{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:H7WYX5K3EGNN4PCGSXS3BFU57T","short_pith_number":"pith:H7WYX5K3","canonical_record":{"source":{"id":"1702.08155","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-02-27T06:04:52Z","cross_cats_sorted":[],"title_canon_sha256":"849e843379268f7d7eace1df32102713165d4d1d8056439e51ca251589dc998d","abstract_canon_sha256":"35b533fc91f19e5dec48acde026b4dd40c2a9c1fbc94dfd4f0bfef9137a9467f"},"schema_version":"1.0"},"canonical_sha256":"3fed8bf55b219ade3c4695e5b0969dfcef7afc410aa6c6ce517b1595a1a15134","source":{"kind":"arxiv","id":"1702.08155","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.08155","created_at":"2026-05-18T00:49:55Z"},{"alias_kind":"arxiv_version","alias_value":"1702.08155v1","created_at":"2026-05-18T00:49:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.08155","created_at":"2026-05-18T00:49:55Z"},{"alias_kind":"pith_short_12","alias_value":"H7WYX5K3EGNN","created_at":"2026-05-18T12:31:18Z"},{"alias_kind":"pith_short_16","alias_value":"H7WYX5K3EGNN4PCG","created_at":"2026-05-18T12:31:18Z"},{"alias_kind":"pith_short_8","alias_value":"H7WYX5K3","created_at":"2026-05-18T12:31:18Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:H7WYX5K3EGNN4PCGSXS3BFU57T","target":"record","payload":{"canonical_record":{"source":{"id":"1702.08155","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-02-27T06:04:52Z","cross_cats_sorted":[],"title_canon_sha256":"849e843379268f7d7eace1df32102713165d4d1d8056439e51ca251589dc998d","abstract_canon_sha256":"35b533fc91f19e5dec48acde026b4dd40c2a9c1fbc94dfd4f0bfef9137a9467f"},"schema_version":"1.0"},"canonical_sha256":"3fed8bf55b219ade3c4695e5b0969dfcef7afc410aa6c6ce517b1595a1a15134","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:49:55.795634Z","signature_b64":"NS58aKErkP7XCMAaeje9kg3SoqAvUpbuKKVPAi+qe2psPkuJNwv9UAq4VGhJh+7Cf6o1nNa4g6ZnReszRSEADA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3fed8bf55b219ade3c4695e5b0969dfcef7afc410aa6c6ce517b1595a1a15134","last_reissued_at":"2026-05-18T00:49:55.794980Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:49:55.794980Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1702.08155","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":"2026-05-18T00:49:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kEDFmtZVUI4Ye44Hto/G3k9frO2R0/z0RwKY7lSrEr7LY3UgE2uz5bQ+Yv+Ry1A9+BCpf4t1crpq87M2NgLJAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T22:13:00.453604Z"},"content_sha256":"60cfc04aeb6dcdeb9733d8e975ac8953b3e9483b4313e4cd6fed2df283d58804","schema_version":"1.0","event_id":"sha256:60cfc04aeb6dcdeb9733d8e975ac8953b3e9483b4313e4cd6fed2df283d58804"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:H7WYX5K3EGNN4PCGSXS3BFU57T","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Multi-scale Image Fusion Between Pre-operative Clinical CT and X-ray Microtomography of Lung Pathology","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Hirohisa Oda, Holger R. Roth, Kai Nagara, Kensaku Mori, Masahiro Oda, Shota Nakamura, Tomoshi Sugiyama","submitted_at":"2017-02-27T06:04:52Z","abstract_excerpt":"Computational anatomy allows the quantitative analysis of organs in medical images. However, most analysis is constrained to the millimeter scale because of the limited resolution of clinical computed tomography (CT). X-ray microtomography ($\\mu$CT) on the other hand allows imaging of ex-vivo tissues at a resolution of tens of microns. In this work, we use clinical CT to image lung cancer patients before partial pneumonectomy (resection of pathological lung tissue). The resected specimen is prepared for $\\mu$CT imaging at a voxel resolution of 50 $\\mu$m (0.05 mm). This high-resolution image of"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.08155","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":"2026-05-18T00:49:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"p7s85+06mzIgXsTD9IrZiyz9MoYJApmpDhMg3nXM8S+x7/UMAsMxG6nM7kbtgbWN7UHlpc/9z7Y3MXrwLI+tBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T22:13:00.454146Z"},"content_sha256":"d3e89847df2624895c1a72c23a86dad7455f50ca45ff2a6351381d6a8b7b4210","schema_version":"1.0","event_id":"sha256:d3e89847df2624895c1a72c23a86dad7455f50ca45ff2a6351381d6a8b7b4210"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/H7WYX5K3EGNN4PCGSXS3BFU57T/bundle.json","state_url":"https://pith.science/pith/H7WYX5K3EGNN4PCGSXS3BFU57T/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/H7WYX5K3EGNN4PCGSXS3BFU57T/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":"2026-05-27T22:13:00Z","links":{"resolver":"https://pith.science/pith/H7WYX5K3EGNN4PCGSXS3BFU57T","bundle":"https://pith.science/pith/H7WYX5K3EGNN4PCGSXS3BFU57T/bundle.json","state":"https://pith.science/pith/H7WYX5K3EGNN4PCGSXS3BFU57T/state.json","well_known_bundle":"https://pith.science/.well-known/pith/H7WYX5K3EGNN4PCGSXS3BFU57T/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:H7WYX5K3EGNN4PCGSXS3BFU57T","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":"35b533fc91f19e5dec48acde026b4dd40c2a9c1fbc94dfd4f0bfef9137a9467f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-02-27T06:04:52Z","title_canon_sha256":"849e843379268f7d7eace1df32102713165d4d1d8056439e51ca251589dc998d"},"schema_version":"1.0","source":{"id":"1702.08155","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.08155","created_at":"2026-05-18T00:49:55Z"},{"alias_kind":"arxiv_version","alias_value":"1702.08155v1","created_at":"2026-05-18T00:49:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.08155","created_at":"2026-05-18T00:49:55Z"},{"alias_kind":"pith_short_12","alias_value":"H7WYX5K3EGNN","created_at":"2026-05-18T12:31:18Z"},{"alias_kind":"pith_short_16","alias_value":"H7WYX5K3EGNN4PCG","created_at":"2026-05-18T12:31:18Z"},{"alias_kind":"pith_short_8","alias_value":"H7WYX5K3","created_at":"2026-05-18T12:31:18Z"}],"graph_snapshots":[{"event_id":"sha256:d3e89847df2624895c1a72c23a86dad7455f50ca45ff2a6351381d6a8b7b4210","target":"graph","created_at":"2026-05-18T00:49:55Z","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":"Computational anatomy allows the quantitative analysis of organs in medical images. However, most analysis is constrained to the millimeter scale because of the limited resolution of clinical computed tomography (CT). X-ray microtomography ($\\mu$CT) on the other hand allows imaging of ex-vivo tissues at a resolution of tens of microns. In this work, we use clinical CT to image lung cancer patients before partial pneumonectomy (resection of pathological lung tissue). The resected specimen is prepared for $\\mu$CT imaging at a voxel resolution of 50 $\\mu$m (0.05 mm). This high-resolution image of","authors_text":"Hirohisa Oda, Holger R. Roth, Kai Nagara, Kensaku Mori, Masahiro Oda, Shota Nakamura, Tomoshi Sugiyama","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-02-27T06:04:52Z","title":"Multi-scale Image Fusion Between Pre-operative Clinical CT and X-ray Microtomography of Lung Pathology"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.08155","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":"sha256:60cfc04aeb6dcdeb9733d8e975ac8953b3e9483b4313e4cd6fed2df283d58804","target":"record","created_at":"2026-05-18T00:49:55Z","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":"35b533fc91f19e5dec48acde026b4dd40c2a9c1fbc94dfd4f0bfef9137a9467f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-02-27T06:04:52Z","title_canon_sha256":"849e843379268f7d7eace1df32102713165d4d1d8056439e51ca251589dc998d"},"schema_version":"1.0","source":{"id":"1702.08155","kind":"arxiv","version":1}},"canonical_sha256":"3fed8bf55b219ade3c4695e5b0969dfcef7afc410aa6c6ce517b1595a1a15134","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3fed8bf55b219ade3c4695e5b0969dfcef7afc410aa6c6ce517b1595a1a15134","first_computed_at":"2026-05-18T00:49:55.794980Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:49:55.794980Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NS58aKErkP7XCMAaeje9kg3SoqAvUpbuKKVPAi+qe2psPkuJNwv9UAq4VGhJh+7Cf6o1nNa4g6ZnReszRSEADA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:49:55.795634Z","signed_message":"canonical_sha256_bytes"},"source_id":"1702.08155","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:60cfc04aeb6dcdeb9733d8e975ac8953b3e9483b4313e4cd6fed2df283d58804","sha256:d3e89847df2624895c1a72c23a86dad7455f50ca45ff2a6351381d6a8b7b4210"],"state_sha256":"cdb954d0b78b85d90a765930716ec017789c2e0729f57c6a9114f3f2178a0a59"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VAH9tb73Qekp6K5/rujHiVvNWIAFuLjwfQyD50Grsx88aAW9vfa8gRmgZ8AEE2TE6tLyoVT9rUe3r1+16n2qDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T22:13:00.457335Z","bundle_sha256":"b91328ce012264d473891894c588ef3446f0d1f2d5cb3c66a69fd5915eae1b34"}}