{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:3GZFKDKKXSDSJ3YZBLPGQS54WI","short_pith_number":"pith:3GZFKDKK","canonical_record":{"source":{"id":"1805.07406","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-05-18T19:30:12Z","cross_cats_sorted":[],"title_canon_sha256":"1681f4bad12ccb979796061fb0c1d48d7a4762550d4be25fbbeb0d5eecc0f94f","abstract_canon_sha256":"01dd7eedfe08e3e2fed6c745d1cd2122f6c637b5630ca6a0ab6c1e68c2b832d8"},"schema_version":"1.0"},"canonical_sha256":"d9b2550d4abc8724ef190ade684bbcb22d8c659560f43e189e1db036c218c957","source":{"kind":"arxiv","id":"1805.07406","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.07406","created_at":"2026-05-18T00:06:39Z"},{"alias_kind":"arxiv_version","alias_value":"1805.07406v1","created_at":"2026-05-18T00:06:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.07406","created_at":"2026-05-18T00:06:39Z"},{"alias_kind":"pith_short_12","alias_value":"3GZFKDKKXSDS","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_16","alias_value":"3GZFKDKKXSDSJ3YZ","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_8","alias_value":"3GZFKDKK","created_at":"2026-05-18T12:32:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:3GZFKDKKXSDSJ3YZBLPGQS54WI","target":"record","payload":{"canonical_record":{"source":{"id":"1805.07406","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-05-18T19:30:12Z","cross_cats_sorted":[],"title_canon_sha256":"1681f4bad12ccb979796061fb0c1d48d7a4762550d4be25fbbeb0d5eecc0f94f","abstract_canon_sha256":"01dd7eedfe08e3e2fed6c745d1cd2122f6c637b5630ca6a0ab6c1e68c2b832d8"},"schema_version":"1.0"},"canonical_sha256":"d9b2550d4abc8724ef190ade684bbcb22d8c659560f43e189e1db036c218c957","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:06:39.760754Z","signature_b64":"P9wl06qUZjUJM2Ggi2MP49JMXkakNg3HDOm+wpOMsdZOUcq6EpV83xKE2yW1742LA1cKS5wJvLS7+tUqFKx6Cg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d9b2550d4abc8724ef190ade684bbcb22d8c659560f43e189e1db036c218c957","last_reissued_at":"2026-05-18T00:06:39.760266Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:06:39.760266Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1805.07406","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":"2026-05-18T00:06:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rjRRTbj01CWArywR6MCF7fAMKR++thkCBjgPIvD7T87MRMGT4MoQTQRJq3WOzxfHhIIjaj2XSApsBmAmCuXZDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T16:19:46.998124Z"},"content_sha256":"b38f8225aaf50a78e4cbeb45e3cf8d71251312e181ef74a2ad8aafe8512c406a","schema_version":"1.0","event_id":"sha256:b38f8225aaf50a78e4cbeb45e3cf8d71251312e181ef74a2ad8aafe8512c406a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:3GZFKDKKXSDSJ3YZBLPGQS54WI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"An efficient hybrid orbital representation for quantum Monte Carlo calculations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Kenneth P. Esler, Luke Shulenburger, Paul R. C. Kent, Ye Luo","submitted_at":"2018-05-18T19:30:12Z","abstract_excerpt":"The scale and complexity of quantum system to which real-space quantum Monte Carlo (QMC) can be applied in part depends on the representation and memory usage of the trial wavefunction. B-splines, the computationally most efficient basis set, can have memory requirements exceeding the capacity of a single computational node. This situation has traditionally forced a difficult choice of either using slow internode communication or a potentially less accurate but smaller basis set such as Gaussians. Here, we introduce a hybrid representation of the single particle orbitals that combine a localiz"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.07406","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":"2026-05-18T00:06:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/FS46veZP+C7pHVF1I+LvPX4kLgGXGxjFrXKkF+jh9BuOR1Xh5dwmx5vnjVOKys1LEWRZWVSpIsj+slMQp4AAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T16:19:46.998845Z"},"content_sha256":"244cf4865ca68c598bd2a2c23307f4830a6244514f2671b32b0a0eca71c4e1a0","schema_version":"1.0","event_id":"sha256:244cf4865ca68c598bd2a2c23307f4830a6244514f2671b32b0a0eca71c4e1a0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3GZFKDKKXSDSJ3YZBLPGQS54WI/bundle.json","state_url":"https://pith.science/pith/3GZFKDKKXSDSJ3YZBLPGQS54WI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3GZFKDKKXSDSJ3YZBLPGQS54WI/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":"2026-05-29T16:19:47Z","links":{"resolver":"https://pith.science/pith/3GZFKDKKXSDSJ3YZBLPGQS54WI","bundle":"https://pith.science/pith/3GZFKDKKXSDSJ3YZBLPGQS54WI/bundle.json","state":"https://pith.science/pith/3GZFKDKKXSDSJ3YZBLPGQS54WI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3GZFKDKKXSDSJ3YZBLPGQS54WI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:3GZFKDKKXSDSJ3YZBLPGQS54WI","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":"01dd7eedfe08e3e2fed6c745d1cd2122f6c637b5630ca6a0ab6c1e68c2b832d8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-05-18T19:30:12Z","title_canon_sha256":"1681f4bad12ccb979796061fb0c1d48d7a4762550d4be25fbbeb0d5eecc0f94f"},"schema_version":"1.0","source":{"id":"1805.07406","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.07406","created_at":"2026-05-18T00:06:39Z"},{"alias_kind":"arxiv_version","alias_value":"1805.07406v1","created_at":"2026-05-18T00:06:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.07406","created_at":"2026-05-18T00:06:39Z"},{"alias_kind":"pith_short_12","alias_value":"3GZFKDKKXSDS","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_16","alias_value":"3GZFKDKKXSDSJ3YZ","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_8","alias_value":"3GZFKDKK","created_at":"2026-05-18T12:32:02Z"}],"graph_snapshots":[{"event_id":"sha256:244cf4865ca68c598bd2a2c23307f4830a6244514f2671b32b0a0eca71c4e1a0","target":"graph","created_at":"2026-05-18T00:06:39Z","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 scale and complexity of quantum system to which real-space quantum Monte Carlo (QMC) can be applied in part depends on the representation and memory usage of the trial wavefunction. B-splines, the computationally most efficient basis set, can have memory requirements exceeding the capacity of a single computational node. This situation has traditionally forced a difficult choice of either using slow internode communication or a potentially less accurate but smaller basis set such as Gaussians. Here, we introduce a hybrid representation of the single particle orbitals that combine a localiz","authors_text":"Kenneth P. Esler, Luke Shulenburger, Paul R. C. Kent, Ye Luo","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-05-18T19:30:12Z","title":"An efficient hybrid orbital representation for quantum Monte Carlo calculations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.07406","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:b38f8225aaf50a78e4cbeb45e3cf8d71251312e181ef74a2ad8aafe8512c406a","target":"record","created_at":"2026-05-18T00:06:39Z","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":"01dd7eedfe08e3e2fed6c745d1cd2122f6c637b5630ca6a0ab6c1e68c2b832d8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-05-18T19:30:12Z","title_canon_sha256":"1681f4bad12ccb979796061fb0c1d48d7a4762550d4be25fbbeb0d5eecc0f94f"},"schema_version":"1.0","source":{"id":"1805.07406","kind":"arxiv","version":1}},"canonical_sha256":"d9b2550d4abc8724ef190ade684bbcb22d8c659560f43e189e1db036c218c957","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d9b2550d4abc8724ef190ade684bbcb22d8c659560f43e189e1db036c218c957","first_computed_at":"2026-05-18T00:06:39.760266Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:06:39.760266Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"P9wl06qUZjUJM2Ggi2MP49JMXkakNg3HDOm+wpOMsdZOUcq6EpV83xKE2yW1742LA1cKS5wJvLS7+tUqFKx6Cg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:06:39.760754Z","signed_message":"canonical_sha256_bytes"},"source_id":"1805.07406","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b38f8225aaf50a78e4cbeb45e3cf8d71251312e181ef74a2ad8aafe8512c406a","sha256:244cf4865ca68c598bd2a2c23307f4830a6244514f2671b32b0a0eca71c4e1a0"],"state_sha256":"b7dcbc165678300e47e059e9f2bddf8ddc3d3fde413027cba5a3e7aab55c7df6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vlZtnvAlUrGbjQqFIw+DZB/OacfxD/lsUkATamsW4nB89pINVyyMw4neMZmWdOaWETPkScJb9swPIkfCmV5oAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-29T16:19:47.016230Z","bundle_sha256":"fd7d6e7a9eb0d4d5c2e5cdcb2d8335fb40ccb688e8804a1fbbefb3fc35cf0b14"}}