{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:WACIELRDN6BQCCTG4A2FVJGSY6","short_pith_number":"pith:WACIELRD","canonical_record":{"source":{"id":"2608.09723","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-08-10T15:23:52Z","cross_cats_sorted":[],"title_canon_sha256":"188216e572135dd1c4b29e5c51e40639c44644afe236bad92677d47f5502140e","abstract_canon_sha256":"8bf7b2ac4b2302677b8249d052a10536d184f0e2e62c55ff1463a0ae97395b46"},"schema_version":"1.0"},"canonical_sha256":"b004822e236f83010a66e0345aa4d2c7bd87b009606a0ba7c3b0350bce9fbc67","source":{"kind":"arxiv","id":"2608.09723","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2608.09723","created_at":"2026-08-11T02:24:53Z"},{"alias_kind":"arxiv_version","alias_value":"2608.09723v1","created_at":"2026-08-11T02:24:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.09723","created_at":"2026-08-11T02:24:53Z"},{"alias_kind":"pith_short_12","alias_value":"WACIELRDN6BQ","created_at":"2026-08-11T02:24:53Z"},{"alias_kind":"pith_short_16","alias_value":"WACIELRDN6BQCCTG","created_at":"2026-08-11T02:24:53Z"},{"alias_kind":"pith_short_8","alias_value":"WACIELRD","created_at":"2026-08-11T02:24:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:WACIELRDN6BQCCTG4A2FVJGSY6","target":"record","payload":{"canonical_record":{"source":{"id":"2608.09723","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-08-10T15:23:52Z","cross_cats_sorted":[],"title_canon_sha256":"188216e572135dd1c4b29e5c51e40639c44644afe236bad92677d47f5502140e","abstract_canon_sha256":"8bf7b2ac4b2302677b8249d052a10536d184f0e2e62c55ff1463a0ae97395b46"},"schema_version":"1.0"},"canonical_sha256":"b004822e236f83010a66e0345aa4d2c7bd87b009606a0ba7c3b0350bce9fbc67","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-08-11T02:24:53.300284Z","signature_b64":"jM3Ph6zCVHZw1UdTVwzfkUguYZJQpXElk5DisuNvf+tHn9lAZTD4B0sLU4d1npuOEgDwKGSnzoMKu0bkNEsbBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b004822e236f83010a66e0345aa4d2c7bd87b009606a0ba7c3b0350bce9fbc67","last_reissued_at":"2026-08-11T02:24:53.298608Z","signature_status":"signed_v1","first_computed_at":"2026-08-11T02:24:53.298608Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2608.09723","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":"2026-08-11T02:24:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yjsThEEQpBThCoQft2K+xf3XBqICy91Y61PlajV4DG32utonWli0vtoKfPzEy4F+l855AtqJLNp8Sx+aY//TAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T00:38:56.870807Z"},"content_sha256":"1600aca9a92a0c7129276ca70f9ce0e9b60d53ea293ec18e14014adc630a87e7","schema_version":"1.0","event_id":"sha256:1600aca9a92a0c7129276ca70f9ce0e9b60d53ea293ec18e14014adc630a87e7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:WACIELRDN6BQCCTG4A2FVJGSY6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"LookAgain: Closed-Loop GUI Grounding with Visually Grounded Reflection","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"April Hua Liu, Haoyang Meng, Liqiang Nie, Renshan Zhang, Rui Shao, Yixiao He","submitted_at":"2026-08-10T15:23:52Z","abstract_excerpt":"Recent graphical user interface (GUI) grounders have significantly advanced single-shot accuracy on standard benchmarks, yet their performance degrades sharply on small targets, densely packed controls and out-of-distribution interfaces. We attribute this gap to a paradigmatic limitation shared by existing approaches: none of them treats a produced coordinate as a hypothesis to be reflected upon and revised under new visual evidence. This manifests as three coupled issues: 1) Lack of post-hoc reflection. The prediction is frozen at the moment of emission, leaving no internal mechanism to chall"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.09723","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/2608.09723/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":"2026-08-11T02:24:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HwhWcQoWfuxtA8wPTWxPXWG4sVuTI1nu0Arts1Bhqpu3QDsopw7U0nn+zKwQ4iNCAQEyhq8hJSE9OtJUyB+FCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T00:38:56.871169Z"},"content_sha256":"128f58a71684bfd0c069f3ea7401e88b96d40bb7c50a3875ce5c42572c20612c","schema_version":"1.0","event_id":"sha256:128f58a71684bfd0c069f3ea7401e88b96d40bb7c50a3875ce5c42572c20612c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WACIELRDN6BQCCTG4A2FVJGSY6/bundle.json","state_url":"https://pith.science/pith/WACIELRDN6BQCCTG4A2FVJGSY6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WACIELRDN6BQCCTG4A2FVJGSY6/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":"2026-08-15T00:38:56Z","links":{"resolver":"https://pith.science/pith/WACIELRDN6BQCCTG4A2FVJGSY6","bundle":"https://pith.science/pith/WACIELRDN6BQCCTG4A2FVJGSY6/bundle.json","state":"https://pith.science/pith/WACIELRDN6BQCCTG4A2FVJGSY6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WACIELRDN6BQCCTG4A2FVJGSY6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:WACIELRDN6BQCCTG4A2FVJGSY6","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":"8bf7b2ac4b2302677b8249d052a10536d184f0e2e62c55ff1463a0ae97395b46","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-08-10T15:23:52Z","title_canon_sha256":"188216e572135dd1c4b29e5c51e40639c44644afe236bad92677d47f5502140e"},"schema_version":"1.0","source":{"id":"2608.09723","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2608.09723","created_at":"2026-08-11T02:24:53Z"},{"alias_kind":"arxiv_version","alias_value":"2608.09723v1","created_at":"2026-08-11T02:24:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.09723","created_at":"2026-08-11T02:24:53Z"},{"alias_kind":"pith_short_12","alias_value":"WACIELRDN6BQ","created_at":"2026-08-11T02:24:53Z"},{"alias_kind":"pith_short_16","alias_value":"WACIELRDN6BQCCTG","created_at":"2026-08-11T02:24:53Z"},{"alias_kind":"pith_short_8","alias_value":"WACIELRD","created_at":"2026-08-11T02:24:53Z"}],"graph_snapshots":[{"event_id":"sha256:128f58a71684bfd0c069f3ea7401e88b96d40bb7c50a3875ce5c42572c20612c","target":"graph","created_at":"2026-08-11T02:24:53Z","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/2608.09723/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Recent graphical user interface (GUI) grounders have significantly advanced single-shot accuracy on standard benchmarks, yet their performance degrades sharply on small targets, densely packed controls and out-of-distribution interfaces. We attribute this gap to a paradigmatic limitation shared by existing approaches: none of them treats a produced coordinate as a hypothesis to be reflected upon and revised under new visual evidence. This manifests as three coupled issues: 1) Lack of post-hoc reflection. The prediction is frozen at the moment of emission, leaving no internal mechanism to chall","authors_text":"April Hua Liu, Haoyang Meng, Liqiang Nie, Renshan Zhang, Rui Shao, Yixiao He","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-08-10T15:23:52Z","title":"LookAgain: Closed-Loop GUI Grounding with Visually Grounded Reflection"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.09723","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":"sha256:1600aca9a92a0c7129276ca70f9ce0e9b60d53ea293ec18e14014adc630a87e7","target":"record","created_at":"2026-08-11T02:24:53Z","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":"8bf7b2ac4b2302677b8249d052a10536d184f0e2e62c55ff1463a0ae97395b46","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-08-10T15:23:52Z","title_canon_sha256":"188216e572135dd1c4b29e5c51e40639c44644afe236bad92677d47f5502140e"},"schema_version":"1.0","source":{"id":"2608.09723","kind":"arxiv","version":1}},"canonical_sha256":"b004822e236f83010a66e0345aa4d2c7bd87b009606a0ba7c3b0350bce9fbc67","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b004822e236f83010a66e0345aa4d2c7bd87b009606a0ba7c3b0350bce9fbc67","first_computed_at":"2026-08-11T02:24:53.298608Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-08-11T02:24:53.298608Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jM3Ph6zCVHZw1UdTVwzfkUguYZJQpXElk5DisuNvf+tHn9lAZTD4B0sLU4d1npuOEgDwKGSnzoMKu0bkNEsbBw==","signature_status":"signed_v1","signed_at":"2026-08-11T02:24:53.300284Z","signed_message":"canonical_sha256_bytes"},"source_id":"2608.09723","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1600aca9a92a0c7129276ca70f9ce0e9b60d53ea293ec18e14014adc630a87e7","sha256:128f58a71684bfd0c069f3ea7401e88b96d40bb7c50a3875ce5c42572c20612c"],"state_sha256":"247027c47d2e029d5dc54823f0f10840bf3b74f8584ab8418896ad319433bb9d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EbxAsjBuQNgbM+ZDNZc2C/cRJZ0ahA9S57RLHPLfneZiquSaJF2OnxwF47M1xMhUysb0fEZRZcaze1+CrAj5AQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-15T00:38:56.873593Z","bundle_sha256":"bb80b24232b14a5c3a29bd6dbaee01b1aee129f662738074d2f2e5eb1b254bcb"}}