{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:UZHKZWQIZN7MKZCATRU4K7QS46","short_pith_number":"pith:UZHKZWQI","canonical_record":{"source":{"id":"1112.1268","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2011-12-06T13:25:27Z","cross_cats_sorted":["physics.chem-ph"],"title_canon_sha256":"0813e80ca608b9df368b29c585fee563b617ca704b183cc878a83e3506047faa","abstract_canon_sha256":"e6f85a1809f3005e7ef2a9bb314c42ce3f38261ca0d849e9f221a594719fcca1"},"schema_version":"1.0"},"canonical_sha256":"a64eacda08cb7ec564409c69c57e12e78df093e12b4c90c6b0d89d420a751889","source":{"kind":"arxiv","id":"1112.1268","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1112.1268","created_at":"2026-05-18T04:06:55Z"},{"alias_kind":"arxiv_version","alias_value":"1112.1268v1","created_at":"2026-05-18T04:06:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1112.1268","created_at":"2026-05-18T04:06:55Z"},{"alias_kind":"pith_short_12","alias_value":"UZHKZWQIZN7M","created_at":"2026-05-18T12:26:42Z"},{"alias_kind":"pith_short_16","alias_value":"UZHKZWQIZN7MKZCA","created_at":"2026-05-18T12:26:42Z"},{"alias_kind":"pith_short_8","alias_value":"UZHKZWQI","created_at":"2026-05-18T12:26:42Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:UZHKZWQIZN7MKZCATRU4K7QS46","target":"record","payload":{"canonical_record":{"source":{"id":"1112.1268","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2011-12-06T13:25:27Z","cross_cats_sorted":["physics.chem-ph"],"title_canon_sha256":"0813e80ca608b9df368b29c585fee563b617ca704b183cc878a83e3506047faa","abstract_canon_sha256":"e6f85a1809f3005e7ef2a9bb314c42ce3f38261ca0d849e9f221a594719fcca1"},"schema_version":"1.0"},"canonical_sha256":"a64eacda08cb7ec564409c69c57e12e78df093e12b4c90c6b0d89d420a751889","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:06:55.869695Z","signature_b64":"gBwfhWXts84kJ1QUFNpwKhW8J3AbpKjIDDouGP9shVc1sVJkDs/sOezFT80B00aKJrGk92xqAmSMsIYSKEcgAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a64eacda08cb7ec564409c69c57e12e78df093e12b4c90c6b0d89d420a751889","last_reissued_at":"2026-05-18T04:06:55.868979Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:06:55.868979Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1112.1268","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":"2026-05-18T04:06:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/aDyU0vopVol/lqhZPDEpVbAaCaC8T1PjWIhZvs3ZY1L/zjY8GjpULUBvMVJf3vC4TfBrArx7y4e9Hb2NpsNAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-01T11:55:06.917846Z"},"content_sha256":"a0249a34866462e6c23ae323638e93dfc85c77ca87a4b6a88e4ee66d3dc37c7e","schema_version":"1.0","event_id":"sha256:a0249a34866462e6c23ae323638e93dfc85c77ca87a4b6a88e4ee66d3dc37c7e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:UZHKZWQIZN7MKZCATRU4K7QS46","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Minimal parameter implicit solvent model for ab initio electronic structure calculations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.chem-ph"],"primary_cat":"physics.comp-ph","authors_text":"Arash A. Mostofi, Chris-Kriton Skylaris, Hatem H. Helal, Jacek Dziedzic, Mike C. Payne","submitted_at":"2011-12-06T13:25:27Z","abstract_excerpt":"We present an implicit solvent model for ab initio electronic structure calculations which is fully self-consistent and is based on direct solution of the nonhomogeneous Poisson equation. The solute cavity is naturally defined in terms of an isosurface of the electronic density according to the formula of Fattebert and Gygi (J. Comp. Chem. 23, 6 (2002)). While this model depends on only two parameters, we demonstrate that by using appropriate boundary conditions and dispersion-repulsion contributions, solvation energies obtained for an extensive test set including neutral and charged molecules"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1112.1268","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":"2026-05-18T04:06:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RD/qTOjizBM9/3mVG9zldbfXCCQaGmPfS8o2CaAqiIJhlxZB0FuB6lNIj4Pst1/5lcTnKM84tIPETkwzxaLZAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-01T11:55:06.918196Z"},"content_sha256":"3c5f5ef7a6a9e6861312c79e677718d4291efae71284adda93baa52c4ca52a4b","schema_version":"1.0","event_id":"sha256:3c5f5ef7a6a9e6861312c79e677718d4291efae71284adda93baa52c4ca52a4b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UZHKZWQIZN7MKZCATRU4K7QS46/bundle.json","state_url":"https://pith.science/pith/UZHKZWQIZN7MKZCATRU4K7QS46/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UZHKZWQIZN7MKZCATRU4K7QS46/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":"2026-07-01T11:55:06Z","links":{"resolver":"https://pith.science/pith/UZHKZWQIZN7MKZCATRU4K7QS46","bundle":"https://pith.science/pith/UZHKZWQIZN7MKZCATRU4K7QS46/bundle.json","state":"https://pith.science/pith/UZHKZWQIZN7MKZCATRU4K7QS46/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UZHKZWQIZN7MKZCATRU4K7QS46/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:UZHKZWQIZN7MKZCATRU4K7QS46","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":"e6f85a1809f3005e7ef2a9bb314c42ce3f38261ca0d849e9f221a594719fcca1","cross_cats_sorted":["physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2011-12-06T13:25:27Z","title_canon_sha256":"0813e80ca608b9df368b29c585fee563b617ca704b183cc878a83e3506047faa"},"schema_version":"1.0","source":{"id":"1112.1268","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1112.1268","created_at":"2026-05-18T04:06:55Z"},{"alias_kind":"arxiv_version","alias_value":"1112.1268v1","created_at":"2026-05-18T04:06:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1112.1268","created_at":"2026-05-18T04:06:55Z"},{"alias_kind":"pith_short_12","alias_value":"UZHKZWQIZN7M","created_at":"2026-05-18T12:26:42Z"},{"alias_kind":"pith_short_16","alias_value":"UZHKZWQIZN7MKZCA","created_at":"2026-05-18T12:26:42Z"},{"alias_kind":"pith_short_8","alias_value":"UZHKZWQI","created_at":"2026-05-18T12:26:42Z"}],"graph_snapshots":[{"event_id":"sha256:3c5f5ef7a6a9e6861312c79e677718d4291efae71284adda93baa52c4ca52a4b","target":"graph","created_at":"2026-05-18T04:06:55Z","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 present an implicit solvent model for ab initio electronic structure calculations which is fully self-consistent and is based on direct solution of the nonhomogeneous Poisson equation. The solute cavity is naturally defined in terms of an isosurface of the electronic density according to the formula of Fattebert and Gygi (J. Comp. Chem. 23, 6 (2002)). While this model depends on only two parameters, we demonstrate that by using appropriate boundary conditions and dispersion-repulsion contributions, solvation energies obtained for an extensive test set including neutral and charged molecules","authors_text":"Arash A. Mostofi, Chris-Kriton Skylaris, Hatem H. Helal, Jacek Dziedzic, Mike C. Payne","cross_cats":["physics.chem-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2011-12-06T13:25:27Z","title":"Minimal parameter implicit solvent model for ab initio electronic structure calculations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1112.1268","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:a0249a34866462e6c23ae323638e93dfc85c77ca87a4b6a88e4ee66d3dc37c7e","target":"record","created_at":"2026-05-18T04:06:55Z","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":"e6f85a1809f3005e7ef2a9bb314c42ce3f38261ca0d849e9f221a594719fcca1","cross_cats_sorted":["physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2011-12-06T13:25:27Z","title_canon_sha256":"0813e80ca608b9df368b29c585fee563b617ca704b183cc878a83e3506047faa"},"schema_version":"1.0","source":{"id":"1112.1268","kind":"arxiv","version":1}},"canonical_sha256":"a64eacda08cb7ec564409c69c57e12e78df093e12b4c90c6b0d89d420a751889","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a64eacda08cb7ec564409c69c57e12e78df093e12b4c90c6b0d89d420a751889","first_computed_at":"2026-05-18T04:06:55.868979Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:06:55.868979Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gBwfhWXts84kJ1QUFNpwKhW8J3AbpKjIDDouGP9shVc1sVJkDs/sOezFT80B00aKJrGk92xqAmSMsIYSKEcgAg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:06:55.869695Z","signed_message":"canonical_sha256_bytes"},"source_id":"1112.1268","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a0249a34866462e6c23ae323638e93dfc85c77ca87a4b6a88e4ee66d3dc37c7e","sha256:3c5f5ef7a6a9e6861312c79e677718d4291efae71284adda93baa52c4ca52a4b"],"state_sha256":"b9a0a5fd8049fe62819fbf689281385b96fd1493833a1d8658f3fa426a0cd403"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aNt+2X9Tr9Rpiq6LnSZ/7FatFiwuLRp2A+LgKkHDz8+w0ODww7eyVssjD566BRGlqo1SfDTTTCODrkwICtg8BQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-01T11:55:06.920343Z","bundle_sha256":"ca6bd6599a4ba5a9a8c884a3cf850941c4f8f8f573dbd57b244048fe51ff0315"}}