{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:FHXQ5SO3RGBZJ34ZZTE6RZG3FC","short_pith_number":"pith:FHXQ5SO3","canonical_record":{"source":{"id":"1605.01953","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2016-05-06T14:33:22Z","cross_cats_sorted":["cond-mat.str-el","hep-lat","hep-th"],"title_canon_sha256":"62838dab5c0a8cd8b6c6aebe534dc002b742a7e8ca33a262368fe3f13612797a","abstract_canon_sha256":"81062953c43de8b75f543795dc747a88b91e6fd1e2474ae9ea628c540c57c2dd"},"schema_version":"1.0"},"canonical_sha256":"29ef0ec9db898394ef99ccc9e8e4db288cc439e789a9590206161840aaa8428e","source":{"kind":"arxiv","id":"1605.01953","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.01953","created_at":"2026-05-18T00:57:04Z"},{"alias_kind":"arxiv_version","alias_value":"1605.01953v1","created_at":"2026-05-18T00:57:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.01953","created_at":"2026-05-18T00:57:04Z"},{"alias_kind":"pith_short_12","alias_value":"FHXQ5SO3RGBZ","created_at":"2026-05-18T12:30:15Z"},{"alias_kind":"pith_short_16","alias_value":"FHXQ5SO3RGBZJ34Z","created_at":"2026-05-18T12:30:15Z"},{"alias_kind":"pith_short_8","alias_value":"FHXQ5SO3","created_at":"2026-05-18T12:30:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:FHXQ5SO3RGBZJ34ZZTE6RZG3FC","target":"record","payload":{"canonical_record":{"source":{"id":"1605.01953","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2016-05-06T14:33:22Z","cross_cats_sorted":["cond-mat.str-el","hep-lat","hep-th"],"title_canon_sha256":"62838dab5c0a8cd8b6c6aebe534dc002b742a7e8ca33a262368fe3f13612797a","abstract_canon_sha256":"81062953c43de8b75f543795dc747a88b91e6fd1e2474ae9ea628c540c57c2dd"},"schema_version":"1.0"},"canonical_sha256":"29ef0ec9db898394ef99ccc9e8e4db288cc439e789a9590206161840aaa8428e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:57:04.533471Z","signature_b64":"MUn6snSbQMQwMxWzDXEchgQ71fng131esBz4J3twTy2cGfc3ocaFyeG/0xJuH5oo3DmfAz+FLRQKrw1SUzcYBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"29ef0ec9db898394ef99ccc9e8e4db288cc439e789a9590206161840aaa8428e","last_reissued_at":"2026-05-18T00:57:04.532841Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:57:04.532841Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1605.01953","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":"2026-05-18T00:57:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PTpxnbRITRW+w8pMZFx5bDlM+U/mQ9OoIu62SCmtIDYsblwvpbck8BhFVZ2wWx3yntu165ZNRZmwa3ENapGjCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-20T07:43:50.404655Z"},"content_sha256":"c19793218fa05f24a55014fba948057d11ec2666cd65468d8c1a263894e67894","schema_version":"1.0","event_id":"sha256:c19793218fa05f24a55014fba948057d11ec2666cd65468d8c1a263894e67894"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:FHXQ5SO3RGBZJ34ZZTE6RZG3FC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Grassmannization of classical models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el","hep-lat","hep-th"],"primary_cat":"cond-mat.stat-mech","authors_text":"Boris V. Svistunov, Lode Pollet, Mikhail N. Kiselev, Nikolay V. Prokof'ev","submitted_at":"2016-05-06T14:33:22Z","abstract_excerpt":"Applying Feynman diagrammatics to non-fermionic strongly correlated models with local constraints might seem generically impossible for two separate reasons: (i) the necessity to have a Gaussian (non-interacting) limit on top of which the perturbative diagrammatic expansion is generated by Wick's theorem, and (ii) the Dyson's collapse argument implying that the expansion in powers of coupling constant is divergent. We show that for arbitrary classical lattice models both problems can be solved/circumvented by reformulating the high-temperature expansion (more generally, any discrete representa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.01953","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":"2026-05-18T00:57:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"N5WEv0VEVucvL0SztXlG22eFsjM5wFMenCOwYHk0cNUpGRF/Cd8bCPN12UDNc80cSWTrJiy5KiZps3YqvqreBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-20T07:43:50.405004Z"},"content_sha256":"caa775687ace417226b30d384f66d94e64008566b85b4143d37b9be3b8862bda","schema_version":"1.0","event_id":"sha256:caa775687ace417226b30d384f66d94e64008566b85b4143d37b9be3b8862bda"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FHXQ5SO3RGBZJ34ZZTE6RZG3FC/bundle.json","state_url":"https://pith.science/pith/FHXQ5SO3RGBZJ34ZZTE6RZG3FC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FHXQ5SO3RGBZJ34ZZTE6RZG3FC/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":"2026-06-20T07:43:50Z","links":{"resolver":"https://pith.science/pith/FHXQ5SO3RGBZJ34ZZTE6RZG3FC","bundle":"https://pith.science/pith/FHXQ5SO3RGBZJ34ZZTE6RZG3FC/bundle.json","state":"https://pith.science/pith/FHXQ5SO3RGBZJ34ZZTE6RZG3FC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FHXQ5SO3RGBZJ34ZZTE6RZG3FC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:FHXQ5SO3RGBZJ34ZZTE6RZG3FC","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":"81062953c43de8b75f543795dc747a88b91e6fd1e2474ae9ea628c540c57c2dd","cross_cats_sorted":["cond-mat.str-el","hep-lat","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2016-05-06T14:33:22Z","title_canon_sha256":"62838dab5c0a8cd8b6c6aebe534dc002b742a7e8ca33a262368fe3f13612797a"},"schema_version":"1.0","source":{"id":"1605.01953","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.01953","created_at":"2026-05-18T00:57:04Z"},{"alias_kind":"arxiv_version","alias_value":"1605.01953v1","created_at":"2026-05-18T00:57:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.01953","created_at":"2026-05-18T00:57:04Z"},{"alias_kind":"pith_short_12","alias_value":"FHXQ5SO3RGBZ","created_at":"2026-05-18T12:30:15Z"},{"alias_kind":"pith_short_16","alias_value":"FHXQ5SO3RGBZJ34Z","created_at":"2026-05-18T12:30:15Z"},{"alias_kind":"pith_short_8","alias_value":"FHXQ5SO3","created_at":"2026-05-18T12:30:15Z"}],"graph_snapshots":[{"event_id":"sha256:caa775687ace417226b30d384f66d94e64008566b85b4143d37b9be3b8862bda","target":"graph","created_at":"2026-05-18T00:57:04Z","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":"Applying Feynman diagrammatics to non-fermionic strongly correlated models with local constraints might seem generically impossible for two separate reasons: (i) the necessity to have a Gaussian (non-interacting) limit on top of which the perturbative diagrammatic expansion is generated by Wick's theorem, and (ii) the Dyson's collapse argument implying that the expansion in powers of coupling constant is divergent. We show that for arbitrary classical lattice models both problems can be solved/circumvented by reformulating the high-temperature expansion (more generally, any discrete representa","authors_text":"Boris V. Svistunov, Lode Pollet, Mikhail N. Kiselev, Nikolay V. Prokof'ev","cross_cats":["cond-mat.str-el","hep-lat","hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2016-05-06T14:33:22Z","title":"Grassmannization of classical models"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.01953","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:c19793218fa05f24a55014fba948057d11ec2666cd65468d8c1a263894e67894","target":"record","created_at":"2026-05-18T00:57:04Z","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":"81062953c43de8b75f543795dc747a88b91e6fd1e2474ae9ea628c540c57c2dd","cross_cats_sorted":["cond-mat.str-el","hep-lat","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2016-05-06T14:33:22Z","title_canon_sha256":"62838dab5c0a8cd8b6c6aebe534dc002b742a7e8ca33a262368fe3f13612797a"},"schema_version":"1.0","source":{"id":"1605.01953","kind":"arxiv","version":1}},"canonical_sha256":"29ef0ec9db898394ef99ccc9e8e4db288cc439e789a9590206161840aaa8428e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"29ef0ec9db898394ef99ccc9e8e4db288cc439e789a9590206161840aaa8428e","first_computed_at":"2026-05-18T00:57:04.532841Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:57:04.532841Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"MUn6snSbQMQwMxWzDXEchgQ71fng131esBz4J3twTy2cGfc3ocaFyeG/0xJuH5oo3DmfAz+FLRQKrw1SUzcYBg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:57:04.533471Z","signed_message":"canonical_sha256_bytes"},"source_id":"1605.01953","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c19793218fa05f24a55014fba948057d11ec2666cd65468d8c1a263894e67894","sha256:caa775687ace417226b30d384f66d94e64008566b85b4143d37b9be3b8862bda"],"state_sha256":"edc9c00925ec0ad2d95bb886478181376d6c51d27a34a592d1cb9587b17dd9f7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yyB6Iir36kImxuePewXxJC6toElLSTtBbb82/2hAI+V6pkQBdkt0B+Qm+PvJRaSDq2R1jrPRmVGl5Nh0gsWoAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-20T07:43:50.406970Z","bundle_sha256":"f30ce1ae87a1852a2b667cbae4a15bfec03e2358d40bf0c1b105bb7bc4d42c16"}}