{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:RW5D63B2SCOZ2N4GH7FMA3CVDU","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":"8ce477d51f0371254ca20fcc7330b709e1f2104b7cf7c5ed3d8438b6f7e44003","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2021-05-06T17:59:38Z","title_canon_sha256":"9899b0d47027744b1ac68d97ea297229db3db3932e2963057b35d9c1a66d8a67"},"schema_version":"1.0","source":{"id":"2105.02878","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2105.02878","created_at":"2026-07-05T03:07:06Z"},{"alias_kind":"arxiv_version","alias_value":"2105.02878v2","created_at":"2026-07-05T03:07:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2105.02878","created_at":"2026-07-05T03:07:06Z"},{"alias_kind":"pith_short_12","alias_value":"RW5D63B2SCOZ","created_at":"2026-07-05T03:07:06Z"},{"alias_kind":"pith_short_16","alias_value":"RW5D63B2SCOZ2N4G","created_at":"2026-07-05T03:07:06Z"},{"alias_kind":"pith_short_8","alias_value":"RW5D63B2","created_at":"2026-07-05T03:07:06Z"}],"graph_snapshots":[{"event_id":"sha256:57d59dce41b1e0211c428a1cef55c18e0bc0b1660bc6830d106da41a036ccdcb","target":"graph","created_at":"2026-07-05T03:07:06Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2105.02878/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Finding shape correspondences can be formulated as an NP-hard quadratic assignment problem (QAP) that becomes infeasible for shapes with high sampling density. A promising research direction is to tackle such quadratic optimization problems over binary variables with quantum annealing, which allows for some problems a more efficient search in the solution space. Unfortunately, enforcing the linear equality constraints in QAPs via a penalty significantly limits the success probability of such methods on currently available quantum hardware. To address this limitation, this paper proposes Q-Matc","authors_text":"Christian Theobalt, Christof Wunderlich, Marcel Seelbach Benkner, Michael Moeller, Vladislav Golyanik, Zorah L\\\"ahner","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2021-05-06T17:59:38Z","title":"Q-Match: Iterative Shape Matching via Quantum Annealing"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2105.02878","kind":"arxiv","version":2},"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":"sha256:759309a5748c5d43ec27ab358e2179930118d117d91b414c84dddeb16cb58aee","target":"record","created_at":"2026-07-05T03:07:06Z","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":"8ce477d51f0371254ca20fcc7330b709e1f2104b7cf7c5ed3d8438b6f7e44003","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2021-05-06T17:59:38Z","title_canon_sha256":"9899b0d47027744b1ac68d97ea297229db3db3932e2963057b35d9c1a66d8a67"},"schema_version":"1.0","source":{"id":"2105.02878","kind":"arxiv","version":2}},"canonical_sha256":"8dba3f6c3a909d9d37863fcac06c551d36040f95afb484a91fcab3cf81f931c8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8dba3f6c3a909d9d37863fcac06c551d36040f95afb484a91fcab3cf81f931c8","first_computed_at":"2026-07-05T03:07:06.313536Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:07:06.313536Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"eIjy3bRHYn+cSZCGF8p+OwmGG33FMRRxNpLborF9Hk5N0aSFh3CYdlgPu//Fd1BDlFbXUELMDQ6e7jHhUR+hDg==","signature_status":"signed_v1","signed_at":"2026-07-05T03:07:06.314104Z","signed_message":"canonical_sha256_bytes"},"source_id":"2105.02878","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:759309a5748c5d43ec27ab358e2179930118d117d91b414c84dddeb16cb58aee","sha256:57d59dce41b1e0211c428a1cef55c18e0bc0b1660bc6830d106da41a036ccdcb"],"state_sha256":"3902535ffe473d6f8a9397453674da705e28b39fb9eeb5087f67a10161ae7032"}