{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:UF2WYR7MANUNKAG2HWVPT3CTWU","short_pith_number":"pith:UF2WYR7M","canonical_record":{"source":{"id":"1504.04909","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2015-04-20T01:17:00Z","cross_cats_sorted":["cs.NE","cs.RO","q-bio.PE"],"title_canon_sha256":"21b75bd2fad4362daa6385bac4874b0d1109ec55d6f3f09809bfc233dc68d27b","abstract_canon_sha256":"a90d82cf8ee0f7c479b07a392178e9665a1d252237df4eca088af8a37b04e930"},"schema_version":"1.0"},"canonical_sha256":"a1756c47ec0368d500da3daaf9ec53b52cf1de85d5aa0f629562002ae289635f","source":{"kind":"arxiv","id":"1504.04909","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1504.04909","created_at":"2026-05-18T02:18:24Z"},{"alias_kind":"arxiv_version","alias_value":"1504.04909v1","created_at":"2026-05-18T02:18:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.04909","created_at":"2026-05-18T02:18:24Z"},{"alias_kind":"pith_short_12","alias_value":"UF2WYR7MANUN","created_at":"2026-05-18T12:29:44Z"},{"alias_kind":"pith_short_16","alias_value":"UF2WYR7MANUNKAG2","created_at":"2026-05-18T12:29:44Z"},{"alias_kind":"pith_short_8","alias_value":"UF2WYR7M","created_at":"2026-05-18T12:29:44Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:UF2WYR7MANUNKAG2HWVPT3CTWU","target":"record","payload":{"canonical_record":{"source":{"id":"1504.04909","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2015-04-20T01:17:00Z","cross_cats_sorted":["cs.NE","cs.RO","q-bio.PE"],"title_canon_sha256":"21b75bd2fad4362daa6385bac4874b0d1109ec55d6f3f09809bfc233dc68d27b","abstract_canon_sha256":"a90d82cf8ee0f7c479b07a392178e9665a1d252237df4eca088af8a37b04e930"},"schema_version":"1.0"},"canonical_sha256":"a1756c47ec0368d500da3daaf9ec53b52cf1de85d5aa0f629562002ae289635f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:18:24.423300Z","signature_b64":"2E9XWXrfz77IwYMwlMFQ3mjfiAos5tHHXhS/12VYDUDQ6sx04l0HoXzMOZLSY4DLUNgphNzYFravh3rSls6TCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a1756c47ec0368d500da3daaf9ec53b52cf1de85d5aa0f629562002ae289635f","last_reissued_at":"2026-05-18T02:18:24.422776Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:18:24.422776Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1504.04909","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":"2026-05-18T02:18:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2PYwHRLeI0oaEYglGf/1wbgXs9PnKibIotTnpv/thYO16O9GNW7WKd/gLiZc4OuVNueUX3lJo9R7gIWLyzulDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T20:24:33.150473Z"},"content_sha256":"a136b7e907e01daa94d8ce46adfa8d5425802eb64502c7a2751c7e3072cc7bc2","schema_version":"1.0","event_id":"sha256:a136b7e907e01daa94d8ce46adfa8d5425802eb64502c7a2751c7e3072cc7bc2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:UF2WYR7MANUNKAG2HWVPT3CTWU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Illuminating search spaces by mapping elites","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.NE","cs.RO","q-bio.PE"],"primary_cat":"cs.AI","authors_text":"Jean-Baptiste Mouret, Jeff Clune","submitted_at":"2015-04-20T01:17:00Z","abstract_excerpt":"Many fields use search algorithms, which automatically explore a search space to find high-performing solutions: chemists search through the space of molecules to discover new drugs; engineers search for stronger, cheaper, safer designs, scientists search for models that best explain data, etc. The goal of search algorithms has traditionally been to return the single highest-performing solution in a search space. Here we describe a new, fundamentally different type of algorithm that is more useful because it provides a holistic view of how high-performing solutions are distributed throughout a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.04909","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":"2026-05-18T02:18:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Bf4Nt4Iqk0vxPMDM9yhYDcTXqtBmELQPOgETcEuxATLT+semjN+l9XPEFITY6+Hi1Rw6Vd4IEtUSQL09bgUoCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T20:24:33.150808Z"},"content_sha256":"5928f1609356af77127d84527263afa475c065aab4d960143edc5f617ab12fc1","schema_version":"1.0","event_id":"sha256:5928f1609356af77127d84527263afa475c065aab4d960143edc5f617ab12fc1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UF2WYR7MANUNKAG2HWVPT3CTWU/bundle.json","state_url":"https://pith.science/pith/UF2WYR7MANUNKAG2HWVPT3CTWU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UF2WYR7MANUNKAG2HWVPT3CTWU/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":"2026-06-03T20:24:33Z","links":{"resolver":"https://pith.science/pith/UF2WYR7MANUNKAG2HWVPT3CTWU","bundle":"https://pith.science/pith/UF2WYR7MANUNKAG2HWVPT3CTWU/bundle.json","state":"https://pith.science/pith/UF2WYR7MANUNKAG2HWVPT3CTWU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UF2WYR7MANUNKAG2HWVPT3CTWU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:UF2WYR7MANUNKAG2HWVPT3CTWU","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":"a90d82cf8ee0f7c479b07a392178e9665a1d252237df4eca088af8a37b04e930","cross_cats_sorted":["cs.NE","cs.RO","q-bio.PE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2015-04-20T01:17:00Z","title_canon_sha256":"21b75bd2fad4362daa6385bac4874b0d1109ec55d6f3f09809bfc233dc68d27b"},"schema_version":"1.0","source":{"id":"1504.04909","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1504.04909","created_at":"2026-05-18T02:18:24Z"},{"alias_kind":"arxiv_version","alias_value":"1504.04909v1","created_at":"2026-05-18T02:18:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.04909","created_at":"2026-05-18T02:18:24Z"},{"alias_kind":"pith_short_12","alias_value":"UF2WYR7MANUN","created_at":"2026-05-18T12:29:44Z"},{"alias_kind":"pith_short_16","alias_value":"UF2WYR7MANUNKAG2","created_at":"2026-05-18T12:29:44Z"},{"alias_kind":"pith_short_8","alias_value":"UF2WYR7M","created_at":"2026-05-18T12:29:44Z"}],"graph_snapshots":[{"event_id":"sha256:5928f1609356af77127d84527263afa475c065aab4d960143edc5f617ab12fc1","target":"graph","created_at":"2026-05-18T02:18:24Z","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":"Many fields use search algorithms, which automatically explore a search space to find high-performing solutions: chemists search through the space of molecules to discover new drugs; engineers search for stronger, cheaper, safer designs, scientists search for models that best explain data, etc. The goal of search algorithms has traditionally been to return the single highest-performing solution in a search space. Here we describe a new, fundamentally different type of algorithm that is more useful because it provides a holistic view of how high-performing solutions are distributed throughout a","authors_text":"Jean-Baptiste Mouret, Jeff Clune","cross_cats":["cs.NE","cs.RO","q-bio.PE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2015-04-20T01:17:00Z","title":"Illuminating search spaces by mapping elites"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.04909","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:a136b7e907e01daa94d8ce46adfa8d5425802eb64502c7a2751c7e3072cc7bc2","target":"record","created_at":"2026-05-18T02:18:24Z","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":"a90d82cf8ee0f7c479b07a392178e9665a1d252237df4eca088af8a37b04e930","cross_cats_sorted":["cs.NE","cs.RO","q-bio.PE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2015-04-20T01:17:00Z","title_canon_sha256":"21b75bd2fad4362daa6385bac4874b0d1109ec55d6f3f09809bfc233dc68d27b"},"schema_version":"1.0","source":{"id":"1504.04909","kind":"arxiv","version":1}},"canonical_sha256":"a1756c47ec0368d500da3daaf9ec53b52cf1de85d5aa0f629562002ae289635f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a1756c47ec0368d500da3daaf9ec53b52cf1de85d5aa0f629562002ae289635f","first_computed_at":"2026-05-18T02:18:24.422776Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:18:24.422776Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"2E9XWXrfz77IwYMwlMFQ3mjfiAos5tHHXhS/12VYDUDQ6sx04l0HoXzMOZLSY4DLUNgphNzYFravh3rSls6TCg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:18:24.423300Z","signed_message":"canonical_sha256_bytes"},"source_id":"1504.04909","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a136b7e907e01daa94d8ce46adfa8d5425802eb64502c7a2751c7e3072cc7bc2","sha256:5928f1609356af77127d84527263afa475c065aab4d960143edc5f617ab12fc1"],"state_sha256":"f90308dc1a5a72177728c98ccd81e09f52237ce48a649006ed28ec7ff6ae5532"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vx4kAcaa5a+wQwH6RBfE2fnUkfjWhfhVcFdjy/n0h8XFA505VyBf9ud3QzXkAFci6857Kq4lzbskUCeodsGSDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T20:24:33.152754Z","bundle_sha256":"64394e87890188d89cb3df5a0757b2fc449751a689c329c4a4a4722785a06b9f"}}