{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:R7GSXFAZEHIQWJCXYESAZVEHI7","short_pith_number":"pith:R7GSXFAZ","canonical_record":{"source":{"id":"1811.07408","kind":"arxiv","version":5},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.PE","submitted_at":"2018-11-18T21:33:34Z","cross_cats_sorted":["q-bio.NC"],"title_canon_sha256":"ac315d63f448ecba427f35c17e3e62a4de7e14f2b077ff9a64dd474f357e2d2c","abstract_canon_sha256":"edd6e04d0f57512a841852944cce1c543a2ab9be81de878fc23d148e189ac90e"},"schema_version":"1.0"},"canonical_sha256":"8fcd2b941921d10b2457c1240cd48747ea3b696e8b20298e693cd80f8a472f6e","source":{"kind":"arxiv","id":"1811.07408","version":5},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.07408","created_at":"2026-05-17T23:41:21Z"},{"alias_kind":"arxiv_version","alias_value":"1811.07408v5","created_at":"2026-05-17T23:41:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.07408","created_at":"2026-05-17T23:41:21Z"},{"alias_kind":"pith_short_12","alias_value":"R7GSXFAZEHIQ","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_16","alias_value":"R7GSXFAZEHIQWJCX","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_8","alias_value":"R7GSXFAZ","created_at":"2026-05-18T12:32:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:R7GSXFAZEHIQWJCXYESAZVEHI7","target":"record","payload":{"canonical_record":{"source":{"id":"1811.07408","kind":"arxiv","version":5},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.PE","submitted_at":"2018-11-18T21:33:34Z","cross_cats_sorted":["q-bio.NC"],"title_canon_sha256":"ac315d63f448ecba427f35c17e3e62a4de7e14f2b077ff9a64dd474f357e2d2c","abstract_canon_sha256":"edd6e04d0f57512a841852944cce1c543a2ab9be81de878fc23d148e189ac90e"},"schema_version":"1.0"},"canonical_sha256":"8fcd2b941921d10b2457c1240cd48747ea3b696e8b20298e693cd80f8a472f6e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:41:21.996650Z","signature_b64":"lpPLeIAh1a8eMWUxdIvVHYbxw7KDKwP+tVxrV9YNTR6Uy8zszz/UGiI+OKAiGiACRLHPEm8ImZVuN8/kzLt7DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8fcd2b941921d10b2457c1240cd48747ea3b696e8b20298e693cd80f8a472f6e","last_reissued_at":"2026-05-17T23:41:21.995995Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:41:21.995995Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1811.07408","source_version":5,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:41:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qNNG2mkJTec7mUPeta8tVpO9gEcji55cPDaJYxr6BvLMDYbJI7CMGFlgUOyuK8g417iAVV8WA7FbDS/+uUcyCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T05:51:42.011518Z"},"content_sha256":"e901ed3c69fd9ae2713e205da0cf565bac77652cbe8049789b074d6e81b7b84a","schema_version":"1.0","event_id":"sha256:e901ed3c69fd9ae2713e205da0cf565bac77652cbe8049789b074d6e81b7b84a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:R7GSXFAZEHIQWJCXYESAZVEHI7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Why Cognitive Science is Needed for a Viable Theoretical Framework for Cultural Evolution","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["q-bio.NC"],"primary_cat":"q-bio.PE","authors_text":"Liane Gabora","submitted_at":"2018-11-18T21:33:34Z","abstract_excerpt":"Although Darwinian models are rampant in the social sciences, social scientists do not face the problem that motivated Darwin's theory of natural selection: the problem of explaining how lineages evolve despite that any traits they acquire are regularly discarded at the end of the lifetime of the individuals that acquired them. While the rationale for framing culture as an evolutionary process is correct, it does not follow that culture is a Darwinian or selectionist process, or that population genetics provides viable starting points for modeling cultural change. This paper lays out step-by-s"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.07408","kind":"arxiv","version":5},"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":"2026-05-17T23:41:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VeopTBGCFbi673beKEOL3z9ZSrdVgcK8Py911KWSWBcmyBPhizHusDeL4dYmCGKnunsdDO+6Wwd8wcNGPKzHCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T05:51:42.012239Z"},"content_sha256":"ac368ef078faed621ba7f95dc47ed83b141e6622e6e668d08eb1c9e460523b2c","schema_version":"1.0","event_id":"sha256:ac368ef078faed621ba7f95dc47ed83b141e6622e6e668d08eb1c9e460523b2c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/R7GSXFAZEHIQWJCXYESAZVEHI7/bundle.json","state_url":"https://pith.science/pith/R7GSXFAZEHIQWJCXYESAZVEHI7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/R7GSXFAZEHIQWJCXYESAZVEHI7/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":"2026-06-10T05:51:42Z","links":{"resolver":"https://pith.science/pith/R7GSXFAZEHIQWJCXYESAZVEHI7","bundle":"https://pith.science/pith/R7GSXFAZEHIQWJCXYESAZVEHI7/bundle.json","state":"https://pith.science/pith/R7GSXFAZEHIQWJCXYESAZVEHI7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/R7GSXFAZEHIQWJCXYESAZVEHI7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:R7GSXFAZEHIQWJCXYESAZVEHI7","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":"edd6e04d0f57512a841852944cce1c543a2ab9be81de878fc23d148e189ac90e","cross_cats_sorted":["q-bio.NC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.PE","submitted_at":"2018-11-18T21:33:34Z","title_canon_sha256":"ac315d63f448ecba427f35c17e3e62a4de7e14f2b077ff9a64dd474f357e2d2c"},"schema_version":"1.0","source":{"id":"1811.07408","kind":"arxiv","version":5}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.07408","created_at":"2026-05-17T23:41:21Z"},{"alias_kind":"arxiv_version","alias_value":"1811.07408v5","created_at":"2026-05-17T23:41:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.07408","created_at":"2026-05-17T23:41:21Z"},{"alias_kind":"pith_short_12","alias_value":"R7GSXFAZEHIQ","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_16","alias_value":"R7GSXFAZEHIQWJCX","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_8","alias_value":"R7GSXFAZ","created_at":"2026-05-18T12:32:50Z"}],"graph_snapshots":[{"event_id":"sha256:ac368ef078faed621ba7f95dc47ed83b141e6622e6e668d08eb1c9e460523b2c","target":"graph","created_at":"2026-05-17T23:41:21Z","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":"Although Darwinian models are rampant in the social sciences, social scientists do not face the problem that motivated Darwin's theory of natural selection: the problem of explaining how lineages evolve despite that any traits they acquire are regularly discarded at the end of the lifetime of the individuals that acquired them. While the rationale for framing culture as an evolutionary process is correct, it does not follow that culture is a Darwinian or selectionist process, or that population genetics provides viable starting points for modeling cultural change. This paper lays out step-by-s","authors_text":"Liane Gabora","cross_cats":["q-bio.NC"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.PE","submitted_at":"2018-11-18T21:33:34Z","title":"Why Cognitive Science is Needed for a Viable Theoretical Framework for Cultural Evolution"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.07408","kind":"arxiv","version":5},"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:e901ed3c69fd9ae2713e205da0cf565bac77652cbe8049789b074d6e81b7b84a","target":"record","created_at":"2026-05-17T23:41:21Z","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":"edd6e04d0f57512a841852944cce1c543a2ab9be81de878fc23d148e189ac90e","cross_cats_sorted":["q-bio.NC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.PE","submitted_at":"2018-11-18T21:33:34Z","title_canon_sha256":"ac315d63f448ecba427f35c17e3e62a4de7e14f2b077ff9a64dd474f357e2d2c"},"schema_version":"1.0","source":{"id":"1811.07408","kind":"arxiv","version":5}},"canonical_sha256":"8fcd2b941921d10b2457c1240cd48747ea3b696e8b20298e693cd80f8a472f6e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8fcd2b941921d10b2457c1240cd48747ea3b696e8b20298e693cd80f8a472f6e","first_computed_at":"2026-05-17T23:41:21.995995Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:41:21.995995Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lpPLeIAh1a8eMWUxdIvVHYbxw7KDKwP+tVxrV9YNTR6Uy8zszz/UGiI+OKAiGiACRLHPEm8ImZVuN8/kzLt7DA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:41:21.996650Z","signed_message":"canonical_sha256_bytes"},"source_id":"1811.07408","source_kind":"arxiv","source_version":5}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e901ed3c69fd9ae2713e205da0cf565bac77652cbe8049789b074d6e81b7b84a","sha256:ac368ef078faed621ba7f95dc47ed83b141e6622e6e668d08eb1c9e460523b2c"],"state_sha256":"abd3b29decc064d4fb579d203f0461d501350014d5eb03984b84d3807fedd42e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"awccAQNLqGLisU4on5X38iq3KjZ/QsBVDFovsHVwExJei84axPV/UbJ+Lo0LwmNKp/cOBWvrW78CcYWL16OBCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-10T05:51:42.016329Z","bundle_sha256":"743b83792eaafe9fd962911c9653eb2e8e07ee73c5c84d4cf5b94903bbe58450"}}