{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:RTZZZQQRPXU236PI7ZDCR7WDRA","short_pith_number":"pith:RTZZZQQR","canonical_record":{"source":{"id":"1403.0711","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2014-03-04T08:09:14Z","cross_cats_sorted":["cond-mat.mtrl-sci","hep-lat"],"title_canon_sha256":"d92e7070f62c4ce6e6632ca804b2502db6bf8a207a1d56364533efe6eec76ec0","abstract_canon_sha256":"366cf5566057f9189f82b712909e51a210844a9b2b148b71f4933221900f98cb"},"schema_version":"1.0"},"canonical_sha256":"8cf39cc2117de9adf9e8fe4628fec3883e0a184cbe9b0a6ff15faf99987c8991","source":{"kind":"arxiv","id":"1403.0711","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1403.0711","created_at":"2026-05-18T02:51:48Z"},{"alias_kind":"arxiv_version","alias_value":"1403.0711v2","created_at":"2026-05-18T02:51:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1403.0711","created_at":"2026-05-18T02:51:48Z"},{"alias_kind":"pith_short_12","alias_value":"RTZZZQQRPXU2","created_at":"2026-05-18T12:28:46Z"},{"alias_kind":"pith_short_16","alias_value":"RTZZZQQRPXU236PI","created_at":"2026-05-18T12:28:46Z"},{"alias_kind":"pith_short_8","alias_value":"RTZZZQQR","created_at":"2026-05-18T12:28:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:RTZZZQQRPXU236PI7ZDCR7WDRA","target":"record","payload":{"canonical_record":{"source":{"id":"1403.0711","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2014-03-04T08:09:14Z","cross_cats_sorted":["cond-mat.mtrl-sci","hep-lat"],"title_canon_sha256":"d92e7070f62c4ce6e6632ca804b2502db6bf8a207a1d56364533efe6eec76ec0","abstract_canon_sha256":"366cf5566057f9189f82b712909e51a210844a9b2b148b71f4933221900f98cb"},"schema_version":"1.0"},"canonical_sha256":"8cf39cc2117de9adf9e8fe4628fec3883e0a184cbe9b0a6ff15faf99987c8991","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:51:48.345258Z","signature_b64":"B/yif3SYPeLDXoKijPutprgEdYdZ1MBrMD7lY28G1Kurp9Sf30f2bK8uGzVE6NIONo/a39Ia4NxJah/p9+SvBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8cf39cc2117de9adf9e8fe4628fec3883e0a184cbe9b0a6ff15faf99987c8991","last_reissued_at":"2026-05-18T02:51:48.344665Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:51:48.344665Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1403.0711","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":"2026-05-18T02:51:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5/O0x0d/3X4vF9/TSZ+UejHjRXYBJ04/XBqY3Gb9Pibo/C+nfkYHkiTN+ey1jdWREM+jwDDp9sE5fiPeml3wBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T13:25:14.727325Z"},"content_sha256":"b3110573f7043999d6720023ae9268fa33c4ce2f0aa7a3cace8981a4707e9e13","schema_version":"1.0","event_id":"sha256:b3110573f7043999d6720023ae9268fa33c4ce2f0aa7a3cace8981a4707e9e13"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:RTZZZQQRPXU236PI7ZDCR7WDRA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Local representation of N-body Coulomb energy with path integrals","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci","hep-lat"],"primary_cat":"physics.comp-ph","authors_text":"Haruki Nakamura, Junichi Higo, Takanori Sugihara","submitted_at":"2014-03-04T08:09:14Z","abstract_excerpt":"We represent N-body Coulomb energy in a localized form to achieve massive parallelism. It is a well-known fact that Green's functions can be written as path integrals of field theory. Since two-body Coulomb potential is a Green's function of Poisson equations, it reduces to a path integral of free scalar field theory with three spatial dimensions. This means that N-body one also reduces to a path integral. We discretize real space with a cubic lattice and evaluate the obtained multiple integrals approximately with the Markov-chain Monte Carlo method."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1403.0711","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":"2026-05-18T02:51:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fB/g0KH2NbNH2nuJlodCZcyCoegg4CJWzf/4oxsbwy/ZJfbpPhAra8U8gQrHJYwNIuaugskUNPkILb+yDw8sDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T13:25:14.727775Z"},"content_sha256":"df4b7bb1e4cbd9ae1dffec0f290b2986f2d3f1949ec01f8f9739d6b857c7a8d2","schema_version":"1.0","event_id":"sha256:df4b7bb1e4cbd9ae1dffec0f290b2986f2d3f1949ec01f8f9739d6b857c7a8d2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RTZZZQQRPXU236PI7ZDCR7WDRA/bundle.json","state_url":"https://pith.science/pith/RTZZZQQRPXU236PI7ZDCR7WDRA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RTZZZQQRPXU236PI7ZDCR7WDRA/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":"2026-05-27T13:25:14Z","links":{"resolver":"https://pith.science/pith/RTZZZQQRPXU236PI7ZDCR7WDRA","bundle":"https://pith.science/pith/RTZZZQQRPXU236PI7ZDCR7WDRA/bundle.json","state":"https://pith.science/pith/RTZZZQQRPXU236PI7ZDCR7WDRA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RTZZZQQRPXU236PI7ZDCR7WDRA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:RTZZZQQRPXU236PI7ZDCR7WDRA","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":"366cf5566057f9189f82b712909e51a210844a9b2b148b71f4933221900f98cb","cross_cats_sorted":["cond-mat.mtrl-sci","hep-lat"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2014-03-04T08:09:14Z","title_canon_sha256":"d92e7070f62c4ce6e6632ca804b2502db6bf8a207a1d56364533efe6eec76ec0"},"schema_version":"1.0","source":{"id":"1403.0711","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1403.0711","created_at":"2026-05-18T02:51:48Z"},{"alias_kind":"arxiv_version","alias_value":"1403.0711v2","created_at":"2026-05-18T02:51:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1403.0711","created_at":"2026-05-18T02:51:48Z"},{"alias_kind":"pith_short_12","alias_value":"RTZZZQQRPXU2","created_at":"2026-05-18T12:28:46Z"},{"alias_kind":"pith_short_16","alias_value":"RTZZZQQRPXU236PI","created_at":"2026-05-18T12:28:46Z"},{"alias_kind":"pith_short_8","alias_value":"RTZZZQQR","created_at":"2026-05-18T12:28:46Z"}],"graph_snapshots":[{"event_id":"sha256:df4b7bb1e4cbd9ae1dffec0f290b2986f2d3f1949ec01f8f9739d6b857c7a8d2","target":"graph","created_at":"2026-05-18T02:51:48Z","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 represent N-body Coulomb energy in a localized form to achieve massive parallelism. It is a well-known fact that Green's functions can be written as path integrals of field theory. Since two-body Coulomb potential is a Green's function of Poisson equations, it reduces to a path integral of free scalar field theory with three spatial dimensions. This means that N-body one also reduces to a path integral. We discretize real space with a cubic lattice and evaluate the obtained multiple integrals approximately with the Markov-chain Monte Carlo method.","authors_text":"Haruki Nakamura, Junichi Higo, Takanori Sugihara","cross_cats":["cond-mat.mtrl-sci","hep-lat"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2014-03-04T08:09:14Z","title":"Local representation of N-body Coulomb energy with path integrals"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1403.0711","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:b3110573f7043999d6720023ae9268fa33c4ce2f0aa7a3cace8981a4707e9e13","target":"record","created_at":"2026-05-18T02:51:48Z","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":"366cf5566057f9189f82b712909e51a210844a9b2b148b71f4933221900f98cb","cross_cats_sorted":["cond-mat.mtrl-sci","hep-lat"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2014-03-04T08:09:14Z","title_canon_sha256":"d92e7070f62c4ce6e6632ca804b2502db6bf8a207a1d56364533efe6eec76ec0"},"schema_version":"1.0","source":{"id":"1403.0711","kind":"arxiv","version":2}},"canonical_sha256":"8cf39cc2117de9adf9e8fe4628fec3883e0a184cbe9b0a6ff15faf99987c8991","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8cf39cc2117de9adf9e8fe4628fec3883e0a184cbe9b0a6ff15faf99987c8991","first_computed_at":"2026-05-18T02:51:48.344665Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:51:48.344665Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"B/yif3SYPeLDXoKijPutprgEdYdZ1MBrMD7lY28G1Kurp9Sf30f2bK8uGzVE6NIONo/a39Ia4NxJah/p9+SvBw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:51:48.345258Z","signed_message":"canonical_sha256_bytes"},"source_id":"1403.0711","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b3110573f7043999d6720023ae9268fa33c4ce2f0aa7a3cace8981a4707e9e13","sha256:df4b7bb1e4cbd9ae1dffec0f290b2986f2d3f1949ec01f8f9739d6b857c7a8d2"],"state_sha256":"0c31de15b3c12c5ab00dac6dff0dc2ba7403e52eba969c2fb164241601ea5b6f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1tjUTKka5S+ucRULhZqGntwGWvpOTkhKEk0gloLlvyCiAeDyBEIPshzLfH6S6ajTHPwz7ZQOBp8h02f/ndi5AQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T13:25:14.735185Z","bundle_sha256":"c524f55314b538aeb2bded3d9597b74438112e7797efd59f7d248aa6c2450598"}}