{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2004:T7GNTNT652KNX4GWJK4RVQ7Z3C","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":"445f21b5b79b35d19a05b48a7c6992b8256ef1a80b0b4158eb8992fc92b41c08","cross_cats_sorted":[],"license":"","primary_cat":"nlin.SI","submitted_at":"2004-12-07T08:38:52Z","title_canon_sha256":"eb11be190701d2c45abd2904cfb3123d40b2362af5af6c3ca2c62b62c2ffd5db"},"schema_version":"1.0","source":{"id":"nlin/0412020","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"nlin/0412020","created_at":"2026-05-18T01:38:18Z"},{"alias_kind":"arxiv_version","alias_value":"nlin/0412020v1","created_at":"2026-05-18T01:38:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.nlin/0412020","created_at":"2026-05-18T01:38:18Z"},{"alias_kind":"pith_short_12","alias_value":"T7GNTNT652KN","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"T7GNTNT652KNX4GW","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"T7GNTNT6","created_at":"2026-05-18T12:25:52Z"}],"graph_snapshots":[{"event_id":"sha256:cf1df4a0c0639a656270e43700b9cd6e48782240d90bfb5719303d527a9c0758","target":"graph","created_at":"2026-05-18T01:38:18Z","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":"he Singular Manifold Method is presented as an excellent tool to study a 2+1 dimensional equation in despite of the fact that the same method presents several problems when applied to 1+1 reductions of the same equation. Nevertheless these problems are solved when the number of dimensions of the equation is increased.","authors_text":"J. Prada, P. G. Estevez","cross_cats":[],"headline":"","license":"","primary_cat":"nlin.SI","submitted_at":"2004-12-07T08:38:52Z","title":"Singular manifold method for an equation in 2+1 dimensions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"nlin/0412020","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":"sha256:4a6921d648a5e98b90a3495fe29b0b4262876fb7b515c764f895c25882a42555","target":"record","created_at":"2026-05-18T01:38:18Z","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":"445f21b5b79b35d19a05b48a7c6992b8256ef1a80b0b4158eb8992fc92b41c08","cross_cats_sorted":[],"license":"","primary_cat":"nlin.SI","submitted_at":"2004-12-07T08:38:52Z","title_canon_sha256":"eb11be190701d2c45abd2904cfb3123d40b2362af5af6c3ca2c62b62c2ffd5db"},"schema_version":"1.0","source":{"id":"nlin/0412020","kind":"arxiv","version":1}},"canonical_sha256":"9fccd9b67eee94dbf0d64ab91ac3f9d8a31ecfcaaea25fc3257cb9707af264b1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9fccd9b67eee94dbf0d64ab91ac3f9d8a31ecfcaaea25fc3257cb9707af264b1","first_computed_at":"2026-05-18T01:38:18.822136Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:38:18.822136Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"CsKw+CXT6aOIZypNJ+SGmRT0ftntG1/S0kM7A8n1ls7khHqvjEcqxciJyvzm4q+1Bso6fTXGo0297jr1dr4WAw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:38:18.822731Z","signed_message":"canonical_sha256_bytes"},"source_id":"nlin/0412020","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4a6921d648a5e98b90a3495fe29b0b4262876fb7b515c764f895c25882a42555","sha256:cf1df4a0c0639a656270e43700b9cd6e48782240d90bfb5719303d527a9c0758"],"state_sha256":"86acc3f5cfc10e99be6cd921d33b9a6fb40b84c1c7ce8e6a05670143c4d10830"}