{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:6EN26TLSEH4J5DIWJPO4ZWUOVC","short_pith_number":"pith:6EN26TLS","canonical_record":{"source":{"id":"1410.7031","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2014-10-26T14:11:00Z","cross_cats_sorted":["math.NT"],"title_canon_sha256":"ce1e655e606cda7eb5f7a84260d1a7480b269add2512d611fa2e4e551c55b056","abstract_canon_sha256":"d8bb561d77b475bb0079ccd0aebb9ae16bdaf69549b757d49d73e11f153283bb"},"schema_version":"1.0"},"canonical_sha256":"f11baf4d7221f89e8d164bddccda8ea89b7219abe3fa480576cb31fec74e18af","source":{"kind":"arxiv","id":"1410.7031","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1410.7031","created_at":"2026-05-18T01:37:49Z"},{"alias_kind":"arxiv_version","alias_value":"1410.7031v2","created_at":"2026-05-18T01:37:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.7031","created_at":"2026-05-18T01:37:49Z"},{"alias_kind":"pith_short_12","alias_value":"6EN26TLSEH4J","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_16","alias_value":"6EN26TLSEH4J5DIW","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_8","alias_value":"6EN26TLS","created_at":"2026-05-18T12:28:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:6EN26TLSEH4J5DIWJPO4ZWUOVC","target":"record","payload":{"canonical_record":{"source":{"id":"1410.7031","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2014-10-26T14:11:00Z","cross_cats_sorted":["math.NT"],"title_canon_sha256":"ce1e655e606cda7eb5f7a84260d1a7480b269add2512d611fa2e4e551c55b056","abstract_canon_sha256":"d8bb561d77b475bb0079ccd0aebb9ae16bdaf69549b757d49d73e11f153283bb"},"schema_version":"1.0"},"canonical_sha256":"f11baf4d7221f89e8d164bddccda8ea89b7219abe3fa480576cb31fec74e18af","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:37:49.302387Z","signature_b64":"m9UWD61AWOrA+kJiz6UpNqTEe0u0nkrZWzO8aFF5GeG7nARGLTVLu02lEXakpOU5S72XQEk9VE1Ttt4ROSW4Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f11baf4d7221f89e8d164bddccda8ea89b7219abe3fa480576cb31fec74e18af","last_reissued_at":"2026-05-18T01:37:49.301805Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:37:49.301805Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1410.7031","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":"2026-05-18T01:37:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ds9+DPUWXMSbJ7aHzia774VH8bPIe6Ni2n+dBOIIYzpo1peeVEGqPqm+lUPhK/NfeDBrRS9SzSkh7wvXwu4tBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T02:25:19.313257Z"},"content_sha256":"9e015b656a6513248eec5de6fd9d4257be8cccbc69ce960cfe3ac433fed517af","schema_version":"1.0","event_id":"sha256:9e015b656a6513248eec5de6fd9d4257be8cccbc69ce960cfe3ac433fed517af"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:6EN26TLSEH4J5DIWJPO4ZWUOVC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Zeta functions of a class of Artin-Schreier curves with many automorphisms","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.NT"],"primary_cat":"math.AG","authors_text":"Beth Malmskog, Christelle Vincent, Irene Bouw, Padmavathi Srinivasan, Renate Scheidler, Wei Ho","submitted_at":"2014-10-26T14:11:00Z","abstract_excerpt":"This paper describes a class of Artin-Schreier curves, generalizing results of Van der Geer and Van der Vlugt to odd characteristic. The automorphism group of these curves contains a large extraspecial group as a subgroup. Precise knowledge of this subgroup makes it possible to compute the zeta functions of the curves in the class over the field of definition of all automorphisms in the subgroup. As a consequence, we obtain new examples of maximal curves."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.7031","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":"2026-05-18T01:37:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"t99A4gA9r31BXxQFBRWl4pxCkH8YTepBmlCPdnwHx7ShqI1vA6ZPxAr67LVVBLnOXVo5QLt7hMiP3LJZ7u96Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T02:25:19.313614Z"},"content_sha256":"56e11da0a4e8a01f55c2d97857e5c5f3abac79d9c587146c9b9379aec234dc9c","schema_version":"1.0","event_id":"sha256:56e11da0a4e8a01f55c2d97857e5c5f3abac79d9c587146c9b9379aec234dc9c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6EN26TLSEH4J5DIWJPO4ZWUOVC/bundle.json","state_url":"https://pith.science/pith/6EN26TLSEH4J5DIWJPO4ZWUOVC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6EN26TLSEH4J5DIWJPO4ZWUOVC/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":"2026-06-24T02:25:19Z","links":{"resolver":"https://pith.science/pith/6EN26TLSEH4J5DIWJPO4ZWUOVC","bundle":"https://pith.science/pith/6EN26TLSEH4J5DIWJPO4ZWUOVC/bundle.json","state":"https://pith.science/pith/6EN26TLSEH4J5DIWJPO4ZWUOVC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6EN26TLSEH4J5DIWJPO4ZWUOVC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:6EN26TLSEH4J5DIWJPO4ZWUOVC","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":"d8bb561d77b475bb0079ccd0aebb9ae16bdaf69549b757d49d73e11f153283bb","cross_cats_sorted":["math.NT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2014-10-26T14:11:00Z","title_canon_sha256":"ce1e655e606cda7eb5f7a84260d1a7480b269add2512d611fa2e4e551c55b056"},"schema_version":"1.0","source":{"id":"1410.7031","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1410.7031","created_at":"2026-05-18T01:37:49Z"},{"alias_kind":"arxiv_version","alias_value":"1410.7031v2","created_at":"2026-05-18T01:37:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.7031","created_at":"2026-05-18T01:37:49Z"},{"alias_kind":"pith_short_12","alias_value":"6EN26TLSEH4J","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_16","alias_value":"6EN26TLSEH4J5DIW","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_8","alias_value":"6EN26TLS","created_at":"2026-05-18T12:28:16Z"}],"graph_snapshots":[{"event_id":"sha256:56e11da0a4e8a01f55c2d97857e5c5f3abac79d9c587146c9b9379aec234dc9c","target":"graph","created_at":"2026-05-18T01:37:49Z","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":"This paper describes a class of Artin-Schreier curves, generalizing results of Van der Geer and Van der Vlugt to odd characteristic. The automorphism group of these curves contains a large extraspecial group as a subgroup. Precise knowledge of this subgroup makes it possible to compute the zeta functions of the curves in the class over the field of definition of all automorphisms in the subgroup. As a consequence, we obtain new examples of maximal curves.","authors_text":"Beth Malmskog, Christelle Vincent, Irene Bouw, Padmavathi Srinivasan, Renate Scheidler, Wei Ho","cross_cats":["math.NT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2014-10-26T14:11:00Z","title":"Zeta functions of a class of Artin-Schreier curves with many automorphisms"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.7031","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":"sha256:9e015b656a6513248eec5de6fd9d4257be8cccbc69ce960cfe3ac433fed517af","target":"record","created_at":"2026-05-18T01:37:49Z","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":"d8bb561d77b475bb0079ccd0aebb9ae16bdaf69549b757d49d73e11f153283bb","cross_cats_sorted":["math.NT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2014-10-26T14:11:00Z","title_canon_sha256":"ce1e655e606cda7eb5f7a84260d1a7480b269add2512d611fa2e4e551c55b056"},"schema_version":"1.0","source":{"id":"1410.7031","kind":"arxiv","version":2}},"canonical_sha256":"f11baf4d7221f89e8d164bddccda8ea89b7219abe3fa480576cb31fec74e18af","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f11baf4d7221f89e8d164bddccda8ea89b7219abe3fa480576cb31fec74e18af","first_computed_at":"2026-05-18T01:37:49.301805Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:37:49.301805Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"m9UWD61AWOrA+kJiz6UpNqTEe0u0nkrZWzO8aFF5GeG7nARGLTVLu02lEXakpOU5S72XQEk9VE1Ttt4ROSW4Ag==","signature_status":"signed_v1","signed_at":"2026-05-18T01:37:49.302387Z","signed_message":"canonical_sha256_bytes"},"source_id":"1410.7031","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9e015b656a6513248eec5de6fd9d4257be8cccbc69ce960cfe3ac433fed517af","sha256:56e11da0a4e8a01f55c2d97857e5c5f3abac79d9c587146c9b9379aec234dc9c"],"state_sha256":"859ff90f1b9b7667fe8735c58e763fccd64bf62a927eb199b993606038e42b76"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jXRJ3pRowZuMJFcIqAkQz5cc+zb1c5jQb1Mshd2r6yy7gEbUfc7WaCuzPvArrlUaBnlm77T3L6Q5N9WCKrQDAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-24T02:25:19.315563Z","bundle_sha256":"9bfa75ada3ed742d516cc886ecc009801cb72dd0bcc72be067d4eedf7e809db3"}}