{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:NCI2SPJEP4M3XIXGUHSNYWQLVZ","short_pith_number":"pith:NCI2SPJE","canonical_record":{"source":{"id":"1904.03256","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2019-04-05T20:04:04Z","cross_cats_sorted":[],"title_canon_sha256":"d62e44528c8fee0f314f9541aef19d51346e755eb4f86bdc14b7eb19589a8723","abstract_canon_sha256":"c5c8a5bd550b10121871becf416984250d54e7a9090269525626f6278a709d10"},"schema_version":"1.0"},"canonical_sha256":"6891a93d247f19bba2e6a1e4dc5a0bae7f49813daad3c23084ea886b0c1a3bdb","source":{"kind":"arxiv","id":"1904.03256","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1904.03256","created_at":"2026-05-17T23:49:14Z"},{"alias_kind":"arxiv_version","alias_value":"1904.03256v1","created_at":"2026-05-17T23:49:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.03256","created_at":"2026-05-17T23:49:14Z"},{"alias_kind":"pith_short_12","alias_value":"NCI2SPJEP4M3","created_at":"2026-05-18T12:33:24Z"},{"alias_kind":"pith_short_16","alias_value":"NCI2SPJEP4M3XIXG","created_at":"2026-05-18T12:33:24Z"},{"alias_kind":"pith_short_8","alias_value":"NCI2SPJE","created_at":"2026-05-18T12:33:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:NCI2SPJEP4M3XIXGUHSNYWQLVZ","target":"record","payload":{"canonical_record":{"source":{"id":"1904.03256","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2019-04-05T20:04:04Z","cross_cats_sorted":[],"title_canon_sha256":"d62e44528c8fee0f314f9541aef19d51346e755eb4f86bdc14b7eb19589a8723","abstract_canon_sha256":"c5c8a5bd550b10121871becf416984250d54e7a9090269525626f6278a709d10"},"schema_version":"1.0"},"canonical_sha256":"6891a93d247f19bba2e6a1e4dc5a0bae7f49813daad3c23084ea886b0c1a3bdb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:49:14.082847Z","signature_b64":"J/RfmfdpkXAKvS00S6994MLl5R/chLpxhFUiuX9iku7QsvRLD+EHwn4WqqeTvBj7ZakgEzmpDimN6/r0W7TcDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6891a93d247f19bba2e6a1e4dc5a0bae7f49813daad3c23084ea886b0c1a3bdb","last_reissued_at":"2026-05-17T23:49:14.082143Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:49:14.082143Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1904.03256","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":"2026-05-17T23:49:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kHmGlb8XNYmEPQsALKhgHooN1r4J6/9YOIlzy4lNNvfhRhvQR3EVyXqARtQwmEq0WuPmZ4nZx525Rt6JTjfYCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T11:24:13.491951Z"},"content_sha256":"f6c1c4b9de61a372e274f1fe4af2bd7d09fe4020c6e2dc60780f5c24b291aeed","schema_version":"1.0","event_id":"sha256:f6c1c4b9de61a372e274f1fe4af2bd7d09fe4020c6e2dc60780f5c24b291aeed"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:NCI2SPJEP4M3XIXGUHSNYWQLVZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Cross-Lingual Transfer of Semantic Roles: From Raw Text to Semantic Roles","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CL","authors_text":"Maryam Aminian, Mohammad Sadegh Rasooli, Mona Diab","submitted_at":"2019-04-05T20:04:04Z","abstract_excerpt":"We describe a transfer method based on annotation projection to develop a dependency-based semantic role labeling system for languages for which no supervised linguistic information other than parallel data is available. Unlike previous work that presumes the availability of supervised features such as lemmas, part-of-speech tags, and dependency parse trees, we only make use of word and character features. Our deep model considers using character-based representations as well as unsupervised stem embeddings to alleviate the need for supervised features. Our experiments outperform a state-of-th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.03256","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":""},"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":"2026-05-17T23:49:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cwhUL6VE/kNGGCDi46yPldVrUBWlMGftcJdWglvaPFRvjiUE8QIqxZOQZ/U4I7qJutfCe0OKKQoGdRobp57QCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T11:24:13.492310Z"},"content_sha256":"af48c48029acc96c76208f2a33f35915cec79b3f9821b5dcc461842e30926c6f","schema_version":"1.0","event_id":"sha256:af48c48029acc96c76208f2a33f35915cec79b3f9821b5dcc461842e30926c6f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NCI2SPJEP4M3XIXGUHSNYWQLVZ/bundle.json","state_url":"https://pith.science/pith/NCI2SPJEP4M3XIXGUHSNYWQLVZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NCI2SPJEP4M3XIXGUHSNYWQLVZ/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":"2026-06-01T11:24:13Z","links":{"resolver":"https://pith.science/pith/NCI2SPJEP4M3XIXGUHSNYWQLVZ","bundle":"https://pith.science/pith/NCI2SPJEP4M3XIXGUHSNYWQLVZ/bundle.json","state":"https://pith.science/pith/NCI2SPJEP4M3XIXGUHSNYWQLVZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NCI2SPJEP4M3XIXGUHSNYWQLVZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:NCI2SPJEP4M3XIXGUHSNYWQLVZ","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":"c5c8a5bd550b10121871becf416984250d54e7a9090269525626f6278a709d10","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2019-04-05T20:04:04Z","title_canon_sha256":"d62e44528c8fee0f314f9541aef19d51346e755eb4f86bdc14b7eb19589a8723"},"schema_version":"1.0","source":{"id":"1904.03256","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1904.03256","created_at":"2026-05-17T23:49:14Z"},{"alias_kind":"arxiv_version","alias_value":"1904.03256v1","created_at":"2026-05-17T23:49:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.03256","created_at":"2026-05-17T23:49:14Z"},{"alias_kind":"pith_short_12","alias_value":"NCI2SPJEP4M3","created_at":"2026-05-18T12:33:24Z"},{"alias_kind":"pith_short_16","alias_value":"NCI2SPJEP4M3XIXG","created_at":"2026-05-18T12:33:24Z"},{"alias_kind":"pith_short_8","alias_value":"NCI2SPJE","created_at":"2026-05-18T12:33:24Z"}],"graph_snapshots":[{"event_id":"sha256:af48c48029acc96c76208f2a33f35915cec79b3f9821b5dcc461842e30926c6f","target":"graph","created_at":"2026-05-17T23:49:14Z","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"},"paper":{"abstract_excerpt":"We describe a transfer method based on annotation projection to develop a dependency-based semantic role labeling system for languages for which no supervised linguistic information other than parallel data is available. Unlike previous work that presumes the availability of supervised features such as lemmas, part-of-speech tags, and dependency parse trees, we only make use of word and character features. Our deep model considers using character-based representations as well as unsupervised stem embeddings to alleviate the need for supervised features. Our experiments outperform a state-of-th","authors_text":"Maryam Aminian, Mohammad Sadegh Rasooli, Mona Diab","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2019-04-05T20:04:04Z","title":"Cross-Lingual Transfer of Semantic Roles: From Raw Text to Semantic Roles"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.03256","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:f6c1c4b9de61a372e274f1fe4af2bd7d09fe4020c6e2dc60780f5c24b291aeed","target":"record","created_at":"2026-05-17T23:49:14Z","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":"c5c8a5bd550b10121871becf416984250d54e7a9090269525626f6278a709d10","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2019-04-05T20:04:04Z","title_canon_sha256":"d62e44528c8fee0f314f9541aef19d51346e755eb4f86bdc14b7eb19589a8723"},"schema_version":"1.0","source":{"id":"1904.03256","kind":"arxiv","version":1}},"canonical_sha256":"6891a93d247f19bba2e6a1e4dc5a0bae7f49813daad3c23084ea886b0c1a3bdb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6891a93d247f19bba2e6a1e4dc5a0bae7f49813daad3c23084ea886b0c1a3bdb","first_computed_at":"2026-05-17T23:49:14.082143Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:49:14.082143Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"J/RfmfdpkXAKvS00S6994MLl5R/chLpxhFUiuX9iku7QsvRLD+EHwn4WqqeTvBj7ZakgEzmpDimN6/r0W7TcDA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:49:14.082847Z","signed_message":"canonical_sha256_bytes"},"source_id":"1904.03256","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f6c1c4b9de61a372e274f1fe4af2bd7d09fe4020c6e2dc60780f5c24b291aeed","sha256:af48c48029acc96c76208f2a33f35915cec79b3f9821b5dcc461842e30926c6f"],"state_sha256":"383f9c1b6e5adddc477e8ebb5df12cb08c4b7040e96082fafca25262a379d5ad"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rKQUACzZSBFEMa+21X6uRfi3ATqga391OkgrgSDghcvBvAsGs5HERhRjkj2AXNcAGJOMRz8Z9cWxVYmfRE8mDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T11:24:13.494282Z","bundle_sha256":"3b04c3764e3c9cd3baf85037583e643506ea3ee17a5970a0cdd283f86b2ea81a"}}