{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:U75HQAU4E5TTIUSWFGTAORGH2Z","short_pith_number":"pith:U75HQAU4","canonical_record":{"source":{"id":"1903.06713","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-03-15T18:00:01Z","cross_cats_sorted":["cond-mat.dis-nn","quant-ph"],"title_canon_sha256":"eb1a4e1d810fc62ce7f05429bea03c5a1126bb2a138dc62adeac91ae799a3799","abstract_canon_sha256":"5b9e39be4e40b0611cfcf07173b733f964c2a5a3cee76d5be481f2caa79d0691"},"schema_version":"1.0"},"canonical_sha256":"a7fa78029c276734525629a60744c7d65dd021f261b172b645fa020c21bbbc15","source":{"kind":"arxiv","id":"1903.06713","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.06713","created_at":"2026-07-05T00:05:07Z"},{"alias_kind":"arxiv_version","alias_value":"1903.06713v1","created_at":"2026-07-05T00:05:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.06713","created_at":"2026-07-05T00:05:07Z"},{"alias_kind":"pith_short_12","alias_value":"U75HQAU4E5TT","created_at":"2026-07-05T00:05:07Z"},{"alias_kind":"pith_short_16","alias_value":"U75HQAU4E5TTIUSW","created_at":"2026-07-05T00:05:07Z"},{"alias_kind":"pith_short_8","alias_value":"U75HQAU4","created_at":"2026-07-05T00:05:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:U75HQAU4E5TTIUSWFGTAORGH2Z","target":"record","payload":{"canonical_record":{"source":{"id":"1903.06713","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-03-15T18:00:01Z","cross_cats_sorted":["cond-mat.dis-nn","quant-ph"],"title_canon_sha256":"eb1a4e1d810fc62ce7f05429bea03c5a1126bb2a138dc62adeac91ae799a3799","abstract_canon_sha256":"5b9e39be4e40b0611cfcf07173b733f964c2a5a3cee76d5be481f2caa79d0691"},"schema_version":"1.0"},"canonical_sha256":"a7fa78029c276734525629a60744c7d65dd021f261b172b645fa020c21bbbc15","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:05:07.580235Z","signature_b64":"CajjDdTmHjDxyRqCZk0R+w0YG6s5TJz0M/6wIvlZhGCoOypoShKAm3AM2sUt8loz+hEgy/cq4Y6JdHBJ8kK3Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a7fa78029c276734525629a60744c7d65dd021f261b172b645fa020c21bbbc15","last_reissued_at":"2026-07-05T00:05:07.579772Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:05:07.579772Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1903.06713","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":"2026-07-05T00:05:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qA6L57/zRZI36hM7/0HZy6xVx/HxSezMdRaW92RoNsK6JhY89MtQ350X9yODMI75dk3KPXFrRlVFvevLhw1DBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T06:15:12.690531Z"},"content_sha256":"b8266a221daf73bdbd8498da69c5b77310543272690c511b43caf9e8cf81afc7","schema_version":"1.0","event_id":"sha256:b8266a221daf73bdbd8498da69c5b77310543272690c511b43caf9e8cf81afc7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:U75HQAU4E5TTIUSWFGTAORGH2Z","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Study of the Two-Dimensional Frustrated J1-J2 Model with Neural Network Quantum States","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.dis-nn","quant-ph"],"primary_cat":"cond-mat.str-el","authors_text":"Giuseppe Carleo, Kenny Choo, Titus Neupert","submitted_at":"2019-03-15T18:00:01Z","abstract_excerpt":"The use of artificial neural networks to represent quantum wave-functions has recently attracted interest as a way to solve complex many-body problems. The potential of these variational parameterizations has been supported by analytical and numerical evidence in controlled benchmarks. While approaching the end of the early research phase in this field, it becomes increasingly important to show how neural-network states perform for models and physical problems that constitute a clear open challenge for other many-body computational methods. In this paper we start addressing this aspect, concen"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.06713","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1903.06713/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":"2026-07-05T00:05:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FwuRcJmAR4o5ZFbAAS2kvO6Zno9Q0IQ5x5V0hopoDuFWDU2H4iTXtNwWqnLq45gb/xBtK2OjY3tbGvQJ8BtQAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T06:15:12.691039Z"},"content_sha256":"9361682f2f6a8e877034fa69363294833206fb343e2f01ea6955a6fae4341f8d","schema_version":"1.0","event_id":"sha256:9361682f2f6a8e877034fa69363294833206fb343e2f01ea6955a6fae4341f8d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/U75HQAU4E5TTIUSWFGTAORGH2Z/bundle.json","state_url":"https://pith.science/pith/U75HQAU4E5TTIUSWFGTAORGH2Z/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/U75HQAU4E5TTIUSWFGTAORGH2Z/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":"2026-08-07T06:15:12Z","links":{"resolver":"https://pith.science/pith/U75HQAU4E5TTIUSWFGTAORGH2Z","bundle":"https://pith.science/pith/U75HQAU4E5TTIUSWFGTAORGH2Z/bundle.json","state":"https://pith.science/pith/U75HQAU4E5TTIUSWFGTAORGH2Z/state.json","well_known_bundle":"https://pith.science/.well-known/pith/U75HQAU4E5TTIUSWFGTAORGH2Z/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:U75HQAU4E5TTIUSWFGTAORGH2Z","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":"5b9e39be4e40b0611cfcf07173b733f964c2a5a3cee76d5be481f2caa79d0691","cross_cats_sorted":["cond-mat.dis-nn","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-03-15T18:00:01Z","title_canon_sha256":"eb1a4e1d810fc62ce7f05429bea03c5a1126bb2a138dc62adeac91ae799a3799"},"schema_version":"1.0","source":{"id":"1903.06713","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.06713","created_at":"2026-07-05T00:05:07Z"},{"alias_kind":"arxiv_version","alias_value":"1903.06713v1","created_at":"2026-07-05T00:05:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.06713","created_at":"2026-07-05T00:05:07Z"},{"alias_kind":"pith_short_12","alias_value":"U75HQAU4E5TT","created_at":"2026-07-05T00:05:07Z"},{"alias_kind":"pith_short_16","alias_value":"U75HQAU4E5TTIUSW","created_at":"2026-07-05T00:05:07Z"},{"alias_kind":"pith_short_8","alias_value":"U75HQAU4","created_at":"2026-07-05T00:05:07Z"}],"graph_snapshots":[{"event_id":"sha256:9361682f2f6a8e877034fa69363294833206fb343e2f01ea6955a6fae4341f8d","target":"graph","created_at":"2026-07-05T00:05:07Z","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/1903.06713/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The use of artificial neural networks to represent quantum wave-functions has recently attracted interest as a way to solve complex many-body problems. The potential of these variational parameterizations has been supported by analytical and numerical evidence in controlled benchmarks. While approaching the end of the early research phase in this field, it becomes increasingly important to show how neural-network states perform for models and physical problems that constitute a clear open challenge for other many-body computational methods. In this paper we start addressing this aspect, concen","authors_text":"Giuseppe Carleo, Kenny Choo, Titus Neupert","cross_cats":["cond-mat.dis-nn","quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-03-15T18:00:01Z","title":"Study of the Two-Dimensional Frustrated J1-J2 Model with Neural Network Quantum States"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.06713","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:b8266a221daf73bdbd8498da69c5b77310543272690c511b43caf9e8cf81afc7","target":"record","created_at":"2026-07-05T00:05:07Z","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":"5b9e39be4e40b0611cfcf07173b733f964c2a5a3cee76d5be481f2caa79d0691","cross_cats_sorted":["cond-mat.dis-nn","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-03-15T18:00:01Z","title_canon_sha256":"eb1a4e1d810fc62ce7f05429bea03c5a1126bb2a138dc62adeac91ae799a3799"},"schema_version":"1.0","source":{"id":"1903.06713","kind":"arxiv","version":1}},"canonical_sha256":"a7fa78029c276734525629a60744c7d65dd021f261b172b645fa020c21bbbc15","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a7fa78029c276734525629a60744c7d65dd021f261b172b645fa020c21bbbc15","first_computed_at":"2026-07-05T00:05:07.579772Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:05:07.579772Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"CajjDdTmHjDxyRqCZk0R+w0YG6s5TJz0M/6wIvlZhGCoOypoShKAm3AM2sUt8loz+hEgy/cq4Y6JdHBJ8kK3Cw==","signature_status":"signed_v1","signed_at":"2026-07-05T00:05:07.580235Z","signed_message":"canonical_sha256_bytes"},"source_id":"1903.06713","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b8266a221daf73bdbd8498da69c5b77310543272690c511b43caf9e8cf81afc7","sha256:9361682f2f6a8e877034fa69363294833206fb343e2f01ea6955a6fae4341f8d"],"state_sha256":"5e65ec597c00c0f8a0f691ba5a738dc073bc9ff75de23c0e5c0ece87330aee92"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XbvjYodP9foFtoWg+YSVVKh2gMAaLHEu0Xgjp5N8E2vQfA9E63FmRikvzrsCEpMxSrgQkhlPzmvAP8J0vq0/Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T06:15:12.696237Z","bundle_sha256":"de31c04b0d173c28e08774a6eba01a03f97dbdf720126c2e49d491bdbbc9363a"}}