{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:MSUQRF4M247NBJZL5VEBADJPJ7","short_pith_number":"pith:MSUQRF4M","canonical_record":{"source":{"id":"1807.05123","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2018-07-13T15:07:29Z","cross_cats_sorted":[],"title_canon_sha256":"ffa434b5d61bebad38dda9d690563ab3e141082ba89cee0d30ffd3c4b59285e7","abstract_canon_sha256":"953d64cc6d4612c66c258c607713c0f328501f660333fd41684c294a1eb257e2"},"schema_version":"1.0"},"canonical_sha256":"64a908978cd73ed0a72bed48100d2f4ff3551fbb3aa535f2f43b78e7318d7594","source":{"kind":"arxiv","id":"1807.05123","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1807.05123","created_at":"2026-05-17T23:57:57Z"},{"alias_kind":"arxiv_version","alias_value":"1807.05123v2","created_at":"2026-05-17T23:57:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.05123","created_at":"2026-05-17T23:57:57Z"},{"alias_kind":"pith_short_12","alias_value":"MSUQRF4M247N","created_at":"2026-05-18T12:32:40Z"},{"alias_kind":"pith_short_16","alias_value":"MSUQRF4M247NBJZL","created_at":"2026-05-18T12:32:40Z"},{"alias_kind":"pith_short_8","alias_value":"MSUQRF4M","created_at":"2026-05-18T12:32:40Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:MSUQRF4M247NBJZL5VEBADJPJ7","target":"record","payload":{"canonical_record":{"source":{"id":"1807.05123","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2018-07-13T15:07:29Z","cross_cats_sorted":[],"title_canon_sha256":"ffa434b5d61bebad38dda9d690563ab3e141082ba89cee0d30ffd3c4b59285e7","abstract_canon_sha256":"953d64cc6d4612c66c258c607713c0f328501f660333fd41684c294a1eb257e2"},"schema_version":"1.0"},"canonical_sha256":"64a908978cd73ed0a72bed48100d2f4ff3551fbb3aa535f2f43b78e7318d7594","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:57:57.368398Z","signature_b64":"4NiJKUSyFt69ZqnmXFPld7ubGun+8JZKjqYY585Y5BusYRX+6vPJMebYWTSiiCJ37db2g3xbQA+mf7pStaGxBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"64a908978cd73ed0a72bed48100d2f4ff3551fbb3aa535f2f43b78e7318d7594","last_reissued_at":"2026-05-17T23:57:57.367631Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:57:57.367631Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1807.05123","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":"2026-05-17T23:57:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cYETIfagziI3av5+CBe3BpF2IhhJB4h6w3CrXV4TmHWwq2blasU0h7US6ZUCNcv+Z6IDyrJRmpYMxnpu+RmHCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T02:20:05.878610Z"},"content_sha256":"425300213d73ce8efc2ae3a4d3a038b7a15151388fe77e9c316c2f405d7814a3","schema_version":"1.0","event_id":"sha256:425300213d73ce8efc2ae3a4d3a038b7a15151388fe77e9c316c2f405d7814a3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:MSUQRF4M247NBJZL5VEBADJPJ7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Critical Dynamical Exponent of the Two-Dimensional Scalar $\\phi^4$ Model with Local Moves","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.stat-mech","authors_text":"Debabrata Panja, Gerard T. Barkema, Robin C. Ball, Wei Zhong","submitted_at":"2018-07-13T15:07:29Z","abstract_excerpt":"We study the scalar one-component two-dimensional (2D) $\\phi^4$ model by computer simulations, with local Metropolis moves. The equilibrium exponents of this model are well-established, e.g. for the 2D $\\phi^4$ model $\\gamma= 1.75$ and $\\nu= 1$. The model has also been conjectured to belong to the Ising universality class. However, the value of the critical dynamical exponent $z_c$ is not settled. In this paper, we obtain $z_c$ for the 2D $\\phi^4$ model using two independent methods: (a) by calculating the relative terminal exponential decay time $\\tau$ for the correlation function $\\langle \\p"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.05123","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":"2026-05-17T23:57:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OXOQaNz8qhKWCvYI1J2119f6OEWpFyhyJ/+wWJAPlFCUvGg6yVhaIGV6/Ocn97BmbbMgxaXTZnteJr20m290Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T02:20:05.878970Z"},"content_sha256":"c46e81a21110400e8ce8e80af9fff1cfe22a9b7ad222b9355080e53c31b09988","schema_version":"1.0","event_id":"sha256:c46e81a21110400e8ce8e80af9fff1cfe22a9b7ad222b9355080e53c31b09988"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MSUQRF4M247NBJZL5VEBADJPJ7/bundle.json","state_url":"https://pith.science/pith/MSUQRF4M247NBJZL5VEBADJPJ7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MSUQRF4M247NBJZL5VEBADJPJ7/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":"2026-06-09T02:20:05Z","links":{"resolver":"https://pith.science/pith/MSUQRF4M247NBJZL5VEBADJPJ7","bundle":"https://pith.science/pith/MSUQRF4M247NBJZL5VEBADJPJ7/bundle.json","state":"https://pith.science/pith/MSUQRF4M247NBJZL5VEBADJPJ7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MSUQRF4M247NBJZL5VEBADJPJ7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:MSUQRF4M247NBJZL5VEBADJPJ7","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":"953d64cc6d4612c66c258c607713c0f328501f660333fd41684c294a1eb257e2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2018-07-13T15:07:29Z","title_canon_sha256":"ffa434b5d61bebad38dda9d690563ab3e141082ba89cee0d30ffd3c4b59285e7"},"schema_version":"1.0","source":{"id":"1807.05123","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1807.05123","created_at":"2026-05-17T23:57:57Z"},{"alias_kind":"arxiv_version","alias_value":"1807.05123v2","created_at":"2026-05-17T23:57:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.05123","created_at":"2026-05-17T23:57:57Z"},{"alias_kind":"pith_short_12","alias_value":"MSUQRF4M247N","created_at":"2026-05-18T12:32:40Z"},{"alias_kind":"pith_short_16","alias_value":"MSUQRF4M247NBJZL","created_at":"2026-05-18T12:32:40Z"},{"alias_kind":"pith_short_8","alias_value":"MSUQRF4M","created_at":"2026-05-18T12:32:40Z"}],"graph_snapshots":[{"event_id":"sha256:c46e81a21110400e8ce8e80af9fff1cfe22a9b7ad222b9355080e53c31b09988","target":"graph","created_at":"2026-05-17T23:57:57Z","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 study the scalar one-component two-dimensional (2D) $\\phi^4$ model by computer simulations, with local Metropolis moves. The equilibrium exponents of this model are well-established, e.g. for the 2D $\\phi^4$ model $\\gamma= 1.75$ and $\\nu= 1$. The model has also been conjectured to belong to the Ising universality class. However, the value of the critical dynamical exponent $z_c$ is not settled. In this paper, we obtain $z_c$ for the 2D $\\phi^4$ model using two independent methods: (a) by calculating the relative terminal exponential decay time $\\tau$ for the correlation function $\\langle \\p","authors_text":"Debabrata Panja, Gerard T. Barkema, Robin C. Ball, Wei Zhong","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2018-07-13T15:07:29Z","title":"Critical Dynamical Exponent of the Two-Dimensional Scalar $\\phi^4$ Model with Local Moves"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.05123","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":"sha256:425300213d73ce8efc2ae3a4d3a038b7a15151388fe77e9c316c2f405d7814a3","target":"record","created_at":"2026-05-17T23:57:57Z","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":"953d64cc6d4612c66c258c607713c0f328501f660333fd41684c294a1eb257e2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2018-07-13T15:07:29Z","title_canon_sha256":"ffa434b5d61bebad38dda9d690563ab3e141082ba89cee0d30ffd3c4b59285e7"},"schema_version":"1.0","source":{"id":"1807.05123","kind":"arxiv","version":2}},"canonical_sha256":"64a908978cd73ed0a72bed48100d2f4ff3551fbb3aa535f2f43b78e7318d7594","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"64a908978cd73ed0a72bed48100d2f4ff3551fbb3aa535f2f43b78e7318d7594","first_computed_at":"2026-05-17T23:57:57.367631Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:57:57.367631Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"4NiJKUSyFt69ZqnmXFPld7ubGun+8JZKjqYY585Y5BusYRX+6vPJMebYWTSiiCJ37db2g3xbQA+mf7pStaGxBg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:57:57.368398Z","signed_message":"canonical_sha256_bytes"},"source_id":"1807.05123","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:425300213d73ce8efc2ae3a4d3a038b7a15151388fe77e9c316c2f405d7814a3","sha256:c46e81a21110400e8ce8e80af9fff1cfe22a9b7ad222b9355080e53c31b09988"],"state_sha256":"3ae9c518259c98183fd51ec1bdb74f1c030f393eaabb07c51ca7faf724952f15"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"splfx3suE7gDi3SOy+MZyc/R4wCUU7YDn36+1qMT8hW1xvctJjtuuZck50GBQsgOALzXvt5LN01bYgsOBqTGCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T02:20:05.881127Z","bundle_sha256":"f398670ec73df54878e1cda64f732b4b36bd2b90889a1a5cdc6d268114a85fba"}}