{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:W427DRYTW5GU2OBES372PVOUFV","short_pith_number":"pith:W427DRYT","canonical_record":{"source":{"id":"1911.02479","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2019-11-05T04:06:32Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"d3adbaf4587bf8abf4e4eafeea10ef9b1ce8f51bd98e50bd9c01e3ded7175304","abstract_canon_sha256":"827d8f77f5fff8f2c8f3d5eb205fa079c6c3eacf0630857162e740398ec1f1a8"},"schema_version":"1.0"},"canonical_sha256":"b735f1c713b74d4d382496ffa7d5d42d5b036b2a9755896865db5312e5e980c9","source":{"kind":"arxiv","id":"1911.02479","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1911.02479","created_at":"2026-07-05T00:17:34Z"},{"alias_kind":"arxiv_version","alias_value":"1911.02479v1","created_at":"2026-07-05T00:17:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1911.02479","created_at":"2026-07-05T00:17:34Z"},{"alias_kind":"pith_short_12","alias_value":"W427DRYTW5GU","created_at":"2026-07-05T00:17:34Z"},{"alias_kind":"pith_short_16","alias_value":"W427DRYTW5GU2OBE","created_at":"2026-07-05T00:17:34Z"},{"alias_kind":"pith_short_8","alias_value":"W427DRYT","created_at":"2026-07-05T00:17:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:W427DRYTW5GU2OBES372PVOUFV","target":"record","payload":{"canonical_record":{"source":{"id":"1911.02479","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2019-11-05T04:06:32Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"d3adbaf4587bf8abf4e4eafeea10ef9b1ce8f51bd98e50bd9c01e3ded7175304","abstract_canon_sha256":"827d8f77f5fff8f2c8f3d5eb205fa079c6c3eacf0630857162e740398ec1f1a8"},"schema_version":"1.0"},"canonical_sha256":"b735f1c713b74d4d382496ffa7d5d42d5b036b2a9755896865db5312e5e980c9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:17:34.812619Z","signature_b64":"RUzdl1kOc63nLB22/XvgL9rKAeKej642lUz6iOYbJreNwAo+cbE02UtunOSC+kczrToPnYvbbQNhdE7dvapDCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b735f1c713b74d4d382496ffa7d5d42d5b036b2a9755896865db5312e5e980c9","last_reissued_at":"2026-07-05T00:17:34.812142Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:17:34.812142Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1911.02479","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":"2026-07-05T00:17:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zpONuOUxUm10+G3J8fI1eg+AQ7n3g1Sc9clwhywuKF8UTYl1Aw4DUvYz74yZvzQSwi94fkGhZtUs0yDLUD6DCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T12:02:01.776730Z"},"content_sha256":"9a82d19e094f46cee044483bac4c5b94a6b3d6365067a16b6222636298874308","schema_version":"1.0","event_id":"sha256:9a82d19e094f46cee044483bac4c5b94a6b3d6365067a16b6222636298874308"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:W427DRYTW5GU2OBES372PVOUFV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Algorithms and Statistical Models for Scientific Discovery in the Petabyte Era","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.AI"],"primary_cat":"astro-ph.IM","authors_text":"Adam A. Miller, Andrew J. Connolly, Andy Ptak, Aneta Siemiginowska, Arfon M. Smith, Brian Nord, Brigitta M. Sip\\H{o}cz, Camille Avestruz, Chad Schafer, Chuanfei Dong, David Rapetti, Douglas A. Caldwell, Douglas Burke, Eric D. Feigelson, Erik J. Tollerud, Gautaum Narayan, G. Jogesh Babu, Jamie Kinney, Jeremy Kubica, Jo\\~ao Caldeira, John ZuHone, Joleen K. Carlberg, Joshua E. G. Peek, J. R. Mart\\'inez-Galarza, Kaisey S. Mandel, Lior Shamir, Lucianne M. Walkowicz, Luisa Lucie-Smith, Michelle Ntampaka, Nhan Tran, Priyamvada Natarajan, Ricardo Vilalta, Simon Birrer, Thomas Loredo, T. S. Li, Vinay Kashyap, V. Zach Golkhou, Yen-Chi Chen","submitted_at":"2019-11-05T04:06:32Z","abstract_excerpt":"The field of astronomy has arrived at a turning point in terms of size and complexity of both datasets and scientific collaboration. Commensurately, algorithms and statistical models have begun to adapt --- e.g., via the onset of artificial intelligence --- which itself presents new challenges and opportunities for growth. This white paper aims to offer guidance and ideas for how we can evolve our technical and collaborative frameworks to promote efficient algorithmic development and take advantage of opportunities for scientific discovery in the petabyte era. We discuss challenges for discove"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1911.02479","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1911.02479/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":"2026-07-05T00:17:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bsy2u3UlqZcFIEyYkTaJMD/c9GCAbtN/Ny9NvF5ddaJwpa1Yap6gb28AloZzq7752IO1V2Fmj1HsyxLIDNa+AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T12:02:01.777530Z"},"content_sha256":"81630731feacb4d74ab7a9de054d8f9b9133a7fd85e334411667c5389695b1f2","schema_version":"1.0","event_id":"sha256:81630731feacb4d74ab7a9de054d8f9b9133a7fd85e334411667c5389695b1f2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/W427DRYTW5GU2OBES372PVOUFV/bundle.json","state_url":"https://pith.science/pith/W427DRYTW5GU2OBES372PVOUFV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/W427DRYTW5GU2OBES372PVOUFV/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":"2026-08-11T12:02:01Z","links":{"resolver":"https://pith.science/pith/W427DRYTW5GU2OBES372PVOUFV","bundle":"https://pith.science/pith/W427DRYTW5GU2OBES372PVOUFV/bundle.json","state":"https://pith.science/pith/W427DRYTW5GU2OBES372PVOUFV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/W427DRYTW5GU2OBES372PVOUFV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:W427DRYTW5GU2OBES372PVOUFV","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":"827d8f77f5fff8f2c8f3d5eb205fa079c6c3eacf0630857162e740398ec1f1a8","cross_cats_sorted":["cs.AI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2019-11-05T04:06:32Z","title_canon_sha256":"d3adbaf4587bf8abf4e4eafeea10ef9b1ce8f51bd98e50bd9c01e3ded7175304"},"schema_version":"1.0","source":{"id":"1911.02479","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1911.02479","created_at":"2026-07-05T00:17:34Z"},{"alias_kind":"arxiv_version","alias_value":"1911.02479v1","created_at":"2026-07-05T00:17:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1911.02479","created_at":"2026-07-05T00:17:34Z"},{"alias_kind":"pith_short_12","alias_value":"W427DRYTW5GU","created_at":"2026-07-05T00:17:34Z"},{"alias_kind":"pith_short_16","alias_value":"W427DRYTW5GU2OBE","created_at":"2026-07-05T00:17:34Z"},{"alias_kind":"pith_short_8","alias_value":"W427DRYT","created_at":"2026-07-05T00:17:34Z"}],"graph_snapshots":[{"event_id":"sha256:81630731feacb4d74ab7a9de054d8f9b9133a7fd85e334411667c5389695b1f2","target":"graph","created_at":"2026-07-05T00:17:34Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/1911.02479/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The field of astronomy has arrived at a turning point in terms of size and complexity of both datasets and scientific collaboration. Commensurately, algorithms and statistical models have begun to adapt --- e.g., via the onset of artificial intelligence --- which itself presents new challenges and opportunities for growth. This white paper aims to offer guidance and ideas for how we can evolve our technical and collaborative frameworks to promote efficient algorithmic development and take advantage of opportunities for scientific discovery in the petabyte era. We discuss challenges for discove","authors_text":"Adam A. Miller, Andrew J. Connolly, Andy Ptak, Aneta Siemiginowska, Arfon M. Smith, Brian Nord, Brigitta M. Sip\\H{o}cz, Camille Avestruz, Chad Schafer, Chuanfei Dong, David Rapetti, Douglas A. Caldwell, Douglas Burke, Eric D. Feigelson, Erik J. Tollerud, Gautaum Narayan, G. Jogesh Babu, Jamie Kinney, Jeremy Kubica, Jo\\~ao Caldeira, John ZuHone, Joleen K. Carlberg, Joshua E. G. Peek, J. R. Mart\\'inez-Galarza, Kaisey S. Mandel, Lior Shamir, Lucianne M. Walkowicz, Luisa Lucie-Smith, Michelle Ntampaka, Nhan Tran, Priyamvada Natarajan, Ricardo Vilalta, Simon Birrer, Thomas Loredo, T. S. Li, Vinay Kashyap, V. Zach Golkhou, Yen-Chi Chen","cross_cats":["cs.AI"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2019-11-05T04:06:32Z","title":"Algorithms and Statistical Models for Scientific Discovery in the Petabyte Era"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1911.02479","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":"sha256:9a82d19e094f46cee044483bac4c5b94a6b3d6365067a16b6222636298874308","target":"record","created_at":"2026-07-05T00:17:34Z","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":"827d8f77f5fff8f2c8f3d5eb205fa079c6c3eacf0630857162e740398ec1f1a8","cross_cats_sorted":["cs.AI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2019-11-05T04:06:32Z","title_canon_sha256":"d3adbaf4587bf8abf4e4eafeea10ef9b1ce8f51bd98e50bd9c01e3ded7175304"},"schema_version":"1.0","source":{"id":"1911.02479","kind":"arxiv","version":1}},"canonical_sha256":"b735f1c713b74d4d382496ffa7d5d42d5b036b2a9755896865db5312e5e980c9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b735f1c713b74d4d382496ffa7d5d42d5b036b2a9755896865db5312e5e980c9","first_computed_at":"2026-07-05T00:17:34.812142Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:17:34.812142Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RUzdl1kOc63nLB22/XvgL9rKAeKej642lUz6iOYbJreNwAo+cbE02UtunOSC+kczrToPnYvbbQNhdE7dvapDCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T00:17:34.812619Z","signed_message":"canonical_sha256_bytes"},"source_id":"1911.02479","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9a82d19e094f46cee044483bac4c5b94a6b3d6365067a16b6222636298874308","sha256:81630731feacb4d74ab7a9de054d8f9b9133a7fd85e334411667c5389695b1f2"],"state_sha256":"6b460e81475e94fba82cc1e17e63178f2961d3386dd6623ad5dde4bc1dd0ac19"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EfvdT17dgl2Si9mlQrK7JJbTWSfLHcBtW4enu60JXq6OEezHpBN88MlS4Ag/5JGfmfByEztuYlbEAygNHkBpDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-11T12:02:01.783307Z","bundle_sha256":"3e9bcfb6d9cd476baf3f6460ad3f166eff00670b7d397da470bc55f57aa8d6cb"}}