{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:MYMANEKN7WPAZSIF655HVUKUCK","short_pith_number":"pith:MYMANEKN","canonical_record":{"source":{"id":"2506.00153","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.soft","submitted_at":"2025-05-30T18:45:36Z","cross_cats_sorted":["physics.app-ph","physics.chem-ph"],"title_canon_sha256":"5d60f7a20429590ad3f91b0ed8b0711a42df257d84b04dded11774458115bf26","abstract_canon_sha256":"a5e8dcea71a70c65d0e92d203133e3ea93ef2e524eb2b03448003efa2bb9a8a8"},"schema_version":"1.0"},"canonical_sha256":"661806914dfd9e0cc905f77a7ad15412967fcdd79a8b8bf35cc59eb76df0df88","source":{"kind":"arxiv","id":"2506.00153","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.00153","created_at":"2026-07-05T11:49:10Z"},{"alias_kind":"arxiv_version","alias_value":"2506.00153v2","created_at":"2026-07-05T11:49:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.00153","created_at":"2026-07-05T11:49:10Z"},{"alias_kind":"pith_short_12","alias_value":"MYMANEKN7WPA","created_at":"2026-07-05T11:49:10Z"},{"alias_kind":"pith_short_16","alias_value":"MYMANEKN7WPAZSIF","created_at":"2026-07-05T11:49:10Z"},{"alias_kind":"pith_short_8","alias_value":"MYMANEKN","created_at":"2026-07-05T11:49:10Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:MYMANEKN7WPAZSIF655HVUKUCK","target":"record","payload":{"canonical_record":{"source":{"id":"2506.00153","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.soft","submitted_at":"2025-05-30T18:45:36Z","cross_cats_sorted":["physics.app-ph","physics.chem-ph"],"title_canon_sha256":"5d60f7a20429590ad3f91b0ed8b0711a42df257d84b04dded11774458115bf26","abstract_canon_sha256":"a5e8dcea71a70c65d0e92d203133e3ea93ef2e524eb2b03448003efa2bb9a8a8"},"schema_version":"1.0"},"canonical_sha256":"661806914dfd9e0cc905f77a7ad15412967fcdd79a8b8bf35cc59eb76df0df88","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:49:10.514173Z","signature_b64":"0uaUmLbtT5Zx1Iqvsr7i7jOmo3uUrNEQmqwyLKnF6MYhv1EtVijkhaaYKNrY4J708AbTPRfExE2WH9cYoc9CAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"661806914dfd9e0cc905f77a7ad15412967fcdd79a8b8bf35cc59eb76df0df88","last_reissued_at":"2026-07-05T11:49:10.513699Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:49:10.513699Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2506.00153","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":"2026-07-05T11:49:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nWULPpEbJNmZiJAk64zQDrjfMKpiN/T/1X2fSpC2K7LytSp75Lsel/O2O4IldpGywUaWx+0fjB4wp2xOK4ZMAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T00:44:24.699910Z"},"content_sha256":"42798eefdd4513e0b316641a0466009a765e6885f7f81f4b6c88683cac266ac4","schema_version":"1.0","event_id":"sha256:42798eefdd4513e0b316641a0466009a765e6885f7f81f4b6c88683cac266ac4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:MYMANEKN7WPAZSIF655HVUKUCK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"How important is the dielectric constant in water modeling? Evaluation of the performance of the TIP4P/$\\varepsilon$ force field and its compatibility with the Joung-Cheatham NaCl model","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.app-ph","physics.chem-ph"],"primary_cat":"cond-mat.soft","authors_text":"Cosmin A. Dicu-Gohoreanu, Luis G. MacDowell, {\\L}ukasz Baran","submitted_at":"2025-05-30T18:45:36Z","abstract_excerpt":"Efficient large-scale computer simulations of aqueous solutions require the use of accurate but simple empirical force fields for water. However, the complexity of these systems evidences the difficulties in describing solution properties without due account of polarization. Different strategies to remedy this problem are parametrizing water force fields to the dielectric constant or charge scaling of solvated ions. In this work, we compare results from TIP4P/$\\varepsilon$ and OPC models, which are parametrized to predict the dielectric constant, with results from TIP4P/2005, which is closer i"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.00153","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2506.00153/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T11:49:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xP3guVMrXl7znLqE/+tCcmLfOc8CYMTnulupnOMs511TtUSYPsTPY4jNuYrk7B2lyFhL5Os5TqKqZHOkbDRbCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T00:44:24.700456Z"},"content_sha256":"a082612c1044f8ebc5778516e9d269e43818d486368a1c2df11bd3d01069a4fd","schema_version":"1.0","event_id":"sha256:a082612c1044f8ebc5778516e9d269e43818d486368a1c2df11bd3d01069a4fd"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MYMANEKN7WPAZSIF655HVUKUCK/bundle.json","state_url":"https://pith.science/pith/MYMANEKN7WPAZSIF655HVUKUCK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MYMANEKN7WPAZSIF655HVUKUCK/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":"2026-08-09T00:44:24Z","links":{"resolver":"https://pith.science/pith/MYMANEKN7WPAZSIF655HVUKUCK","bundle":"https://pith.science/pith/MYMANEKN7WPAZSIF655HVUKUCK/bundle.json","state":"https://pith.science/pith/MYMANEKN7WPAZSIF655HVUKUCK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MYMANEKN7WPAZSIF655HVUKUCK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:MYMANEKN7WPAZSIF655HVUKUCK","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":"a5e8dcea71a70c65d0e92d203133e3ea93ef2e524eb2b03448003efa2bb9a8a8","cross_cats_sorted":["physics.app-ph","physics.chem-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.soft","submitted_at":"2025-05-30T18:45:36Z","title_canon_sha256":"5d60f7a20429590ad3f91b0ed8b0711a42df257d84b04dded11774458115bf26"},"schema_version":"1.0","source":{"id":"2506.00153","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.00153","created_at":"2026-07-05T11:49:10Z"},{"alias_kind":"arxiv_version","alias_value":"2506.00153v2","created_at":"2026-07-05T11:49:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.00153","created_at":"2026-07-05T11:49:10Z"},{"alias_kind":"pith_short_12","alias_value":"MYMANEKN7WPA","created_at":"2026-07-05T11:49:10Z"},{"alias_kind":"pith_short_16","alias_value":"MYMANEKN7WPAZSIF","created_at":"2026-07-05T11:49:10Z"},{"alias_kind":"pith_short_8","alias_value":"MYMANEKN","created_at":"2026-07-05T11:49:10Z"}],"graph_snapshots":[{"event_id":"sha256:a082612c1044f8ebc5778516e9d269e43818d486368a1c2df11bd3d01069a4fd","target":"graph","created_at":"2026-07-05T11:49:10Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2506.00153/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Efficient large-scale computer simulations of aqueous solutions require the use of accurate but simple empirical force fields for water. However, the complexity of these systems evidences the difficulties in describing solution properties without due account of polarization. Different strategies to remedy this problem are parametrizing water force fields to the dielectric constant or charge scaling of solvated ions. In this work, we compare results from TIP4P/$\\varepsilon$ and OPC models, which are parametrized to predict the dielectric constant, with results from TIP4P/2005, which is closer i","authors_text":"Cosmin A. Dicu-Gohoreanu, Luis G. MacDowell, {\\L}ukasz Baran","cross_cats":["physics.app-ph","physics.chem-ph"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.soft","submitted_at":"2025-05-30T18:45:36Z","title":"How important is the dielectric constant in water modeling? Evaluation of the performance of the TIP4P/$\\varepsilon$ force field and its compatibility with the Joung-Cheatham NaCl model"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.00153","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":"sha256:42798eefdd4513e0b316641a0466009a765e6885f7f81f4b6c88683cac266ac4","target":"record","created_at":"2026-07-05T11:49:10Z","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":"a5e8dcea71a70c65d0e92d203133e3ea93ef2e524eb2b03448003efa2bb9a8a8","cross_cats_sorted":["physics.app-ph","physics.chem-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.soft","submitted_at":"2025-05-30T18:45:36Z","title_canon_sha256":"5d60f7a20429590ad3f91b0ed8b0711a42df257d84b04dded11774458115bf26"},"schema_version":"1.0","source":{"id":"2506.00153","kind":"arxiv","version":2}},"canonical_sha256":"661806914dfd9e0cc905f77a7ad15412967fcdd79a8b8bf35cc59eb76df0df88","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"661806914dfd9e0cc905f77a7ad15412967fcdd79a8b8bf35cc59eb76df0df88","first_computed_at":"2026-07-05T11:49:10.513699Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:49:10.513699Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0uaUmLbtT5Zx1Iqvsr7i7jOmo3uUrNEQmqwyLKnF6MYhv1EtVijkhaaYKNrY4J708AbTPRfExE2WH9cYoc9CAg==","signature_status":"signed_v1","signed_at":"2026-07-05T11:49:10.514173Z","signed_message":"canonical_sha256_bytes"},"source_id":"2506.00153","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:42798eefdd4513e0b316641a0466009a765e6885f7f81f4b6c88683cac266ac4","sha256:a082612c1044f8ebc5778516e9d269e43818d486368a1c2df11bd3d01069a4fd"],"state_sha256":"8f7dc8affa11ac6aa749d8eeb53809102f0f953edfb0ca41dd082c538521630b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lmnXdOHzkSsFeaaJjgKu+POZQWhAz9mi62y7V5HrB0ZDgBwBlALhDq83wiDg3xA42Jf8BvsVlKGZosxGav5wCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-09T00:44:24.705625Z","bundle_sha256":"c33a7d6cf486092ac9595245e580649d9403752fc00e35c75f375f5a2f1878bf"}}