{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:Q6JP2FCAOUGVKIMCMDIFYJOX3G","short_pith_number":"pith:Q6JP2FCA","canonical_record":{"source":{"id":"1310.6705","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2013-10-24T18:49:38Z","cross_cats_sorted":[],"title_canon_sha256":"3d6532882739d4d1e8a7e619a4d03f52db18f9f4a6ef732b54b75507782297fc","abstract_canon_sha256":"dbc32c056b80996574d5f40c403d03f2203f335ba30a370bfd9f60a277f52baa"},"schema_version":"1.0"},"canonical_sha256":"8792fd1440750d55218260d05c25d7d9b5c222da08e991dfac25f77fed698e31","source":{"kind":"arxiv","id":"1310.6705","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.6705","created_at":"2026-05-18T03:08:48Z"},{"alias_kind":"arxiv_version","alias_value":"1310.6705v2","created_at":"2026-05-18T03:08:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.6705","created_at":"2026-05-18T03:08:48Z"},{"alias_kind":"pith_short_12","alias_value":"Q6JP2FCAOUGV","created_at":"2026-05-18T12:27:57Z"},{"alias_kind":"pith_short_16","alias_value":"Q6JP2FCAOUGVKIMC","created_at":"2026-05-18T12:27:57Z"},{"alias_kind":"pith_short_8","alias_value":"Q6JP2FCA","created_at":"2026-05-18T12:27:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:Q6JP2FCAOUGVKIMCMDIFYJOX3G","target":"record","payload":{"canonical_record":{"source":{"id":"1310.6705","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2013-10-24T18:49:38Z","cross_cats_sorted":[],"title_canon_sha256":"3d6532882739d4d1e8a7e619a4d03f52db18f9f4a6ef732b54b75507782297fc","abstract_canon_sha256":"dbc32c056b80996574d5f40c403d03f2203f335ba30a370bfd9f60a277f52baa"},"schema_version":"1.0"},"canonical_sha256":"8792fd1440750d55218260d05c25d7d9b5c222da08e991dfac25f77fed698e31","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:08:48.141079Z","signature_b64":"0ZqeaRTmFliQ0IwXDzf66Wli870jt8HViOoAGRnlJqlO+dITI9XOUFF66E4KkYXbkCHPoGkb4PwzIY4rTpJCBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8792fd1440750d55218260d05c25d7d9b5c222da08e991dfac25f77fed698e31","last_reissued_at":"2026-05-18T03:08:48.140545Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:08:48.140545Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1310.6705","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":"2026-05-18T03:08:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"A1mDjVCAWn0rSx23Md7RPgKZ6j6OcGxmqw9Rd6mIl9mOEiTGO7dDfKO7cikdsClryc710emmXGmWHKN4nGEqBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T03:02:33.431138Z"},"content_sha256":"69fcd4f01691c36c1b749cf96b4ce4070c71fceed00c786e344a0d1d54833e82","schema_version":"1.0","event_id":"sha256:69fcd4f01691c36c1b749cf96b4ce4070c71fceed00c786e344a0d1d54833e82"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:Q6JP2FCAOUGVKIMCMDIFYJOX3G","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Universal unramified cohomology of cubic fourfolds containing a plane","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"math.AG","authors_text":"Asher Auel, Jean-Louis Colliot-Th\\'el\\`ene, R. Parimala","submitted_at":"2013-10-24T18:49:38Z","abstract_excerpt":"We prove the universal triviality of the third unramified cohomology group of a very general complex cubic fourfold containing a plane. The proof uses results on the unramified cohomology of quadrics due to Kahn, Rost, and Sujatha."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.6705","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":""},"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":"2026-05-18T03:08:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wor5JdghsNZxWk0fFdvFsdSQSzQM5NozYCtBTkQMtWZtzIOSI/15GGWZp+ckfwQhtyOYZfAsGq92uvGfpPrADA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T03:02:33.431501Z"},"content_sha256":"af40246e0dc4bfb4c84c6e01047be456e66edad017c7951b7d33bc44adf74d11","schema_version":"1.0","event_id":"sha256:af40246e0dc4bfb4c84c6e01047be456e66edad017c7951b7d33bc44adf74d11"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Q6JP2FCAOUGVKIMCMDIFYJOX3G/bundle.json","state_url":"https://pith.science/pith/Q6JP2FCAOUGVKIMCMDIFYJOX3G/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Q6JP2FCAOUGVKIMCMDIFYJOX3G/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":"2026-05-31T03:02:33Z","links":{"resolver":"https://pith.science/pith/Q6JP2FCAOUGVKIMCMDIFYJOX3G","bundle":"https://pith.science/pith/Q6JP2FCAOUGVKIMCMDIFYJOX3G/bundle.json","state":"https://pith.science/pith/Q6JP2FCAOUGVKIMCMDIFYJOX3G/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Q6JP2FCAOUGVKIMCMDIFYJOX3G/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:Q6JP2FCAOUGVKIMCMDIFYJOX3G","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":"dbc32c056b80996574d5f40c403d03f2203f335ba30a370bfd9f60a277f52baa","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2013-10-24T18:49:38Z","title_canon_sha256":"3d6532882739d4d1e8a7e619a4d03f52db18f9f4a6ef732b54b75507782297fc"},"schema_version":"1.0","source":{"id":"1310.6705","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.6705","created_at":"2026-05-18T03:08:48Z"},{"alias_kind":"arxiv_version","alias_value":"1310.6705v2","created_at":"2026-05-18T03:08:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.6705","created_at":"2026-05-18T03:08:48Z"},{"alias_kind":"pith_short_12","alias_value":"Q6JP2FCAOUGV","created_at":"2026-05-18T12:27:57Z"},{"alias_kind":"pith_short_16","alias_value":"Q6JP2FCAOUGVKIMC","created_at":"2026-05-18T12:27:57Z"},{"alias_kind":"pith_short_8","alias_value":"Q6JP2FCA","created_at":"2026-05-18T12:27:57Z"}],"graph_snapshots":[{"event_id":"sha256:af40246e0dc4bfb4c84c6e01047be456e66edad017c7951b7d33bc44adf74d11","target":"graph","created_at":"2026-05-18T03:08:48Z","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"},"paper":{"abstract_excerpt":"We prove the universal triviality of the third unramified cohomology group of a very general complex cubic fourfold containing a plane. The proof uses results on the unramified cohomology of quadrics due to Kahn, Rost, and Sujatha.","authors_text":"Asher Auel, Jean-Louis Colliot-Th\\'el\\`ene, R. Parimala","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2013-10-24T18:49:38Z","title":"Universal unramified cohomology of cubic fourfolds containing a plane"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.6705","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":"sha256:69fcd4f01691c36c1b749cf96b4ce4070c71fceed00c786e344a0d1d54833e82","target":"record","created_at":"2026-05-18T03:08:48Z","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":"dbc32c056b80996574d5f40c403d03f2203f335ba30a370bfd9f60a277f52baa","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2013-10-24T18:49:38Z","title_canon_sha256":"3d6532882739d4d1e8a7e619a4d03f52db18f9f4a6ef732b54b75507782297fc"},"schema_version":"1.0","source":{"id":"1310.6705","kind":"arxiv","version":2}},"canonical_sha256":"8792fd1440750d55218260d05c25d7d9b5c222da08e991dfac25f77fed698e31","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8792fd1440750d55218260d05c25d7d9b5c222da08e991dfac25f77fed698e31","first_computed_at":"2026-05-18T03:08:48.140545Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:08:48.140545Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0ZqeaRTmFliQ0IwXDzf66Wli870jt8HViOoAGRnlJqlO+dITI9XOUFF66E4KkYXbkCHPoGkb4PwzIY4rTpJCBw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:08:48.141079Z","signed_message":"canonical_sha256_bytes"},"source_id":"1310.6705","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:69fcd4f01691c36c1b749cf96b4ce4070c71fceed00c786e344a0d1d54833e82","sha256:af40246e0dc4bfb4c84c6e01047be456e66edad017c7951b7d33bc44adf74d11"],"state_sha256":"d89f12adb4067eedfbcb10b6349440cd81fb153fb5f28f41cbe6ccb2559eeb77"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fN75VuapR09lPfuhaAdTo0tkaoPtIe0qqHMGGfmozGp3EF/p9ZL1Mnp6Q08EMcO0KimzWotgaiZzDagnRzRuCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T03:02:33.434921Z","bundle_sha256":"1b077f89f29680f9c0b50ed63295cfd907868d7e80ce1b759717982d98a2b0f2"}}