{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:JZ23CKYKGMQ6IOHSP2LP4TNX45","short_pith_number":"pith:JZ23CKYK","canonical_record":{"source":{"id":"1904.12087","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2019-04-27T01:51:55Z","cross_cats_sorted":[],"title_canon_sha256":"ac968522c28d9ff15e2b74357c30fcf4baa74fe9652de28c8ce6ab85a18de9fe","abstract_canon_sha256":"a47f32b049414dbfac3fcb38639c4d9256411ba289a5aa2303a7b97f18a2e892"},"schema_version":"1.0"},"canonical_sha256":"4e75b12b0a3321e438f27e96fe4db7e775bba809f47b069c03dd006f48d2be09","source":{"kind":"arxiv","id":"1904.12087","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1904.12087","created_at":"2026-05-17T23:47:38Z"},{"alias_kind":"arxiv_version","alias_value":"1904.12087v1","created_at":"2026-05-17T23:47:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.12087","created_at":"2026-05-17T23:47:38Z"},{"alias_kind":"pith_short_12","alias_value":"JZ23CKYKGMQ6","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_16","alias_value":"JZ23CKYKGMQ6IOHS","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_8","alias_value":"JZ23CKYK","created_at":"2026-05-18T12:33:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:JZ23CKYKGMQ6IOHSP2LP4TNX45","target":"record","payload":{"canonical_record":{"source":{"id":"1904.12087","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2019-04-27T01:51:55Z","cross_cats_sorted":[],"title_canon_sha256":"ac968522c28d9ff15e2b74357c30fcf4baa74fe9652de28c8ce6ab85a18de9fe","abstract_canon_sha256":"a47f32b049414dbfac3fcb38639c4d9256411ba289a5aa2303a7b97f18a2e892"},"schema_version":"1.0"},"canonical_sha256":"4e75b12b0a3321e438f27e96fe4db7e775bba809f47b069c03dd006f48d2be09","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:47:38.975968Z","signature_b64":"44H60bSh1whT0oL5591/AFJsHx+f4eLyjpIej0gT1R4JavX5uE+12NHDqzOcLnugkJ9oAxMqP1uyC6Pxx+lqDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4e75b12b0a3321e438f27e96fe4db7e775bba809f47b069c03dd006f48d2be09","last_reissued_at":"2026-05-17T23:47:38.975554Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:47:38.975554Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1904.12087","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":"2026-05-17T23:47:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"J+/jKdvXiVQYz+67CNtVi4i1RHWNEc5/rtbAyQLr3NnKK2BXwIw6NAJBU+9Y5BkLCNnfLwuNTRnkKuZgwYwUBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T19:29:07.242802Z"},"content_sha256":"7af09055cfd10b4cae978637b94d027353e3438fef2352acc13b806ef8130396","schema_version":"1.0","event_id":"sha256:7af09055cfd10b4cae978637b94d027353e3438fef2352acc13b806ef8130396"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:JZ23CKYKGMQ6IOHSP2LP4TNX45","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Experiments in Cuneiform Language Identification","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CL","authors_text":"Gustavo Henrique Paetzold, Marcos Zampieri","submitted_at":"2019-04-27T01:51:55Z","abstract_excerpt":"This paper presents methods to discriminate between languages and dialects written in Cuneiform script, one of the first writing systems in the world. We report the results obtained by the PZ team in the Cuneiform Language Identification (CLI) shared task organized within the scope of the VarDial Evaluation Campaign 2019. The task included two languages, Sumerian and Akkadian. The latter is divided into six dialects: Old Babylonian, Middle Babylonian peripheral, Standard Babylonian, Neo Babylonian, Late Babylonian, and Neo Assyrian. We approach the task using a meta-classifier trained on vario"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.12087","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":"2026-05-17T23:47:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Zr9lLNO2nXKALSW6m7ws2zguJQgMldu2WtZ9XP1Fchqr4/frjwu/y6eh+aUNU8ylWQvWQ0hjO8y2JoMJySkHAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T19:29:07.243173Z"},"content_sha256":"d511eeb36c0f223297b20ab7022346bde4a3e454bbcdec5376e9e2a4a7e8f124","schema_version":"1.0","event_id":"sha256:d511eeb36c0f223297b20ab7022346bde4a3e454bbcdec5376e9e2a4a7e8f124"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JZ23CKYKGMQ6IOHSP2LP4TNX45/bundle.json","state_url":"https://pith.science/pith/JZ23CKYKGMQ6IOHSP2LP4TNX45/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JZ23CKYKGMQ6IOHSP2LP4TNX45/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":"2026-06-02T19:29:07Z","links":{"resolver":"https://pith.science/pith/JZ23CKYKGMQ6IOHSP2LP4TNX45","bundle":"https://pith.science/pith/JZ23CKYKGMQ6IOHSP2LP4TNX45/bundle.json","state":"https://pith.science/pith/JZ23CKYKGMQ6IOHSP2LP4TNX45/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JZ23CKYKGMQ6IOHSP2LP4TNX45/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:JZ23CKYKGMQ6IOHSP2LP4TNX45","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":"a47f32b049414dbfac3fcb38639c4d9256411ba289a5aa2303a7b97f18a2e892","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2019-04-27T01:51:55Z","title_canon_sha256":"ac968522c28d9ff15e2b74357c30fcf4baa74fe9652de28c8ce6ab85a18de9fe"},"schema_version":"1.0","source":{"id":"1904.12087","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1904.12087","created_at":"2026-05-17T23:47:38Z"},{"alias_kind":"arxiv_version","alias_value":"1904.12087v1","created_at":"2026-05-17T23:47:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.12087","created_at":"2026-05-17T23:47:38Z"},{"alias_kind":"pith_short_12","alias_value":"JZ23CKYKGMQ6","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_16","alias_value":"JZ23CKYKGMQ6IOHS","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_8","alias_value":"JZ23CKYK","created_at":"2026-05-18T12:33:21Z"}],"graph_snapshots":[{"event_id":"sha256:d511eeb36c0f223297b20ab7022346bde4a3e454bbcdec5376e9e2a4a7e8f124","target":"graph","created_at":"2026-05-17T23:47:38Z","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":"This paper presents methods to discriminate between languages and dialects written in Cuneiform script, one of the first writing systems in the world. We report the results obtained by the PZ team in the Cuneiform Language Identification (CLI) shared task organized within the scope of the VarDial Evaluation Campaign 2019. The task included two languages, Sumerian and Akkadian. The latter is divided into six dialects: Old Babylonian, Middle Babylonian peripheral, Standard Babylonian, Neo Babylonian, Late Babylonian, and Neo Assyrian. We approach the task using a meta-classifier trained on vario","authors_text":"Gustavo Henrique Paetzold, Marcos Zampieri","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2019-04-27T01:51:55Z","title":"Experiments in Cuneiform Language Identification"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.12087","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":"sha256:7af09055cfd10b4cae978637b94d027353e3438fef2352acc13b806ef8130396","target":"record","created_at":"2026-05-17T23:47:38Z","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":"a47f32b049414dbfac3fcb38639c4d9256411ba289a5aa2303a7b97f18a2e892","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2019-04-27T01:51:55Z","title_canon_sha256":"ac968522c28d9ff15e2b74357c30fcf4baa74fe9652de28c8ce6ab85a18de9fe"},"schema_version":"1.0","source":{"id":"1904.12087","kind":"arxiv","version":1}},"canonical_sha256":"4e75b12b0a3321e438f27e96fe4db7e775bba809f47b069c03dd006f48d2be09","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4e75b12b0a3321e438f27e96fe4db7e775bba809f47b069c03dd006f48d2be09","first_computed_at":"2026-05-17T23:47:38.975554Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:47:38.975554Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"44H60bSh1whT0oL5591/AFJsHx+f4eLyjpIej0gT1R4JavX5uE+12NHDqzOcLnugkJ9oAxMqP1uyC6Pxx+lqDA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:47:38.975968Z","signed_message":"canonical_sha256_bytes"},"source_id":"1904.12087","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7af09055cfd10b4cae978637b94d027353e3438fef2352acc13b806ef8130396","sha256:d511eeb36c0f223297b20ab7022346bde4a3e454bbcdec5376e9e2a4a7e8f124"],"state_sha256":"7f370bf956e2d996055348c20f7437f7e8a7a828f78995f86fa7169040348260"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9jiWXaRd0AjwPc83rO6yUKg8fHWC9rz2FYpp8rxkKG1EIcQqJTY7wSfQInx3EiTH61AErUfSwvX278dJsTwgBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T19:29:07.245094Z","bundle_sha256":"14166c1d9e34e2446e54916d2950c3b6c3b41c73e875445475736a59656d8b5c"}}