{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:SBSP4RNTISP5LBF7KUPM4LO6MW","short_pith_number":"pith:SBSP4RNT","canonical_record":{"source":{"id":"1402.5660","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nlin.SI","submitted_at":"2014-02-23T19:58:00Z","cross_cats_sorted":[],"title_canon_sha256":"070c979b049ca820040d999f23c033fdeeb052379d51cd03261df6c2ad94292d","abstract_canon_sha256":"94c9fc5ca286e4c33162a4429b59d8e406b17ff97ff4d3d7060c2e83ba48f2ee"},"schema_version":"1.0"},"canonical_sha256":"9064fe45b3449fd584bf551ece2dde65a6ce3b5d5fff1158e0777f7bef3a670f","source":{"kind":"arxiv","id":"1402.5660","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1402.5660","created_at":"2026-05-18T01:44:29Z"},{"alias_kind":"arxiv_version","alias_value":"1402.5660v1","created_at":"2026-05-18T01:44:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1402.5660","created_at":"2026-05-18T01:44:29Z"},{"alias_kind":"pith_short_12","alias_value":"SBSP4RNTISP5","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_16","alias_value":"SBSP4RNTISP5LBF7","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_8","alias_value":"SBSP4RNT","created_at":"2026-05-18T12:28:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:SBSP4RNTISP5LBF7KUPM4LO6MW","target":"record","payload":{"canonical_record":{"source":{"id":"1402.5660","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nlin.SI","submitted_at":"2014-02-23T19:58:00Z","cross_cats_sorted":[],"title_canon_sha256":"070c979b049ca820040d999f23c033fdeeb052379d51cd03261df6c2ad94292d","abstract_canon_sha256":"94c9fc5ca286e4c33162a4429b59d8e406b17ff97ff4d3d7060c2e83ba48f2ee"},"schema_version":"1.0"},"canonical_sha256":"9064fe45b3449fd584bf551ece2dde65a6ce3b5d5fff1158e0777f7bef3a670f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:44:29.231646Z","signature_b64":"fI15ZSl4KmPT4HB7a+hfJdncl7MmxQSSvFHrl2IOwYsJyYZ05KZGbX/gJWPfqTOGCYnn4J9HX5mnpLSBBzq4BQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9064fe45b3449fd584bf551ece2dde65a6ce3b5d5fff1158e0777f7bef3a670f","last_reissued_at":"2026-05-18T01:44:29.230966Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:44:29.230966Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1402.5660","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":"2026-05-18T01:44:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qQokCRuEWKMMDhgBhefnRnNlPuyFwECuuLWhoTYSvBRKOc7m/XyD3fr7E0HUUy8qT0H+ML6AQY2CO9bfOukyBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T07:38:29.814802Z"},"content_sha256":"1f060d72a9f4cea9941ed9effcf48839e1144612f888035f7bdeda84022f39d9","schema_version":"1.0","event_id":"sha256:1f060d72a9f4cea9941ed9effcf48839e1144612f888035f7bdeda84022f39d9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:SBSP4RNTISP5LBF7KUPM4LO6MW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Darboux transformation with Dihedral reduction group","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nlin.SI","authors_text":"Alexander V. Mikhailov, Georgios Papamikos, Jing Ping Wang","submitted_at":"2014-02-23T19:58:00Z","abstract_excerpt":"We construct the Darboux transformation with Dihedral reduction group for the 2-dimensional generalisation of the periodic Volterra lattice. The resulting Backlund transformation can be viewed as a nonevolutionary integrable differential difference equation. We also find its generalised symmetry and the Lax representation for this symmetry. Using formal diagonalisation of the Darboux matrix we obtain local conservation laws of the system."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1402.5660","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":"2026-05-18T01:44:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5Y0IBGFA/wSiCwgomSE/gcnXohZTDu2bkWAd2wXo1Mx5mU1ASjsMU+jKT4WPMFvWLNeMIh/G7GYup2pndY49BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T07:38:29.815162Z"},"content_sha256":"929cdb75056651b752449c76a02ee80ac48bede37be51ebfb2c500e27b651a95","schema_version":"1.0","event_id":"sha256:929cdb75056651b752449c76a02ee80ac48bede37be51ebfb2c500e27b651a95"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SBSP4RNTISP5LBF7KUPM4LO6MW/bundle.json","state_url":"https://pith.science/pith/SBSP4RNTISP5LBF7KUPM4LO6MW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SBSP4RNTISP5LBF7KUPM4LO6MW/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":"2026-05-30T07:38:29Z","links":{"resolver":"https://pith.science/pith/SBSP4RNTISP5LBF7KUPM4LO6MW","bundle":"https://pith.science/pith/SBSP4RNTISP5LBF7KUPM4LO6MW/bundle.json","state":"https://pith.science/pith/SBSP4RNTISP5LBF7KUPM4LO6MW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SBSP4RNTISP5LBF7KUPM4LO6MW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:SBSP4RNTISP5LBF7KUPM4LO6MW","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":"94c9fc5ca286e4c33162a4429b59d8e406b17ff97ff4d3d7060c2e83ba48f2ee","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nlin.SI","submitted_at":"2014-02-23T19:58:00Z","title_canon_sha256":"070c979b049ca820040d999f23c033fdeeb052379d51cd03261df6c2ad94292d"},"schema_version":"1.0","source":{"id":"1402.5660","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1402.5660","created_at":"2026-05-18T01:44:29Z"},{"alias_kind":"arxiv_version","alias_value":"1402.5660v1","created_at":"2026-05-18T01:44:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1402.5660","created_at":"2026-05-18T01:44:29Z"},{"alias_kind":"pith_short_12","alias_value":"SBSP4RNTISP5","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_16","alias_value":"SBSP4RNTISP5LBF7","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_8","alias_value":"SBSP4RNT","created_at":"2026-05-18T12:28:49Z"}],"graph_snapshots":[{"event_id":"sha256:929cdb75056651b752449c76a02ee80ac48bede37be51ebfb2c500e27b651a95","target":"graph","created_at":"2026-05-18T01:44:29Z","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 construct the Darboux transformation with Dihedral reduction group for the 2-dimensional generalisation of the periodic Volterra lattice. The resulting Backlund transformation can be viewed as a nonevolutionary integrable differential difference equation. We also find its generalised symmetry and the Lax representation for this symmetry. Using formal diagonalisation of the Darboux matrix we obtain local conservation laws of the system.","authors_text":"Alexander V. Mikhailov, Georgios Papamikos, Jing Ping Wang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nlin.SI","submitted_at":"2014-02-23T19:58:00Z","title":"Darboux transformation with Dihedral reduction group"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1402.5660","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":"sha256:1f060d72a9f4cea9941ed9effcf48839e1144612f888035f7bdeda84022f39d9","target":"record","created_at":"2026-05-18T01:44:29Z","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":"94c9fc5ca286e4c33162a4429b59d8e406b17ff97ff4d3d7060c2e83ba48f2ee","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nlin.SI","submitted_at":"2014-02-23T19:58:00Z","title_canon_sha256":"070c979b049ca820040d999f23c033fdeeb052379d51cd03261df6c2ad94292d"},"schema_version":"1.0","source":{"id":"1402.5660","kind":"arxiv","version":1}},"canonical_sha256":"9064fe45b3449fd584bf551ece2dde65a6ce3b5d5fff1158e0777f7bef3a670f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9064fe45b3449fd584bf551ece2dde65a6ce3b5d5fff1158e0777f7bef3a670f","first_computed_at":"2026-05-18T01:44:29.230966Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:44:29.230966Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"fI15ZSl4KmPT4HB7a+hfJdncl7MmxQSSvFHrl2IOwYsJyYZ05KZGbX/gJWPfqTOGCYnn4J9HX5mnpLSBBzq4BQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:44:29.231646Z","signed_message":"canonical_sha256_bytes"},"source_id":"1402.5660","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1f060d72a9f4cea9941ed9effcf48839e1144612f888035f7bdeda84022f39d9","sha256:929cdb75056651b752449c76a02ee80ac48bede37be51ebfb2c500e27b651a95"],"state_sha256":"14ac2ac3dd688476ebdac34cddda62b6d4dc490aa2dd9382ecbded9123537f70"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9mWFiHXgHGlAyR+Z1onhO1+9HvlaRqdi+V5y5Kg8abp9EudyJDt/+xJFlspzt0/YlrjWl2nuZPoLB0GoB6xVDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T07:38:29.817621Z","bundle_sha256":"a07d7ae50095c0b20ab34f73d42dc29032eaa87b178a1cbc51e0765507929035"}}