{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:SFRTZM7WCEBQN43N35BBQZUZFG","short_pith_number":"pith:SFRTZM7W","canonical_record":{"source":{"id":"2103.11399","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2021-03-21T13:55:46Z","cross_cats_sorted":[],"title_canon_sha256":"b9010a7a67699e8914835bb2f2fe33707a6aeef2f8dd08d7037dfb1b62aeccdb","abstract_canon_sha256":"7370abf724093cf7ad0f658413761d7d204d4ca99ea4456ce29c8bf861f14611"},"schema_version":"1.0"},"canonical_sha256":"91633cb3f6110306f36ddf421866992990fed7b4501887be0514f8b9e7a37ff7","source":{"kind":"arxiv","id":"2103.11399","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2103.11399","created_at":"2026-07-05T04:12:01Z"},{"alias_kind":"arxiv_version","alias_value":"2103.11399v4","created_at":"2026-07-05T04:12:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2103.11399","created_at":"2026-07-05T04:12:01Z"},{"alias_kind":"pith_short_12","alias_value":"SFRTZM7WCEBQ","created_at":"2026-07-05T04:12:01Z"},{"alias_kind":"pith_short_16","alias_value":"SFRTZM7WCEBQN43N","created_at":"2026-07-05T04:12:01Z"},{"alias_kind":"pith_short_8","alias_value":"SFRTZM7W","created_at":"2026-07-05T04:12:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:SFRTZM7WCEBQN43N35BBQZUZFG","target":"record","payload":{"canonical_record":{"source":{"id":"2103.11399","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2021-03-21T13:55:46Z","cross_cats_sorted":[],"title_canon_sha256":"b9010a7a67699e8914835bb2f2fe33707a6aeef2f8dd08d7037dfb1b62aeccdb","abstract_canon_sha256":"7370abf724093cf7ad0f658413761d7d204d4ca99ea4456ce29c8bf861f14611"},"schema_version":"1.0"},"canonical_sha256":"91633cb3f6110306f36ddf421866992990fed7b4501887be0514f8b9e7a37ff7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:12:01.151938Z","signature_b64":"NMoP6aFDtfMPk7nGUTChSS47NCui69PCrivwIJyduZWmSM+7R0YUWq7PZd5mpBSlkwD/lKAJ4PnwZPBUo1O7Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"91633cb3f6110306f36ddf421866992990fed7b4501887be0514f8b9e7a37ff7","last_reissued_at":"2026-07-05T04:12:01.151554Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:12:01.151554Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2103.11399","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":"2026-07-05T04:12:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vL8hWtA7EnH0CHvDPTd51S0sbYPW9OBF8pYdCg3b407ERuC85aYjxvWJyyZkTaIYZjaQB4ST11KrXtCI1FHlCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T17:49:32.602461Z"},"content_sha256":"8facc156d94da45d4ce23569493cce9c8adda61e4cfa29ef4718e8f3caef2dd2","schema_version":"1.0","event_id":"sha256:8facc156d94da45d4ce23569493cce9c8adda61e4cfa29ef4718e8f3caef2dd2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:SFRTZM7WCEBQN43N35BBQZUZFG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Learning Calibrated-Guidance for Object Detection in Aerial Images","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Dong Liang, Dong Zhang, Huiyu Zhou, Liyan Zhang, Mingqiang Wei, Qixiang Geng, Zongqi Wei","submitted_at":"2021-03-21T13:55:46Z","abstract_excerpt":"Object detection is one of the most fundamental yet challenging research topics in the domain of computer vision. Recently, the study on this topic in aerial images has made tremendous progress. However, complex background and worse imaging quality are obvious problems in aerial object detection. Most state-of-the-art approaches tend to develop elaborate attention mechanisms for the space-time feature calibrations with arduous computational complexity, while surprisingly ignoring the importance of feature calibrations in channel-wise. In this work, we propose a simple yet effective Calibrated-"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2103.11399","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/2103.11399/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":"2026-07-05T04:12:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BBgjAMof+osPrJeD2bXZYzU37LDcF8NEWIyEbSX9Yui8v50U9sQFO2K0OFH4cvyA7dHoQyJ1e9vFlNat7WGrDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T17:49:32.602953Z"},"content_sha256":"f4adc351c97313098cd3d0d5f1ef570d7ad20684080f67dcafbc24a88bfaf35e","schema_version":"1.0","event_id":"sha256:f4adc351c97313098cd3d0d5f1ef570d7ad20684080f67dcafbc24a88bfaf35e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SFRTZM7WCEBQN43N35BBQZUZFG/bundle.json","state_url":"https://pith.science/pith/SFRTZM7WCEBQN43N35BBQZUZFG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SFRTZM7WCEBQN43N35BBQZUZFG/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":"2026-08-06T17:49:32Z","links":{"resolver":"https://pith.science/pith/SFRTZM7WCEBQN43N35BBQZUZFG","bundle":"https://pith.science/pith/SFRTZM7WCEBQN43N35BBQZUZFG/bundle.json","state":"https://pith.science/pith/SFRTZM7WCEBQN43N35BBQZUZFG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SFRTZM7WCEBQN43N35BBQZUZFG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:SFRTZM7WCEBQN43N35BBQZUZFG","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":"7370abf724093cf7ad0f658413761d7d204d4ca99ea4456ce29c8bf861f14611","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2021-03-21T13:55:46Z","title_canon_sha256":"b9010a7a67699e8914835bb2f2fe33707a6aeef2f8dd08d7037dfb1b62aeccdb"},"schema_version":"1.0","source":{"id":"2103.11399","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2103.11399","created_at":"2026-07-05T04:12:01Z"},{"alias_kind":"arxiv_version","alias_value":"2103.11399v4","created_at":"2026-07-05T04:12:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2103.11399","created_at":"2026-07-05T04:12:01Z"},{"alias_kind":"pith_short_12","alias_value":"SFRTZM7WCEBQ","created_at":"2026-07-05T04:12:01Z"},{"alias_kind":"pith_short_16","alias_value":"SFRTZM7WCEBQN43N","created_at":"2026-07-05T04:12:01Z"},{"alias_kind":"pith_short_8","alias_value":"SFRTZM7W","created_at":"2026-07-05T04:12:01Z"}],"graph_snapshots":[{"event_id":"sha256:f4adc351c97313098cd3d0d5f1ef570d7ad20684080f67dcafbc24a88bfaf35e","target":"graph","created_at":"2026-07-05T04:12:01Z","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/2103.11399/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Object detection is one of the most fundamental yet challenging research topics in the domain of computer vision. Recently, the study on this topic in aerial images has made tremendous progress. However, complex background and worse imaging quality are obvious problems in aerial object detection. Most state-of-the-art approaches tend to develop elaborate attention mechanisms for the space-time feature calibrations with arduous computational complexity, while surprisingly ignoring the importance of feature calibrations in channel-wise. In this work, we propose a simple yet effective Calibrated-","authors_text":"Dong Liang, Dong Zhang, Huiyu Zhou, Liyan Zhang, Mingqiang Wei, Qixiang Geng, Zongqi Wei","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2021-03-21T13:55:46Z","title":"Learning Calibrated-Guidance for Object Detection in Aerial Images"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2103.11399","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":"sha256:8facc156d94da45d4ce23569493cce9c8adda61e4cfa29ef4718e8f3caef2dd2","target":"record","created_at":"2026-07-05T04:12:01Z","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":"7370abf724093cf7ad0f658413761d7d204d4ca99ea4456ce29c8bf861f14611","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2021-03-21T13:55:46Z","title_canon_sha256":"b9010a7a67699e8914835bb2f2fe33707a6aeef2f8dd08d7037dfb1b62aeccdb"},"schema_version":"1.0","source":{"id":"2103.11399","kind":"arxiv","version":4}},"canonical_sha256":"91633cb3f6110306f36ddf421866992990fed7b4501887be0514f8b9e7a37ff7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"91633cb3f6110306f36ddf421866992990fed7b4501887be0514f8b9e7a37ff7","first_computed_at":"2026-07-05T04:12:01.151554Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:12:01.151554Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NMoP6aFDtfMPk7nGUTChSS47NCui69PCrivwIJyduZWmSM+7R0YUWq7PZd5mpBSlkwD/lKAJ4PnwZPBUo1O7Cw==","signature_status":"signed_v1","signed_at":"2026-07-05T04:12:01.151938Z","signed_message":"canonical_sha256_bytes"},"source_id":"2103.11399","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8facc156d94da45d4ce23569493cce9c8adda61e4cfa29ef4718e8f3caef2dd2","sha256:f4adc351c97313098cd3d0d5f1ef570d7ad20684080f67dcafbc24a88bfaf35e"],"state_sha256":"8fae1d502c8cb2406327962c2f9e4eb0d1c56937601fa1b84593169194e3af2b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qpi9hz+SWLBdi/Te5y9Hb9Ma7r7p4VisdeI66jSbsVblLXj+6bIxkqWA6L1YHlVB0Yazk/fwZTYX7hh6vFfLBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T17:49:32.606271Z","bundle_sha256":"c705451275c011eed755dd2effbbbb19df7e6582f17d963c058dba89d593bf0a"}}