{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:CDZ6V7QIHZARDC2ZJLOYRWKLOY","short_pith_number":"pith:CDZ6V7QI","canonical_record":{"source":{"id":"1707.04239","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.soc-ph","submitted_at":"2017-07-13T17:44:26Z","cross_cats_sorted":["cs.SI"],"title_canon_sha256":"6ecdfb8fc674325e1ad3158e5c52ee1f38fc3800bcaafbbae7f51247695be190","abstract_canon_sha256":"a40b3a39bdfb6e9651d98423c2d81b50c3f19d7d461892fe0fe2c32514f2bc23"},"schema_version":"1.0"},"canonical_sha256":"10f3eafe083e41118b594add88d94b7602a8307654ecebe2c3130cab7f29e5d2","source":{"kind":"arxiv","id":"1707.04239","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1707.04239","created_at":"2026-05-18T00:25:11Z"},{"alias_kind":"arxiv_version","alias_value":"1707.04239v4","created_at":"2026-05-18T00:25:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1707.04239","created_at":"2026-05-18T00:25:11Z"},{"alias_kind":"pith_short_12","alias_value":"CDZ6V7QIHZAR","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_16","alias_value":"CDZ6V7QIHZARDC2Z","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_8","alias_value":"CDZ6V7QI","created_at":"2026-05-18T12:31:10Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:CDZ6V7QIHZARDC2ZJLOYRWKLOY","target":"record","payload":{"canonical_record":{"source":{"id":"1707.04239","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.soc-ph","submitted_at":"2017-07-13T17:44:26Z","cross_cats_sorted":["cs.SI"],"title_canon_sha256":"6ecdfb8fc674325e1ad3158e5c52ee1f38fc3800bcaafbbae7f51247695be190","abstract_canon_sha256":"a40b3a39bdfb6e9651d98423c2d81b50c3f19d7d461892fe0fe2c32514f2bc23"},"schema_version":"1.0"},"canonical_sha256":"10f3eafe083e41118b594add88d94b7602a8307654ecebe2c3130cab7f29e5d2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:25:11.611812Z","signature_b64":"m9njrwThl3gJLoD4g8S+sUqWaZ20fgntMjvAgCLbJdUYbixvuA60eqCbhd3RrAhonyLo8DtKzkheE7D6SsWYDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"10f3eafe083e41118b594add88d94b7602a8307654ecebe2c3130cab7f29e5d2","last_reissued_at":"2026-05-18T00:25:11.611170Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:25:11.611170Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1707.04239","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:25:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"p0+8aOZjeHxglfjgJgqvibn/mk+gKUKAE7uJ2WuE3I/1Yhn8+yw7x0vNulLN9Zq0nMlYAtufdGf3RL46EBulAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T20:43:19.435939Z"},"content_sha256":"198080c53244deb42e278aa74e41bf1acbfaa1f245f4a1fcbbbb1148f808046f","schema_version":"1.0","event_id":"sha256:198080c53244deb42e278aa74e41bf1acbfaa1f245f4a1fcbbbb1148f808046f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:CDZ6V7QIHZARDC2ZJLOYRWKLOY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Network dynamics of innovation processes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.SI"],"primary_cat":"physics.soc-ph","authors_text":"Iacopo Iacopini, Sta\\v{s}a Milojevi\\'c, Vito Latora","submitted_at":"2017-07-13T17:44:26Z","abstract_excerpt":"We introduce a model for the emergence of innovations, in which cognitive processes are described as random walks on the network of links among ideas or concepts, and an innovation corresponds to the first visit of a node. The transition matrix of the random walk depends on the network weights, while in turn the weight of an edge is reinforced by the passage of a walker. The presence of the network naturally accounts for the mechanism of the adjacent possible, and the model reproduces both the rate at which novelties emerge and the correlations among them observed empirically. We show this by "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1707.04239","kind":"arxiv","version":4},"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":"2026-05-18T00:25:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xlRHeGJACQ4ZGQbokudU9g4WxV86E+tByzRbUPxmz8gBVgq051QPMjsbM7D0q+NdeIViB7kEp9CTPUhSvWO8AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T20:43:19.436598Z"},"content_sha256":"d0a30680cc78e57d05c6f19fd716bc77aa5611076238e92bee5d6db10cdf73ca","schema_version":"1.0","event_id":"sha256:d0a30680cc78e57d05c6f19fd716bc77aa5611076238e92bee5d6db10cdf73ca"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CDZ6V7QIHZARDC2ZJLOYRWKLOY/bundle.json","state_url":"https://pith.science/pith/CDZ6V7QIHZARDC2ZJLOYRWKLOY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CDZ6V7QIHZARDC2ZJLOYRWKLOY/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":"2026-05-27T20:43:19Z","links":{"resolver":"https://pith.science/pith/CDZ6V7QIHZARDC2ZJLOYRWKLOY","bundle":"https://pith.science/pith/CDZ6V7QIHZARDC2ZJLOYRWKLOY/bundle.json","state":"https://pith.science/pith/CDZ6V7QIHZARDC2ZJLOYRWKLOY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CDZ6V7QIHZARDC2ZJLOYRWKLOY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:CDZ6V7QIHZARDC2ZJLOYRWKLOY","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":"a40b3a39bdfb6e9651d98423c2d81b50c3f19d7d461892fe0fe2c32514f2bc23","cross_cats_sorted":["cs.SI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.soc-ph","submitted_at":"2017-07-13T17:44:26Z","title_canon_sha256":"6ecdfb8fc674325e1ad3158e5c52ee1f38fc3800bcaafbbae7f51247695be190"},"schema_version":"1.0","source":{"id":"1707.04239","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1707.04239","created_at":"2026-05-18T00:25:11Z"},{"alias_kind":"arxiv_version","alias_value":"1707.04239v4","created_at":"2026-05-18T00:25:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1707.04239","created_at":"2026-05-18T00:25:11Z"},{"alias_kind":"pith_short_12","alias_value":"CDZ6V7QIHZAR","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_16","alias_value":"CDZ6V7QIHZARDC2Z","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_8","alias_value":"CDZ6V7QI","created_at":"2026-05-18T12:31:10Z"}],"graph_snapshots":[{"event_id":"sha256:d0a30680cc78e57d05c6f19fd716bc77aa5611076238e92bee5d6db10cdf73ca","target":"graph","created_at":"2026-05-18T00:25:11Z","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":"We introduce a model for the emergence of innovations, in which cognitive processes are described as random walks on the network of links among ideas or concepts, and an innovation corresponds to the first visit of a node. The transition matrix of the random walk depends on the network weights, while in turn the weight of an edge is reinforced by the passage of a walker. The presence of the network naturally accounts for the mechanism of the adjacent possible, and the model reproduces both the rate at which novelties emerge and the correlations among them observed empirically. We show this by ","authors_text":"Iacopo Iacopini, Sta\\v{s}a Milojevi\\'c, Vito Latora","cross_cats":["cs.SI"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.soc-ph","submitted_at":"2017-07-13T17:44:26Z","title":"Network dynamics of innovation processes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1707.04239","kind":"arxiv","version":4},"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":"sha256:198080c53244deb42e278aa74e41bf1acbfaa1f245f4a1fcbbbb1148f808046f","target":"record","created_at":"2026-05-18T00:25:11Z","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":"a40b3a39bdfb6e9651d98423c2d81b50c3f19d7d461892fe0fe2c32514f2bc23","cross_cats_sorted":["cs.SI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.soc-ph","submitted_at":"2017-07-13T17:44:26Z","title_canon_sha256":"6ecdfb8fc674325e1ad3158e5c52ee1f38fc3800bcaafbbae7f51247695be190"},"schema_version":"1.0","source":{"id":"1707.04239","kind":"arxiv","version":4}},"canonical_sha256":"10f3eafe083e41118b594add88d94b7602a8307654ecebe2c3130cab7f29e5d2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"10f3eafe083e41118b594add88d94b7602a8307654ecebe2c3130cab7f29e5d2","first_computed_at":"2026-05-18T00:25:11.611170Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:25:11.611170Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"m9njrwThl3gJLoD4g8S+sUqWaZ20fgntMjvAgCLbJdUYbixvuA60eqCbhd3RrAhonyLo8DtKzkheE7D6SsWYDg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:25:11.611812Z","signed_message":"canonical_sha256_bytes"},"source_id":"1707.04239","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:198080c53244deb42e278aa74e41bf1acbfaa1f245f4a1fcbbbb1148f808046f","sha256:d0a30680cc78e57d05c6f19fd716bc77aa5611076238e92bee5d6db10cdf73ca"],"state_sha256":"c36bcf05f0696c31b509b01263d8cb22c265a02353f2c64835f2562eae07966e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"b18p85zq0F2dPUxldCk18Htd9tv6aY3lhloRi2WLQu8GpU2G0OO2XwTPFVDauIrm27iDF/D3SkfLR2zSaMH5AQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T20:43:19.440198Z","bundle_sha256":"c6619d254f95b92742048a5d1547b75222d099204a4b171c050f116cd41ca37a"}}