{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:JX4CNRPIWYBHFW7JTYIZKUHOWN","short_pith_number":"pith:JX4CNRPI","canonical_record":{"source":{"id":"2412.11553","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2024-12-16T08:37:58Z","cross_cats_sorted":[],"title_canon_sha256":"714a664da029a4a9571c606e918d289ffba6478040b2b153bee07ae291e241ac","abstract_canon_sha256":"1b5371d9824ab09dd1fc5d52a2e915170155c536ff48b5cc8a0771a702554387"},"schema_version":"1.0"},"canonical_sha256":"4df826c5e8b60272dbe99e119550eeb36a8d95989f4d50620461d6ec504c2574","source":{"kind":"arxiv","id":"2412.11553","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2412.11553","created_at":"2026-07-05T11:01:56Z"},{"alias_kind":"arxiv_version","alias_value":"2412.11553v2","created_at":"2026-07-05T11:01:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.11553","created_at":"2026-07-05T11:01:56Z"},{"alias_kind":"pith_short_12","alias_value":"JX4CNRPIWYBH","created_at":"2026-07-05T11:01:56Z"},{"alias_kind":"pith_short_16","alias_value":"JX4CNRPIWYBHFW7J","created_at":"2026-07-05T11:01:56Z"},{"alias_kind":"pith_short_8","alias_value":"JX4CNRPI","created_at":"2026-07-05T11:01:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:JX4CNRPIWYBHFW7JTYIZKUHOWN","target":"record","payload":{"canonical_record":{"source":{"id":"2412.11553","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2024-12-16T08:37:58Z","cross_cats_sorted":[],"title_canon_sha256":"714a664da029a4a9571c606e918d289ffba6478040b2b153bee07ae291e241ac","abstract_canon_sha256":"1b5371d9824ab09dd1fc5d52a2e915170155c536ff48b5cc8a0771a702554387"},"schema_version":"1.0"},"canonical_sha256":"4df826c5e8b60272dbe99e119550eeb36a8d95989f4d50620461d6ec504c2574","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:01:56.324289Z","signature_b64":"sXLRWaaLYBBer5+PJczckOJKEq/S81PuME4Y1yV6eIpm5vBspfKlordYDNUtbFzEXHLZePBp6NtTivZpOs2OAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4df826c5e8b60272dbe99e119550eeb36a8d95989f4d50620461d6ec504c2574","last_reissued_at":"2026-07-05T11:01:56.323730Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:01:56.323730Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2412.11553","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":"2026-07-05T11:01:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"K9FobiKPJ0k4UJ2+LL63P6lKixwDLlCmztGIvR4xysyHSInBfJLrsdNK3xA3mDW1Lk0q8L7F35V/RPh5JKKpDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T00:47:59.003648Z"},"content_sha256":"af917fac9c6413d9870559e786b9312558f118c33addbde2fc2bae512a42d56d","schema_version":"1.0","event_id":"sha256:af917fac9c6413d9870559e786b9312558f118c33addbde2fc2bae512a42d56d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:JX4CNRPIWYBHFW7JTYIZKUHOWN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Training Strategies for Isolated Sign Language Recognition","license":"http://creativecommons.org/licenses/by-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Aleksandr Nagaev, Alexander Kapitanov, Elizaveta Petrova, Karina Kvanchiani, Petr Surovcev, Roman Kraynov","submitted_at":"2024-12-16T08:37:58Z","abstract_excerpt":"Accurate recognition and interpretation of sign language are crucial for enhancing communication accessibility for deaf and hard of hearing individuals. However, current approaches of Isolated Sign Language Recognition (ISLR) often face challenges such as low data quality and variability in gesturing speed. This paper introduces a comprehensive model training pipeline for ISLR designed to accommodate the distinctive characteristics and constraints of the Sign Language (SL) domain. The constructed pipeline incorporates carefully selected image and video augmentations to tackle the challenges of"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.11553","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/2412.11553/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":"2026-07-05T11:01:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4hb9pc5vTsr/0eImeUqXpl0RGxCWUrRrMwSaD3EEAENH6XlMIGzP8ExjxCWEqzC3XjeaEZLT5u/C2aMWrFukAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T00:47:59.004146Z"},"content_sha256":"b2d91d90346dac769715cbb3b0c3da3e8a67fe59618d4c561ab6c91b44fbd87c","schema_version":"1.0","event_id":"sha256:b2d91d90346dac769715cbb3b0c3da3e8a67fe59618d4c561ab6c91b44fbd87c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JX4CNRPIWYBHFW7JTYIZKUHOWN/bundle.json","state_url":"https://pith.science/pith/JX4CNRPIWYBHFW7JTYIZKUHOWN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JX4CNRPIWYBHFW7JTYIZKUHOWN/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":"2026-08-04T00:47:59Z","links":{"resolver":"https://pith.science/pith/JX4CNRPIWYBHFW7JTYIZKUHOWN","bundle":"https://pith.science/pith/JX4CNRPIWYBHFW7JTYIZKUHOWN/bundle.json","state":"https://pith.science/pith/JX4CNRPIWYBHFW7JTYIZKUHOWN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JX4CNRPIWYBHFW7JTYIZKUHOWN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:JX4CNRPIWYBHFW7JTYIZKUHOWN","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":"1b5371d9824ab09dd1fc5d52a2e915170155c536ff48b5cc8a0771a702554387","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2024-12-16T08:37:58Z","title_canon_sha256":"714a664da029a4a9571c606e918d289ffba6478040b2b153bee07ae291e241ac"},"schema_version":"1.0","source":{"id":"2412.11553","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2412.11553","created_at":"2026-07-05T11:01:56Z"},{"alias_kind":"arxiv_version","alias_value":"2412.11553v2","created_at":"2026-07-05T11:01:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.11553","created_at":"2026-07-05T11:01:56Z"},{"alias_kind":"pith_short_12","alias_value":"JX4CNRPIWYBH","created_at":"2026-07-05T11:01:56Z"},{"alias_kind":"pith_short_16","alias_value":"JX4CNRPIWYBHFW7J","created_at":"2026-07-05T11:01:56Z"},{"alias_kind":"pith_short_8","alias_value":"JX4CNRPI","created_at":"2026-07-05T11:01:56Z"}],"graph_snapshots":[{"event_id":"sha256:b2d91d90346dac769715cbb3b0c3da3e8a67fe59618d4c561ab6c91b44fbd87c","target":"graph","created_at":"2026-07-05T11:01:56Z","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/2412.11553/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Accurate recognition and interpretation of sign language are crucial for enhancing communication accessibility for deaf and hard of hearing individuals. However, current approaches of Isolated Sign Language Recognition (ISLR) often face challenges such as low data quality and variability in gesturing speed. This paper introduces a comprehensive model training pipeline for ISLR designed to accommodate the distinctive characteristics and constraints of the Sign Language (SL) domain. The constructed pipeline incorporates carefully selected image and video augmentations to tackle the challenges of","authors_text":"Aleksandr Nagaev, Alexander Kapitanov, Elizaveta Petrova, Karina Kvanchiani, Petr Surovcev, Roman Kraynov","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2024-12-16T08:37:58Z","title":"Training Strategies for Isolated Sign Language Recognition"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.11553","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:af917fac9c6413d9870559e786b9312558f118c33addbde2fc2bae512a42d56d","target":"record","created_at":"2026-07-05T11:01:56Z","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":"1b5371d9824ab09dd1fc5d52a2e915170155c536ff48b5cc8a0771a702554387","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2024-12-16T08:37:58Z","title_canon_sha256":"714a664da029a4a9571c606e918d289ffba6478040b2b153bee07ae291e241ac"},"schema_version":"1.0","source":{"id":"2412.11553","kind":"arxiv","version":2}},"canonical_sha256":"4df826c5e8b60272dbe99e119550eeb36a8d95989f4d50620461d6ec504c2574","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4df826c5e8b60272dbe99e119550eeb36a8d95989f4d50620461d6ec504c2574","first_computed_at":"2026-07-05T11:01:56.323730Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:01:56.323730Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"sXLRWaaLYBBer5+PJczckOJKEq/S81PuME4Y1yV6eIpm5vBspfKlordYDNUtbFzEXHLZePBp6NtTivZpOs2OAg==","signature_status":"signed_v1","signed_at":"2026-07-05T11:01:56.324289Z","signed_message":"canonical_sha256_bytes"},"source_id":"2412.11553","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:af917fac9c6413d9870559e786b9312558f118c33addbde2fc2bae512a42d56d","sha256:b2d91d90346dac769715cbb3b0c3da3e8a67fe59618d4c561ab6c91b44fbd87c"],"state_sha256":"8f9c14cbe98154c556dda320e7ab93be2ef1770d7170462b47d645cf6656a841"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"889XnRPu7hKNxEg4SDtjikZOM75miV8GIgyzY9wX5eOkLjyv0ahBIflwNg3BZehIQnTUhMGTr1JgyKpgY/+6Cw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T00:47:59.064273Z","bundle_sha256":"64a6c868ed8d00eeac8a8f0b80151547f1833c288aee1d1307f4f486fc462b00"}}