{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:NDBKSGGKNQJKYPIHE67BQQV2GD","short_pith_number":"pith:NDBKSGGK","canonical_record":{"source":{"id":"1604.08058","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LO","submitted_at":"2016-04-27T13:27:53Z","cross_cats_sorted":[],"title_canon_sha256":"6362dddf1c8b1c725284e6e3cf615e9983d3bc586584678b109a4796526de83d","abstract_canon_sha256":"9b9ab9a456dbbbf5f935771f61925d5673bf71046f2b5e773a2c8b58a8c10c5f"},"schema_version":"1.0"},"canonical_sha256":"68c2a918ca6c12ac3d0727be1842ba30d8662796182def0e5c4dea523769dce8","source":{"kind":"arxiv","id":"1604.08058","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1604.08058","created_at":"2026-05-18T01:16:08Z"},{"alias_kind":"arxiv_version","alias_value":"1604.08058v1","created_at":"2026-05-18T01:16:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1604.08058","created_at":"2026-05-18T01:16:08Z"},{"alias_kind":"pith_short_12","alias_value":"NDBKSGGKNQJK","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_16","alias_value":"NDBKSGGKNQJKYPIH","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_8","alias_value":"NDBKSGGK","created_at":"2026-05-18T12:30:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:NDBKSGGKNQJKYPIHE67BQQV2GD","target":"record","payload":{"canonical_record":{"source":{"id":"1604.08058","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LO","submitted_at":"2016-04-27T13:27:53Z","cross_cats_sorted":[],"title_canon_sha256":"6362dddf1c8b1c725284e6e3cf615e9983d3bc586584678b109a4796526de83d","abstract_canon_sha256":"9b9ab9a456dbbbf5f935771f61925d5673bf71046f2b5e773a2c8b58a8c10c5f"},"schema_version":"1.0"},"canonical_sha256":"68c2a918ca6c12ac3d0727be1842ba30d8662796182def0e5c4dea523769dce8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:16:08.282147Z","signature_b64":"4oLMSLayRg1tgm/jwyMc/fxiGG6Z5ixC9geLmCxzpoAy0Pd+x+HrI9ex8qN27PKpH4Bmd3eNzKCkRamFHePeDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"68c2a918ca6c12ac3d0727be1842ba30d8662796182def0e5c4dea523769dce8","last_reissued_at":"2026-05-18T01:16:08.281539Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:16:08.281539Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1604.08058","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":"2026-05-18T01:16:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"93NIAxLk3m9B6CXtaUZQYzDyUNVCMDg70a1dGrmSpyIbrPlcC0kkk2tM0Oo4BzbZI3ZHbQ1ulONlcWr0WPnyAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-03T16:48:14.225000Z"},"content_sha256":"d3fa2bd84ee22fb6a0b97a3605780c2051bdad0afe15fb15770f1c62d8f0ea43","schema_version":"1.0","event_id":"sha256:d3fa2bd84ee22fb6a0b97a3605780c2051bdad0afe15fb15770f1c62d8f0ea43"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:NDBKSGGKNQJKYPIHE67BQQV2GD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Lifting QBF Resolution Calculi to DQBF","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.LO","authors_text":"Leroy Chew, Martin Suda, Olaf Beyersdorff, Renate Schmidt","submitted_at":"2016-04-27T13:27:53Z","abstract_excerpt":"We examine the existing Resolution systems for quantified Boolean formulas (QBF) and answer the question which of these calculi can be lifted to the more powerful Dependency QBFs (DQBF). An interesting picture emerges: While for QBF we have the strict chain of proof systems Q-Resolution < IR-calc < IRM-calc, the situation is quite different in DQBF. Q-Resolution and likewise universal Resolution are too weak: they are not complete. IR-calc has the right strength: it is sound and complete. IRM-calc is too strong: it is not sound any more, and the same applies to long-distance Resolution. Concep"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1604.08058","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":"2026-05-18T01:16:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vGBrdatLbtNgiYzct/OYeBkHGeM9U1i6fgGfBH+XFdmkm59fpp5lth5KnszfEzseBo8Apa8yeh4z/CYqY6qBBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-03T16:48:14.225357Z"},"content_sha256":"a7a21e9d85125da414baf7b7304d620df6abc1d36f517ec903841b5447b5617b","schema_version":"1.0","event_id":"sha256:a7a21e9d85125da414baf7b7304d620df6abc1d36f517ec903841b5447b5617b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NDBKSGGKNQJKYPIHE67BQQV2GD/bundle.json","state_url":"https://pith.science/pith/NDBKSGGKNQJKYPIHE67BQQV2GD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NDBKSGGKNQJKYPIHE67BQQV2GD/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":"2026-07-03T16:48:14Z","links":{"resolver":"https://pith.science/pith/NDBKSGGKNQJKYPIHE67BQQV2GD","bundle":"https://pith.science/pith/NDBKSGGKNQJKYPIHE67BQQV2GD/bundle.json","state":"https://pith.science/pith/NDBKSGGKNQJKYPIHE67BQQV2GD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NDBKSGGKNQJKYPIHE67BQQV2GD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:NDBKSGGKNQJKYPIHE67BQQV2GD","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":"9b9ab9a456dbbbf5f935771f61925d5673bf71046f2b5e773a2c8b58a8c10c5f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LO","submitted_at":"2016-04-27T13:27:53Z","title_canon_sha256":"6362dddf1c8b1c725284e6e3cf615e9983d3bc586584678b109a4796526de83d"},"schema_version":"1.0","source":{"id":"1604.08058","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1604.08058","created_at":"2026-05-18T01:16:08Z"},{"alias_kind":"arxiv_version","alias_value":"1604.08058v1","created_at":"2026-05-18T01:16:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1604.08058","created_at":"2026-05-18T01:16:08Z"},{"alias_kind":"pith_short_12","alias_value":"NDBKSGGKNQJK","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_16","alias_value":"NDBKSGGKNQJKYPIH","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_8","alias_value":"NDBKSGGK","created_at":"2026-05-18T12:30:32Z"}],"graph_snapshots":[{"event_id":"sha256:a7a21e9d85125da414baf7b7304d620df6abc1d36f517ec903841b5447b5617b","target":"graph","created_at":"2026-05-18T01:16:08Z","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 examine the existing Resolution systems for quantified Boolean formulas (QBF) and answer the question which of these calculi can be lifted to the more powerful Dependency QBFs (DQBF). An interesting picture emerges: While for QBF we have the strict chain of proof systems Q-Resolution < IR-calc < IRM-calc, the situation is quite different in DQBF. Q-Resolution and likewise universal Resolution are too weak: they are not complete. IR-calc has the right strength: it is sound and complete. IRM-calc is too strong: it is not sound any more, and the same applies to long-distance Resolution. Concep","authors_text":"Leroy Chew, Martin Suda, Olaf Beyersdorff, Renate Schmidt","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LO","submitted_at":"2016-04-27T13:27:53Z","title":"Lifting QBF Resolution Calculi to DQBF"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1604.08058","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:d3fa2bd84ee22fb6a0b97a3605780c2051bdad0afe15fb15770f1c62d8f0ea43","target":"record","created_at":"2026-05-18T01:16:08Z","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":"9b9ab9a456dbbbf5f935771f61925d5673bf71046f2b5e773a2c8b58a8c10c5f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LO","submitted_at":"2016-04-27T13:27:53Z","title_canon_sha256":"6362dddf1c8b1c725284e6e3cf615e9983d3bc586584678b109a4796526de83d"},"schema_version":"1.0","source":{"id":"1604.08058","kind":"arxiv","version":1}},"canonical_sha256":"68c2a918ca6c12ac3d0727be1842ba30d8662796182def0e5c4dea523769dce8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"68c2a918ca6c12ac3d0727be1842ba30d8662796182def0e5c4dea523769dce8","first_computed_at":"2026-05-18T01:16:08.281539Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:16:08.281539Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"4oLMSLayRg1tgm/jwyMc/fxiGG6Z5ixC9geLmCxzpoAy0Pd+x+HrI9ex8qN27PKpH4Bmd3eNzKCkRamFHePeDw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:16:08.282147Z","signed_message":"canonical_sha256_bytes"},"source_id":"1604.08058","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d3fa2bd84ee22fb6a0b97a3605780c2051bdad0afe15fb15770f1c62d8f0ea43","sha256:a7a21e9d85125da414baf7b7304d620df6abc1d36f517ec903841b5447b5617b"],"state_sha256":"66a95e276e7aa7e5fad392450ac23c0fdf72f6f930489a2094154ccd511e9d1c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ezKv9pBQLflMY7IUBzVbjnQ78i9oD5txRhDl1Koz/R17AVvQaTYwwnk/WENFwnPANi06uOf8PG8VIOJaiaOPCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-03T16:48:14.227341Z","bundle_sha256":"b37725c9071e290a27aaa4804f819c14c3cae08c601be7e4408272797b772c6c"}}