{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2000:RQZ2A5EGU2DJUN2B3VYS52JTZR","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":"80396b7a42514737a6d518f08eef5e91f7ed573f9739f8c1b0e92387cf3ab9b5","cross_cats_sorted":[],"license":"","primary_cat":"physics.bio-ph","submitted_at":"2000-06-19T13:04:16Z","title_canon_sha256":"9cc3df769b86c68185b4598ba2712076df632323363ec08f1a78501499d1436f"},"schema_version":"1.0","source":{"id":"physics/0006045","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"physics/0006045","created_at":"2026-07-04T14:43:15Z"},{"alias_kind":"arxiv_version","alias_value":"physics/0006045v1","created_at":"2026-07-04T14:43:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.physics/0006045","created_at":"2026-07-04T14:43:15Z"},{"alias_kind":"pith_short_12","alias_value":"RQZ2A5EGU2DJ","created_at":"2026-07-04T14:43:15Z"},{"alias_kind":"pith_short_16","alias_value":"RQZ2A5EGU2DJUN2B","created_at":"2026-07-04T14:43:15Z"},{"alias_kind":"pith_short_8","alias_value":"RQZ2A5EG","created_at":"2026-07-04T14:43:15Z"}],"graph_snapshots":[{"event_id":"sha256:53e52b9460585893b9a0fb2870fbd0d14c6b1824f3e7e34ee84e021bd6884824","target":"graph","created_at":"2026-07-04T14:43:15Z","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/physics/0006045/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A novel approach for structure alignment is presented, where the key ingredients are: (1) An error function formulation of the problem simultaneously in terms of binary (Potts) assignment variables and real-valued atomic coordinates. (2) Minimization of the error function by an iterative method, where in each iteration a mean field method is employed for the assignment variables and exact rotation/translation of atomic coordinates is performed, weighted with the corresponding assignment variables. The approach allows for extensive search of all possible alignments, including those involving ar","authors_text":"C. Peterson, M. Ohlsson, M. Ringner, R. Blankenbecler","cross_cats":[],"headline":"","license":"","primary_cat":"physics.bio-ph","submitted_at":"2000-06-19T13:04:16Z","title":"A Novel Approach to Structure Alignment"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"physics/0006045","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":"sha256:30ff9b5e7ab2b004ad5af6d732cef71e5e170785f8e51b0bd29e4f96afef5e0a","target":"record","created_at":"2026-07-04T14:43:15Z","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":"80396b7a42514737a6d518f08eef5e91f7ed573f9739f8c1b0e92387cf3ab9b5","cross_cats_sorted":[],"license":"","primary_cat":"physics.bio-ph","submitted_at":"2000-06-19T13:04:16Z","title_canon_sha256":"9cc3df769b86c68185b4598ba2712076df632323363ec08f1a78501499d1436f"},"schema_version":"1.0","source":{"id":"physics/0006045","kind":"arxiv","version":1}},"canonical_sha256":"8c33a07486a6869a3741dd712ee933cc772c1c35bd2e736816a09a1b62c60c96","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8c33a07486a6869a3741dd712ee933cc772c1c35bd2e736816a09a1b62c60c96","first_computed_at":"2026-07-04T14:43:15.890132Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T14:43:15.890132Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"u0tNPfPn1tvmKi7LAKUpecQ4CIp8fP98D8X6VoY+7i7E7pyCjJ+RhxclykWJScy5epSnoYiqjx1yrF3E5kLHAA==","signature_status":"signed_v1","signed_at":"2026-07-04T14:43:15.890489Z","signed_message":"canonical_sha256_bytes"},"source_id":"physics/0006045","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:30ff9b5e7ab2b004ad5af6d732cef71e5e170785f8e51b0bd29e4f96afef5e0a","sha256:53e52b9460585893b9a0fb2870fbd0d14c6b1824f3e7e34ee84e021bd6884824"],"state_sha256":"8c8213a5e691a0c4f0df6f21900ec3de1a4cb57c3c4f3e45fc71c6145029a9e9"}