{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:PXXTYG2VAIIJEPRAEHBVWQZRS5","short_pith_number":"pith:PXXTYG2V","canonical_record":{"source":{"id":"2506.07460","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-06-09T06:09:03Z","cross_cats_sorted":["cs.CL"],"title_canon_sha256":"cc43245575a06f317208f70c9dfe666c288f99cb7e56dc43897e3c40c6e121c0","abstract_canon_sha256":"56a5ec0dbb0d2466f9349f4dd1d932bb506d4381fac508d72c80bc5cc765726e"},"schema_version":"1.0"},"canonical_sha256":"7def3c1b550210923e2021c35b4331974973185792ed5630696bbc2b65c812ee","source":{"kind":"arxiv","id":"2506.07460","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.07460","created_at":"2026-06-29T00:13:59Z"},{"alias_kind":"arxiv_version","alias_value":"2506.07460v2","created_at":"2026-06-29T00:13:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.07460","created_at":"2026-06-29T00:13:59Z"},{"alias_kind":"pith_short_12","alias_value":"PXXTYG2VAIIJ","created_at":"2026-06-29T00:13:59Z"},{"alias_kind":"pith_short_16","alias_value":"PXXTYG2VAIIJEPRA","created_at":"2026-06-29T00:13:59Z"},{"alias_kind":"pith_short_8","alias_value":"PXXTYG2V","created_at":"2026-06-29T00:13:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:PXXTYG2VAIIJEPRAEHBVWQZRS5","target":"record","payload":{"canonical_record":{"source":{"id":"2506.07460","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-06-09T06:09:03Z","cross_cats_sorted":["cs.CL"],"title_canon_sha256":"cc43245575a06f317208f70c9dfe666c288f99cb7e56dc43897e3c40c6e121c0","abstract_canon_sha256":"56a5ec0dbb0d2466f9349f4dd1d932bb506d4381fac508d72c80bc5cc765726e"},"schema_version":"1.0"},"canonical_sha256":"7def3c1b550210923e2021c35b4331974973185792ed5630696bbc2b65c812ee","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-29T00:13:59.983596Z","signature_b64":"IanfCGDRPSuwk+/C+r1+TTJQS8rcAo9rM3GaKLEEFoW9kRN8zHv9DvauFN9LSKp9otNYUCwcunX2GVGiZmPdBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7def3c1b550210923e2021c35b4331974973185792ed5630696bbc2b65c812ee","last_reissued_at":"2026-06-29T00:13:59.983122Z","signature_status":"signed_v1","first_computed_at":"2026-06-29T00:13:59.983122Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2506.07460","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-06-29T00:13:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JBcM3eOMW5V7GeIMeGbLQn2zu732OYM5PVvxG8csX+0gU4+jBwJfeBO1d7bgJhba2ZDDhcIef0HFVm0k5yCiBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T21:45:33.968379Z"},"content_sha256":"233dd17b1ad62495f0fcf8d38d9c54cf457d21966865d4b71d474252fdf599ce","schema_version":"1.0","event_id":"sha256:233dd17b1ad62495f0fcf8d38d9c54cf457d21966865d4b71d474252fdf599ce"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:PXXTYG2VAIIJEPRAEHBVWQZRS5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"SIGNER: Temporally Grounded Sign Language Generation via Time-Resolved Conditioning","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.CL"],"primary_cat":"cs.CV","authors_text":"Gyeongsik Moon, Hyeongjin Nam, Kyoung Mu Lee, Taeryung Lee","submitted_at":"2025-06-09T06:09:03Z","abstract_excerpt":"Sign language generation (SLG), also known as text-to-sign generation, aims to bridge the communication gap between signers and non-signers. Unlike many other generative tasks, SLG must satisfy two fundamental linguistic constraints. First, sign language expresses meaning through a sequence of gestures aligned with word-like units called glosses, and therefore requires correct lexical ordering to preserve intended meaning. Second, each gesture should faithfully reflect the intended gloss (semantic accuracy). Despite recent progress, existing SLG methods frequently produce signs with incorrect "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.07460","kind":"arxiv","version":2},"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/2506.07460/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":"2026-06-29T00:13:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"s2X3b3VCuszhFwOnOPfapCFyCTTHLYeIUcSZ2d8KzF2DUF6kOm4oRCqAQ71I304HPjWAWW1We301YakOXONFDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T21:45:33.969382Z"},"content_sha256":"147d452ef178699d9f267f74dbdb9c41086e1e359ad456773e64076986402798","schema_version":"1.0","event_id":"sha256:147d452ef178699d9f267f74dbdb9c41086e1e359ad456773e64076986402798"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PXXTYG2VAIIJEPRAEHBVWQZRS5/bundle.json","state_url":"https://pith.science/pith/PXXTYG2VAIIJEPRAEHBVWQZRS5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PXXTYG2VAIIJEPRAEHBVWQZRS5/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":"2026-08-08T21:45:33Z","links":{"resolver":"https://pith.science/pith/PXXTYG2VAIIJEPRAEHBVWQZRS5","bundle":"https://pith.science/pith/PXXTYG2VAIIJEPRAEHBVWQZRS5/bundle.json","state":"https://pith.science/pith/PXXTYG2VAIIJEPRAEHBVWQZRS5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PXXTYG2VAIIJEPRAEHBVWQZRS5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:PXXTYG2VAIIJEPRAEHBVWQZRS5","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":"56a5ec0dbb0d2466f9349f4dd1d932bb506d4381fac508d72c80bc5cc765726e","cross_cats_sorted":["cs.CL"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-06-09T06:09:03Z","title_canon_sha256":"cc43245575a06f317208f70c9dfe666c288f99cb7e56dc43897e3c40c6e121c0"},"schema_version":"1.0","source":{"id":"2506.07460","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.07460","created_at":"2026-06-29T00:13:59Z"},{"alias_kind":"arxiv_version","alias_value":"2506.07460v2","created_at":"2026-06-29T00:13:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.07460","created_at":"2026-06-29T00:13:59Z"},{"alias_kind":"pith_short_12","alias_value":"PXXTYG2VAIIJ","created_at":"2026-06-29T00:13:59Z"},{"alias_kind":"pith_short_16","alias_value":"PXXTYG2VAIIJEPRA","created_at":"2026-06-29T00:13:59Z"},{"alias_kind":"pith_short_8","alias_value":"PXXTYG2V","created_at":"2026-06-29T00:13:59Z"}],"graph_snapshots":[{"event_id":"sha256:147d452ef178699d9f267f74dbdb9c41086e1e359ad456773e64076986402798","target":"graph","created_at":"2026-06-29T00:13:59Z","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/2506.07460/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Sign language generation (SLG), also known as text-to-sign generation, aims to bridge the communication gap between signers and non-signers. Unlike many other generative tasks, SLG must satisfy two fundamental linguistic constraints. First, sign language expresses meaning through a sequence of gestures aligned with word-like units called glosses, and therefore requires correct lexical ordering to preserve intended meaning. Second, each gesture should faithfully reflect the intended gloss (semantic accuracy). Despite recent progress, existing SLG methods frequently produce signs with incorrect ","authors_text":"Gyeongsik Moon, Hyeongjin Nam, Kyoung Mu Lee, Taeryung Lee","cross_cats":["cs.CL"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-06-09T06:09:03Z","title":"SIGNER: Temporally Grounded Sign Language Generation via Time-Resolved Conditioning"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.07460","kind":"arxiv","version":2},"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":"sha256:233dd17b1ad62495f0fcf8d38d9c54cf457d21966865d4b71d474252fdf599ce","target":"record","created_at":"2026-06-29T00:13:59Z","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":"56a5ec0dbb0d2466f9349f4dd1d932bb506d4381fac508d72c80bc5cc765726e","cross_cats_sorted":["cs.CL"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-06-09T06:09:03Z","title_canon_sha256":"cc43245575a06f317208f70c9dfe666c288f99cb7e56dc43897e3c40c6e121c0"},"schema_version":"1.0","source":{"id":"2506.07460","kind":"arxiv","version":2}},"canonical_sha256":"7def3c1b550210923e2021c35b4331974973185792ed5630696bbc2b65c812ee","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7def3c1b550210923e2021c35b4331974973185792ed5630696bbc2b65c812ee","first_computed_at":"2026-06-29T00:13:59.983122Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-29T00:13:59.983122Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"IanfCGDRPSuwk+/C+r1+TTJQS8rcAo9rM3GaKLEEFoW9kRN8zHv9DvauFN9LSKp9otNYUCwcunX2GVGiZmPdBQ==","signature_status":"signed_v1","signed_at":"2026-06-29T00:13:59.983596Z","signed_message":"canonical_sha256_bytes"},"source_id":"2506.07460","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:233dd17b1ad62495f0fcf8d38d9c54cf457d21966865d4b71d474252fdf599ce","sha256:147d452ef178699d9f267f74dbdb9c41086e1e359ad456773e64076986402798"],"state_sha256":"048c94de57b11d874697ccf4ca77d28ea5bd1af6c668081f445bc29fe53d2fae"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8xN4SyZngZ75aSbj+89uoB/Q92oNZSPWrHzRqWhgNbfQMNTS9fDboJXz2A6dYDAu6hxUjS7l2S2S5umd62EzBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T21:45:33.994941Z","bundle_sha256":"cf36cd29c4a03132d9bc48115eef00b0783b73ae998468dde15537e9c74d0f5f"}}