{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:HR7GLOADB4P4DVGA73TBIV3FNX","short_pith_number":"pith:HR7GLOAD","canonical_record":{"source":{"id":"2512.07078","kind":"arxiv","version":4},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-12-08T01:25:10Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"50cb7fc0b296f7184885564f5c0de5972929e853533993d4359339820e79a7ab","abstract_canon_sha256":"44c7282aa20cde0742b56a6bf6abfde5091509a7fcacaabb7f4144fbfbeedfdd"},"schema_version":"1.0"},"canonical_sha256":"3c7e65b8030f1fc1d4c0fee61457656dc198c8d3560b60506ae708a6b5ddbeff","source":{"kind":"arxiv","id":"2512.07078","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2512.07078","created_at":"2026-05-25T02:02:11Z"},{"alias_kind":"arxiv_version","alias_value":"2512.07078v4","created_at":"2026-05-25T02:02:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2512.07078","created_at":"2026-05-25T02:02:11Z"},{"alias_kind":"pith_short_12","alias_value":"HR7GLOADB4P4","created_at":"2026-05-25T02:02:11Z"},{"alias_kind":"pith_short_16","alias_value":"HR7GLOADB4P4DVGA","created_at":"2026-05-25T02:02:11Z"},{"alias_kind":"pith_short_8","alias_value":"HR7GLOAD","created_at":"2026-05-25T02:02:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:HR7GLOADB4P4DVGA73TBIV3FNX","target":"record","payload":{"canonical_record":{"source":{"id":"2512.07078","kind":"arxiv","version":4},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-12-08T01:25:10Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"50cb7fc0b296f7184885564f5c0de5972929e853533993d4359339820e79a7ab","abstract_canon_sha256":"44c7282aa20cde0742b56a6bf6abfde5091509a7fcacaabb7f4144fbfbeedfdd"},"schema_version":"1.0"},"canonical_sha256":"3c7e65b8030f1fc1d4c0fee61457656dc198c8d3560b60506ae708a6b5ddbeff","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-25T02:02:11.112672Z","signature_b64":"sPm2xxtHln5rm0ZV+WaWtHgnXjh0zP+CvEcFF0ut1ExJrrgsCWvLUHW1cxVXN+lQ4dbJ3hw/Tht8LMhiecCkCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3c7e65b8030f1fc1d4c0fee61457656dc198c8d3560b60506ae708a6b5ddbeff","last_reissued_at":"2026-05-25T02:02:11.111901Z","signature_status":"signed_v1","first_computed_at":"2026-05-25T02:02:11.111901Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2512.07078","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-25T02:02:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kA6ovtf1EeiYKlTlCGYhQF9ENLQ3UdXQlD+3gyX+IkMO9030j0QlGRvigllhHMmPtWM9vRvISbWlgo1xz0qBCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T08:44:10.658911Z"},"content_sha256":"29ae5264f1af1bb3cd0dbacb0dbbd71693011dc48ce413d847189cd282c93cbb","schema_version":"1.0","event_id":"sha256:29ae5264f1af1bb3cd0dbacb0dbbd71693011dc48ce413d847189cd282c93cbb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:HR7GLOADB4P4DVGA73TBIV3FNX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"DFIR-DETR: Frequency-Domain Iterative Refinement and Dynamic Feature Aggregation for Small Object Detection","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.LG"],"primary_cat":"cs.CV","authors_text":"Bo Gao, Han Yu, Jingcheng Tong, Xingsheng Chen, Zichen Li","submitted_at":"2025-12-08T01:25:10Z","abstract_excerpt":"Small object detection in complex scenes exposes a fundamental tension in neural network design: backbone attention distributes computation uniformly regardless of content, pyramid necks inflate activation magnitudes during upsampling without norm compensation, and bottleneck convolutions progressively smooth high-frequency edge components through accumulated spatial filtering. In response, we develop DFIR-DETR by tracing each proposed module back to a specific, measurable deficiency in the RT-DETR baseline: uniform attention that ignores spatial complexity, norm drift that destabilises upsamp"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2512.07078","kind":"arxiv","version":4},"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/2512.07078/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":"2026-05-25T02:02:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pgQvFDPuZKIsvJp1gO2gmJAsrwUrB6lMFVPC9GBJpr3jIvZwtb9Dq0VoM21dZPXRvdaIp24xwNeFI8yhnEPsDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T08:44:10.659459Z"},"content_sha256":"dc417b2eb55b9d5ed98135ecb69e19357f43ac0aa2609c971f273ff99835b592","schema_version":"1.0","event_id":"sha256:dc417b2eb55b9d5ed98135ecb69e19357f43ac0aa2609c971f273ff99835b592"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HR7GLOADB4P4DVGA73TBIV3FNX/bundle.json","state_url":"https://pith.science/pith/HR7GLOADB4P4DVGA73TBIV3FNX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HR7GLOADB4P4DVGA73TBIV3FNX/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":"2026-05-26T08:44:10Z","links":{"resolver":"https://pith.science/pith/HR7GLOADB4P4DVGA73TBIV3FNX","bundle":"https://pith.science/pith/HR7GLOADB4P4DVGA73TBIV3FNX/bundle.json","state":"https://pith.science/pith/HR7GLOADB4P4DVGA73TBIV3FNX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HR7GLOADB4P4DVGA73TBIV3FNX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:HR7GLOADB4P4DVGA73TBIV3FNX","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":"44c7282aa20cde0742b56a6bf6abfde5091509a7fcacaabb7f4144fbfbeedfdd","cross_cats_sorted":["cs.LG"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-12-08T01:25:10Z","title_canon_sha256":"50cb7fc0b296f7184885564f5c0de5972929e853533993d4359339820e79a7ab"},"schema_version":"1.0","source":{"id":"2512.07078","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2512.07078","created_at":"2026-05-25T02:02:11Z"},{"alias_kind":"arxiv_version","alias_value":"2512.07078v4","created_at":"2026-05-25T02:02:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2512.07078","created_at":"2026-05-25T02:02:11Z"},{"alias_kind":"pith_short_12","alias_value":"HR7GLOADB4P4","created_at":"2026-05-25T02:02:11Z"},{"alias_kind":"pith_short_16","alias_value":"HR7GLOADB4P4DVGA","created_at":"2026-05-25T02:02:11Z"},{"alias_kind":"pith_short_8","alias_value":"HR7GLOAD","created_at":"2026-05-25T02:02:11Z"}],"graph_snapshots":[{"event_id":"sha256:dc417b2eb55b9d5ed98135ecb69e19357f43ac0aa2609c971f273ff99835b592","target":"graph","created_at":"2026-05-25T02:02:11Z","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/2512.07078/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Small object detection in complex scenes exposes a fundamental tension in neural network design: backbone attention distributes computation uniformly regardless of content, pyramid necks inflate activation magnitudes during upsampling without norm compensation, and bottleneck convolutions progressively smooth high-frequency edge components through accumulated spatial filtering. In response, we develop DFIR-DETR by tracing each proposed module back to a specific, measurable deficiency in the RT-DETR baseline: uniform attention that ignores spatial complexity, norm drift that destabilises upsamp","authors_text":"Bo Gao, Han Yu, Jingcheng Tong, Xingsheng Chen, Zichen Li","cross_cats":["cs.LG"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-12-08T01:25:10Z","title":"DFIR-DETR: Frequency-Domain Iterative Refinement and Dynamic Feature Aggregation for Small Object Detection"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2512.07078","kind":"arxiv","version":4},"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":"sha256:29ae5264f1af1bb3cd0dbacb0dbbd71693011dc48ce413d847189cd282c93cbb","target":"record","created_at":"2026-05-25T02:02:11Z","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":"44c7282aa20cde0742b56a6bf6abfde5091509a7fcacaabb7f4144fbfbeedfdd","cross_cats_sorted":["cs.LG"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-12-08T01:25:10Z","title_canon_sha256":"50cb7fc0b296f7184885564f5c0de5972929e853533993d4359339820e79a7ab"},"schema_version":"1.0","source":{"id":"2512.07078","kind":"arxiv","version":4}},"canonical_sha256":"3c7e65b8030f1fc1d4c0fee61457656dc198c8d3560b60506ae708a6b5ddbeff","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3c7e65b8030f1fc1d4c0fee61457656dc198c8d3560b60506ae708a6b5ddbeff","first_computed_at":"2026-05-25T02:02:11.111901Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-25T02:02:11.111901Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"sPm2xxtHln5rm0ZV+WaWtHgnXjh0zP+CvEcFF0ut1ExJrrgsCWvLUHW1cxVXN+lQ4dbJ3hw/Tht8LMhiecCkCQ==","signature_status":"signed_v1","signed_at":"2026-05-25T02:02:11.112672Z","signed_message":"canonical_sha256_bytes"},"source_id":"2512.07078","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:29ae5264f1af1bb3cd0dbacb0dbbd71693011dc48ce413d847189cd282c93cbb","sha256:dc417b2eb55b9d5ed98135ecb69e19357f43ac0aa2609c971f273ff99835b592"],"state_sha256":"9ab33843cd436d4999104380b659873310b9e97e0e66541fe4d21b987f0d2225"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ruxGKasJGPl5aaOA7uHLgqcUo0TMGy447VzRnp8js773YZHMObvb0fbVGaQjq1kx420L2a3GdXWHJSEQJfQnCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T08:44:10.662990Z","bundle_sha256":"f97612d390200c1a1ca25c67ea3bed67754c0b7d82169f1598bbb5483f967bf6"}}