{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:LD6NIQMIIWNBV2IGWJCP6R7X2M","short_pith_number":"pith:LD6NIQMI","schema_version":"1.0","canonical_sha256":"58fcd44188459a1ae906b244ff47f7d32f4835f8cec1ede5df7a48267924e09c","source":{"kind":"arxiv","id":"1101.5046","version":1},"attestation_state":"computed","paper":{"title":"Jancar's formal system for deciding bisimulation of first-order grammars and its non-soundness","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.LO"],"primary_cat":"cs.FL","authors_text":"France), G\\'eraud S\\'enizergues (Bordeaux","submitted_at":"2011-01-26T12:58:46Z","abstract_excerpt":"We construct an example of proof within the main formal system from arXiv:1010.4760v3, which is intended to capture the bisimulation equivalence for non-deterministic first-order grammars, and show that its conclusion is semantically false. We then locate and analyze the flawed argument in the soundness (meta)-proof of the above reference."},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1101.5046","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.FL","submitted_at":"2011-01-26T12:58:46Z","cross_cats_sorted":["cs.LO"],"title_canon_sha256":"a3882a70b916d1a956b91a41a85d0478901c870b53287de47c36969b292a541e","abstract_canon_sha256":"d9594c411458b5da5bf40b527b1080c3049aa4e20c555deba723d91f034e555c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:30:46.936745Z","signature_b64":"UoVqyjUvbFrNjOpF3SP3lKYi4vD3t1ttC6bfsyJ/8596eJiKObeTIEzG0/6UJhUaqG6AIBeRU6ZzsvVRO1UpBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"58fcd44188459a1ae906b244ff47f7d32f4835f8cec1ede5df7a48267924e09c","last_reissued_at":"2026-05-18T04:30:46.936278Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:30:46.936278Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Jancar's formal system for deciding bisimulation of first-order grammars and its non-soundness","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.LO"],"primary_cat":"cs.FL","authors_text":"France), G\\'eraud S\\'enizergues (Bordeaux","submitted_at":"2011-01-26T12:58:46Z","abstract_excerpt":"We construct an example of proof within the main formal system from arXiv:1010.4760v3, which is intended to capture the bisimulation equivalence for non-deterministic first-order grammars, and show that its conclusion is semantically false. We then locate and analyze the flawed argument in the soundness (meta)-proof of the above reference."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1101.5046","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1101.5046","created_at":"2026-05-18T04:30:46.936353+00:00"},{"alias_kind":"arxiv_version","alias_value":"1101.5046v1","created_at":"2026-05-18T04:30:46.936353+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1101.5046","created_at":"2026-05-18T04:30:46.936353+00:00"},{"alias_kind":"pith_short_12","alias_value":"LD6NIQMIIWNB","created_at":"2026-05-18T12:26:34.985390+00:00"},{"alias_kind":"pith_short_16","alias_value":"LD6NIQMIIWNBV2IG","created_at":"2026-05-18T12:26:34.985390+00:00"},{"alias_kind":"pith_short_8","alias_value":"LD6NIQMI","created_at":"2026-05-18T12:26:34.985390+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/LD6NIQMIIWNBV2IGWJCP6R7X2M","json":"https://pith.science/pith/LD6NIQMIIWNBV2IGWJCP6R7X2M.json","graph_json":"https://pith.science/api/pith-number/LD6NIQMIIWNBV2IGWJCP6R7X2M/graph.json","events_json":"https://pith.science/api/pith-number/LD6NIQMIIWNBV2IGWJCP6R7X2M/events.json","paper":"https://pith.science/paper/LD6NIQMI"},"agent_actions":{"view_html":"https://pith.science/pith/LD6NIQMIIWNBV2IGWJCP6R7X2M","download_json":"https://pith.science/pith/LD6NIQMIIWNBV2IGWJCP6R7X2M.json","view_paper":"https://pith.science/paper/LD6NIQMI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1101.5046&json=true","fetch_graph":"https://pith.science/api/pith-number/LD6NIQMIIWNBV2IGWJCP6R7X2M/graph.json","fetch_events":"https://pith.science/api/pith-number/LD6NIQMIIWNBV2IGWJCP6R7X2M/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/LD6NIQMIIWNBV2IGWJCP6R7X2M/action/timestamp_anchor","attest_storage":"https://pith.science/pith/LD6NIQMIIWNBV2IGWJCP6R7X2M/action/storage_attestation","attest_author":"https://pith.science/pith/LD6NIQMIIWNBV2IGWJCP6R7X2M/action/author_attestation","sign_citation":"https://pith.science/pith/LD6NIQMIIWNBV2IGWJCP6R7X2M/action/citation_signature","submit_replication":"https://pith.science/pith/LD6NIQMIIWNBV2IGWJCP6R7X2M/action/replication_record"}},"created_at":"2026-05-18T04:30:46.936353+00:00","updated_at":"2026-05-18T04:30:46.936353+00:00"}