{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:2CUX2ZXFJW7DQVJVTNJFIWJUGJ","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":"c242d250fe9dfbd9ca24e99dfb7b45f3c27f1318b1dbfc67871dee5d28f0ea6a","cross_cats_sorted":["cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2011-06-29T08:32:37Z","title_canon_sha256":"8180681b29977e4a254bbc922ae1d9661c137e6254a7a1e4cbe4ad786356662a"},"schema_version":"1.0","source":{"id":"1106.5875","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1106.5875","created_at":"2026-05-18T02:01:27Z"},{"alias_kind":"arxiv_version","alias_value":"1106.5875v1","created_at":"2026-05-18T02:01:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.5875","created_at":"2026-05-18T02:01:27Z"},{"alias_kind":"pith_short_12","alias_value":"2CUX2ZXFJW7D","created_at":"2026-05-18T12:26:18Z"},{"alias_kind":"pith_short_16","alias_value":"2CUX2ZXFJW7DQVJV","created_at":"2026-05-18T12:26:18Z"},{"alias_kind":"pith_short_8","alias_value":"2CUX2ZXF","created_at":"2026-05-18T12:26:18Z"}],"graph_snapshots":[{"event_id":"sha256:ce4f604617c49d8fac2334d4fbb1ba22c2a95ac6bd25062d473ed9757bdc6c84","target":"graph","created_at":"2026-05-18T02:01:27Z","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":"In recent years we've seen the birth of a new field known as hamiltonian complexity lying at the crossroads between computer science and theoretical physics. Hamiltonian complexity is directly concerned with the question: how hard is it to simulate a physical system? Here I review the foundational results, guiding problems, and future directions of this emergent field.","authors_text":"Tobias J. Osborne","cross_cats":["cond-mat.str-el"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2011-06-29T08:32:37Z","title":"Hamiltonian complexity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.5875","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:df85ad30a4ce5996c01b6e69b9d69d4ba670f0a29ad983175233c916f898ad21","target":"record","created_at":"2026-05-18T02:01:27Z","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":"c242d250fe9dfbd9ca24e99dfb7b45f3c27f1318b1dbfc67871dee5d28f0ea6a","cross_cats_sorted":["cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2011-06-29T08:32:37Z","title_canon_sha256":"8180681b29977e4a254bbc922ae1d9661c137e6254a7a1e4cbe4ad786356662a"},"schema_version":"1.0","source":{"id":"1106.5875","kind":"arxiv","version":1}},"canonical_sha256":"d0a97d66e54dbe3855359b5254593432600eb3f8c9c5143c5b8de532a1ded45a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d0a97d66e54dbe3855359b5254593432600eb3f8c9c5143c5b8de532a1ded45a","first_computed_at":"2026-05-18T02:01:27.102782Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:01:27.102782Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"fsRE94DciPMhbOtqn6JI7C/NNHCYXODnJKPOp7nqa3SPjLNgEH0A1DEGMLY4sbReVXfnOHvXYSQ8RImrQyzKBA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:01:27.103280Z","signed_message":"canonical_sha256_bytes"},"source_id":"1106.5875","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:df85ad30a4ce5996c01b6e69b9d69d4ba670f0a29ad983175233c916f898ad21","sha256:ce4f604617c49d8fac2334d4fbb1ba22c2a95ac6bd25062d473ed9757bdc6c84"],"state_sha256":"8693c164a66133d172288508242cd50caad6966653e878be57cfb505af856c77"}