{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:YIZQBEJSFMPNQQBB5YK4TMA7G2","short_pith_number":"pith:YIZQBEJS","canonical_record":{"source":{"id":"1806.06145","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.OT","submitted_at":"2018-06-15T22:45:34Z","cross_cats_sorted":[],"title_canon_sha256":"811c4a9173ac5df312bbd325df705173fec6004e76590e3900468138de02d97b","abstract_canon_sha256":"d45e84b86627f5abd9dfc715dd0e1e766b6b10aa9bee4441d4a4368e013dc6a0"},"schema_version":"1.0"},"canonical_sha256":"c2330091322b1ed84021ee15c9b01f36ae5bef781367b1e829d32b8c64d40e19","source":{"kind":"arxiv","id":"1806.06145","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1806.06145","created_at":"2026-05-18T00:02:44Z"},{"alias_kind":"arxiv_version","alias_value":"1806.06145v1","created_at":"2026-05-18T00:02:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.06145","created_at":"2026-05-18T00:02:44Z"},{"alias_kind":"pith_short_12","alias_value":"YIZQBEJSFMPN","created_at":"2026-05-18T12:33:04Z"},{"alias_kind":"pith_short_16","alias_value":"YIZQBEJSFMPNQQBB","created_at":"2026-05-18T12:33:04Z"},{"alias_kind":"pith_short_8","alias_value":"YIZQBEJS","created_at":"2026-05-18T12:33:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:YIZQBEJSFMPNQQBB5YK4TMA7G2","target":"record","payload":{"canonical_record":{"source":{"id":"1806.06145","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.OT","submitted_at":"2018-06-15T22:45:34Z","cross_cats_sorted":[],"title_canon_sha256":"811c4a9173ac5df312bbd325df705173fec6004e76590e3900468138de02d97b","abstract_canon_sha256":"d45e84b86627f5abd9dfc715dd0e1e766b6b10aa9bee4441d4a4368e013dc6a0"},"schema_version":"1.0"},"canonical_sha256":"c2330091322b1ed84021ee15c9b01f36ae5bef781367b1e829d32b8c64d40e19","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:02:44.714181Z","signature_b64":"JMtZU4Q7tmtSBbaJa4iepAUNJI6o5DKXZ0dO7W3gmDL8pRAiU8GU6FjN29SAY89S/fQp3xM4DGCzyPgIkpSRBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c2330091322b1ed84021ee15c9b01f36ae5bef781367b1e829d32b8c64d40e19","last_reissued_at":"2026-05-18T00:02:44.713662Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:02:44.713662Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1806.06145","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":"2026-05-18T00:02:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UfNnHsGBU3v9JfS7fHjtEJBMo6t42YUy6RhDB/ue3X12vfRpqGawoIeK1IkeZnzyX1ppt3BvxFXpUZ0EJb2dBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T20:00:25.669493Z"},"content_sha256":"f9a61e3b1de50b8c47c942b5588f70864b5c307308eb0c3b0863b8f789333b87","schema_version":"1.0","event_id":"sha256:f9a61e3b1de50b8c47c942b5588f70864b5c307308eb0c3b0863b8f789333b87"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:YIZQBEJSFMPNQQBB5YK4TMA7G2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Teaching computational reproducibility for neuroimaging","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"stat.OT","authors_text":"Jean-Baptiste Poline, K. Jarrod Millman, Matthew Brett, Ross Barnowski","submitted_at":"2018-06-15T22:45:34Z","abstract_excerpt":"We describe a project-based introduction to reproducible and collaborative neuroimaging analysis. Traditional teaching on neuroimaging usually consists of a series of lectures that emphasize the big picture rather than the foundations on which the techniques are based. The lectures are often paired with practical workshops in which students run imaging analyses using the graphical interface of specific neuroimaging software packages. Our experience suggests that this combination leaves the student with a superficial understanding of the underlying ideas, and an informal, inefficient, and inacc"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.06145","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":"2026-05-18T00:02:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"khhiD8AxBtiH/i8FZHLsGDZBLNulflyPaUO5qvq4QhiWgViCfdiorco1G3GLiY2MxqNA/ugVqS0HATR1aPdmAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T20:00:25.670137Z"},"content_sha256":"b5b756f0af93f18520591ef477527eb9363607d109d9b8038fae3669e3ee3f10","schema_version":"1.0","event_id":"sha256:b5b756f0af93f18520591ef477527eb9363607d109d9b8038fae3669e3ee3f10"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YIZQBEJSFMPNQQBB5YK4TMA7G2/bundle.json","state_url":"https://pith.science/pith/YIZQBEJSFMPNQQBB5YK4TMA7G2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YIZQBEJSFMPNQQBB5YK4TMA7G2/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":"2026-05-26T20:00:25Z","links":{"resolver":"https://pith.science/pith/YIZQBEJSFMPNQQBB5YK4TMA7G2","bundle":"https://pith.science/pith/YIZQBEJSFMPNQQBB5YK4TMA7G2/bundle.json","state":"https://pith.science/pith/YIZQBEJSFMPNQQBB5YK4TMA7G2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YIZQBEJSFMPNQQBB5YK4TMA7G2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:YIZQBEJSFMPNQQBB5YK4TMA7G2","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":"d45e84b86627f5abd9dfc715dd0e1e766b6b10aa9bee4441d4a4368e013dc6a0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.OT","submitted_at":"2018-06-15T22:45:34Z","title_canon_sha256":"811c4a9173ac5df312bbd325df705173fec6004e76590e3900468138de02d97b"},"schema_version":"1.0","source":{"id":"1806.06145","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1806.06145","created_at":"2026-05-18T00:02:44Z"},{"alias_kind":"arxiv_version","alias_value":"1806.06145v1","created_at":"2026-05-18T00:02:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.06145","created_at":"2026-05-18T00:02:44Z"},{"alias_kind":"pith_short_12","alias_value":"YIZQBEJSFMPN","created_at":"2026-05-18T12:33:04Z"},{"alias_kind":"pith_short_16","alias_value":"YIZQBEJSFMPNQQBB","created_at":"2026-05-18T12:33:04Z"},{"alias_kind":"pith_short_8","alias_value":"YIZQBEJS","created_at":"2026-05-18T12:33:04Z"}],"graph_snapshots":[{"event_id":"sha256:b5b756f0af93f18520591ef477527eb9363607d109d9b8038fae3669e3ee3f10","target":"graph","created_at":"2026-05-18T00:02:44Z","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 describe a project-based introduction to reproducible and collaborative neuroimaging analysis. Traditional teaching on neuroimaging usually consists of a series of lectures that emphasize the big picture rather than the foundations on which the techniques are based. The lectures are often paired with practical workshops in which students run imaging analyses using the graphical interface of specific neuroimaging software packages. Our experience suggests that this combination leaves the student with a superficial understanding of the underlying ideas, and an informal, inefficient, and inacc","authors_text":"Jean-Baptiste Poline, K. Jarrod Millman, Matthew Brett, Ross Barnowski","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.OT","submitted_at":"2018-06-15T22:45:34Z","title":"Teaching computational reproducibility for neuroimaging"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.06145","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:f9a61e3b1de50b8c47c942b5588f70864b5c307308eb0c3b0863b8f789333b87","target":"record","created_at":"2026-05-18T00:02:44Z","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":"d45e84b86627f5abd9dfc715dd0e1e766b6b10aa9bee4441d4a4368e013dc6a0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.OT","submitted_at":"2018-06-15T22:45:34Z","title_canon_sha256":"811c4a9173ac5df312bbd325df705173fec6004e76590e3900468138de02d97b"},"schema_version":"1.0","source":{"id":"1806.06145","kind":"arxiv","version":1}},"canonical_sha256":"c2330091322b1ed84021ee15c9b01f36ae5bef781367b1e829d32b8c64d40e19","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c2330091322b1ed84021ee15c9b01f36ae5bef781367b1e829d32b8c64d40e19","first_computed_at":"2026-05-18T00:02:44.713662Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:02:44.713662Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JMtZU4Q7tmtSBbaJa4iepAUNJI6o5DKXZ0dO7W3gmDL8pRAiU8GU6FjN29SAY89S/fQp3xM4DGCzyPgIkpSRBw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:02:44.714181Z","signed_message":"canonical_sha256_bytes"},"source_id":"1806.06145","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f9a61e3b1de50b8c47c942b5588f70864b5c307308eb0c3b0863b8f789333b87","sha256:b5b756f0af93f18520591ef477527eb9363607d109d9b8038fae3669e3ee3f10"],"state_sha256":"4fb172cc042f899c1bcb118a9732de0bf2dfccf8c251a3fb83410eeb5819d58e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xgkyJcEC/9NziUWnfBcKcBxs+uCApD8ZfADQXF0UKiQGvzOi5AlGP0MtvbPceksiEapBxzAIEMUa95Xr+Us1Aw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T20:00:25.673573Z","bundle_sha256":"4d28952abed4e0894aecb5c48929da4a7c3a78c6a72c2073ea3546a90a2a4fe5"}}