{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:YGJ2O4UJYOJC7IOFK6IKEODAT3","short_pith_number":"pith:YGJ2O4UJ","canonical_record":{"source":{"id":"2504.12317","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2025-04-10T14:11:24Z","cross_cats_sorted":[],"title_canon_sha256":"aff54ba99b7a4a7cdeef5e10f38c7fc7df9b50b5c79b6c4481e98b529f44f5b4","abstract_canon_sha256":"b4338de4125d62273de206c8354ce0d5ce363967f1e29e0606053b571091fd1a"},"schema_version":"1.0"},"canonical_sha256":"c193a77289c3922fa1c55790a238609ecd1b2e26df787f57674e9e8262a262c4","source":{"kind":"arxiv","id":"2504.12317","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.12317","created_at":"2026-07-03T01:16:48Z"},{"alias_kind":"arxiv_version","alias_value":"2504.12317v2","created_at":"2026-07-03T01:16:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.12317","created_at":"2026-07-03T01:16:48Z"},{"alias_kind":"pith_short_12","alias_value":"YGJ2O4UJYOJC","created_at":"2026-07-03T01:16:48Z"},{"alias_kind":"pith_short_16","alias_value":"YGJ2O4UJYOJC7IOF","created_at":"2026-07-03T01:16:48Z"},{"alias_kind":"pith_short_8","alias_value":"YGJ2O4UJ","created_at":"2026-07-03T01:16:48Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:YGJ2O4UJYOJC7IOFK6IKEODAT3","target":"record","payload":{"canonical_record":{"source":{"id":"2504.12317","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2025-04-10T14:11:24Z","cross_cats_sorted":[],"title_canon_sha256":"aff54ba99b7a4a7cdeef5e10f38c7fc7df9b50b5c79b6c4481e98b529f44f5b4","abstract_canon_sha256":"b4338de4125d62273de206c8354ce0d5ce363967f1e29e0606053b571091fd1a"},"schema_version":"1.0"},"canonical_sha256":"c193a77289c3922fa1c55790a238609ecd1b2e26df787f57674e9e8262a262c4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-03T01:16:48.516351Z","signature_b64":"aW/RetfklsonGMOna+IGPb6bUsnIbTR+AwvASV1shGvr8qc67K679vvumFYFRqpwy2PGb5HnRppPP5o5atFcAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c193a77289c3922fa1c55790a238609ecd1b2e26df787f57674e9e8262a262c4","last_reissued_at":"2026-07-03T01:16:48.515780Z","signature_status":"signed_v1","first_computed_at":"2026-07-03T01:16:48.515780Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2504.12317","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-03T01:16:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4FXNWI1RZXbDxvaJ5YM46jELscLCh2TwoTZFix7C9VF18xtfSLxbraQZG8MD26VbWeBDa7Ta1pkUycdv+hOrAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T20:19:20.431420Z"},"content_sha256":"deb53e78085389e740f77c60d5f05a47bba3f54ba3908a963276d72abd4c460d","schema_version":"1.0","event_id":"sha256:deb53e78085389e740f77c60d5f05a47bba3f54ba3908a963276d72abd4c460d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:YGJ2O4UJYOJC7IOFK6IKEODAT3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Large language models reshape the language of science","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CL","authors_text":"Dan Tian, Dingkang Lin, Jiang Li, Naixuan Zhao","submitted_at":"2025-04-10T14:11:24Z","abstract_excerpt":"Scientific language is a central infrastructure of knowledge production, but it remains unclear whether large language models (LLMs) are altering not only how scientists write, but also how scientific knowledge is communicated and accessed. Here we analyze 21.36 million scientific abstracts published between 2020 and 2024, together with historical records from major journals, to trace recent changes in the language of science. We identify a marked turning point in 2024, when scientific writing shows a sharp increase in lexical complexity alongside a decline in syntactic complexity. This shift "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.12317","kind":"arxiv","version":2},"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/2504.12317/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":"2026-07-03T01:16:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QpTP4TXF8QmHkMO6cAegWQnGgpNjMfi832V9akHmC5L3Payxc1eiIhsWe6jXAySVZe2DDpriMW2C1T1cHjrQDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T20:19:20.431801Z"},"content_sha256":"97255947c4d7007f66b298607cb086db00ee586ae2317730455726b6630fb0d8","schema_version":"1.0","event_id":"sha256:97255947c4d7007f66b298607cb086db00ee586ae2317730455726b6630fb0d8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YGJ2O4UJYOJC7IOFK6IKEODAT3/bundle.json","state_url":"https://pith.science/pith/YGJ2O4UJYOJC7IOFK6IKEODAT3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YGJ2O4UJYOJC7IOFK6IKEODAT3/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":"2026-08-03T20:19:20Z","links":{"resolver":"https://pith.science/pith/YGJ2O4UJYOJC7IOFK6IKEODAT3","bundle":"https://pith.science/pith/YGJ2O4UJYOJC7IOFK6IKEODAT3/bundle.json","state":"https://pith.science/pith/YGJ2O4UJYOJC7IOFK6IKEODAT3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YGJ2O4UJYOJC7IOFK6IKEODAT3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:YGJ2O4UJYOJC7IOFK6IKEODAT3","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":"b4338de4125d62273de206c8354ce0d5ce363967f1e29e0606053b571091fd1a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2025-04-10T14:11:24Z","title_canon_sha256":"aff54ba99b7a4a7cdeef5e10f38c7fc7df9b50b5c79b6c4481e98b529f44f5b4"},"schema_version":"1.0","source":{"id":"2504.12317","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.12317","created_at":"2026-07-03T01:16:48Z"},{"alias_kind":"arxiv_version","alias_value":"2504.12317v2","created_at":"2026-07-03T01:16:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.12317","created_at":"2026-07-03T01:16:48Z"},{"alias_kind":"pith_short_12","alias_value":"YGJ2O4UJYOJC","created_at":"2026-07-03T01:16:48Z"},{"alias_kind":"pith_short_16","alias_value":"YGJ2O4UJYOJC7IOF","created_at":"2026-07-03T01:16:48Z"},{"alias_kind":"pith_short_8","alias_value":"YGJ2O4UJ","created_at":"2026-07-03T01:16:48Z"}],"graph_snapshots":[{"event_id":"sha256:97255947c4d7007f66b298607cb086db00ee586ae2317730455726b6630fb0d8","target":"graph","created_at":"2026-07-03T01:16:48Z","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/2504.12317/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Scientific language is a central infrastructure of knowledge production, but it remains unclear whether large language models (LLMs) are altering not only how scientists write, but also how scientific knowledge is communicated and accessed. Here we analyze 21.36 million scientific abstracts published between 2020 and 2024, together with historical records from major journals, to trace recent changes in the language of science. We identify a marked turning point in 2024, when scientific writing shows a sharp increase in lexical complexity alongside a decline in syntactic complexity. This shift ","authors_text":"Dan Tian, Dingkang Lin, Jiang Li, Naixuan Zhao","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2025-04-10T14:11:24Z","title":"Large language models reshape the language of science"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.12317","kind":"arxiv","version":2},"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:deb53e78085389e740f77c60d5f05a47bba3f54ba3908a963276d72abd4c460d","target":"record","created_at":"2026-07-03T01:16:48Z","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":"b4338de4125d62273de206c8354ce0d5ce363967f1e29e0606053b571091fd1a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2025-04-10T14:11:24Z","title_canon_sha256":"aff54ba99b7a4a7cdeef5e10f38c7fc7df9b50b5c79b6c4481e98b529f44f5b4"},"schema_version":"1.0","source":{"id":"2504.12317","kind":"arxiv","version":2}},"canonical_sha256":"c193a77289c3922fa1c55790a238609ecd1b2e26df787f57674e9e8262a262c4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c193a77289c3922fa1c55790a238609ecd1b2e26df787f57674e9e8262a262c4","first_computed_at":"2026-07-03T01:16:48.515780Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-03T01:16:48.515780Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"aW/RetfklsonGMOna+IGPb6bUsnIbTR+AwvASV1shGvr8qc67K679vvumFYFRqpwy2PGb5HnRppPP5o5atFcAg==","signature_status":"signed_v1","signed_at":"2026-07-03T01:16:48.516351Z","signed_message":"canonical_sha256_bytes"},"source_id":"2504.12317","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:deb53e78085389e740f77c60d5f05a47bba3f54ba3908a963276d72abd4c460d","sha256:97255947c4d7007f66b298607cb086db00ee586ae2317730455726b6630fb0d8"],"state_sha256":"d4afb70f8d0008cd9d588bb1d178ccb20094fda608c28be36414dae38b865115"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1JvE+hVH2osTOebUbaKH6VFnPeAZW6dknxfS4fD7L+47SV6ykP/VbGCCoYahk8iyFfjvRF04f5HHfwuwT4oRDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T20:19:20.434283Z","bundle_sha256":"983d28db54bee30b479a92e619aef72b1ea1edf98ac17f88e9e2f2a2bc440e6f"}}