{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:44GYZK3V7OOFMGOMUIYZVX2RV7","short_pith_number":"pith:44GYZK3V","canonical_record":{"source":{"id":"1204.4663","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2012-04-20T16:08:15Z","cross_cats_sorted":["math.KT"],"title_canon_sha256":"11ae313841d5ae306e86dbc3b4e2274b1fb1a6081a818aa2c7526d422d5e988a","abstract_canon_sha256":"88b85a9a49daedc9b64bda7fd6587b2abba63ee8f3957edcc67b49076e956391"},"schema_version":"1.0"},"canonical_sha256":"e70d8cab75fb9c5619cca2319adf51affd3a85af003cb862e79b584fe5735eab","source":{"kind":"arxiv","id":"1204.4663","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1204.4663","created_at":"2026-05-18T01:35:57Z"},{"alias_kind":"arxiv_version","alias_value":"1204.4663v2","created_at":"2026-05-18T01:35:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1204.4663","created_at":"2026-05-18T01:35:57Z"},{"alias_kind":"pith_short_12","alias_value":"44GYZK3V7OOF","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_16","alias_value":"44GYZK3V7OOFMGOM","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_8","alias_value":"44GYZK3V","created_at":"2026-05-18T12:26:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:44GYZK3V7OOFMGOMUIYZVX2RV7","target":"record","payload":{"canonical_record":{"source":{"id":"1204.4663","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2012-04-20T16:08:15Z","cross_cats_sorted":["math.KT"],"title_canon_sha256":"11ae313841d5ae306e86dbc3b4e2274b1fb1a6081a818aa2c7526d422d5e988a","abstract_canon_sha256":"88b85a9a49daedc9b64bda7fd6587b2abba63ee8f3957edcc67b49076e956391"},"schema_version":"1.0"},"canonical_sha256":"e70d8cab75fb9c5619cca2319adf51affd3a85af003cb862e79b584fe5735eab","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:35:57.711759Z","signature_b64":"oKtKxDs7kj2MdC72Jfp2a2JO3is3NO98S4mQHo09Ah3sEDXUTXCbCvtFq9oCy734g55+mdWAa4sYatTnMkW/DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e70d8cab75fb9c5619cca2319adf51affd3a85af003cb862e79b584fe5735eab","last_reissued_at":"2026-05-18T01:35:57.711364Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:35:57.711364Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1204.4663","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":"2026-05-18T01:35:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Qs5RC6K+Pg+bmgbkCJYorh8cetzTZzIwR+/b/wZnvoeaRAVYd6cjeKJm6Wnp19S1UAlYiAc/sM4nl/xHthF9AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T20:02:00.634166Z"},"content_sha256":"9764557f7d1b21c96eb67d935344a280af9a94675d5708f26fc0f67722b17ad5","schema_version":"1.0","event_id":"sha256:9764557f7d1b21c96eb67d935344a280af9a94675d5708f26fc0f67722b17ad5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:44GYZK3V7OOFMGOMUIYZVX2RV7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Erratum: On the torsion of Chow groups of twisted Spin-flags","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.KT"],"primary_cat":"math.AG","authors_text":"Changlong Zhong, Kirill Zainoulline, Sanghoon Baek","submitted_at":"2012-04-20T16:08:15Z","abstract_excerpt":"In the erratum we correct a mistake (due to a wrong choice of basic polynomial invariants over Z[1/2]) in the original paper (v1). Using the correct basic polynomial invariants we improve our results and bounds on the annihilator. We also simplify some of the proofs."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1204.4663","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":"2026-05-18T01:35:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"agR4ERIewt3f5ZrfPZertWjXhKtlwUwJteKqeqBopEnrAL2FCXq6R4kX/+TYMHGiw5k/wuTyzbKgIFL+VpkLCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T20:02:00.634799Z"},"content_sha256":"03c1c3cc9bf04c1855b7f71c8323acc6a3e74a48a08cb8a4feb65660b7bba1cd","schema_version":"1.0","event_id":"sha256:03c1c3cc9bf04c1855b7f71c8323acc6a3e74a48a08cb8a4feb65660b7bba1cd"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/44GYZK3V7OOFMGOMUIYZVX2RV7/bundle.json","state_url":"https://pith.science/pith/44GYZK3V7OOFMGOMUIYZVX2RV7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/44GYZK3V7OOFMGOMUIYZVX2RV7/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":"2026-06-05T20:02:00Z","links":{"resolver":"https://pith.science/pith/44GYZK3V7OOFMGOMUIYZVX2RV7","bundle":"https://pith.science/pith/44GYZK3V7OOFMGOMUIYZVX2RV7/bundle.json","state":"https://pith.science/pith/44GYZK3V7OOFMGOMUIYZVX2RV7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/44GYZK3V7OOFMGOMUIYZVX2RV7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:44GYZK3V7OOFMGOMUIYZVX2RV7","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":"88b85a9a49daedc9b64bda7fd6587b2abba63ee8f3957edcc67b49076e956391","cross_cats_sorted":["math.KT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2012-04-20T16:08:15Z","title_canon_sha256":"11ae313841d5ae306e86dbc3b4e2274b1fb1a6081a818aa2c7526d422d5e988a"},"schema_version":"1.0","source":{"id":"1204.4663","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1204.4663","created_at":"2026-05-18T01:35:57Z"},{"alias_kind":"arxiv_version","alias_value":"1204.4663v2","created_at":"2026-05-18T01:35:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1204.4663","created_at":"2026-05-18T01:35:57Z"},{"alias_kind":"pith_short_12","alias_value":"44GYZK3V7OOF","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_16","alias_value":"44GYZK3V7OOFMGOM","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_8","alias_value":"44GYZK3V","created_at":"2026-05-18T12:26:53Z"}],"graph_snapshots":[{"event_id":"sha256:03c1c3cc9bf04c1855b7f71c8323acc6a3e74a48a08cb8a4feb65660b7bba1cd","target":"graph","created_at":"2026-05-18T01:35:57Z","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":"In the erratum we correct a mistake (due to a wrong choice of basic polynomial invariants over Z[1/2]) in the original paper (v1). Using the correct basic polynomial invariants we improve our results and bounds on the annihilator. We also simplify some of the proofs.","authors_text":"Changlong Zhong, Kirill Zainoulline, Sanghoon Baek","cross_cats":["math.KT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2012-04-20T16:08:15Z","title":"Erratum: On the torsion of Chow groups of twisted Spin-flags"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1204.4663","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":"sha256:9764557f7d1b21c96eb67d935344a280af9a94675d5708f26fc0f67722b17ad5","target":"record","created_at":"2026-05-18T01:35:57Z","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":"88b85a9a49daedc9b64bda7fd6587b2abba63ee8f3957edcc67b49076e956391","cross_cats_sorted":["math.KT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2012-04-20T16:08:15Z","title_canon_sha256":"11ae313841d5ae306e86dbc3b4e2274b1fb1a6081a818aa2c7526d422d5e988a"},"schema_version":"1.0","source":{"id":"1204.4663","kind":"arxiv","version":2}},"canonical_sha256":"e70d8cab75fb9c5619cca2319adf51affd3a85af003cb862e79b584fe5735eab","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e70d8cab75fb9c5619cca2319adf51affd3a85af003cb862e79b584fe5735eab","first_computed_at":"2026-05-18T01:35:57.711364Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:35:57.711364Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"oKtKxDs7kj2MdC72Jfp2a2JO3is3NO98S4mQHo09Ah3sEDXUTXCbCvtFq9oCy734g55+mdWAa4sYatTnMkW/DQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:35:57.711759Z","signed_message":"canonical_sha256_bytes"},"source_id":"1204.4663","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9764557f7d1b21c96eb67d935344a280af9a94675d5708f26fc0f67722b17ad5","sha256:03c1c3cc9bf04c1855b7f71c8323acc6a3e74a48a08cb8a4feb65660b7bba1cd"],"state_sha256":"323d97a88ebdd2d13341afb7f132002cac5a17fad189991f29e15af07feb820e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"J4dkJ5Z4Kf+0euz97HnJOn38TlsIADr99+IK9Hb5MMsGaMx87W/l7AmkfjBl/G8mJ/i4900KFMpUE+gyAX7BBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T20:02:00.638899Z","bundle_sha256":"5468a99ee2a87b66b853006647aeee3ece47f38de7aece36b4200646c0037ff3"}}