{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:NRYR4UVLP3PB2YVPIXJMBC4DWV","short_pith_number":"pith:NRYR4UVL","canonical_record":{"source":{"id":"1706.02825","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.dis-nn","submitted_at":"2017-06-09T03:48:10Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"c876f739f2a2be8709204aedeca9c7f2daea37c4dd1670d2bb0ce332dcd03134","abstract_canon_sha256":"82d94ea1dd72bc6fa0980c3d1b9dae6becb292881ffad5114d30e3a20149ee9e"},"schema_version":"1.0"},"canonical_sha256":"6c711e52ab7ede1d62af45d2c08b83b564a5bcab8d9d826c0afdd4454c38ed17","source":{"kind":"arxiv","id":"1706.02825","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1706.02825","created_at":"2026-05-18T00:36:24Z"},{"alias_kind":"arxiv_version","alias_value":"1706.02825v2","created_at":"2026-05-18T00:36:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.02825","created_at":"2026-05-18T00:36:24Z"},{"alias_kind":"pith_short_12","alias_value":"NRYR4UVLP3PB","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_16","alias_value":"NRYR4UVLP3PB2YVP","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_8","alias_value":"NRYR4UVL","created_at":"2026-05-18T12:31:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:NRYR4UVLP3PB2YVPIXJMBC4DWV","target":"record","payload":{"canonical_record":{"source":{"id":"1706.02825","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.dis-nn","submitted_at":"2017-06-09T03:48:10Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"c876f739f2a2be8709204aedeca9c7f2daea37c4dd1670d2bb0ce332dcd03134","abstract_canon_sha256":"82d94ea1dd72bc6fa0980c3d1b9dae6becb292881ffad5114d30e3a20149ee9e"},"schema_version":"1.0"},"canonical_sha256":"6c711e52ab7ede1d62af45d2c08b83b564a5bcab8d9d826c0afdd4454c38ed17","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:36:24.051590Z","signature_b64":"moX8yaBBJzpaIxYy3pzcj5hUvJZrKACdtZCdH3FxUMqTnORGYxIHjeOAqXj06yrojG70+rX0OINw02HG32tRAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6c711e52ab7ede1d62af45d2c08b83b564a5bcab8d9d826c0afdd4454c38ed17","last_reissued_at":"2026-05-18T00:36:24.050915Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:36:24.050915Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1706.02825","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:36:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ESrNZKSqKguuTpCfQJ0jyHFBt7cwhocCAdWm4n+U5KmtiXxukHVFYAtjhwQszTyEIxN5hnrB48fwAwxiFTisAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T07:51:29.451915Z"},"content_sha256":"64e6f173fea618970a74455a81d3897f24a44deba71abaf521cbb63e94a9f75f","schema_version":"1.0","event_id":"sha256:64e6f173fea618970a74455a81d3897f24a44deba71abaf521cbb63e94a9f75f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:NRYR4UVLP3PB2YVPIXJMBC4DWV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Patch-planting spin-glass solution for benchmarking","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.dis-nn","authors_text":"Helmut G. Katzgraber, Salvatore Mandr\\`a, Wenlong Wang","submitted_at":"2017-06-09T03:48:10Z","abstract_excerpt":"We introduce an algorithm to generate (not solve) spin-glass instances with planted solutions of arbitrary size and structure. First, a set of small problem patches with open boundaries is solved either exactly or with a heuristic, and then the individual patches are stitched together to create a large problem with a known planted solution. Because in these problems frustration is typically smaller than in random problems, we first assess the typical computational complexity of the individual patches using population annealing Monte Carlo, and introduce an approach that allows one to fine-tune"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.02825","kind":"arxiv","version":2},"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":"2026-05-18T00:36:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5OPxQUa6C7UCjoKBoogzsB0ObNZlfkrIzgt6zdVqR9oWmwhZtKXnBTcV/Sh+QR77y2LzL0pCaQXhCduPrlgyCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T07:51:29.452269Z"},"content_sha256":"76a7218bf7000ee239051ada73e4fc2f6df31b478fd6829787d3b33e119085fb","schema_version":"1.0","event_id":"sha256:76a7218bf7000ee239051ada73e4fc2f6df31b478fd6829787d3b33e119085fb"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NRYR4UVLP3PB2YVPIXJMBC4DWV/bundle.json","state_url":"https://pith.science/pith/NRYR4UVLP3PB2YVPIXJMBC4DWV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NRYR4UVLP3PB2YVPIXJMBC4DWV/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":"2026-05-28T07:51:29Z","links":{"resolver":"https://pith.science/pith/NRYR4UVLP3PB2YVPIXJMBC4DWV","bundle":"https://pith.science/pith/NRYR4UVLP3PB2YVPIXJMBC4DWV/bundle.json","state":"https://pith.science/pith/NRYR4UVLP3PB2YVPIXJMBC4DWV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NRYR4UVLP3PB2YVPIXJMBC4DWV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:NRYR4UVLP3PB2YVPIXJMBC4DWV","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":"82d94ea1dd72bc6fa0980c3d1b9dae6becb292881ffad5114d30e3a20149ee9e","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.dis-nn","submitted_at":"2017-06-09T03:48:10Z","title_canon_sha256":"c876f739f2a2be8709204aedeca9c7f2daea37c4dd1670d2bb0ce332dcd03134"},"schema_version":"1.0","source":{"id":"1706.02825","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1706.02825","created_at":"2026-05-18T00:36:24Z"},{"alias_kind":"arxiv_version","alias_value":"1706.02825v2","created_at":"2026-05-18T00:36:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.02825","created_at":"2026-05-18T00:36:24Z"},{"alias_kind":"pith_short_12","alias_value":"NRYR4UVLP3PB","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_16","alias_value":"NRYR4UVLP3PB2YVP","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_8","alias_value":"NRYR4UVL","created_at":"2026-05-18T12:31:34Z"}],"graph_snapshots":[{"event_id":"sha256:76a7218bf7000ee239051ada73e4fc2f6df31b478fd6829787d3b33e119085fb","target":"graph","created_at":"2026-05-18T00:36:24Z","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 introduce an algorithm to generate (not solve) spin-glass instances with planted solutions of arbitrary size and structure. First, a set of small problem patches with open boundaries is solved either exactly or with a heuristic, and then the individual patches are stitched together to create a large problem with a known planted solution. Because in these problems frustration is typically smaller than in random problems, we first assess the typical computational complexity of the individual patches using population annealing Monte Carlo, and introduce an approach that allows one to fine-tune","authors_text":"Helmut G. Katzgraber, Salvatore Mandr\\`a, Wenlong Wang","cross_cats":["quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.dis-nn","submitted_at":"2017-06-09T03:48:10Z","title":"Patch-planting spin-glass solution for benchmarking"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.02825","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":"sha256:64e6f173fea618970a74455a81d3897f24a44deba71abaf521cbb63e94a9f75f","target":"record","created_at":"2026-05-18T00:36:24Z","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":"82d94ea1dd72bc6fa0980c3d1b9dae6becb292881ffad5114d30e3a20149ee9e","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.dis-nn","submitted_at":"2017-06-09T03:48:10Z","title_canon_sha256":"c876f739f2a2be8709204aedeca9c7f2daea37c4dd1670d2bb0ce332dcd03134"},"schema_version":"1.0","source":{"id":"1706.02825","kind":"arxiv","version":2}},"canonical_sha256":"6c711e52ab7ede1d62af45d2c08b83b564a5bcab8d9d826c0afdd4454c38ed17","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6c711e52ab7ede1d62af45d2c08b83b564a5bcab8d9d826c0afdd4454c38ed17","first_computed_at":"2026-05-18T00:36:24.050915Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:36:24.050915Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"moX8yaBBJzpaIxYy3pzcj5hUvJZrKACdtZCdH3FxUMqTnORGYxIHjeOAqXj06yrojG70+rX0OINw02HG32tRAA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:36:24.051590Z","signed_message":"canonical_sha256_bytes"},"source_id":"1706.02825","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:64e6f173fea618970a74455a81d3897f24a44deba71abaf521cbb63e94a9f75f","sha256:76a7218bf7000ee239051ada73e4fc2f6df31b478fd6829787d3b33e119085fb"],"state_sha256":"e0f0d3eca8192bc4de57030503c0952bfddab25b913147d8cfb7424644a22d3b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vt6h32QfEoUsqMqy63IHGaGZvveldlP4bYSjlMiPe67jpNVHP8IePJ7zb5Lk+lLR/Unje5qb+LPRvEnf7SrLAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T07:51:29.454308Z","bundle_sha256":"cccae84551c858259bdb5082dc422e41a338fd2cf8d1cb8b38646c07b5ddef32"}}