{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:5I4RNALQJNEQ5PYUKCJKDWZW7V","short_pith_number":"pith:5I4RNALQ","canonical_record":{"source":{"id":"2607.22913","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-07-24T21:07:40Z","cross_cats_sorted":[],"title_canon_sha256":"094ccf40092ed9f7fd53c762b3d5ea03359f77ba705c6117b4919fa50cd2d0f4","abstract_canon_sha256":"4518a51aa9e6d298e0bc7ff52136994fa0a9a3feb63becba16d88eb4953e2570"},"schema_version":"1.0"},"canonical_sha256":"ea391681704b490ebf145092a1db36fd77f7e153bb8f335506835978a68bb891","source":{"kind":"arxiv","id":"2607.22913","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.22913","created_at":"2026-07-28T00:22:01Z"},{"alias_kind":"arxiv_version","alias_value":"2607.22913v1","created_at":"2026-07-28T00:22:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.22913","created_at":"2026-07-28T00:22:01Z"},{"alias_kind":"pith_short_12","alias_value":"5I4RNALQJNEQ","created_at":"2026-07-28T00:22:01Z"},{"alias_kind":"pith_short_16","alias_value":"5I4RNALQJNEQ5PYU","created_at":"2026-07-28T00:22:01Z"},{"alias_kind":"pith_short_8","alias_value":"5I4RNALQ","created_at":"2026-07-28T00:22:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:5I4RNALQJNEQ5PYUKCJKDWZW7V","target":"record","payload":{"canonical_record":{"source":{"id":"2607.22913","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-07-24T21:07:40Z","cross_cats_sorted":[],"title_canon_sha256":"094ccf40092ed9f7fd53c762b3d5ea03359f77ba705c6117b4919fa50cd2d0f4","abstract_canon_sha256":"4518a51aa9e6d298e0bc7ff52136994fa0a9a3feb63becba16d88eb4953e2570"},"schema_version":"1.0"},"canonical_sha256":"ea391681704b490ebf145092a1db36fd77f7e153bb8f335506835978a68bb891","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-28T00:22:01.550620Z","signature_b64":"z4BwhvToKezAHdq8hom32dHwlx19SMz/+GNpo7OjqAMDashrzz1jrxIrDx0VUEdo7lJTLscvMrtO+42OV/sKBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ea391681704b490ebf145092a1db36fd77f7e153bb8f335506835978a68bb891","last_reissued_at":"2026-07-28T00:22:01.549793Z","signature_status":"signed_v1","first_computed_at":"2026-07-28T00:22:01.549793Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2607.22913","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":"2026-07-28T00:22:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FVbd9DoRv8G15Xd0iqNGaujUwot7dMzMnz3u9mVfJM4DVQpg3YB+CbMwnHogoI4O2BTOXmfMlMeMR+QYMAWfCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T09:13:10.039076Z"},"content_sha256":"0b252b970ba3eb1fe621b7a56a87a802db3d4e820e7dd43d9ea75dabe51ba860","schema_version":"1.0","event_id":"sha256:0b252b970ba3eb1fe621b7a56a87a802db3d4e820e7dd43d9ea75dabe51ba860"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:5I4RNALQJNEQ5PYUKCJKDWZW7V","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Small-Pollinator Detection in Cluttered Field Video","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Chen Chen (Institute of AI, Onur Onal (Iowa State University), University of Central Florida)","submitted_at":"2026-07-24T21:07:40Z","abstract_excerpt":"Detecting pollinators in field video is challenging: targets are small, visually similar, and observed against cluttered vegetation under blur and occlusion. We present a systematic empirical study of small-pollinator detection under a practical single-GPU compute budget. Using the BuzzSpot challenge dataset, we compare YOLO and RF-DETR models across input resolutions and evaluate sliced inference, class-gated fusion, size-routed ensembling, and post-hoc temporal processing. RF-DETR Large at 1344-pixel resolution achieved our best hidden-test result, reaching 0.405 mAP50:95 and outperforming t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.22913","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/2607.22913/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":"2026-07-28T00:22:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9hgI9LQiLsySaucw8LFjJWaiIsjf614jNbkE4RmdlkW9Qfbxi4YkR0hYVHN746cYtvyDXfBoDLqTiNFsmONQDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T09:13:10.039571Z"},"content_sha256":"0d4fbac1a7098611d61397db14e77fbaeab9eb281861b6163b8269b5819be11e","schema_version":"1.0","event_id":"sha256:0d4fbac1a7098611d61397db14e77fbaeab9eb281861b6163b8269b5819be11e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5I4RNALQJNEQ5PYUKCJKDWZW7V/bundle.json","state_url":"https://pith.science/pith/5I4RNALQJNEQ5PYUKCJKDWZW7V/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5I4RNALQJNEQ5PYUKCJKDWZW7V/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":"2026-08-06T09:13:10Z","links":{"resolver":"https://pith.science/pith/5I4RNALQJNEQ5PYUKCJKDWZW7V","bundle":"https://pith.science/pith/5I4RNALQJNEQ5PYUKCJKDWZW7V/bundle.json","state":"https://pith.science/pith/5I4RNALQJNEQ5PYUKCJKDWZW7V/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5I4RNALQJNEQ5PYUKCJKDWZW7V/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:5I4RNALQJNEQ5PYUKCJKDWZW7V","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":"4518a51aa9e6d298e0bc7ff52136994fa0a9a3feb63becba16d88eb4953e2570","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-07-24T21:07:40Z","title_canon_sha256":"094ccf40092ed9f7fd53c762b3d5ea03359f77ba705c6117b4919fa50cd2d0f4"},"schema_version":"1.0","source":{"id":"2607.22913","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.22913","created_at":"2026-07-28T00:22:01Z"},{"alias_kind":"arxiv_version","alias_value":"2607.22913v1","created_at":"2026-07-28T00:22:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.22913","created_at":"2026-07-28T00:22:01Z"},{"alias_kind":"pith_short_12","alias_value":"5I4RNALQJNEQ","created_at":"2026-07-28T00:22:01Z"},{"alias_kind":"pith_short_16","alias_value":"5I4RNALQJNEQ5PYU","created_at":"2026-07-28T00:22:01Z"},{"alias_kind":"pith_short_8","alias_value":"5I4RNALQ","created_at":"2026-07-28T00:22:01Z"}],"graph_snapshots":[{"event_id":"sha256:0d4fbac1a7098611d61397db14e77fbaeab9eb281861b6163b8269b5819be11e","target":"graph","created_at":"2026-07-28T00:22:01Z","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/2607.22913/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Detecting pollinators in field video is challenging: targets are small, visually similar, and observed against cluttered vegetation under blur and occlusion. We present a systematic empirical study of small-pollinator detection under a practical single-GPU compute budget. Using the BuzzSpot challenge dataset, we compare YOLO and RF-DETR models across input resolutions and evaluate sliced inference, class-gated fusion, size-routed ensembling, and post-hoc temporal processing. RF-DETR Large at 1344-pixel resolution achieved our best hidden-test result, reaching 0.405 mAP50:95 and outperforming t","authors_text":"Chen Chen (Institute of AI, Onur Onal (Iowa State University), University of Central Florida)","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-07-24T21:07:40Z","title":"Small-Pollinator Detection in Cluttered Field Video"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.22913","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":"sha256:0b252b970ba3eb1fe621b7a56a87a802db3d4e820e7dd43d9ea75dabe51ba860","target":"record","created_at":"2026-07-28T00:22:01Z","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":"4518a51aa9e6d298e0bc7ff52136994fa0a9a3feb63becba16d88eb4953e2570","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-07-24T21:07:40Z","title_canon_sha256":"094ccf40092ed9f7fd53c762b3d5ea03359f77ba705c6117b4919fa50cd2d0f4"},"schema_version":"1.0","source":{"id":"2607.22913","kind":"arxiv","version":1}},"canonical_sha256":"ea391681704b490ebf145092a1db36fd77f7e153bb8f335506835978a68bb891","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ea391681704b490ebf145092a1db36fd77f7e153bb8f335506835978a68bb891","first_computed_at":"2026-07-28T00:22:01.549793Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-28T00:22:01.549793Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"z4BwhvToKezAHdq8hom32dHwlx19SMz/+GNpo7OjqAMDashrzz1jrxIrDx0VUEdo7lJTLscvMrtO+42OV/sKBw==","signature_status":"signed_v1","signed_at":"2026-07-28T00:22:01.550620Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.22913","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0b252b970ba3eb1fe621b7a56a87a802db3d4e820e7dd43d9ea75dabe51ba860","sha256:0d4fbac1a7098611d61397db14e77fbaeab9eb281861b6163b8269b5819be11e"],"state_sha256":"9da604f7a3763cbc255eb0a8178a566c77850df7b633221b144c8beb865ae606"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tDJtdq7ugoHZPbH8l5n9KqEZ50TXCjuJxPnns3h3nM6jyONCtvctsiXeeHYtYzP0XUSj7P6kl471Q18/t8FPAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T09:13:10.044701Z","bundle_sha256":"e3d678053e3517b6dc40ee547cc63f9b3748a2136eb98221b310986ae9568ffd"}}