{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:2MSWZXW5F66OOMJPKLTQDXKVFE","short_pith_number":"pith:2MSWZXW5","canonical_record":{"source":{"id":"1808.07535","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2018-08-22T19:33:31Z","cross_cats_sorted":[],"title_canon_sha256":"4c45617aaf0a07c1476b5efef671665592d83974153f2276bb6690023c09fbc2","abstract_canon_sha256":"a8009c859508144692465770ae1ce43bc95ab4f7248166c7e8adf51e2b272529"},"schema_version":"1.0"},"canonical_sha256":"d3256cdedd2fbce7312f52e701dd55292e355d934ab70a66e6d9568c6b8d5fbf","source":{"kind":"arxiv","id":"1808.07535","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1808.07535","created_at":"2026-05-18T00:07:05Z"},{"alias_kind":"arxiv_version","alias_value":"1808.07535v2","created_at":"2026-05-18T00:07:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1808.07535","created_at":"2026-05-18T00:07:05Z"},{"alias_kind":"pith_short_12","alias_value":"2MSWZXW5F66O","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_16","alias_value":"2MSWZXW5F66OOMJP","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_8","alias_value":"2MSWZXW5","created_at":"2026-05-18T12:32:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:2MSWZXW5F66OOMJPKLTQDXKVFE","target":"record","payload":{"canonical_record":{"source":{"id":"1808.07535","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2018-08-22T19:33:31Z","cross_cats_sorted":[],"title_canon_sha256":"4c45617aaf0a07c1476b5efef671665592d83974153f2276bb6690023c09fbc2","abstract_canon_sha256":"a8009c859508144692465770ae1ce43bc95ab4f7248166c7e8adf51e2b272529"},"schema_version":"1.0"},"canonical_sha256":"d3256cdedd2fbce7312f52e701dd55292e355d934ab70a66e6d9568c6b8d5fbf","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:07:05.176422Z","signature_b64":"Ax1VaNJgsLvgImm8CL8nvgnWjMlifHX4QjrKZyLfvUbi6lvjCQFhc13qyqELKMxTewhKvH/0WMSPWC3EXxjUCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d3256cdedd2fbce7312f52e701dd55292e355d934ab70a66e6d9568c6b8d5fbf","last_reissued_at":"2026-05-18T00:07:05.175665Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:07:05.175665Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1808.07535","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:07:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Pl6M8S2XHO4q+d43JC4aovO9WwXuQlrD1YsCQ9Ho4ss5cpGCfleIisGIZ9wZYtru8LWxyzXx1xhUvOt7BqowAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T17:00:16.113739Z"},"content_sha256":"ee98bcc67e5fd3ca3a444aff79a3fc579a31427e51b6ab86ae5969d398040911","schema_version":"1.0","event_id":"sha256:ee98bcc67e5fd3ca3a444aff79a3fc579a31427e51b6ab86ae5969d398040911"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:2MSWZXW5F66OOMJPKLTQDXKVFE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Learning Hierarchical Semantic Image Manipulation through Structured Representations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Honglak Lee, Seunghoon Hong, Thomas Huang, Xinchen Yan","submitted_at":"2018-08-22T19:33:31Z","abstract_excerpt":"Understanding, reasoning, and manipulating semantic concepts of images have been a fundamental research problem for decades. Previous work mainly focused on direct manipulation on natural image manifold through color strokes, key-points, textures, and holes-to-fill. In this work, we present a novel hierarchical framework for semantic image manipulation. Key to our hierarchical framework is that we employ a structured semantic layout as our intermediate representation for manipulation. Initialized with coarse-level bounding boxes, our structure generator first creates pixel-wise semantic layout"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1808.07535","kind":"arxiv","version":2},"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":"2026-05-18T00:07:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BzErVY5n1oX0HmbPyiiQ7gdEhOkWogN+IyNS5oXfhT57wWIywRR4//0pq5gZn0RBd8lkxZDkSLD5cf7gMJaQDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T17:00:16.114290Z"},"content_sha256":"56a68bcec9fa32e61d8216311733b680bc3db4df78381789c120b10c7d937d06","schema_version":"1.0","event_id":"sha256:56a68bcec9fa32e61d8216311733b680bc3db4df78381789c120b10c7d937d06"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2MSWZXW5F66OOMJPKLTQDXKVFE/bundle.json","state_url":"https://pith.science/pith/2MSWZXW5F66OOMJPKLTQDXKVFE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2MSWZXW5F66OOMJPKLTQDXKVFE/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":"2026-05-19T17:00:16Z","links":{"resolver":"https://pith.science/pith/2MSWZXW5F66OOMJPKLTQDXKVFE","bundle":"https://pith.science/pith/2MSWZXW5F66OOMJPKLTQDXKVFE/bundle.json","state":"https://pith.science/pith/2MSWZXW5F66OOMJPKLTQDXKVFE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2MSWZXW5F66OOMJPKLTQDXKVFE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:2MSWZXW5F66OOMJPKLTQDXKVFE","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":"a8009c859508144692465770ae1ce43bc95ab4f7248166c7e8adf51e2b272529","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2018-08-22T19:33:31Z","title_canon_sha256":"4c45617aaf0a07c1476b5efef671665592d83974153f2276bb6690023c09fbc2"},"schema_version":"1.0","source":{"id":"1808.07535","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1808.07535","created_at":"2026-05-18T00:07:05Z"},{"alias_kind":"arxiv_version","alias_value":"1808.07535v2","created_at":"2026-05-18T00:07:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1808.07535","created_at":"2026-05-18T00:07:05Z"},{"alias_kind":"pith_short_12","alias_value":"2MSWZXW5F66O","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_16","alias_value":"2MSWZXW5F66OOMJP","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_8","alias_value":"2MSWZXW5","created_at":"2026-05-18T12:32:02Z"}],"graph_snapshots":[{"event_id":"sha256:56a68bcec9fa32e61d8216311733b680bc3db4df78381789c120b10c7d937d06","target":"graph","created_at":"2026-05-18T00:07:05Z","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":"Understanding, reasoning, and manipulating semantic concepts of images have been a fundamental research problem for decades. Previous work mainly focused on direct manipulation on natural image manifold through color strokes, key-points, textures, and holes-to-fill. In this work, we present a novel hierarchical framework for semantic image manipulation. Key to our hierarchical framework is that we employ a structured semantic layout as our intermediate representation for manipulation. Initialized with coarse-level bounding boxes, our structure generator first creates pixel-wise semantic layout","authors_text":"Honglak Lee, Seunghoon Hong, Thomas Huang, Xinchen Yan","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2018-08-22T19:33:31Z","title":"Learning Hierarchical Semantic Image Manipulation through Structured Representations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1808.07535","kind":"arxiv","version":2},"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:ee98bcc67e5fd3ca3a444aff79a3fc579a31427e51b6ab86ae5969d398040911","target":"record","created_at":"2026-05-18T00:07:05Z","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":"a8009c859508144692465770ae1ce43bc95ab4f7248166c7e8adf51e2b272529","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2018-08-22T19:33:31Z","title_canon_sha256":"4c45617aaf0a07c1476b5efef671665592d83974153f2276bb6690023c09fbc2"},"schema_version":"1.0","source":{"id":"1808.07535","kind":"arxiv","version":2}},"canonical_sha256":"d3256cdedd2fbce7312f52e701dd55292e355d934ab70a66e6d9568c6b8d5fbf","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d3256cdedd2fbce7312f52e701dd55292e355d934ab70a66e6d9568c6b8d5fbf","first_computed_at":"2026-05-18T00:07:05.175665Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:07:05.175665Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Ax1VaNJgsLvgImm8CL8nvgnWjMlifHX4QjrKZyLfvUbi6lvjCQFhc13qyqELKMxTewhKvH/0WMSPWC3EXxjUCA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:07:05.176422Z","signed_message":"canonical_sha256_bytes"},"source_id":"1808.07535","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ee98bcc67e5fd3ca3a444aff79a3fc579a31427e51b6ab86ae5969d398040911","sha256:56a68bcec9fa32e61d8216311733b680bc3db4df78381789c120b10c7d937d06"],"state_sha256":"fed4eeebe283063192d81afef21a1109ff1ed51808f289fde8a93fb6cb6b1ce4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CirGxXrmv9K32AT4taiP5CWSoZOZPBfcgmY8UYEAwp+fnZSvny0pKZkqU9AnLlQmjep5GMKY3C00DRhPjbeVBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-19T17:00:16.116886Z","bundle_sha256":"dedd7f05d5124bb93557cc31fcc084d68e63f2a5a281ca77a7c3cc9b696a26c8"}}