{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:PX76ZDIF5DIB4QXALAWSGDIVIU","short_pith_number":"pith:PX76ZDIF","canonical_record":{"source":{"id":"2508.02848","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2025-08-04T19:20:18Z","cross_cats_sorted":[],"title_canon_sha256":"b6b3992b20c18933602afdff6f21fe1beaf8cca24716ffe278a2a06eb6ae49f0","abstract_canon_sha256":"145822c8d51bd821efeac800e485e8eaf12b697d11396a999c34d3a9818212db"},"schema_version":"1.0"},"canonical_sha256":"7dffec8d05e8d01e42e0582d230d15450a1815a51c69d17b542329219c53da27","source":{"kind":"arxiv","id":"2508.02848","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.02848","created_at":"2026-07-05T11:48:31Z"},{"alias_kind":"arxiv_version","alias_value":"2508.02848v1","created_at":"2026-07-05T11:48:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.02848","created_at":"2026-07-05T11:48:31Z"},{"alias_kind":"pith_short_12","alias_value":"PX76ZDIF5DIB","created_at":"2026-07-05T11:48:31Z"},{"alias_kind":"pith_short_16","alias_value":"PX76ZDIF5DIB4QXA","created_at":"2026-07-05T11:48:31Z"},{"alias_kind":"pith_short_8","alias_value":"PX76ZDIF","created_at":"2026-07-05T11:48:31Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:PX76ZDIF5DIB4QXALAWSGDIVIU","target":"record","payload":{"canonical_record":{"source":{"id":"2508.02848","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2025-08-04T19:20:18Z","cross_cats_sorted":[],"title_canon_sha256":"b6b3992b20c18933602afdff6f21fe1beaf8cca24716ffe278a2a06eb6ae49f0","abstract_canon_sha256":"145822c8d51bd821efeac800e485e8eaf12b697d11396a999c34d3a9818212db"},"schema_version":"1.0"},"canonical_sha256":"7dffec8d05e8d01e42e0582d230d15450a1815a51c69d17b542329219c53da27","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:48:31.930938Z","signature_b64":"5sDmTfBCFXSgm8QtkjdKbXqkXfW8FQnW/eKWOQcY6EYDQYKXb8O072qeSu8BfioWMdkF6vfAhhNkv4sqBdgSDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7dffec8d05e8d01e42e0582d230d15450a1815a51c69d17b542329219c53da27","last_reissued_at":"2026-07-05T11:48:31.930405Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:48:31.930405Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2508.02848","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":"2026-07-05T11:48:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"I8cjkhfrbTDvHHP3Ju51VcCkpp60YrDxZx5yVZIxSoKGSV1odPTgHpLCf/sIN+I0pOYnaM5o4fBRurBbs6JPBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T18:17:32.969889Z"},"content_sha256":"6f33291aef2c42d15bcaebdf96c42500f9d121108709cc413904c32f67c0a6a9","schema_version":"1.0","event_id":"sha256:6f33291aef2c42d15bcaebdf96c42500f9d121108709cc413904c32f67c0a6a9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:PX76ZDIF5DIB4QXALAWSGDIVIU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"General base change for relative Du Bois complexes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"math.AG","authors_text":"Caleb Ji, S\\'andor Kov\\'acs","submitted_at":"2025-08-04T19:20:18Z","abstract_excerpt":"A partial answer is given to a question raised by Kov\\'acs and Taji in arxiv:2307.07192, namely that the relative Du Bois complex of a family parametrized by a non-singular curve commutes with base change to a general point on the base. It is also shown that this property usually fails for special points."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.02848","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/2508.02848/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":"2026-07-05T11:48:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5bHP/5SY8X6vb8DwQRqODzPlChWC8Wd58NHV6BFmiE5Sy4VSMc+j2T8NoIhIMWC4xfPDdbvk35iJMUuRe6iuAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T18:17:32.970400Z"},"content_sha256":"b58880b5eb2dde4072fed71e9adf0480b9c4a3a6506d1190569046a5d29f6fc3","schema_version":"1.0","event_id":"sha256:b58880b5eb2dde4072fed71e9adf0480b9c4a3a6506d1190569046a5d29f6fc3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PX76ZDIF5DIB4QXALAWSGDIVIU/bundle.json","state_url":"https://pith.science/pith/PX76ZDIF5DIB4QXALAWSGDIVIU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PX76ZDIF5DIB4QXALAWSGDIVIU/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":"2026-08-18T18:17:32Z","links":{"resolver":"https://pith.science/pith/PX76ZDIF5DIB4QXALAWSGDIVIU","bundle":"https://pith.science/pith/PX76ZDIF5DIB4QXALAWSGDIVIU/bundle.json","state":"https://pith.science/pith/PX76ZDIF5DIB4QXALAWSGDIVIU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PX76ZDIF5DIB4QXALAWSGDIVIU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:PX76ZDIF5DIB4QXALAWSGDIVIU","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":"145822c8d51bd821efeac800e485e8eaf12b697d11396a999c34d3a9818212db","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2025-08-04T19:20:18Z","title_canon_sha256":"b6b3992b20c18933602afdff6f21fe1beaf8cca24716ffe278a2a06eb6ae49f0"},"schema_version":"1.0","source":{"id":"2508.02848","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.02848","created_at":"2026-07-05T11:48:31Z"},{"alias_kind":"arxiv_version","alias_value":"2508.02848v1","created_at":"2026-07-05T11:48:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.02848","created_at":"2026-07-05T11:48:31Z"},{"alias_kind":"pith_short_12","alias_value":"PX76ZDIF5DIB","created_at":"2026-07-05T11:48:31Z"},{"alias_kind":"pith_short_16","alias_value":"PX76ZDIF5DIB4QXA","created_at":"2026-07-05T11:48:31Z"},{"alias_kind":"pith_short_8","alias_value":"PX76ZDIF","created_at":"2026-07-05T11:48:31Z"}],"graph_snapshots":[{"event_id":"sha256:b58880b5eb2dde4072fed71e9adf0480b9c4a3a6506d1190569046a5d29f6fc3","target":"graph","created_at":"2026-07-05T11:48:31Z","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/2508.02848/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A partial answer is given to a question raised by Kov\\'acs and Taji in arxiv:2307.07192, namely that the relative Du Bois complex of a family parametrized by a non-singular curve commutes with base change to a general point on the base. It is also shown that this property usually fails for special points.","authors_text":"Caleb Ji, S\\'andor Kov\\'acs","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2025-08-04T19:20:18Z","title":"General base change for relative Du Bois complexes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.02848","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":"sha256:6f33291aef2c42d15bcaebdf96c42500f9d121108709cc413904c32f67c0a6a9","target":"record","created_at":"2026-07-05T11:48:31Z","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":"145822c8d51bd821efeac800e485e8eaf12b697d11396a999c34d3a9818212db","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2025-08-04T19:20:18Z","title_canon_sha256":"b6b3992b20c18933602afdff6f21fe1beaf8cca24716ffe278a2a06eb6ae49f0"},"schema_version":"1.0","source":{"id":"2508.02848","kind":"arxiv","version":1}},"canonical_sha256":"7dffec8d05e8d01e42e0582d230d15450a1815a51c69d17b542329219c53da27","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7dffec8d05e8d01e42e0582d230d15450a1815a51c69d17b542329219c53da27","first_computed_at":"2026-07-05T11:48:31.930405Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:48:31.930405Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5sDmTfBCFXSgm8QtkjdKbXqkXfW8FQnW/eKWOQcY6EYDQYKXb8O072qeSu8BfioWMdkF6vfAhhNkv4sqBdgSDw==","signature_status":"signed_v1","signed_at":"2026-07-05T11:48:31.930938Z","signed_message":"canonical_sha256_bytes"},"source_id":"2508.02848","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6f33291aef2c42d15bcaebdf96c42500f9d121108709cc413904c32f67c0a6a9","sha256:b58880b5eb2dde4072fed71e9adf0480b9c4a3a6506d1190569046a5d29f6fc3"],"state_sha256":"107a1f06573de0a350955e1d643bc6100f0070ebc6ab2e2a3dd52c73dca5dc72"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XKWfS3BVKbdA0xx87To7XAhNPJHbuW3MTvNMJw1HpN6RMhE+wD8cwUBtn13DpTkkyjTleG+O97DKftScjtNtDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-18T18:17:32.975618Z","bundle_sha256":"332fd7093bc1137522a88176d9f9f913cae5664aa0473145055bbfe3394770fd"}}