{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:DI7RXLUZI65RHKWN6NY5J6GM3H","short_pith_number":"pith:DI7RXLUZ","canonical_record":{"source":{"id":"2608.08929","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2026-08-09T21:44:34Z","cross_cats_sorted":[],"title_canon_sha256":"251e181849c0437fc75eab00aa4a1beebfc49104fe1867b31bdf66794e1b8172","abstract_canon_sha256":"4ab4a133071e8a2ecbb5502452e70fdf1b5508b8878e15c0eec63c605bf7d5e2"},"schema_version":"1.0"},"canonical_sha256":"1a3f1bae9947bb13aacdf371d4f8ccd9df4a97ce17a4a1d412044cd0b3cfb583","source":{"kind":"arxiv","id":"2608.08929","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2608.08929","created_at":"2026-08-11T01:25:45Z"},{"alias_kind":"arxiv_version","alias_value":"2608.08929v1","created_at":"2026-08-11T01:25:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.08929","created_at":"2026-08-11T01:25:45Z"},{"alias_kind":"pith_short_12","alias_value":"DI7RXLUZI65R","created_at":"2026-08-11T01:25:45Z"},{"alias_kind":"pith_short_16","alias_value":"DI7RXLUZI65RHKWN","created_at":"2026-08-11T01:25:45Z"},{"alias_kind":"pith_short_8","alias_value":"DI7RXLUZ","created_at":"2026-08-11T01:25:45Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:DI7RXLUZI65RHKWN6NY5J6GM3H","target":"record","payload":{"canonical_record":{"source":{"id":"2608.08929","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2026-08-09T21:44:34Z","cross_cats_sorted":[],"title_canon_sha256":"251e181849c0437fc75eab00aa4a1beebfc49104fe1867b31bdf66794e1b8172","abstract_canon_sha256":"4ab4a133071e8a2ecbb5502452e70fdf1b5508b8878e15c0eec63c605bf7d5e2"},"schema_version":"1.0"},"canonical_sha256":"1a3f1bae9947bb13aacdf371d4f8ccd9df4a97ce17a4a1d412044cd0b3cfb583","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-08-11T01:25:45.469821Z","signature_b64":"Of3njxbsFxed6fqqJmOFG2uf6Umz6MtEok/WHb9gu0QNrdFfsz5ZDX19iPA3ICkWUcWzO3Q2Rl/edc/c0FQfAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1a3f1bae9947bb13aacdf371d4f8ccd9df4a97ce17a4a1d412044cd0b3cfb583","last_reissued_at":"2026-08-11T01:25:45.467357Z","signature_status":"signed_v1","first_computed_at":"2026-08-11T01:25:45.467357Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2608.08929","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":"2026-08-11T01:25:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gMZ14MlIIldS0qSeT5xn6Dxj3pdtKB4SgqxwQC899qeG2ryX301mY7AMt9jD/8S2mUySWvDDBwvXxbUjEifxCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T21:49:57.517299Z"},"content_sha256":"6989f8d208823193ace92c5ddd4fd816853275fceaf941fc86286b8dd86dc814","schema_version":"1.0","event_id":"sha256:6989f8d208823193ace92c5ddd4fd816853275fceaf941fc86286b8dd86dc814"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:DI7RXLUZI65RHKWN6NY5J6GM3H","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Zero-shot 2D Grounding with Novel Affordance Types","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Haomeng Zhang, Raymond A. Yeh","submitted_at":"2026-08-09T21:44:34Z","abstract_excerpt":"2D affordance grounding aims to locate the region of an object that a human can interact with. Existing research focuses on recognizing affordance types seen during training and does not study models' ability to generalize to novel affordances, which is crucial for real-world applications. We propose the task of zero-shot 2D grounding with novel affordance types (NAT) and introduce the NAT benchmarks. We then propose AffordAnything, a training-free method that leverages segmentation cues, motivated by the strong correlation between affordance regions and object subparts. To further improve per"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.08929","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/2608.08929/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":"2026-08-11T01:25:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zpLKNyjDk+J1wbgWJQZTIII32U98KN2CY5ZdGRZ5SUHMFfjanh0auF+Kcf2mkwSTax28A0DODD8CWStCCxEyCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T21:49:57.518131Z"},"content_sha256":"7f32b9d820a99359413ad79f12a57adc62304e6167ef86332209bd063284138f","schema_version":"1.0","event_id":"sha256:7f32b9d820a99359413ad79f12a57adc62304e6167ef86332209bd063284138f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DI7RXLUZI65RHKWN6NY5J6GM3H/bundle.json","state_url":"https://pith.science/pith/DI7RXLUZI65RHKWN6NY5J6GM3H/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DI7RXLUZI65RHKWN6NY5J6GM3H/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":"2026-08-16T21:49:57Z","links":{"resolver":"https://pith.science/pith/DI7RXLUZI65RHKWN6NY5J6GM3H","bundle":"https://pith.science/pith/DI7RXLUZI65RHKWN6NY5J6GM3H/bundle.json","state":"https://pith.science/pith/DI7RXLUZI65RHKWN6NY5J6GM3H/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DI7RXLUZI65RHKWN6NY5J6GM3H/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:DI7RXLUZI65RHKWN6NY5J6GM3H","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":"4ab4a133071e8a2ecbb5502452e70fdf1b5508b8878e15c0eec63c605bf7d5e2","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2026-08-09T21:44:34Z","title_canon_sha256":"251e181849c0437fc75eab00aa4a1beebfc49104fe1867b31bdf66794e1b8172"},"schema_version":"1.0","source":{"id":"2608.08929","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2608.08929","created_at":"2026-08-11T01:25:45Z"},{"alias_kind":"arxiv_version","alias_value":"2608.08929v1","created_at":"2026-08-11T01:25:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.08929","created_at":"2026-08-11T01:25:45Z"},{"alias_kind":"pith_short_12","alias_value":"DI7RXLUZI65R","created_at":"2026-08-11T01:25:45Z"},{"alias_kind":"pith_short_16","alias_value":"DI7RXLUZI65RHKWN","created_at":"2026-08-11T01:25:45Z"},{"alias_kind":"pith_short_8","alias_value":"DI7RXLUZ","created_at":"2026-08-11T01:25:45Z"}],"graph_snapshots":[{"event_id":"sha256:7f32b9d820a99359413ad79f12a57adc62304e6167ef86332209bd063284138f","target":"graph","created_at":"2026-08-11T01:25:45Z","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/2608.08929/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"2D affordance grounding aims to locate the region of an object that a human can interact with. Existing research focuses on recognizing affordance types seen during training and does not study models' ability to generalize to novel affordances, which is crucial for real-world applications. We propose the task of zero-shot 2D grounding with novel affordance types (NAT) and introduce the NAT benchmarks. We then propose AffordAnything, a training-free method that leverages segmentation cues, motivated by the strong correlation between affordance regions and object subparts. To further improve per","authors_text":"Haomeng Zhang, Raymond A. Yeh","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2026-08-09T21:44:34Z","title":"Zero-shot 2D Grounding with Novel Affordance Types"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.08929","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":"sha256:6989f8d208823193ace92c5ddd4fd816853275fceaf941fc86286b8dd86dc814","target":"record","created_at":"2026-08-11T01:25:45Z","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":"4ab4a133071e8a2ecbb5502452e70fdf1b5508b8878e15c0eec63c605bf7d5e2","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2026-08-09T21:44:34Z","title_canon_sha256":"251e181849c0437fc75eab00aa4a1beebfc49104fe1867b31bdf66794e1b8172"},"schema_version":"1.0","source":{"id":"2608.08929","kind":"arxiv","version":1}},"canonical_sha256":"1a3f1bae9947bb13aacdf371d4f8ccd9df4a97ce17a4a1d412044cd0b3cfb583","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1a3f1bae9947bb13aacdf371d4f8ccd9df4a97ce17a4a1d412044cd0b3cfb583","first_computed_at":"2026-08-11T01:25:45.467357Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-08-11T01:25:45.467357Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Of3njxbsFxed6fqqJmOFG2uf6Umz6MtEok/WHb9gu0QNrdFfsz5ZDX19iPA3ICkWUcWzO3Q2Rl/edc/c0FQfAw==","signature_status":"signed_v1","signed_at":"2026-08-11T01:25:45.469821Z","signed_message":"canonical_sha256_bytes"},"source_id":"2608.08929","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6989f8d208823193ace92c5ddd4fd816853275fceaf941fc86286b8dd86dc814","sha256:7f32b9d820a99359413ad79f12a57adc62304e6167ef86332209bd063284138f"],"state_sha256":"61f68cb87ac10c61a0b070e09ab7a32b4ff586d95e50a6e8ce0fae05145d3049"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BVxaLYqOaB+tQKGBlPD4RBxmErc8V7Xroy1EFIx2oxyGNJ+6ftM4/tBQDFmm2j5y3ss4BBmQDALCx9URwoapDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T21:49:57.524140Z","bundle_sha256":"23e3858a56543db8f0bc4f9ee361f3dceae5935beec23d87fecf1af5b8915d73"}}