{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:73AKU3C4BS2W4QAFU3IGOE5TNX","short_pith_number":"pith:73AKU3C4","canonical_record":{"source":{"id":"1706.02556","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NE","submitted_at":"2017-06-08T12:55:26Z","cross_cats_sorted":[],"title_canon_sha256":"2f848b19ab42e9b2d10df07f8be11f8f536a36436811b66e49ebbb2e83f4d451","abstract_canon_sha256":"64c2d6376610682d0931e180137d26e616ea987b64525ca14dc91632eff5d0e0"},"schema_version":"1.0"},"canonical_sha256":"fec0aa6c5c0cb56e4005a6d06713b36dca73d1a4a9de2d1cf7211671e10325cd","source":{"kind":"arxiv","id":"1706.02556","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1706.02556","created_at":"2026-05-18T00:42:45Z"},{"alias_kind":"arxiv_version","alias_value":"1706.02556v1","created_at":"2026-05-18T00:42:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.02556","created_at":"2026-05-18T00:42:45Z"},{"alias_kind":"pith_short_12","alias_value":"73AKU3C4BS2W","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_16","alias_value":"73AKU3C4BS2W4QAF","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_8","alias_value":"73AKU3C4","created_at":"2026-05-18T12:31:03Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:73AKU3C4BS2W4QAFU3IGOE5TNX","target":"record","payload":{"canonical_record":{"source":{"id":"1706.02556","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NE","submitted_at":"2017-06-08T12:55:26Z","cross_cats_sorted":[],"title_canon_sha256":"2f848b19ab42e9b2d10df07f8be11f8f536a36436811b66e49ebbb2e83f4d451","abstract_canon_sha256":"64c2d6376610682d0931e180137d26e616ea987b64525ca14dc91632eff5d0e0"},"schema_version":"1.0"},"canonical_sha256":"fec0aa6c5c0cb56e4005a6d06713b36dca73d1a4a9de2d1cf7211671e10325cd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:42:45.148450Z","signature_b64":"PKbKU8eppaQXQz+7VrvwvKtcoO5uJZnPY1fAEEDUeyVkR3Tu/kLJuRtEvsVuNz6D5h+Ac3f7hBAHi0SHc2k5Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fec0aa6c5c0cb56e4005a6d06713b36dca73d1a4a9de2d1cf7211671e10325cd","last_reissued_at":"2026-05-18T00:42:45.147935Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:42:45.147935Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1706.02556","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":"2026-05-18T00:42:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"r8zfbmfWcQoDn4+Wgkhfg0UCkDezWJEDi+ooUdY4rov0LEHnNqxl3Nr10Ho3WC4uy6UHjhREL6K1N6AHrXlwDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T15:03:49.129193Z"},"content_sha256":"7ba5b8fcb4f2498c228d9520b77b5c4e85e2e23074d1852c0295f051d951d94f","schema_version":"1.0","event_id":"sha256:7ba5b8fcb4f2498c228d9520b77b5c4e85e2e23074d1852c0295f051d951d94f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:73AKU3C4BS2W4QAFU3IGOE5TNX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Surprise Search for Evolutionary Divergence","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.NE","authors_text":"Antonios Liapis, Daniele Gravina, Georgios N. Yannakakis","submitted_at":"2017-06-08T12:55:26Z","abstract_excerpt":"Inspired by the notion of surprise for unconventional discovery we introduce a general search algorithm we name surprise search as a new method of evolutionary divergent search. Surprise search is grounded in the divergent search paradigm and is fabricated within the principles of evolutionary search. The algorithm mimics the self-surprise cognitive process and equips evolutionary search with the ability to seek for solutions that deviate from the algorithm's expected behaviour. The predictive model of expected solutions is based on historical trails of where the search has been and local info"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.02556","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":"2026-05-18T00:42:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xGn/cbIYg43QWFiWJ34P9GSPOUIEqPW0B5uSqBcuFQCUpN3yV8zXvZFwI0qJugYkckfnsqQwX2if+VQiFmBcAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T15:03:49.129555Z"},"content_sha256":"7aca8f961371d88d8ab1f41d65af7f78429a47bae9f9e4353697cce7aeee33d6","schema_version":"1.0","event_id":"sha256:7aca8f961371d88d8ab1f41d65af7f78429a47bae9f9e4353697cce7aeee33d6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/73AKU3C4BS2W4QAFU3IGOE5TNX/bundle.json","state_url":"https://pith.science/pith/73AKU3C4BS2W4QAFU3IGOE5TNX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/73AKU3C4BS2W4QAFU3IGOE5TNX/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":"2026-06-05T15:03:49Z","links":{"resolver":"https://pith.science/pith/73AKU3C4BS2W4QAFU3IGOE5TNX","bundle":"https://pith.science/pith/73AKU3C4BS2W4QAFU3IGOE5TNX/bundle.json","state":"https://pith.science/pith/73AKU3C4BS2W4QAFU3IGOE5TNX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/73AKU3C4BS2W4QAFU3IGOE5TNX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:73AKU3C4BS2W4QAFU3IGOE5TNX","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":"64c2d6376610682d0931e180137d26e616ea987b64525ca14dc91632eff5d0e0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NE","submitted_at":"2017-06-08T12:55:26Z","title_canon_sha256":"2f848b19ab42e9b2d10df07f8be11f8f536a36436811b66e49ebbb2e83f4d451"},"schema_version":"1.0","source":{"id":"1706.02556","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1706.02556","created_at":"2026-05-18T00:42:45Z"},{"alias_kind":"arxiv_version","alias_value":"1706.02556v1","created_at":"2026-05-18T00:42:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.02556","created_at":"2026-05-18T00:42:45Z"},{"alias_kind":"pith_short_12","alias_value":"73AKU3C4BS2W","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_16","alias_value":"73AKU3C4BS2W4QAF","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_8","alias_value":"73AKU3C4","created_at":"2026-05-18T12:31:03Z"}],"graph_snapshots":[{"event_id":"sha256:7aca8f961371d88d8ab1f41d65af7f78429a47bae9f9e4353697cce7aeee33d6","target":"graph","created_at":"2026-05-18T00:42:45Z","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":"Inspired by the notion of surprise for unconventional discovery we introduce a general search algorithm we name surprise search as a new method of evolutionary divergent search. Surprise search is grounded in the divergent search paradigm and is fabricated within the principles of evolutionary search. The algorithm mimics the self-surprise cognitive process and equips evolutionary search with the ability to seek for solutions that deviate from the algorithm's expected behaviour. The predictive model of expected solutions is based on historical trails of where the search has been and local info","authors_text":"Antonios Liapis, Daniele Gravina, Georgios N. Yannakakis","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NE","submitted_at":"2017-06-08T12:55:26Z","title":"Surprise Search for Evolutionary Divergence"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.02556","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":"sha256:7ba5b8fcb4f2498c228d9520b77b5c4e85e2e23074d1852c0295f051d951d94f","target":"record","created_at":"2026-05-18T00:42:45Z","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":"64c2d6376610682d0931e180137d26e616ea987b64525ca14dc91632eff5d0e0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NE","submitted_at":"2017-06-08T12:55:26Z","title_canon_sha256":"2f848b19ab42e9b2d10df07f8be11f8f536a36436811b66e49ebbb2e83f4d451"},"schema_version":"1.0","source":{"id":"1706.02556","kind":"arxiv","version":1}},"canonical_sha256":"fec0aa6c5c0cb56e4005a6d06713b36dca73d1a4a9de2d1cf7211671e10325cd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"fec0aa6c5c0cb56e4005a6d06713b36dca73d1a4a9de2d1cf7211671e10325cd","first_computed_at":"2026-05-18T00:42:45.147935Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:42:45.147935Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"PKbKU8eppaQXQz+7VrvwvKtcoO5uJZnPY1fAEEDUeyVkR3Tu/kLJuRtEvsVuNz6D5h+Ac3f7hBAHi0SHc2k5Dw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:42:45.148450Z","signed_message":"canonical_sha256_bytes"},"source_id":"1706.02556","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7ba5b8fcb4f2498c228d9520b77b5c4e85e2e23074d1852c0295f051d951d94f","sha256:7aca8f961371d88d8ab1f41d65af7f78429a47bae9f9e4353697cce7aeee33d6"],"state_sha256":"13c4f2649cc5b9758ec8ed1eefc0fb54a78448caf6ab0148419e3d8ce113dc36"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YBqHNTGXUUL01VrTfZnA+W2fniReKMe2fjcQbN6jq8dUCG3X077Yy2HBh8ww5BNFvc26NtQmVZnxaKJ5pDeVDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T15:03:49.131513Z","bundle_sha256":"37ca8635fd0600821b99fdb468deda27b5a808a8464184c918c06a4c872f69d5"}}