{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:GIXFPDTREBAW3OABPHGKCWWV5C","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":"a9bae450ca14eb131af7938ab91b64cc2f788e793bfa1b5e2907dd4889beb4c7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2018-10-11T01:37:13Z","title_canon_sha256":"4e4d1c73a762a32d68400139cf77adea6a3cb8dc9b6711fa2e4c1714c31b0e77"},"schema_version":"1.0","source":{"id":"1810.04815","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.04815","created_at":"2026-05-17T23:49:40Z"},{"alias_kind":"arxiv_version","alias_value":"1810.04815v1","created_at":"2026-05-17T23:49:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.04815","created_at":"2026-05-17T23:49:40Z"},{"alias_kind":"pith_short_12","alias_value":"GIXFPDTREBAW","created_at":"2026-05-18T12:32:25Z"},{"alias_kind":"pith_short_16","alias_value":"GIXFPDTREBAW3OAB","created_at":"2026-05-18T12:32:25Z"},{"alias_kind":"pith_short_8","alias_value":"GIXFPDTR","created_at":"2026-05-18T12:32:25Z"}],"graph_snapshots":[{"event_id":"sha256:b7a39e9530d26f22754fc4fa4aef55276defaf35140c90c66e482e74c758ec45","target":"graph","created_at":"2026-05-17T23:49:40Z","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":"How ground-based telescopes schedule their observations in response to competing science priorities and constraints, variations in the weather, and the visibility of a particular part of the sky can significantly impact their efficiency. In this paper we introduce the Feature-Based telescope scheduler that is an automated, proposal-free decision making algorithm that offers \\textit{controllability} of the behavior, \\textit{adjustability} of the mission, and quick \\textit{recoverability} from interruptions for large ground-based telescopes. By framing this scheduler in the context of a coherent","authors_text":"Andrew J. Connolly, Elahesadat Naghib, Peter Yoachim, R. Lynne Jones, Robert J. Vanderbei","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2018-10-11T01:37:13Z","title":"A Framework for Telescope Schedulers: With Applications to the Large Synoptic Survey Telescope"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.04815","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":"sha256:6b3d6efc4ebf36b66ae9ed3d255c29f6e4cb01ee0b4a45fc74e02662d8a2b7ba","target":"record","created_at":"2026-05-17T23:49:40Z","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":"a9bae450ca14eb131af7938ab91b64cc2f788e793bfa1b5e2907dd4889beb4c7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2018-10-11T01:37:13Z","title_canon_sha256":"4e4d1c73a762a32d68400139cf77adea6a3cb8dc9b6711fa2e4c1714c31b0e77"},"schema_version":"1.0","source":{"id":"1810.04815","kind":"arxiv","version":1}},"canonical_sha256":"322e578e7120416db80179cca15ad5e882659aa04f84b6308a74b0f238865454","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"322e578e7120416db80179cca15ad5e882659aa04f84b6308a74b0f238865454","first_computed_at":"2026-05-17T23:49:40.970956Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:49:40.970956Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Lz9lBz/mdNwhqVknexSvlQM8x9RjgRkcakH4xua7AFSgCjHCbGxGKPXgSIMqAPlotI6FSku6TZ3jXRiGhPpwBA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:49:40.971482Z","signed_message":"canonical_sha256_bytes"},"source_id":"1810.04815","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6b3d6efc4ebf36b66ae9ed3d255c29f6e4cb01ee0b4a45fc74e02662d8a2b7ba","sha256:b7a39e9530d26f22754fc4fa4aef55276defaf35140c90c66e482e74c758ec45"],"state_sha256":"b419b7ba6d14a9604afa14a728deb0b455106aebfa09607231d541d43251e982"}