{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:27Z4HSVXXPO7OTX5K2OHYR6ZNV","short_pith_number":"pith:27Z4HSVX","canonical_record":{"source":{"id":"1807.10740","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2018-07-27T17:29:20Z","cross_cats_sorted":[],"title_canon_sha256":"9771db5f266315dde382d1cd40d6bb63d880dd6bff5ac827fbd41731d1a75081","abstract_canon_sha256":"c799e0f37ccdfc45b3a2ed15fe0d8e6015085eb2ec4c85f6534782a0fb43dac3"},"schema_version":"1.0"},"canonical_sha256":"d7f3c3cab7bbddf74efd569c7c47d96d5631f64c5b35648fd12aaac0e4d54b8d","source":{"kind":"arxiv","id":"1807.10740","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1807.10740","created_at":"2026-05-18T00:09:39Z"},{"alias_kind":"arxiv_version","alias_value":"1807.10740v1","created_at":"2026-05-18T00:09:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.10740","created_at":"2026-05-18T00:09:39Z"},{"alias_kind":"pith_short_12","alias_value":"27Z4HSVXXPO7","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_16","alias_value":"27Z4HSVXXPO7OTX5","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_8","alias_value":"27Z4HSVX","created_at":"2026-05-18T12:31:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:27Z4HSVXXPO7OTX5K2OHYR6ZNV","target":"record","payload":{"canonical_record":{"source":{"id":"1807.10740","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2018-07-27T17:29:20Z","cross_cats_sorted":[],"title_canon_sha256":"9771db5f266315dde382d1cd40d6bb63d880dd6bff5ac827fbd41731d1a75081","abstract_canon_sha256":"c799e0f37ccdfc45b3a2ed15fe0d8e6015085eb2ec4c85f6534782a0fb43dac3"},"schema_version":"1.0"},"canonical_sha256":"d7f3c3cab7bbddf74efd569c7c47d96d5631f64c5b35648fd12aaac0e4d54b8d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:09:39.675334Z","signature_b64":"JSw0Zoll9yUdQTQMsJ0NltpOtfq6NZd7rhyhrsQK8ju2BHeuOy/yx2CULjWyjcZt8sNpzwnoMxfMZ59pOuBLCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d7f3c3cab7bbddf74efd569c7c47d96d5631f64c5b35648fd12aaac0e4d54b8d","last_reissued_at":"2026-05-18T00:09:39.674779Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:09:39.674779Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1807.10740","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":"2026-05-18T00:09:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pQk8aol8O86IbxTVDym0PG5bHAlewCMUuT2IDdGwvm5eezflfu/lkmZDcWGZ3I8KBuUJaAeEo9+Fiurkj0N6CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T15:25:11.208033Z"},"content_sha256":"6427dfdf73a6de89a938bf889907ed8b027b51430c380a9dccfc1a66b31305bf","schema_version":"1.0","event_id":"sha256:6427dfdf73a6de89a938bf889907ed8b027b51430c380a9dccfc1a66b31305bf"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:27Z4HSVXXPO7OTX5K2OHYR6ZNV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A small Griko-Italian speech translation corpus","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CL","authors_text":"Aline Villavicencio, Antonios Anastasopoulos, Laurent Besacier, Marcely Zanon Boito, Marika Lekakou","submitted_at":"2018-07-27T17:29:20Z","abstract_excerpt":"This paper presents an extension to a very low-resource parallel corpus collected in an endangered language, Griko, making it useful for computational research. The corpus consists of 330 utterances (about 20 minutes of speech) which have been transcribed and translated in Italian, with annotations for word-level speech-to-transcription and speech-to-translation alignments. The corpus also includes morphosyntactic tags and word-level glosses. Applying an automatic unit discovery method, pseudo-phones were also generated. We detail how the corpus was collected, cleaned and processed, and we ill"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.10740","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":"2026-05-18T00:09:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vLewAMYWVLAVBZYDJ62eVIruXmIbaro345n4c5zCtOcfqhi1U7L3B1g5iC2ZkF8rCujxP2bzx0QV/xWwLwPRDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T15:25:11.208397Z"},"content_sha256":"b5ac71923fee1673e8138853f22a0451f7e526027e99253656d2a6af82e206e0","schema_version":"1.0","event_id":"sha256:b5ac71923fee1673e8138853f22a0451f7e526027e99253656d2a6af82e206e0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/27Z4HSVXXPO7OTX5K2OHYR6ZNV/bundle.json","state_url":"https://pith.science/pith/27Z4HSVXXPO7OTX5K2OHYR6ZNV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/27Z4HSVXXPO7OTX5K2OHYR6ZNV/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":"2026-06-26T15:25:11Z","links":{"resolver":"https://pith.science/pith/27Z4HSVXXPO7OTX5K2OHYR6ZNV","bundle":"https://pith.science/pith/27Z4HSVXXPO7OTX5K2OHYR6ZNV/bundle.json","state":"https://pith.science/pith/27Z4HSVXXPO7OTX5K2OHYR6ZNV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/27Z4HSVXXPO7OTX5K2OHYR6ZNV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:27Z4HSVXXPO7OTX5K2OHYR6ZNV","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":"c799e0f37ccdfc45b3a2ed15fe0d8e6015085eb2ec4c85f6534782a0fb43dac3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2018-07-27T17:29:20Z","title_canon_sha256":"9771db5f266315dde382d1cd40d6bb63d880dd6bff5ac827fbd41731d1a75081"},"schema_version":"1.0","source":{"id":"1807.10740","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1807.10740","created_at":"2026-05-18T00:09:39Z"},{"alias_kind":"arxiv_version","alias_value":"1807.10740v1","created_at":"2026-05-18T00:09:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.10740","created_at":"2026-05-18T00:09:39Z"},{"alias_kind":"pith_short_12","alias_value":"27Z4HSVXXPO7","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_16","alias_value":"27Z4HSVXXPO7OTX5","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_8","alias_value":"27Z4HSVX","created_at":"2026-05-18T12:31:59Z"}],"graph_snapshots":[{"event_id":"sha256:b5ac71923fee1673e8138853f22a0451f7e526027e99253656d2a6af82e206e0","target":"graph","created_at":"2026-05-18T00:09:39Z","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 an extension to a very low-resource parallel corpus collected in an endangered language, Griko, making it useful for computational research. The corpus consists of 330 utterances (about 20 minutes of speech) which have been transcribed and translated in Italian, with annotations for word-level speech-to-transcription and speech-to-translation alignments. The corpus also includes morphosyntactic tags and word-level glosses. Applying an automatic unit discovery method, pseudo-phones were also generated. We detail how the corpus was collected, cleaned and processed, and we ill","authors_text":"Aline Villavicencio, Antonios Anastasopoulos, Laurent Besacier, Marcely Zanon Boito, Marika Lekakou","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2018-07-27T17:29:20Z","title":"A small Griko-Italian speech translation corpus"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.10740","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":"sha256:6427dfdf73a6de89a938bf889907ed8b027b51430c380a9dccfc1a66b31305bf","target":"record","created_at":"2026-05-18T00:09:39Z","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":"c799e0f37ccdfc45b3a2ed15fe0d8e6015085eb2ec4c85f6534782a0fb43dac3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2018-07-27T17:29:20Z","title_canon_sha256":"9771db5f266315dde382d1cd40d6bb63d880dd6bff5ac827fbd41731d1a75081"},"schema_version":"1.0","source":{"id":"1807.10740","kind":"arxiv","version":1}},"canonical_sha256":"d7f3c3cab7bbddf74efd569c7c47d96d5631f64c5b35648fd12aaac0e4d54b8d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d7f3c3cab7bbddf74efd569c7c47d96d5631f64c5b35648fd12aaac0e4d54b8d","first_computed_at":"2026-05-18T00:09:39.674779Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:09:39.674779Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JSw0Zoll9yUdQTQMsJ0NltpOtfq6NZd7rhyhrsQK8ju2BHeuOy/yx2CULjWyjcZt8sNpzwnoMxfMZ59pOuBLCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:09:39.675334Z","signed_message":"canonical_sha256_bytes"},"source_id":"1807.10740","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6427dfdf73a6de89a938bf889907ed8b027b51430c380a9dccfc1a66b31305bf","sha256:b5ac71923fee1673e8138853f22a0451f7e526027e99253656d2a6af82e206e0"],"state_sha256":"6da602fef0ffc39a2b2885d65e41affc393274b72f251fee67fafea8adfbc08f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"k/9OY4lg++zQLbrVKrFHHOBMHiYpgBPTWvALf9aA/srkGGbSbmi7Xvu4JytBvfE5ZSzeH5c91qncgKKOFANZCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-26T15:25:11.210593Z","bundle_sha256":"e5cbc899176eb2eab7cf3536436db0bfbd85e424445db2b7be925a193ae5f3b4"}}