{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:DD45HLN7VQPNBKD5HIQLJTU3WI","short_pith_number":"pith:DD45HLN7","canonical_record":{"source":{"id":"1801.03856","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.RA","submitted_at":"2018-01-11T16:35:47Z","cross_cats_sorted":[],"title_canon_sha256":"513f0836d05d79d76b4aaa29efba3f972aaa71780a52639eeb06c8f6fa0366f7","abstract_canon_sha256":"86cd3cabcf2b8f5c18b701a6d02b8fea3e73ed4937f24faa49ce566f9a181cfb"},"schema_version":"1.0"},"canonical_sha256":"18f9d3adbfac1ed0a87d3a20b4ce9bb237d159328998610f603c511c3f259a24","source":{"kind":"arxiv","id":"1801.03856","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.03856","created_at":"2026-05-18T00:26:13Z"},{"alias_kind":"arxiv_version","alias_value":"1801.03856v1","created_at":"2026-05-18T00:26:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.03856","created_at":"2026-05-18T00:26:13Z"},{"alias_kind":"pith_short_12","alias_value":"DD45HLN7VQPN","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_16","alias_value":"DD45HLN7VQPNBKD5","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_8","alias_value":"DD45HLN7","created_at":"2026-05-18T12:32:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:DD45HLN7VQPNBKD5HIQLJTU3WI","target":"record","payload":{"canonical_record":{"source":{"id":"1801.03856","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.RA","submitted_at":"2018-01-11T16:35:47Z","cross_cats_sorted":[],"title_canon_sha256":"513f0836d05d79d76b4aaa29efba3f972aaa71780a52639eeb06c8f6fa0366f7","abstract_canon_sha256":"86cd3cabcf2b8f5c18b701a6d02b8fea3e73ed4937f24faa49ce566f9a181cfb"},"schema_version":"1.0"},"canonical_sha256":"18f9d3adbfac1ed0a87d3a20b4ce9bb237d159328998610f603c511c3f259a24","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:26:13.362469Z","signature_b64":"Dx8+wW2Eqbg5JokFq9vaIwfMDrBBhEuKokqZ0cOp7m+N/PaJDz8QhTeP4wOGT6tT6mCOMjae7kNNOO0PJkMiDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"18f9d3adbfac1ed0a87d3a20b4ce9bb237d159328998610f603c511c3f259a24","last_reissued_at":"2026-05-18T00:26:13.362009Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:26:13.362009Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1801.03856","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":"2026-05-18T00:26:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vSnuOH9p0E4WxrXrBXjTd+CsJJLjuLGRvojkkSpZIzJGUunh7butP+1tkagDcRSjZuFgxrrrZOK8s8p3k21OCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T02:33:48.605953Z"},"content_sha256":"fe61c82e98a502107116da2b0558c391d6ad74050de22a5dcb9a87a8337c89e9","schema_version":"1.0","event_id":"sha256:fe61c82e98a502107116da2b0558c391d6ad74050de22a5dcb9a87a8337c89e9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:DD45HLN7VQPNBKD5HIQLJTU3WI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Classification of four dimensional perfect non-simple evolution algebras","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"math.RA","authors_text":"Mercedes Siles Molina, Muge Kanuni, Yolanda Cabrera Casado","submitted_at":"2018-01-11T16:35:47Z","abstract_excerpt":"We classify the four dimensional perfect non-simple evolution algebras over a field having characteristic different from 2 and in which there are roots of orders 2, 3 and 7."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.03856","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":""},"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":"2026-05-18T00:26:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tG762TQK48jGVgVSiigDSE3tkWch/v3VRfq1MK0tBpUU49votsiD9lVs1KRDTX7OQhirXqbLjF5kxL1XjhgEAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T02:33:48.606303Z"},"content_sha256":"b4022c21518939e9f5b1887e227037c5c7a5b710bc631c299c21012083c3478b","schema_version":"1.0","event_id":"sha256:b4022c21518939e9f5b1887e227037c5c7a5b710bc631c299c21012083c3478b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DD45HLN7VQPNBKD5HIQLJTU3WI/bundle.json","state_url":"https://pith.science/pith/DD45HLN7VQPNBKD5HIQLJTU3WI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DD45HLN7VQPNBKD5HIQLJTU3WI/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":"2026-05-31T02:33:48Z","links":{"resolver":"https://pith.science/pith/DD45HLN7VQPNBKD5HIQLJTU3WI","bundle":"https://pith.science/pith/DD45HLN7VQPNBKD5HIQLJTU3WI/bundle.json","state":"https://pith.science/pith/DD45HLN7VQPNBKD5HIQLJTU3WI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DD45HLN7VQPNBKD5HIQLJTU3WI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:DD45HLN7VQPNBKD5HIQLJTU3WI","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":"86cd3cabcf2b8f5c18b701a6d02b8fea3e73ed4937f24faa49ce566f9a181cfb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.RA","submitted_at":"2018-01-11T16:35:47Z","title_canon_sha256":"513f0836d05d79d76b4aaa29efba3f972aaa71780a52639eeb06c8f6fa0366f7"},"schema_version":"1.0","source":{"id":"1801.03856","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.03856","created_at":"2026-05-18T00:26:13Z"},{"alias_kind":"arxiv_version","alias_value":"1801.03856v1","created_at":"2026-05-18T00:26:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.03856","created_at":"2026-05-18T00:26:13Z"},{"alias_kind":"pith_short_12","alias_value":"DD45HLN7VQPN","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_16","alias_value":"DD45HLN7VQPNBKD5","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_8","alias_value":"DD45HLN7","created_at":"2026-05-18T12:32:19Z"}],"graph_snapshots":[{"event_id":"sha256:b4022c21518939e9f5b1887e227037c5c7a5b710bc631c299c21012083c3478b","target":"graph","created_at":"2026-05-18T00:26:13Z","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 classify the four dimensional perfect non-simple evolution algebras over a field having characteristic different from 2 and in which there are roots of orders 2, 3 and 7.","authors_text":"Mercedes Siles Molina, Muge Kanuni, Yolanda Cabrera Casado","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.RA","submitted_at":"2018-01-11T16:35:47Z","title":"Classification of four dimensional perfect non-simple evolution algebras"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.03856","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:fe61c82e98a502107116da2b0558c391d6ad74050de22a5dcb9a87a8337c89e9","target":"record","created_at":"2026-05-18T00:26:13Z","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":"86cd3cabcf2b8f5c18b701a6d02b8fea3e73ed4937f24faa49ce566f9a181cfb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.RA","submitted_at":"2018-01-11T16:35:47Z","title_canon_sha256":"513f0836d05d79d76b4aaa29efba3f972aaa71780a52639eeb06c8f6fa0366f7"},"schema_version":"1.0","source":{"id":"1801.03856","kind":"arxiv","version":1}},"canonical_sha256":"18f9d3adbfac1ed0a87d3a20b4ce9bb237d159328998610f603c511c3f259a24","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"18f9d3adbfac1ed0a87d3a20b4ce9bb237d159328998610f603c511c3f259a24","first_computed_at":"2026-05-18T00:26:13.362009Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:26:13.362009Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Dx8+wW2Eqbg5JokFq9vaIwfMDrBBhEuKokqZ0cOp7m+N/PaJDz8QhTeP4wOGT6tT6mCOMjae7kNNOO0PJkMiDg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:26:13.362469Z","signed_message":"canonical_sha256_bytes"},"source_id":"1801.03856","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fe61c82e98a502107116da2b0558c391d6ad74050de22a5dcb9a87a8337c89e9","sha256:b4022c21518939e9f5b1887e227037c5c7a5b710bc631c299c21012083c3478b"],"state_sha256":"fe11c73aff6eaa8983e5295b2ed014e5e86300489f4fb6de9b62a2e087308069"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YojPx1uXBXPKjP1Unr8XNWyEvlIVOnFSA/lPQCp1ay+O0+CJQ9mZ1zOOf73ceaSIWOfyWwz/IUDkI/z9J7DRAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T02:33:48.608473Z","bundle_sha256":"cbe7c59bb6c164f44b5bce27f0adc849ff9ab4215238b74c9675ebef32a71da3"}}