{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:ADIZEB4IN2GYRMU2PYTOFHP54Y","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":"928db5d832e63dc80d0507868956a2dba113661615fb4420c5571a66acbb7bfe","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2026-06-03T07:09:20Z","title_canon_sha256":"c07413ae130d86bbf31b98be0e5f072c9b9de82434edacd34e3650ca7a7e3b5e"},"schema_version":"1.0","source":{"id":"2606.04528","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.04528","created_at":"2026-06-04T01:09:16Z"},{"alias_kind":"arxiv_version","alias_value":"2606.04528v1","created_at":"2026-06-04T01:09:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.04528","created_at":"2026-06-04T01:09:16Z"},{"alias_kind":"pith_short_12","alias_value":"ADIZEB4IN2GY","created_at":"2026-06-04T01:09:16Z"},{"alias_kind":"pith_short_16","alias_value":"ADIZEB4IN2GYRMU2","created_at":"2026-06-04T01:09:16Z"},{"alias_kind":"pith_short_8","alias_value":"ADIZEB4I","created_at":"2026-06-04T01:09:16Z"}],"graph_snapshots":[{"event_id":"sha256:e6c64ab73c8256581f33ff5ba5bb8b15a5a552ede101ad91d32dd743ca90c79b","target":"graph","created_at":"2026-06-04T01:09:16Z","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/2606.04528/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Few-shot class-incremental learning (FSCIL) in synthetic aperture radar imagery presents unique challenges due to severe data scarcity and SAR-specific variability. In particular, strong azimuth sensitivity in SAR induces large intra-class variation and inter-class confusion, and FSCIL sequential updates further lead to catastrophic forgetting of previously learned classes. Inspired by neural collapse, we propose an optical-guided SAR FSCIL framework, which derives orthogonal feature subspaces from a data-rich optical ATR dataset and uses them as geometric priors to guide SAR feature learning.","authors_text":"Fan Zhang, Fei Gao, Fei Ma, Qiang Yin, Sijin Zheng, Xian Sun, Yongsheng Zhou","cross_cats":["cs.AI"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2026-06-03T07:09:20Z","title":"Optical-Guided Neural Collapse for SAR Few-Shot Class Incremental Learning"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.04528","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:d3aa81ab15701a5b0ae9338e8df00181a0d0b60d643953bd634b5030c4353393","target":"record","created_at":"2026-06-04T01:09:16Z","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":"928db5d832e63dc80d0507868956a2dba113661615fb4420c5571a66acbb7bfe","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2026-06-03T07:09:20Z","title_canon_sha256":"c07413ae130d86bbf31b98be0e5f072c9b9de82434edacd34e3650ca7a7e3b5e"},"schema_version":"1.0","source":{"id":"2606.04528","kind":"arxiv","version":1}},"canonical_sha256":"00d19207886e8d88b29a7e26e29dfde612f378e77a0bf8b6ea46627e28899585","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"00d19207886e8d88b29a7e26e29dfde612f378e77a0bf8b6ea46627e28899585","first_computed_at":"2026-06-04T01:09:16.195401Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-04T01:09:16.195401Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"qxXrfcjmVYZi6ugRI/YnEBtuzshbdKoBSSfLO3yySz8xUX3ad0B5SxSdMxp/56SWLdq5DyrXbj9+02G1OcQYAg==","signature_status":"signed_v1","signed_at":"2026-06-04T01:09:16.196121Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.04528","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d3aa81ab15701a5b0ae9338e8df00181a0d0b60d643953bd634b5030c4353393","sha256:e6c64ab73c8256581f33ff5ba5bb8b15a5a552ede101ad91d32dd743ca90c79b"],"state_sha256":"cd4099e89ddb4f382f0fe763bd34d2c1f55ae66d02babf57b1da4f05a6b75359"}