{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:RQ3MZQL4OKUKEOGR5MKW4FPGN7","short_pith_number":"pith:RQ3MZQL4","canonical_record":{"source":{"id":"1703.10877","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-03-31T12:15:02Z","cross_cats_sorted":[],"title_canon_sha256":"7144e28ae6a9599b5ef7d4d4ccaab9f2eb7c8676901b0a0252a9cd9743a4a855","abstract_canon_sha256":"00bf74910194c433df0c53a049be07a75cbfc87afd6c7bea774dca274d7c2bb5"},"schema_version":"1.0"},"canonical_sha256":"8c36ccc17c72a8a238d1eb156e15e66ff26df3a2ae2e4ff9f9775eed4f944e65","source":{"kind":"arxiv","id":"1703.10877","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1703.10877","created_at":"2026-05-18T00:16:19Z"},{"alias_kind":"arxiv_version","alias_value":"1703.10877v3","created_at":"2026-05-18T00:16:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.10877","created_at":"2026-05-18T00:16:19Z"},{"alias_kind":"pith_short_12","alias_value":"RQ3MZQL4OKUK","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_16","alias_value":"RQ3MZQL4OKUKEOGR","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_8","alias_value":"RQ3MZQL4","created_at":"2026-05-18T12:31:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:RQ3MZQL4OKUKEOGR5MKW4FPGN7","target":"record","payload":{"canonical_record":{"source":{"id":"1703.10877","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-03-31T12:15:02Z","cross_cats_sorted":[],"title_canon_sha256":"7144e28ae6a9599b5ef7d4d4ccaab9f2eb7c8676901b0a0252a9cd9743a4a855","abstract_canon_sha256":"00bf74910194c433df0c53a049be07a75cbfc87afd6c7bea774dca274d7c2bb5"},"schema_version":"1.0"},"canonical_sha256":"8c36ccc17c72a8a238d1eb156e15e66ff26df3a2ae2e4ff9f9775eed4f944e65","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:16:19.526797Z","signature_b64":"VOTAWCc3lg8s80/PioOePFBdAiT5/guyNKeEabcCOPo98LLrkwy9foNlRbaC2Ro0xuijojhN/JHhE0CrIgB4Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8c36ccc17c72a8a238d1eb156e15e66ff26df3a2ae2e4ff9f9775eed4f944e65","last_reissued_at":"2026-05-18T00:16:19.526138Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:16:19.526138Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1703.10877","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:16:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"G6CkuvGejTYhzjvklS0mwshq/h6fw2Ohusk2Hc2IOtnzmtPvB/elIFdg5wkLo04TOh92xBKJKFo3aZPFqMi0Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T19:54:05.255761Z"},"content_sha256":"798fceb2fb00f31a308656623332272acef0a0921810ef6b053de0c0cfdf24bd","schema_version":"1.0","event_id":"sha256:798fceb2fb00f31a308656623332272acef0a0921810ef6b053de0c0cfdf24bd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:RQ3MZQL4OKUKEOGR5MKW4FPGN7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Phase Space Sketching for Crystal Image Analysis based on Synchrosqueezed Transforms","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Haizhao Yang, Jianfeng Lu","submitted_at":"2017-03-31T12:15:02Z","abstract_excerpt":"Recent developments of imaging techniques enable researchers to visualize materials at the atomic resolution to better understand the microscopic structures of materials. This paper aims at automatic and quantitative characterization of potentially complicated microscopic crystal images, providing feedback to tweak theories and improve synthesis in materials science. As such, an efficient phase-space sketching method is proposed to encode microscopic crystal images in a translation, rotation, illumination, and scale invariant representation, which is also stable with respect to small deformati"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.10877","kind":"arxiv","version":3},"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":"2026-05-18T00:16:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RHTWoITsqmlpSSN64pkxgl55hPj7cjzobRoRPMHJ1D5zmfAwv+S84xn99ljYJEJjX1cNbVW2oyJRvjCDfDu6Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T19:54:05.256446Z"},"content_sha256":"fc7de585281a8dc3333180982dd6d8b42dccf720d8265dadaf6b91a11f690641","schema_version":"1.0","event_id":"sha256:fc7de585281a8dc3333180982dd6d8b42dccf720d8265dadaf6b91a11f690641"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RQ3MZQL4OKUKEOGR5MKW4FPGN7/bundle.json","state_url":"https://pith.science/pith/RQ3MZQL4OKUKEOGR5MKW4FPGN7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RQ3MZQL4OKUKEOGR5MKW4FPGN7/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":"2026-05-25T19:54:05Z","links":{"resolver":"https://pith.science/pith/RQ3MZQL4OKUKEOGR5MKW4FPGN7","bundle":"https://pith.science/pith/RQ3MZQL4OKUKEOGR5MKW4FPGN7/bundle.json","state":"https://pith.science/pith/RQ3MZQL4OKUKEOGR5MKW4FPGN7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RQ3MZQL4OKUKEOGR5MKW4FPGN7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:RQ3MZQL4OKUKEOGR5MKW4FPGN7","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":"00bf74910194c433df0c53a049be07a75cbfc87afd6c7bea774dca274d7c2bb5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-03-31T12:15:02Z","title_canon_sha256":"7144e28ae6a9599b5ef7d4d4ccaab9f2eb7c8676901b0a0252a9cd9743a4a855"},"schema_version":"1.0","source":{"id":"1703.10877","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1703.10877","created_at":"2026-05-18T00:16:19Z"},{"alias_kind":"arxiv_version","alias_value":"1703.10877v3","created_at":"2026-05-18T00:16:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.10877","created_at":"2026-05-18T00:16:19Z"},{"alias_kind":"pith_short_12","alias_value":"RQ3MZQL4OKUK","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_16","alias_value":"RQ3MZQL4OKUKEOGR","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_8","alias_value":"RQ3MZQL4","created_at":"2026-05-18T12:31:39Z"}],"graph_snapshots":[{"event_id":"sha256:fc7de585281a8dc3333180982dd6d8b42dccf720d8265dadaf6b91a11f690641","target":"graph","created_at":"2026-05-18T00:16:19Z","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":"Recent developments of imaging techniques enable researchers to visualize materials at the atomic resolution to better understand the microscopic structures of materials. This paper aims at automatic and quantitative characterization of potentially complicated microscopic crystal images, providing feedback to tweak theories and improve synthesis in materials science. As such, an efficient phase-space sketching method is proposed to encode microscopic crystal images in a translation, rotation, illumination, and scale invariant representation, which is also stable with respect to small deformati","authors_text":"Haizhao Yang, Jianfeng Lu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-03-31T12:15:02Z","title":"Phase Space Sketching for Crystal Image Analysis based on Synchrosqueezed Transforms"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.10877","kind":"arxiv","version":3},"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":"sha256:798fceb2fb00f31a308656623332272acef0a0921810ef6b053de0c0cfdf24bd","target":"record","created_at":"2026-05-18T00:16:19Z","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":"00bf74910194c433df0c53a049be07a75cbfc87afd6c7bea774dca274d7c2bb5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-03-31T12:15:02Z","title_canon_sha256":"7144e28ae6a9599b5ef7d4d4ccaab9f2eb7c8676901b0a0252a9cd9743a4a855"},"schema_version":"1.0","source":{"id":"1703.10877","kind":"arxiv","version":3}},"canonical_sha256":"8c36ccc17c72a8a238d1eb156e15e66ff26df3a2ae2e4ff9f9775eed4f944e65","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8c36ccc17c72a8a238d1eb156e15e66ff26df3a2ae2e4ff9f9775eed4f944e65","first_computed_at":"2026-05-18T00:16:19.526138Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:16:19.526138Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VOTAWCc3lg8s80/PioOePFBdAiT5/guyNKeEabcCOPo98LLrkwy9foNlRbaC2Ro0xuijojhN/JHhE0CrIgB4Bg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:16:19.526797Z","signed_message":"canonical_sha256_bytes"},"source_id":"1703.10877","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:798fceb2fb00f31a308656623332272acef0a0921810ef6b053de0c0cfdf24bd","sha256:fc7de585281a8dc3333180982dd6d8b42dccf720d8265dadaf6b91a11f690641"],"state_sha256":"229558770f4933011853305127c77f7166735b1b04fe1c145334dd4b24e8a293"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SS25klDIeRN+8UmJ6XKoIP13D5LgHDdPB/V0t7fjgIQ4waW9M0DgdxbNFsteIHLaqK4MV/o3GUg9vuqFeNiCDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T19:54:05.260197Z","bundle_sha256":"824b69f84b7b80b648282498df8fdbbf06f83c485087859380b5babc3f30db61"}}