{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:DPIMIIIYRGS6QTLDKDHBKOQW4X","short_pith_number":"pith:DPIMIIIY","canonical_record":{"source":{"id":"2605.23416","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2026-05-22T09:25:02Z","cross_cats_sorted":["cs.SD"],"title_canon_sha256":"888444707bbded2dc0b076214872ba6cad95f8596262e58ccec465876f7b6ae2","abstract_canon_sha256":"7124b5db1a220a2fe54e262d6eee550b5b9a012751b9fe4a8633c9623abe5fde"},"schema_version":"1.0"},"canonical_sha256":"1bd0c4211889a5e84d6350ce153a16e5ec4c33a882530d020445d461e91431d2","source":{"kind":"arxiv","id":"2605.23416","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.23416","created_at":"2026-05-25T02:01:53Z"},{"alias_kind":"arxiv_version","alias_value":"2605.23416v1","created_at":"2026-05-25T02:01:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.23416","created_at":"2026-05-25T02:01:53Z"},{"alias_kind":"pith_short_12","alias_value":"DPIMIIIYRGS6","created_at":"2026-05-25T02:01:53Z"},{"alias_kind":"pith_short_16","alias_value":"DPIMIIIYRGS6QTLD","created_at":"2026-05-25T02:01:53Z"},{"alias_kind":"pith_short_8","alias_value":"DPIMIIIY","created_at":"2026-05-25T02:01:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:DPIMIIIYRGS6QTLDKDHBKOQW4X","target":"record","payload":{"canonical_record":{"source":{"id":"2605.23416","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2026-05-22T09:25:02Z","cross_cats_sorted":["cs.SD"],"title_canon_sha256":"888444707bbded2dc0b076214872ba6cad95f8596262e58ccec465876f7b6ae2","abstract_canon_sha256":"7124b5db1a220a2fe54e262d6eee550b5b9a012751b9fe4a8633c9623abe5fde"},"schema_version":"1.0"},"canonical_sha256":"1bd0c4211889a5e84d6350ce153a16e5ec4c33a882530d020445d461e91431d2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-25T02:01:53.350482Z","signature_b64":"/7Yh1VGVovFoBR7RFRlIEuJvpzQpVFjtjNx/pdQ53OxaL+kC02n+OTvkA/zOO6EU6/F58yisSFJhy+zRnQJoCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1bd0c4211889a5e84d6350ce153a16e5ec4c33a882530d020445d461e91431d2","last_reissued_at":"2026-05-25T02:01:53.349850Z","signature_status":"signed_v1","first_computed_at":"2026-05-25T02:01:53.349850Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2605.23416","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":"2026-05-25T02:01:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZC3SuKEhVVd+GKp7RQYyiAnaHk+ltiht9ZUSAj9r6FP3/JYfGhd3pTlp1b9aKBXyTrWnhi+AMHUXvTNqJqY+BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T11:58:47.179594Z"},"content_sha256":"f9a022667435b44a94d6dc18a61933e2a9e8ed0a22dcc5b7d61176247cfed250","schema_version":"1.0","event_id":"sha256:f9a022667435b44a94d6dc18a61933e2a9e8ed0a22dcc5b7d61176247cfed250"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:DPIMIIIYRGS6QTLDKDHBKOQW4X","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Articulatory strategy as a source of variation in acoustic vowel dynamics","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.SD"],"primary_cat":"cs.CL","authors_text":"Justin J. H. Lo, Patrycja Strycharczuk, Sam Kirkham","submitted_at":"2026-05-22T09:25:02Z","abstract_excerpt":"Acoustic vowel dynamics have some speaker-identifying characteristics, which have been ascribed to individual properties of articulatory strategies: formant transitions have a particular shape because speakers move their articulators, using specific and practised movements. However, there is little existing evidence that different articulatory strategies systematically affect formant dynamics. The present study corroborates the link between the two. Ultrasound tongue imaging data from 36 speakers of Northern-Anglo English are used to identify distinct articulatory strategies for the production"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.23416","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2605.23416/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":"2026-05-25T02:01:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fVMnlGuoTJIi2ZHPRL2oN08AOHrMODJ9IlsycXmrvO9DNxt3LvvWHg8lC2Yswi6lXF6DMwerZbAAqdF8qd0RAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T11:58:47.180329Z"},"content_sha256":"fb2a60890d40088ac9684c0dbd972286f8ba61c059d1664e1ce69882b7ba48a9","schema_version":"1.0","event_id":"sha256:fb2a60890d40088ac9684c0dbd972286f8ba61c059d1664e1ce69882b7ba48a9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DPIMIIIYRGS6QTLDKDHBKOQW4X/bundle.json","state_url":"https://pith.science/pith/DPIMIIIYRGS6QTLDKDHBKOQW4X/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DPIMIIIYRGS6QTLDKDHBKOQW4X/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":"2026-06-10T11:58:47Z","links":{"resolver":"https://pith.science/pith/DPIMIIIYRGS6QTLDKDHBKOQW4X","bundle":"https://pith.science/pith/DPIMIIIYRGS6QTLDKDHBKOQW4X/bundle.json","state":"https://pith.science/pith/DPIMIIIYRGS6QTLDKDHBKOQW4X/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DPIMIIIYRGS6QTLDKDHBKOQW4X/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:DPIMIIIYRGS6QTLDKDHBKOQW4X","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":"7124b5db1a220a2fe54e262d6eee550b5b9a012751b9fe4a8633c9623abe5fde","cross_cats_sorted":["cs.SD"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2026-05-22T09:25:02Z","title_canon_sha256":"888444707bbded2dc0b076214872ba6cad95f8596262e58ccec465876f7b6ae2"},"schema_version":"1.0","source":{"id":"2605.23416","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.23416","created_at":"2026-05-25T02:01:53Z"},{"alias_kind":"arxiv_version","alias_value":"2605.23416v1","created_at":"2026-05-25T02:01:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.23416","created_at":"2026-05-25T02:01:53Z"},{"alias_kind":"pith_short_12","alias_value":"DPIMIIIYRGS6","created_at":"2026-05-25T02:01:53Z"},{"alias_kind":"pith_short_16","alias_value":"DPIMIIIYRGS6QTLD","created_at":"2026-05-25T02:01:53Z"},{"alias_kind":"pith_short_8","alias_value":"DPIMIIIY","created_at":"2026-05-25T02:01:53Z"}],"graph_snapshots":[{"event_id":"sha256:fb2a60890d40088ac9684c0dbd972286f8ba61c059d1664e1ce69882b7ba48a9","target":"graph","created_at":"2026-05-25T02:01:53Z","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/2605.23416/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Acoustic vowel dynamics have some speaker-identifying characteristics, which have been ascribed to individual properties of articulatory strategies: formant transitions have a particular shape because speakers move their articulators, using specific and practised movements. However, there is little existing evidence that different articulatory strategies systematically affect formant dynamics. The present study corroborates the link between the two. Ultrasound tongue imaging data from 36 speakers of Northern-Anglo English are used to identify distinct articulatory strategies for the production","authors_text":"Justin J. H. Lo, Patrycja Strycharczuk, Sam Kirkham","cross_cats":["cs.SD"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2026-05-22T09:25:02Z","title":"Articulatory strategy as a source of variation in acoustic vowel dynamics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.23416","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:f9a022667435b44a94d6dc18a61933e2a9e8ed0a22dcc5b7d61176247cfed250","target":"record","created_at":"2026-05-25T02:01:53Z","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":"7124b5db1a220a2fe54e262d6eee550b5b9a012751b9fe4a8633c9623abe5fde","cross_cats_sorted":["cs.SD"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2026-05-22T09:25:02Z","title_canon_sha256":"888444707bbded2dc0b076214872ba6cad95f8596262e58ccec465876f7b6ae2"},"schema_version":"1.0","source":{"id":"2605.23416","kind":"arxiv","version":1}},"canonical_sha256":"1bd0c4211889a5e84d6350ce153a16e5ec4c33a882530d020445d461e91431d2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1bd0c4211889a5e84d6350ce153a16e5ec4c33a882530d020445d461e91431d2","first_computed_at":"2026-05-25T02:01:53.349850Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-25T02:01:53.349850Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/7Yh1VGVovFoBR7RFRlIEuJvpzQpVFjtjNx/pdQ53OxaL+kC02n+OTvkA/zOO6EU6/F58yisSFJhy+zRnQJoCA==","signature_status":"signed_v1","signed_at":"2026-05-25T02:01:53.350482Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.23416","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f9a022667435b44a94d6dc18a61933e2a9e8ed0a22dcc5b7d61176247cfed250","sha256:fb2a60890d40088ac9684c0dbd972286f8ba61c059d1664e1ce69882b7ba48a9"],"state_sha256":"b996415e27ea3f7ae9f3e16946f037444706cab787ab22bc89808776b445ba95"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yYD9Ksvcm9OF8I7CosdjYtVyq+7313h8BpjZK78C6daiV0yCotiqbXQMkNORCtSJk6fAkG4BqVlnRu6Ez7vgBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-10T11:58:47.184815Z","bundle_sha256":"3d309e32d81480a35ee98159b6fa2587d1b83b92a37655e94cf76a010a909ffe"}}