{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:HCO56UFDFFI2KBSYOH66A2LBCD","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":"9e6b20b3a388a7915fadba00a247f10d6dcb1f2677955fd13006675b1d12d323","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/publicdomain/","primary_cat":"cs.DS","submitted_at":"2013-03-19T15:02:55Z","title_canon_sha256":"93771ea1056043b38cb70003b7f0d22bcdd1a7848c454bffda998b20e2d62848"},"schema_version":"1.0","source":{"id":"1303.4632","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1303.4632","created_at":"2026-05-18T03:30:26Z"},{"alias_kind":"arxiv_version","alias_value":"1303.4632v1","created_at":"2026-05-18T03:30:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1303.4632","created_at":"2026-05-18T03:30:26Z"},{"alias_kind":"pith_short_12","alias_value":"HCO56UFDFFI2","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_16","alias_value":"HCO56UFDFFI2KBSY","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_8","alias_value":"HCO56UFD","created_at":"2026-05-18T12:27:46Z"}],"graph_snapshots":[{"event_id":"sha256:356526dfd4a7a3e6108adefd8c7c830d96c4ae247129835c32763c67cacaf522","target":"graph","created_at":"2026-05-18T03:30:26Z","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":"There are numerous applications which require the ability to take certain actions (e.g. distribute money, medicines, people etc.) over a geographic region. A disaster relief organization must allocate people and supplies to parts of a region after a disaster. A public health organization must allocate limited vaccine to people across a region. In both cases, the organization is trying to optimize something (e.g. minimize expected number of people with a disease). We introduce \"geospatial optimization problems\" (GOPs) where an organization has limited resources and budget to take actions in a g","authors_text":"Paulo Shakarian, V.S. Subrahmanian","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/publicdomain/","primary_cat":"cs.DS","submitted_at":"2013-03-19T15:02:55Z","title":"Geospatial Optimization Problems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1303.4632","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":"sha256:90867cce6a2429c9aab99655c22968c8ec6a4f1a69f6dc44d1af8b94b18bb0a2","target":"record","created_at":"2026-05-18T03:30:26Z","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":"9e6b20b3a388a7915fadba00a247f10d6dcb1f2677955fd13006675b1d12d323","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/publicdomain/","primary_cat":"cs.DS","submitted_at":"2013-03-19T15:02:55Z","title_canon_sha256":"93771ea1056043b38cb70003b7f0d22bcdd1a7848c454bffda998b20e2d62848"},"schema_version":"1.0","source":{"id":"1303.4632","kind":"arxiv","version":1}},"canonical_sha256":"389ddf50a32951a5065871fde0696110cc03a551cc0d84b18634211d3e7fc0d0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"389ddf50a32951a5065871fde0696110cc03a551cc0d84b18634211d3e7fc0d0","first_computed_at":"2026-05-18T03:30:26.661671Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:30:26.661671Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"j5duwXMb2bHR5ucMiEn3u2WF04KUL/zJ7qMwUDsmgF6naBVerf9U1ESwvfTolvVGc4OSyEC5uvTI427tVdQLBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:30:26.662451Z","signed_message":"canonical_sha256_bytes"},"source_id":"1303.4632","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:90867cce6a2429c9aab99655c22968c8ec6a4f1a69f6dc44d1af8b94b18bb0a2","sha256:356526dfd4a7a3e6108adefd8c7c830d96c4ae247129835c32763c67cacaf522"],"state_sha256":"37f47cff15cbeb55d069889627dcdd4e7c073dae8185a3de1e5845e11e670f55"}