{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:H5KH7UJ25BR3MF2IP2MCN53WNM","short_pith_number":"pith:H5KH7UJ2","canonical_record":{"source":{"id":"1809.00188","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2018-09-01T14:10:50Z","cross_cats_sorted":[],"title_canon_sha256":"f717003f17125a030f7d48e9a9c986e481ad73d4522c76b2f43f51f4e6a43c25","abstract_canon_sha256":"91fd3d190dc2be5a938963bde515b382b1b42b3861ad30d3d72129dbf5469d68"},"schema_version":"1.0"},"canonical_sha256":"3f547fd13ae863b617487e9826f7766b1b8b972c0739ed51053b001b955a72b8","source":{"kind":"arxiv","id":"1809.00188","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.00188","created_at":"2026-05-18T00:06:35Z"},{"alias_kind":"arxiv_version","alias_value":"1809.00188v1","created_at":"2026-05-18T00:06:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.00188","created_at":"2026-05-18T00:06:35Z"},{"alias_kind":"pith_short_12","alias_value":"H5KH7UJ25BR3","created_at":"2026-05-18T12:32:28Z"},{"alias_kind":"pith_short_16","alias_value":"H5KH7UJ25BR3MF2I","created_at":"2026-05-18T12:32:28Z"},{"alias_kind":"pith_short_8","alias_value":"H5KH7UJ2","created_at":"2026-05-18T12:32:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:H5KH7UJ25BR3MF2IP2MCN53WNM","target":"record","payload":{"canonical_record":{"source":{"id":"1809.00188","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2018-09-01T14:10:50Z","cross_cats_sorted":[],"title_canon_sha256":"f717003f17125a030f7d48e9a9c986e481ad73d4522c76b2f43f51f4e6a43c25","abstract_canon_sha256":"91fd3d190dc2be5a938963bde515b382b1b42b3861ad30d3d72129dbf5469d68"},"schema_version":"1.0"},"canonical_sha256":"3f547fd13ae863b617487e9826f7766b1b8b972c0739ed51053b001b955a72b8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:06:35.815873Z","signature_b64":"Ro5CYYBBhQ3+SWtxl3niXVOFCjASRkhyiUW2JZTY9AmwNbukj6dholC0dLgQclUUU/yYsdwXXLyV1Ygr0LuyBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3f547fd13ae863b617487e9826f7766b1b8b972c0739ed51053b001b955a72b8","last_reissued_at":"2026-05-18T00:06:35.815510Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:06:35.815510Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1809.00188","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":"2026-05-18T00:06:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fjMm/TanZjhQvFcOlUJbianDlN6/NYSV6ipJP76zw7HyHpsigKcVC2xJEpTBrpcDImr9PHphdIwB6dcs7+4SAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T12:50:26.243514Z"},"content_sha256":"13409a4f210224eb8b8c05c9b4ca118178eafb3aae9919c6567225bf0d29b3cf","schema_version":"1.0","event_id":"sha256:13409a4f210224eb8b8c05c9b4ca118178eafb3aae9919c6567225bf0d29b3cf"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:H5KH7UJ25BR3MF2IP2MCN53WNM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"MS-UEdin Submission to the WMT2018 APE Shared Task: Dual-Source Transformer for Automatic Post-Editing","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CL","authors_text":"Marcin Junczys-Dowmunt, Roman Grundkiewicz","submitted_at":"2018-09-01T14:10:50Z","abstract_excerpt":"This paper describes the Microsoft and University of Edinburgh submission to the Automatic Post-editing shared task at WMT2018. Based on training data and systems from the WMT2017 shared task, we re-implement our own models from the last shared task and introduce improvements based on extensive parameter sharing. Next we experiment with our implementation of dual-source transformer models and data selection for the IT domain. Our submissions decisively wins the SMT post-editing sub-task establishing the new state-of-the-art and is a very close second (or equal, 16.46 vs 16.50 TER) in the NMT s"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.00188","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":"2026-05-18T00:06:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yBdq1hpprlKYENsPk6+lVgqCnKazq64iddP8fyESxHGngPecgwUlaQzFJe0w1KdzHwQPjxTkXN/EDckr/aa3AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T12:50:26.243865Z"},"content_sha256":"56a7f6fe4fd8909fd25af35074eb4d50836cff193aaf86f7bcdec39dcec9affd","schema_version":"1.0","event_id":"sha256:56a7f6fe4fd8909fd25af35074eb4d50836cff193aaf86f7bcdec39dcec9affd"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/H5KH7UJ25BR3MF2IP2MCN53WNM/bundle.json","state_url":"https://pith.science/pith/H5KH7UJ25BR3MF2IP2MCN53WNM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/H5KH7UJ25BR3MF2IP2MCN53WNM/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":"2026-06-03T12:50:26Z","links":{"resolver":"https://pith.science/pith/H5KH7UJ25BR3MF2IP2MCN53WNM","bundle":"https://pith.science/pith/H5KH7UJ25BR3MF2IP2MCN53WNM/bundle.json","state":"https://pith.science/pith/H5KH7UJ25BR3MF2IP2MCN53WNM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/H5KH7UJ25BR3MF2IP2MCN53WNM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:H5KH7UJ25BR3MF2IP2MCN53WNM","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":"91fd3d190dc2be5a938963bde515b382b1b42b3861ad30d3d72129dbf5469d68","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2018-09-01T14:10:50Z","title_canon_sha256":"f717003f17125a030f7d48e9a9c986e481ad73d4522c76b2f43f51f4e6a43c25"},"schema_version":"1.0","source":{"id":"1809.00188","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.00188","created_at":"2026-05-18T00:06:35Z"},{"alias_kind":"arxiv_version","alias_value":"1809.00188v1","created_at":"2026-05-18T00:06:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.00188","created_at":"2026-05-18T00:06:35Z"},{"alias_kind":"pith_short_12","alias_value":"H5KH7UJ25BR3","created_at":"2026-05-18T12:32:28Z"},{"alias_kind":"pith_short_16","alias_value":"H5KH7UJ25BR3MF2I","created_at":"2026-05-18T12:32:28Z"},{"alias_kind":"pith_short_8","alias_value":"H5KH7UJ2","created_at":"2026-05-18T12:32:28Z"}],"graph_snapshots":[{"event_id":"sha256:56a7f6fe4fd8909fd25af35074eb4d50836cff193aaf86f7bcdec39dcec9affd","target":"graph","created_at":"2026-05-18T00:06:35Z","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 describes the Microsoft and University of Edinburgh submission to the Automatic Post-editing shared task at WMT2018. Based on training data and systems from the WMT2017 shared task, we re-implement our own models from the last shared task and introduce improvements based on extensive parameter sharing. Next we experiment with our implementation of dual-source transformer models and data selection for the IT domain. Our submissions decisively wins the SMT post-editing sub-task establishing the new state-of-the-art and is a very close second (or equal, 16.46 vs 16.50 TER) in the NMT s","authors_text":"Marcin Junczys-Dowmunt, Roman Grundkiewicz","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2018-09-01T14:10:50Z","title":"MS-UEdin Submission to the WMT2018 APE Shared Task: Dual-Source Transformer for Automatic Post-Editing"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.00188","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":"sha256:13409a4f210224eb8b8c05c9b4ca118178eafb3aae9919c6567225bf0d29b3cf","target":"record","created_at":"2026-05-18T00:06:35Z","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":"91fd3d190dc2be5a938963bde515b382b1b42b3861ad30d3d72129dbf5469d68","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2018-09-01T14:10:50Z","title_canon_sha256":"f717003f17125a030f7d48e9a9c986e481ad73d4522c76b2f43f51f4e6a43c25"},"schema_version":"1.0","source":{"id":"1809.00188","kind":"arxiv","version":1}},"canonical_sha256":"3f547fd13ae863b617487e9826f7766b1b8b972c0739ed51053b001b955a72b8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3f547fd13ae863b617487e9826f7766b1b8b972c0739ed51053b001b955a72b8","first_computed_at":"2026-05-18T00:06:35.815510Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:06:35.815510Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Ro5CYYBBhQ3+SWtxl3niXVOFCjASRkhyiUW2JZTY9AmwNbukj6dholC0dLgQclUUU/yYsdwXXLyV1Ygr0LuyBA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:06:35.815873Z","signed_message":"canonical_sha256_bytes"},"source_id":"1809.00188","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:13409a4f210224eb8b8c05c9b4ca118178eafb3aae9919c6567225bf0d29b3cf","sha256:56a7f6fe4fd8909fd25af35074eb4d50836cff193aaf86f7bcdec39dcec9affd"],"state_sha256":"6556cefeba295ad69643e36bb4c415da61a6b744879ae47b9433d91905d26421"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xypRUBa53oH5cziGuh8dn57TF24BaanqdqQtkNWoXtoSoFdZWuk5LolLvTiW7lSWzTll+gRkseFf+iuUB29TAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T12:50:26.245821Z","bundle_sha256":"c953fa2fd5fd89034a2e7cac802ee9520770d2d526fe0d9f41b9a5e8715b78b2"}}