{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:KQAXMWIMTGNLVGFC5IOOAOR4NQ","short_pith_number":"pith:KQAXMWIM","canonical_record":{"source":{"id":"2005.14260","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-05-28T19:51:23Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"966ab20b3b4891e2e56a714f65b77577019e72dba87384d164ebb026a6beb118","abstract_canon_sha256":"55eca165de27376ea883740742096b37dc766319243959d96e3a33669d8b2f8a"},"schema_version":"1.0"},"canonical_sha256":"540176590c999aba98a2ea1ce03a3c6c275a80031641d8f3abba626a04c223bc","source":{"kind":"arxiv","id":"2005.14260","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2005.14260","created_at":"2026-07-05T01:46:20Z"},{"alias_kind":"arxiv_version","alias_value":"2005.14260v1","created_at":"2026-07-05T01:46:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2005.14260","created_at":"2026-07-05T01:46:20Z"},{"alias_kind":"pith_short_12","alias_value":"KQAXMWIMTGNL","created_at":"2026-07-05T01:46:20Z"},{"alias_kind":"pith_short_16","alias_value":"KQAXMWIMTGNLVGFC","created_at":"2026-07-05T01:46:20Z"},{"alias_kind":"pith_short_8","alias_value":"KQAXMWIM","created_at":"2026-07-05T01:46:20Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:KQAXMWIMTGNLVGFC5IOOAOR4NQ","target":"record","payload":{"canonical_record":{"source":{"id":"2005.14260","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-05-28T19:51:23Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"966ab20b3b4891e2e56a714f65b77577019e72dba87384d164ebb026a6beb118","abstract_canon_sha256":"55eca165de27376ea883740742096b37dc766319243959d96e3a33669d8b2f8a"},"schema_version":"1.0"},"canonical_sha256":"540176590c999aba98a2ea1ce03a3c6c275a80031641d8f3abba626a04c223bc","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:46:20.279683Z","signature_b64":"L80XNRLQfA1YVBf+lkIc0u33tFNsCrzyUzf5chwvFjpwJKRDxzq3KcZOJ3TV9t/WdjlXGPYUO00KdZz9liBlAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"540176590c999aba98a2ea1ce03a3c6c275a80031641d8f3abba626a04c223bc","last_reissued_at":"2026-07-05T01:46:20.279215Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:46:20.279215Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2005.14260","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":"2026-07-05T01:46:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jO/6Rh9DHINgfYsHHxbsbjN0SFSFWCkWKzFZYGTEMsqNND8RBRR2xJRA7TYyJu845ATTi7QyO/Ph8lcjFA+MCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-20T09:12:38.270855Z"},"content_sha256":"a79733412337d6e17e2547e17574e72c9d3843b1c32d5e28f24642efbad9bca4","schema_version":"1.0","event_id":"sha256:a79733412337d6e17e2547e17574e72c9d3843b1c32d5e28f24642efbad9bca4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:KQAXMWIMTGNLVGFC5IOOAOR4NQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Overview: Computer vision and machine learning for microstructural characterization and analysis","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cs.CV","authors_text":"Andrew R. Kitahara, Bo Lei, Elizabeth A. Holm, Nan Gao, Ryan Cohn, Srujana Rao Yarasi, Thomas P. Matson","submitted_at":"2020-05-28T19:51:23Z","abstract_excerpt":"The characterization and analysis of microstructure is the foundation of microstructural science, connecting the materials structure to its composition, process history, and properties. Microstructural quantification traditionally involves a human deciding a priori what to measure and then devising a purpose-built method for doing so. However, recent advances in data science, including computer vision (CV) and machine learning (ML) offer new approaches to extracting information from microstructural images. This overview surveys CV approaches to numerically encode the visual information contain"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2005.14260","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2005.14260/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T01:46:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wI4JqjGlLultlxOJFcMiIzSbpTUYqe0QiwWltur9g7RilchVUrnescuoNcflaIZztGhvni5YFhYSlDk4B6onDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-20T09:12:38.271220Z"},"content_sha256":"65aaa070b874c5864377f59cfda94417e54353786fbbd441d7f06c36a6e94016","schema_version":"1.0","event_id":"sha256:65aaa070b874c5864377f59cfda94417e54353786fbbd441d7f06c36a6e94016"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KQAXMWIMTGNLVGFC5IOOAOR4NQ/bundle.json","state_url":"https://pith.science/pith/KQAXMWIMTGNLVGFC5IOOAOR4NQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KQAXMWIMTGNLVGFC5IOOAOR4NQ/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":"2026-07-20T09:12:38Z","links":{"resolver":"https://pith.science/pith/KQAXMWIMTGNLVGFC5IOOAOR4NQ","bundle":"https://pith.science/pith/KQAXMWIMTGNLVGFC5IOOAOR4NQ/bundle.json","state":"https://pith.science/pith/KQAXMWIMTGNLVGFC5IOOAOR4NQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KQAXMWIMTGNLVGFC5IOOAOR4NQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:KQAXMWIMTGNLVGFC5IOOAOR4NQ","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":"55eca165de27376ea883740742096b37dc766319243959d96e3a33669d8b2f8a","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-05-28T19:51:23Z","title_canon_sha256":"966ab20b3b4891e2e56a714f65b77577019e72dba87384d164ebb026a6beb118"},"schema_version":"1.0","source":{"id":"2005.14260","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2005.14260","created_at":"2026-07-05T01:46:20Z"},{"alias_kind":"arxiv_version","alias_value":"2005.14260v1","created_at":"2026-07-05T01:46:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2005.14260","created_at":"2026-07-05T01:46:20Z"},{"alias_kind":"pith_short_12","alias_value":"KQAXMWIMTGNL","created_at":"2026-07-05T01:46:20Z"},{"alias_kind":"pith_short_16","alias_value":"KQAXMWIMTGNLVGFC","created_at":"2026-07-05T01:46:20Z"},{"alias_kind":"pith_short_8","alias_value":"KQAXMWIM","created_at":"2026-07-05T01:46:20Z"}],"graph_snapshots":[{"event_id":"sha256:65aaa070b874c5864377f59cfda94417e54353786fbbd441d7f06c36a6e94016","target":"graph","created_at":"2026-07-05T01:46:20Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2005.14260/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The characterization and analysis of microstructure is the foundation of microstructural science, connecting the materials structure to its composition, process history, and properties. Microstructural quantification traditionally involves a human deciding a priori what to measure and then devising a purpose-built method for doing so. However, recent advances in data science, including computer vision (CV) and machine learning (ML) offer new approaches to extracting information from microstructural images. This overview surveys CV approaches to numerically encode the visual information contain","authors_text":"Andrew R. Kitahara, Bo Lei, Elizabeth A. Holm, Nan Gao, Ryan Cohn, Srujana Rao Yarasi, Thomas P. Matson","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-05-28T19:51:23Z","title":"Overview: Computer vision and machine learning for microstructural characterization and analysis"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2005.14260","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:a79733412337d6e17e2547e17574e72c9d3843b1c32d5e28f24642efbad9bca4","target":"record","created_at":"2026-07-05T01:46:20Z","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":"55eca165de27376ea883740742096b37dc766319243959d96e3a33669d8b2f8a","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-05-28T19:51:23Z","title_canon_sha256":"966ab20b3b4891e2e56a714f65b77577019e72dba87384d164ebb026a6beb118"},"schema_version":"1.0","source":{"id":"2005.14260","kind":"arxiv","version":1}},"canonical_sha256":"540176590c999aba98a2ea1ce03a3c6c275a80031641d8f3abba626a04c223bc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"540176590c999aba98a2ea1ce03a3c6c275a80031641d8f3abba626a04c223bc","first_computed_at":"2026-07-05T01:46:20.279215Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:46:20.279215Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"L80XNRLQfA1YVBf+lkIc0u33tFNsCrzyUzf5chwvFjpwJKRDxzq3KcZOJ3TV9t/WdjlXGPYUO00KdZz9liBlAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T01:46:20.279683Z","signed_message":"canonical_sha256_bytes"},"source_id":"2005.14260","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a79733412337d6e17e2547e17574e72c9d3843b1c32d5e28f24642efbad9bca4","sha256:65aaa070b874c5864377f59cfda94417e54353786fbbd441d7f06c36a6e94016"],"state_sha256":"0c0820a93a044b794cca7c0db6b864607ba5e6fcebef89226f0125389b7eb433"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SPRoo4NwLJB7tgU5y15+j7CZ81Vb6+KArdwO/BW0STsNwpqTPxNGkWjI+F+EZCMfHoJMB9RdXOzZAKyrryviBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-20T09:12:38.273390Z","bundle_sha256":"a0f613c67570e0e4c0fb23dfa49a7076317d2ff7775764db3a203c6c8c09ca28"}}