{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:576RHVHHXWIOP6UPBM4VWNNTVM","short_pith_number":"pith:576RHVHH","canonical_record":{"source":{"id":"1307.3950","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2013-07-15T14:05:40Z","cross_cats_sorted":["cond-mat.stat-mech"],"title_canon_sha256":"88138198321b82bdd68a3734d711f1203b0716783f5a835f8ff33e9d7af03b5a","abstract_canon_sha256":"bbdd5f74fca7c338381b5d9dd05f9bf88efa90a5e4998c92e324b5a0de437912"},"schema_version":"1.0"},"canonical_sha256":"effd13d4e7bd90e7fa8f0b395b35b3ab20d7f982f639a096c29e7b178b434cde","source":{"kind":"arxiv","id":"1307.3950","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1307.3950","created_at":"2026-05-18T01:48:50Z"},{"alias_kind":"arxiv_version","alias_value":"1307.3950v1","created_at":"2026-05-18T01:48:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1307.3950","created_at":"2026-05-18T01:48:50Z"},{"alias_kind":"pith_short_12","alias_value":"576RHVHHXWIO","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_16","alias_value":"576RHVHHXWIOP6UP","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_8","alias_value":"576RHVHH","created_at":"2026-05-18T12:27:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:576RHVHHXWIOP6UPBM4VWNNTVM","target":"record","payload":{"canonical_record":{"source":{"id":"1307.3950","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2013-07-15T14:05:40Z","cross_cats_sorted":["cond-mat.stat-mech"],"title_canon_sha256":"88138198321b82bdd68a3734d711f1203b0716783f5a835f8ff33e9d7af03b5a","abstract_canon_sha256":"bbdd5f74fca7c338381b5d9dd05f9bf88efa90a5e4998c92e324b5a0de437912"},"schema_version":"1.0"},"canonical_sha256":"effd13d4e7bd90e7fa8f0b395b35b3ab20d7f982f639a096c29e7b178b434cde","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:48:50.147854Z","signature_b64":"TdZo1zMND6Erfj3aGqxjdNT1FAma97LBVimTW8nF1FgD9Xqd+PrU1WtH5EuKzbajbGRrqrtfiEc7/L8YKqAEDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"effd13d4e7bd90e7fa8f0b395b35b3ab20d7f982f639a096c29e7b178b434cde","last_reissued_at":"2026-05-18T01:48:50.147265Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:48:50.147265Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1307.3950","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":"2026-05-18T01:48:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3Av98KEqbJChYWaPP3bSFabPlzEQ53L4LRG+61NpZ1s9V3DhaOMEH/6pURUqwk32HI0MgZVpSoPiwQv0J06KCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T20:49:42.345671Z"},"content_sha256":"919531c84728899154f17910e8876cd9cacc0e08bffbbd5375ed631249c90049","schema_version":"1.0","event_id":"sha256:919531c84728899154f17910e8876cd9cacc0e08bffbbd5375ed631249c90049"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:576RHVHHXWIOP6UPBM4VWNNTVM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Configurational entropy of ice from thermodynamic integration","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech"],"primary_cat":"physics.chem-ph","authors_text":"Carlos P. Herrero, Rafael Ramirez","submitted_at":"2013-07-15T14:05:40Z","abstract_excerpt":"The configurational entropy of ice is calculated by thermodynamic integration from high to low temperatures. We use Monte Carlo simulations with a simple energy model which reproduces the Bernal-Fowler ice rules. This procedure is found to be precise enough to give reliable values for the residual entropy s_th of different ice phases in the thermodynamic limit. First, we check it for a two-dimensional ice model. Second, we calculate s_th for ice Ih, and compare our result with those previously given in the literature. Third, we obtain s_th for ice VI, for which we find a value clearly higher t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1307.3950","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":"2026-05-18T01:48:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FX5ylV91v64TWBpkbAH8VduZ/JM6kVXfPmNovZHch2Ja/cWFnBxgCZ3z7Ig2cT5hHeVSQEZAcKw5TDNYVpALAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T20:49:42.346302Z"},"content_sha256":"b4d1d7c1c7dd9438170f60abcf52294bf812a1d3d4fbc7acf112d67f6d1dab5b","schema_version":"1.0","event_id":"sha256:b4d1d7c1c7dd9438170f60abcf52294bf812a1d3d4fbc7acf112d67f6d1dab5b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/576RHVHHXWIOP6UPBM4VWNNTVM/bundle.json","state_url":"https://pith.science/pith/576RHVHHXWIOP6UPBM4VWNNTVM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/576RHVHHXWIOP6UPBM4VWNNTVM/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":"2026-05-27T20:49:42Z","links":{"resolver":"https://pith.science/pith/576RHVHHXWIOP6UPBM4VWNNTVM","bundle":"https://pith.science/pith/576RHVHHXWIOP6UPBM4VWNNTVM/bundle.json","state":"https://pith.science/pith/576RHVHHXWIOP6UPBM4VWNNTVM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/576RHVHHXWIOP6UPBM4VWNNTVM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:576RHVHHXWIOP6UPBM4VWNNTVM","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":"bbdd5f74fca7c338381b5d9dd05f9bf88efa90a5e4998c92e324b5a0de437912","cross_cats_sorted":["cond-mat.stat-mech"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2013-07-15T14:05:40Z","title_canon_sha256":"88138198321b82bdd68a3734d711f1203b0716783f5a835f8ff33e9d7af03b5a"},"schema_version":"1.0","source":{"id":"1307.3950","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1307.3950","created_at":"2026-05-18T01:48:50Z"},{"alias_kind":"arxiv_version","alias_value":"1307.3950v1","created_at":"2026-05-18T01:48:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1307.3950","created_at":"2026-05-18T01:48:50Z"},{"alias_kind":"pith_short_12","alias_value":"576RHVHHXWIO","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_16","alias_value":"576RHVHHXWIOP6UP","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_8","alias_value":"576RHVHH","created_at":"2026-05-18T12:27:34Z"}],"graph_snapshots":[{"event_id":"sha256:b4d1d7c1c7dd9438170f60abcf52294bf812a1d3d4fbc7acf112d67f6d1dab5b","target":"graph","created_at":"2026-05-18T01:48:50Z","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":"The configurational entropy of ice is calculated by thermodynamic integration from high to low temperatures. We use Monte Carlo simulations with a simple energy model which reproduces the Bernal-Fowler ice rules. This procedure is found to be precise enough to give reliable values for the residual entropy s_th of different ice phases in the thermodynamic limit. First, we check it for a two-dimensional ice model. Second, we calculate s_th for ice Ih, and compare our result with those previously given in the literature. Third, we obtain s_th for ice VI, for which we find a value clearly higher t","authors_text":"Carlos P. Herrero, Rafael Ramirez","cross_cats":["cond-mat.stat-mech"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2013-07-15T14:05:40Z","title":"Configurational entropy of ice from thermodynamic integration"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1307.3950","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":"sha256:919531c84728899154f17910e8876cd9cacc0e08bffbbd5375ed631249c90049","target":"record","created_at":"2026-05-18T01:48:50Z","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":"bbdd5f74fca7c338381b5d9dd05f9bf88efa90a5e4998c92e324b5a0de437912","cross_cats_sorted":["cond-mat.stat-mech"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2013-07-15T14:05:40Z","title_canon_sha256":"88138198321b82bdd68a3734d711f1203b0716783f5a835f8ff33e9d7af03b5a"},"schema_version":"1.0","source":{"id":"1307.3950","kind":"arxiv","version":1}},"canonical_sha256":"effd13d4e7bd90e7fa8f0b395b35b3ab20d7f982f639a096c29e7b178b434cde","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"effd13d4e7bd90e7fa8f0b395b35b3ab20d7f982f639a096c29e7b178b434cde","first_computed_at":"2026-05-18T01:48:50.147265Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:48:50.147265Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"TdZo1zMND6Erfj3aGqxjdNT1FAma97LBVimTW8nF1FgD9Xqd+PrU1WtH5EuKzbajbGRrqrtfiEc7/L8YKqAEDw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:48:50.147854Z","signed_message":"canonical_sha256_bytes"},"source_id":"1307.3950","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:919531c84728899154f17910e8876cd9cacc0e08bffbbd5375ed631249c90049","sha256:b4d1d7c1c7dd9438170f60abcf52294bf812a1d3d4fbc7acf112d67f6d1dab5b"],"state_sha256":"7540baa4ebd7d9401e555b2e625f7f361744c8ad1551cb6475676b7cee8d3ce2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0ODhtpzlaYi5G6cvRAW9kIhEZBHuPQC9vMb/obtIMsoDS9pKKtFAFmrvwwDKCAWv2G/z7aNqMnGKkgTHLsQ9AA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T20:49:42.349143Z","bundle_sha256":"1cb84e2a75ac817d41ac8f29932c0cb128c0eaed185635f97df554b0dc31eb9c"}}