{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:3C7TNSSV5UQTHAAV2YGVARC5RV","short_pith_number":"pith:3C7TNSSV","canonical_record":{"source":{"id":"1607.04594","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.NA","submitted_at":"2016-07-10T01:40:14Z","cross_cats_sorted":["physics.comp-ph","q-bio.BM"],"title_canon_sha256":"99fc3c199138f7f7d90794baba4d184fd1106ae905c99ceccfb3f1518d685d05","abstract_canon_sha256":"2e80212370be466b3a236134d8eb2fcc55585c5b57945908e6fbd33fcaa5cc77"},"schema_version":"1.0"},"canonical_sha256":"d8bf36ca55ed21338015d60d50445d8d54030a153204a93571828ec1a0034410","source":{"kind":"arxiv","id":"1607.04594","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1607.04594","created_at":"2026-05-18T01:11:00Z"},{"alias_kind":"arxiv_version","alias_value":"1607.04594v1","created_at":"2026-05-18T01:11:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1607.04594","created_at":"2026-05-18T01:11:00Z"},{"alias_kind":"pith_short_12","alias_value":"3C7TNSSV5UQT","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_16","alias_value":"3C7TNSSV5UQTHAAV","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_8","alias_value":"3C7TNSSV","created_at":"2026-05-18T12:29:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:3C7TNSSV5UQTHAAV2YGVARC5RV","target":"record","payload":{"canonical_record":{"source":{"id":"1607.04594","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.NA","submitted_at":"2016-07-10T01:40:14Z","cross_cats_sorted":["physics.comp-ph","q-bio.BM"],"title_canon_sha256":"99fc3c199138f7f7d90794baba4d184fd1106ae905c99ceccfb3f1518d685d05","abstract_canon_sha256":"2e80212370be466b3a236134d8eb2fcc55585c5b57945908e6fbd33fcaa5cc77"},"schema_version":"1.0"},"canonical_sha256":"d8bf36ca55ed21338015d60d50445d8d54030a153204a93571828ec1a0034410","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:11:00.799701Z","signature_b64":"OrZme5qN+QZxX3GaBMhTXIqu1/AMoOOheUvTBSnAbQnyiM+nZjD8CcB0HjGql6nqJgt4/fGhKDGvMy1UiBe2CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d8bf36ca55ed21338015d60d50445d8d54030a153204a93571828ec1a0034410","last_reissued_at":"2026-05-18T01:11:00.798997Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:11:00.798997Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1607.04594","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":"2026-05-18T01:11:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JYIMC64LIRyHlWGIxNatxG6kURYG6pJyyf7Si4qhKSbWnCVjrj+JrgLCX1i2CEW6WW8MvhBST2MH1bGgk/C2AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T13:35:37.945908Z"},"content_sha256":"3415a4d41b6ef2d58ad1c97822b94caccc22257f28592a75cb150c99cce63d50","schema_version":"1.0","event_id":"sha256:3415a4d41b6ef2d58ad1c97822b94caccc22257f28592a75cb150c99cce63d50"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:3C7TNSSV5UQTHAAV2YGVARC5RV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Accurate, robust and reliable calculations of Poisson-Boltzmann solvation energies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.comp-ph","q-bio.BM"],"primary_cat":"math.NA","authors_text":"Bao Wang, Guowei Wei","submitted_at":"2016-07-10T01:40:14Z","abstract_excerpt":"Developing accurate solvers for the Poisson Boltzmann (PB) model is the first step to make the PB model suitable for implicit solvent simulation. Reducing the grid size influence on the performance of the solver benefits to increasing the speed of solver and providing accurate electrostatics analysis for solvated molecules. In this work, we explore the accurate coarse grid PB solver based on the Green's function treatment of the singular charges, matched interface and boundary (MIB) method for treating the geometric singularities, and posterior electrostatic potential field extension for calcu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1607.04594","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":"2026-05-18T01:11:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BIFoBAmhp50ab6txl/aBVPGkGM2P2BVbfE9/zV8BP1Kd+x57If1sMrqBqSM8Jaa6s+oo1o2jsL5F+6cOYd/YCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T13:35:37.946276Z"},"content_sha256":"da9fde5fa6257698fdb42f0f7405d4dc6e0af6d9c04cb4e8600e02344d9257c1","schema_version":"1.0","event_id":"sha256:da9fde5fa6257698fdb42f0f7405d4dc6e0af6d9c04cb4e8600e02344d9257c1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3C7TNSSV5UQTHAAV2YGVARC5RV/bundle.json","state_url":"https://pith.science/pith/3C7TNSSV5UQTHAAV2YGVARC5RV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3C7TNSSV5UQTHAAV2YGVARC5RV/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":"2026-06-08T13:35:37Z","links":{"resolver":"https://pith.science/pith/3C7TNSSV5UQTHAAV2YGVARC5RV","bundle":"https://pith.science/pith/3C7TNSSV5UQTHAAV2YGVARC5RV/bundle.json","state":"https://pith.science/pith/3C7TNSSV5UQTHAAV2YGVARC5RV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3C7TNSSV5UQTHAAV2YGVARC5RV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:3C7TNSSV5UQTHAAV2YGVARC5RV","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":"2e80212370be466b3a236134d8eb2fcc55585c5b57945908e6fbd33fcaa5cc77","cross_cats_sorted":["physics.comp-ph","q-bio.BM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.NA","submitted_at":"2016-07-10T01:40:14Z","title_canon_sha256":"99fc3c199138f7f7d90794baba4d184fd1106ae905c99ceccfb3f1518d685d05"},"schema_version":"1.0","source":{"id":"1607.04594","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1607.04594","created_at":"2026-05-18T01:11:00Z"},{"alias_kind":"arxiv_version","alias_value":"1607.04594v1","created_at":"2026-05-18T01:11:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1607.04594","created_at":"2026-05-18T01:11:00Z"},{"alias_kind":"pith_short_12","alias_value":"3C7TNSSV5UQT","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_16","alias_value":"3C7TNSSV5UQTHAAV","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_8","alias_value":"3C7TNSSV","created_at":"2026-05-18T12:29:55Z"}],"graph_snapshots":[{"event_id":"sha256:da9fde5fa6257698fdb42f0f7405d4dc6e0af6d9c04cb4e8600e02344d9257c1","target":"graph","created_at":"2026-05-18T01:11:00Z","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":"Developing accurate solvers for the Poisson Boltzmann (PB) model is the first step to make the PB model suitable for implicit solvent simulation. Reducing the grid size influence on the performance of the solver benefits to increasing the speed of solver and providing accurate electrostatics analysis for solvated molecules. In this work, we explore the accurate coarse grid PB solver based on the Green's function treatment of the singular charges, matched interface and boundary (MIB) method for treating the geometric singularities, and posterior electrostatic potential field extension for calcu","authors_text":"Bao Wang, Guowei Wei","cross_cats":["physics.comp-ph","q-bio.BM"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.NA","submitted_at":"2016-07-10T01:40:14Z","title":"Accurate, robust and reliable calculations of Poisson-Boltzmann solvation energies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1607.04594","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":"sha256:3415a4d41b6ef2d58ad1c97822b94caccc22257f28592a75cb150c99cce63d50","target":"record","created_at":"2026-05-18T01:11:00Z","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":"2e80212370be466b3a236134d8eb2fcc55585c5b57945908e6fbd33fcaa5cc77","cross_cats_sorted":["physics.comp-ph","q-bio.BM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.NA","submitted_at":"2016-07-10T01:40:14Z","title_canon_sha256":"99fc3c199138f7f7d90794baba4d184fd1106ae905c99ceccfb3f1518d685d05"},"schema_version":"1.0","source":{"id":"1607.04594","kind":"arxiv","version":1}},"canonical_sha256":"d8bf36ca55ed21338015d60d50445d8d54030a153204a93571828ec1a0034410","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d8bf36ca55ed21338015d60d50445d8d54030a153204a93571828ec1a0034410","first_computed_at":"2026-05-18T01:11:00.798997Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:11:00.798997Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"OrZme5qN+QZxX3GaBMhTXIqu1/AMoOOheUvTBSnAbQnyiM+nZjD8CcB0HjGql6nqJgt4/fGhKDGvMy1UiBe2CA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:11:00.799701Z","signed_message":"canonical_sha256_bytes"},"source_id":"1607.04594","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3415a4d41b6ef2d58ad1c97822b94caccc22257f28592a75cb150c99cce63d50","sha256:da9fde5fa6257698fdb42f0f7405d4dc6e0af6d9c04cb4e8600e02344d9257c1"],"state_sha256":"eaf4b912cc9781c6a53801c2b4015207a74f5ba62ef2184e7a9508ab7966b130"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9D8cGhJ1ajrxOh1Y9sT1MTMMdhIx1yM+bZWIkqZRO2OdyvtQnvMit6JtFGwcq9hNozH+Kj3XCh7QGnamrdTWBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T13:35:37.948219Z","bundle_sha256":"b2ac6b5817f10ec66791847d3f5ff879befc9dae36a14ffa62e8df99a521b47d"}}