{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:ZTXNL4IJ2XSE66OVPEPGNOCZGB","short_pith_number":"pith:ZTXNL4IJ","canonical_record":{"source":{"id":"1109.4267","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.dis-nn","submitted_at":"2011-09-20T11:27:14Z","cross_cats_sorted":["cond-mat.stat-mech","quant-ph"],"title_canon_sha256":"1c53d50e960ed1781a01d244af49f4e443237b8c482670f3f2b269921be80d07","abstract_canon_sha256":"a89985578ebd0f4677203c68ae3107324246c3fee2168f4a07b422c9cb44d083"},"schema_version":"1.0"},"canonical_sha256":"cceed5f109d5e44f79d5791e66b8593042befe1b72bb2da1e868a6bb5028f202","source":{"kind":"arxiv","id":"1109.4267","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1109.4267","created_at":"2026-05-18T04:12:43Z"},{"alias_kind":"arxiv_version","alias_value":"1109.4267v1","created_at":"2026-05-18T04:12:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1109.4267","created_at":"2026-05-18T04:12:43Z"},{"alias_kind":"pith_short_12","alias_value":"ZTXNL4IJ2XSE","created_at":"2026-05-18T12:26:50Z"},{"alias_kind":"pith_short_16","alias_value":"ZTXNL4IJ2XSE66OV","created_at":"2026-05-18T12:26:50Z"},{"alias_kind":"pith_short_8","alias_value":"ZTXNL4IJ","created_at":"2026-05-18T12:26:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:ZTXNL4IJ2XSE66OVPEPGNOCZGB","target":"record","payload":{"canonical_record":{"source":{"id":"1109.4267","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.dis-nn","submitted_at":"2011-09-20T11:27:14Z","cross_cats_sorted":["cond-mat.stat-mech","quant-ph"],"title_canon_sha256":"1c53d50e960ed1781a01d244af49f4e443237b8c482670f3f2b269921be80d07","abstract_canon_sha256":"a89985578ebd0f4677203c68ae3107324246c3fee2168f4a07b422c9cb44d083"},"schema_version":"1.0"},"canonical_sha256":"cceed5f109d5e44f79d5791e66b8593042befe1b72bb2da1e868a6bb5028f202","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:12:43.707401Z","signature_b64":"j3n6aVvWmv6iQfgUIr51A71cqjDo8gZjEPZABc+3BPjG8lXuZbkYSk7irXv07Wd6E7RPkOMYK1YO8AoRwd16Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cceed5f109d5e44f79d5791e66b8593042befe1b72bb2da1e868a6bb5028f202","last_reissued_at":"2026-05-18T04:12:43.706725Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:12:43.706725Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1109.4267","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":"2026-05-18T04:12:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"97S5qu9OPiMX4aJlbGtrecAKPxbZSPDZQSTzy4jTB1RIvec7uGOIwHrVoGQpZH8/MVNcvOLKtT0XsY9NlfWfAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T19:37:28.886295Z"},"content_sha256":"795851b185d4e7eead8af7d7b89e343543b79040a0589af3affcccaf4192767b","schema_version":"1.0","event_id":"sha256:795851b185d4e7eead8af7d7b89e343543b79040a0589af3affcccaf4192767b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:ZTXNL4IJ2XSE66OVPEPGNOCZGB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Renormalization group study of random quantum magnets","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech","quant-ph"],"primary_cat":"cond-mat.dis-nn","authors_text":"Ferenc Igl\\'oi, Istv\\'an A. Kov\\'acs","submitted_at":"2011-09-20T11:27:14Z","abstract_excerpt":"We have developed a very efficient numerical algorithm of the strong disorder renormalization group method to study the critical behaviour of the random transverse-field Ising model, which is a prototype of random quantum magnets. With this algorithm we can renormalize an N-site cluster within a time N*log(N), independently of the topology of the graph and we went up to N~4*10^6. We have studied regular lattices with dimension D<=4 as well as Erdos-Renyi random graphs, which are infinite dimensional objects. In all cases the quantum critical behaviour is found to be controlled by an infinite d"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1109.4267","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":"2026-05-18T04:12:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dO6sxHiZBLuxDeE2Xz1RbgjTAtzbqIuFcEaeUTsLGPNOX00alt5bAgV9wtoRaEBMwZn9gUPfAqzsbEzgRsb9AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T19:37:28.886954Z"},"content_sha256":"c518d3cf9c166945417c7a4cbbe36239d5fc2b1ce62bf68ea0e60c84703d761b","schema_version":"1.0","event_id":"sha256:c518d3cf9c166945417c7a4cbbe36239d5fc2b1ce62bf68ea0e60c84703d761b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZTXNL4IJ2XSE66OVPEPGNOCZGB/bundle.json","state_url":"https://pith.science/pith/ZTXNL4IJ2XSE66OVPEPGNOCZGB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZTXNL4IJ2XSE66OVPEPGNOCZGB/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":"2026-06-08T19:37:28Z","links":{"resolver":"https://pith.science/pith/ZTXNL4IJ2XSE66OVPEPGNOCZGB","bundle":"https://pith.science/pith/ZTXNL4IJ2XSE66OVPEPGNOCZGB/bundle.json","state":"https://pith.science/pith/ZTXNL4IJ2XSE66OVPEPGNOCZGB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZTXNL4IJ2XSE66OVPEPGNOCZGB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:ZTXNL4IJ2XSE66OVPEPGNOCZGB","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":"a89985578ebd0f4677203c68ae3107324246c3fee2168f4a07b422c9cb44d083","cross_cats_sorted":["cond-mat.stat-mech","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.dis-nn","submitted_at":"2011-09-20T11:27:14Z","title_canon_sha256":"1c53d50e960ed1781a01d244af49f4e443237b8c482670f3f2b269921be80d07"},"schema_version":"1.0","source":{"id":"1109.4267","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1109.4267","created_at":"2026-05-18T04:12:43Z"},{"alias_kind":"arxiv_version","alias_value":"1109.4267v1","created_at":"2026-05-18T04:12:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1109.4267","created_at":"2026-05-18T04:12:43Z"},{"alias_kind":"pith_short_12","alias_value":"ZTXNL4IJ2XSE","created_at":"2026-05-18T12:26:50Z"},{"alias_kind":"pith_short_16","alias_value":"ZTXNL4IJ2XSE66OV","created_at":"2026-05-18T12:26:50Z"},{"alias_kind":"pith_short_8","alias_value":"ZTXNL4IJ","created_at":"2026-05-18T12:26:50Z"}],"graph_snapshots":[{"event_id":"sha256:c518d3cf9c166945417c7a4cbbe36239d5fc2b1ce62bf68ea0e60c84703d761b","target":"graph","created_at":"2026-05-18T04:12:43Z","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 have developed a very efficient numerical algorithm of the strong disorder renormalization group method to study the critical behaviour of the random transverse-field Ising model, which is a prototype of random quantum magnets. With this algorithm we can renormalize an N-site cluster within a time N*log(N), independently of the topology of the graph and we went up to N~4*10^6. We have studied regular lattices with dimension D<=4 as well as Erdos-Renyi random graphs, which are infinite dimensional objects. In all cases the quantum critical behaviour is found to be controlled by an infinite d","authors_text":"Ferenc Igl\\'oi, Istv\\'an A. Kov\\'acs","cross_cats":["cond-mat.stat-mech","quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.dis-nn","submitted_at":"2011-09-20T11:27:14Z","title":"Renormalization group study of random quantum magnets"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1109.4267","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":"sha256:795851b185d4e7eead8af7d7b89e343543b79040a0589af3affcccaf4192767b","target":"record","created_at":"2026-05-18T04:12:43Z","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":"a89985578ebd0f4677203c68ae3107324246c3fee2168f4a07b422c9cb44d083","cross_cats_sorted":["cond-mat.stat-mech","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.dis-nn","submitted_at":"2011-09-20T11:27:14Z","title_canon_sha256":"1c53d50e960ed1781a01d244af49f4e443237b8c482670f3f2b269921be80d07"},"schema_version":"1.0","source":{"id":"1109.4267","kind":"arxiv","version":1}},"canonical_sha256":"cceed5f109d5e44f79d5791e66b8593042befe1b72bb2da1e868a6bb5028f202","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cceed5f109d5e44f79d5791e66b8593042befe1b72bb2da1e868a6bb5028f202","first_computed_at":"2026-05-18T04:12:43.706725Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:12:43.706725Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"j3n6aVvWmv6iQfgUIr51A71cqjDo8gZjEPZABc+3BPjG8lXuZbkYSk7irXv07Wd6E7RPkOMYK1YO8AoRwd16Bg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:12:43.707401Z","signed_message":"canonical_sha256_bytes"},"source_id":"1109.4267","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:795851b185d4e7eead8af7d7b89e343543b79040a0589af3affcccaf4192767b","sha256:c518d3cf9c166945417c7a4cbbe36239d5fc2b1ce62bf68ea0e60c84703d761b"],"state_sha256":"8e2ab5670ca5d7673149743a550ff248bbe08ad2059f301d238cc170f27655be"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KwBgEjYRJew1rLrbSylHSYJR6eub0iU7+V3c6pOtU6kQW1GHauAxrpPX5MJW9qdksYICR8hbH1ekkbIZQD+JCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T19:37:28.891100Z","bundle_sha256":"eded7d68414f176c1620f074e22c3b3d9b27176b5b180688e383bb331577123c"}}