900485Z"},"content_sha256":"64e09409dcfc5f9ac75b8c4f5558ef87c5e46d35c114f97ef62d8744c10080e2","schema_version":"1.0","event_id":"sha256:64e09409dcfc5f9ac75b8c4f5558ef87c5e46d35c114f97ef62d8744c10080e2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:QMMAP3FHVEMD2JOSH3OYYNSFP3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A method for finding anomalous astronomical light curves and their analogs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.IM"],"primary_cat":"astro-ph.SR","authors_text":"Ashish A. Mahabal, Daniel Giles, Dennis Crake, Federica Bianco, Juan Rafael Mart\\'inez-Galarza, Kushal Tirumala, Matthew J. Graham","submitted_at":"2020-09-14T21:54:26Z","abstract_excerpt":"Our understanding of the Universe has profited from deliberate, targeted studies of known phenomena, as well as from serendipitous, unexpected discoveries, such as the discovery of a complex variability pattern in the direction of KIC 8462852 (Boyajian's star). Upcoming surveys, such as the Vera C. Rubin Observatory Legacy Survey of Space and Time (LSST), will explore the parameter space of astrophysical transients at all time scales, and offer the opportunity to discover even more extreme examples of unexpected phenomena. We investigate strategies to identify novel objects and to contextualiz"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2009.06760","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/2009.06760/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":"2026-07-05T03:14:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SN0jViafBrBvycFqT2mVWQ9/2B96R9nueEGTQkd+dhBpjovnp8gw6Bdt++Kgpam+z8mc9CpZc1H0kzR/W8HiDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T19:27:02.900878Z"},"content_sha256":"caea85b484896e44c3e5e18b91325a3ac83f49dc8c04a7e01ef0ef12796a70f7","schema_version":"1.0","event_id":"sha256:caea85b484896e44c3e5e18b91325a3ac83f49dc8c04a7e01ef0ef12796a70f7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QMMAP3FHVEMD2JOSH3OYYNSFP3/bundle.json","state_url":"https://pith.science/pith/QMMAP3FHVEMD2JOSH3OYYNSFP3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QMMAP3FHVEMD2JOSH3OYYNSFP3/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":"2026-07-06T19:27:02Z","links":{"resolver":"https://pith.science/pith/QMMAP3FHVEMD2JOSH3OYYNSFP3","bundle":"https://pith.science/pith/QMMAP3FHVEMD2JOSH3OYYNSFP3/bundle.json","state":"https://pith.science/pith/QMMAP3FHVEMD2JOSH3OYYNSFP3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QMMAP3FHVEMD2JOSH3OYYNSFP3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:QMMAP3FHVEMD2JOSH3OYYNSFP3","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":"085ecc65563e8f8d85aa61beba7cdd8c16c618b163816c4275e462225edf81ae","cross_cats_sorted":["astro-ph.IM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2020-09-14T21:54:26Z","title_canon_sha256":"bb1d5e0c0b64cead61349575ac7b375029e13453ac388cc7a8e65acf811dc615"},"schema_version":"1.0","source":{"id":"2009.06760","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2009.06760","created_at":"2026-07-05T03:14:52Z"},{"alias_kind":"arxiv_version","alias_value":"2009.06760v2","created_at":"2026-07-05T03:14:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2009.06760","created_at":"2026-07-05T03:14:52Z"},{"alias_kind":"pith_short_12","alias_value":"QMMAP3FHVEMD","created_at":"2026-07-05T03:14:52Z"},{"alias_kind":"pith_short_16","alias_value":"QMMAP3FHVEMD2JOS","created_at":"2026-07-05T03:14:52Z"},{"alias_kind":"pith_short_8","alias_value":"QMMAP3FH","created_at":"2026-07-05T03:14:52Z"}],"graph_snapshots":[{"event_id":"sha256:caea85b484896e44c3e5e18b91325a3ac83f49dc8c04a7e01ef0ef12796a70f7","target":"graph","created_at":"2026-07-05T03:14:52Z","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/2009.06760/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Our understanding of the Universe has profited from deliberate, targeted studies of known phenomena, as well as from serendipitous, unexpected discoveries, such as the discovery of a complex variability pattern in the direction of KIC 8462852 (Boyajian's star). Upcoming surveys, such as the Vera C. Rubin Observatory Legacy Survey of Space and Time (LSST), will explore the parameter space of astrophysical transients at all time scales, and offer the opportunity to discover even more extreme examples of unexpected phenomena. We investigate strategies to identify novel objects and to contextualiz","authors_text":"Ashish A. Mahabal, Daniel Giles, Dennis Crake, Federica Bianco, Juan Rafael Mart\\'inez-Galarza, Kushal Tirumala, Matthew J. Graham","cross_cats":["astro-ph.IM"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2020-09-14T21:54:26Z","title":"A method for finding anomalous astronomical light curves and their analogs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2009.06760","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":"sha256:64e09409dcfc5f9ac75b8c4f5558ef87c5e46d35c114f97ef62d8744c10080e2","target":"record","created_at":"2026-07-05T03:14:52Z","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":"085ecc65563e8f8d85aa61beba7cdd8c16c618b163816c4275e462225edf81ae","cross_cats_sorted":["astro-ph.IM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2020-09-14T21:54:26Z","title_canon_sha256":"bb1d5e0c0b64cead61349575ac7b375029e13453ac388cc7a8e65acf811dc615"},"schema_version":"1.0","source":{"id":"2009.06760","kind":"arxiv","version":2}},"canonical_sha256":"831807eca7a9183d25d23edd8c36457eec6f774d378e0f7d62af5e96ab257210","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"831807eca7a9183d25d23edd8c36457eec6f774d378e0f7d62af5e96ab257210","first_computed_at":"2026-07-05T03:14:52.184070Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:14:52.184070Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"a3iE/puIs65oMYKEd4gWj+g3s7D1PwdMe7obnYa3TqkcaWzG6Pc0jEwVD32dB6278G4L73An3tKHgZg2lSwpBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T03:14:52.184462Z","signed_message":"canonical_sha256_bytes"},"source_id":"2009.06760","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:64e09409dcfc5f9ac75b8c4f5558ef87c5e46d35c114f97ef62d8744c10080e2","sha256:caea85b484896e44c3e5e18b91325a3ac83f49dc8c04a7e01ef0ef12796a70f7"],"state_sha256":"f46b151be88d8224e0a05ed749a2d52e274e81e832c679458a8d4339d66f40e9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fb6N4+OXCdklo5TVAy4XZoHHhqBXNfndODLbBzILxkjlqywhD29mODgVowtbJzO4JGBrtvL9ejsSI8CD31AMBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T19:27:02.902989Z","bundle_sha256":"34c8cf7392e983061331aa60de11920d741940aa33b8da9cb2cfab0a68883148"}}