{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:T3JJBP44NVNULZEYC7E6MB2X5G","short_pith_number":"pith:T3JJBP44","canonical_record":{"source":{"id":"1112.5413","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2011-12-22T18:39:31Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"9873028c7f659c8c9801e4b70443c1c672772b537902ab1eb7ac3a86f0403c15","abstract_canon_sha256":"bd75f7136dc998fffcff37204c3796a462b4033a100af8213e3081ab236d038c"},"schema_version":"1.0"},"canonical_sha256":"9ed290bf9c6d5b45e49817c9e60757e999162daa4f2c18e5f9c0df953678d1b2","source":{"kind":"arxiv","id":"1112.5413","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1112.5413","created_at":"2026-05-18T04:05:47Z"},{"alias_kind":"arxiv_version","alias_value":"1112.5413v1","created_at":"2026-05-18T04:05:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1112.5413","created_at":"2026-05-18T04:05:47Z"},{"alias_kind":"pith_short_12","alias_value":"T3JJBP44NVNU","created_at":"2026-05-18T12:26:41Z"},{"alias_kind":"pith_short_16","alias_value":"T3JJBP44NVNULZEY","created_at":"2026-05-18T12:26:41Z"},{"alias_kind":"pith_short_8","alias_value":"T3JJBP44","created_at":"2026-05-18T12:26:41Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:T3JJBP44NVNULZEYC7E6MB2X5G","target":"record","payload":{"canonical_record":{"source":{"id":"1112.5413","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2011-12-22T18:39:31Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"9873028c7f659c8c9801e4b70443c1c672772b537902ab1eb7ac3a86f0403c15","abstract_canon_sha256":"bd75f7136dc998fffcff37204c3796a462b4033a100af8213e3081ab236d038c"},"schema_version":"1.0"},"canonical_sha256":"9ed290bf9c6d5b45e49817c9e60757e999162daa4f2c18e5f9c0df953678d1b2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:05:47.393423Z","signature_b64":"aVWQUqCX31ImWCR2GQANTkezgcUDr/wuZEEVG3FDgTvnDBuOiNsFZRHMRrkit0JLZNguU2mxwJ6Y2FI8fq8yAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9ed290bf9c6d5b45e49817c9e60757e999162daa4f2c18e5f9c0df953678d1b2","last_reissued_at":"2026-05-18T04:05:47.392826Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:05:47.392826Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1112.5413","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":"2026-05-18T04:05:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"39mmpmzurA5O9M87aCMagu+wwYqsUyoICrXTk02bt4y91ZleIEqJLgOI39cDgHzty9jXljgBcE7O0WdC/JDACg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T00:39:36.694548Z"},"content_sha256":"d2774aad99646fc6a51e7044083e1c5e8f36770f03ef95c950ab18e4194a2026","schema_version":"1.0","event_id":"sha256:d2774aad99646fc6a51e7044083e1c5e8f36770f03ef95c950ab18e4194a2026"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:T3JJBP44NVNULZEYC7E6MB2X5G","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Supersymmetric gauge theories on the lattice: Pfaffian phases and the Neuberger 0/0 problem","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"hep-lat","authors_text":"Anosh Joseph, Dhagash Mehta, Richard Galvez, Simon Catterall","submitted_at":"2011-12-22T18:39:31Z","abstract_excerpt":"Recently a class of supersymmetric gauge theories have been successfully implemented on the lattice. However, there has been an ongoing debate on whether lattice versions of some of these theories suffer from a sign problem, with independent simulations for the ${\\cal N} = (2, 2)$ supersymmetric Yang-Mills theories in two dimensions yielding seemingly contradictory results. Here, we address this issue from an interesting theoretical point of view. We conjecture that the sign problem observed in some of the simulations is related to the so called Neuberger 0/0 problem, which arises in ordinary "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1112.5413","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":"2026-05-18T04:05:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mVCijKZVCwkf+GzMV8H0teEzYQ3DqapJYIscwZO9nqOdE3Jy7E1ASJjVY+RJAnvl5CKPIJSqD9LIA6zCl6rhCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T00:39:36.694895Z"},"content_sha256":"53423ec217879a639fe8ddff75c7a62483a54e2d9ff8cb2be22c911de22fc7bc","schema_version":"1.0","event_id":"sha256:53423ec217879a639fe8ddff75c7a62483a54e2d9ff8cb2be22c911de22fc7bc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/T3JJBP44NVNULZEYC7E6MB2X5G/bundle.json","state_url":"https://pith.science/pith/T3JJBP44NVNULZEYC7E6MB2X5G/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/T3JJBP44NVNULZEYC7E6MB2X5G/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":"2026-05-27T00:39:36Z","links":{"resolver":"https://pith.science/pith/T3JJBP44NVNULZEYC7E6MB2X5G","bundle":"https://pith.science/pith/T3JJBP44NVNULZEYC7E6MB2X5G/bundle.json","state":"https://pith.science/pith/T3JJBP44NVNULZEYC7E6MB2X5G/state.json","well_known_bundle":"https://pith.science/.well-known/pith/T3JJBP44NVNULZEYC7E6MB2X5G/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:T3JJBP44NVNULZEYC7E6MB2X5G","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":"bd75f7136dc998fffcff37204c3796a462b4033a100af8213e3081ab236d038c","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2011-12-22T18:39:31Z","title_canon_sha256":"9873028c7f659c8c9801e4b70443c1c672772b537902ab1eb7ac3a86f0403c15"},"schema_version":"1.0","source":{"id":"1112.5413","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1112.5413","created_at":"2026-05-18T04:05:47Z"},{"alias_kind":"arxiv_version","alias_value":"1112.5413v1","created_at":"2026-05-18T04:05:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1112.5413","created_at":"2026-05-18T04:05:47Z"},{"alias_kind":"pith_short_12","alias_value":"T3JJBP44NVNU","created_at":"2026-05-18T12:26:41Z"},{"alias_kind":"pith_short_16","alias_value":"T3JJBP44NVNULZEY","created_at":"2026-05-18T12:26:41Z"},{"alias_kind":"pith_short_8","alias_value":"T3JJBP44","created_at":"2026-05-18T12:26:41Z"}],"graph_snapshots":[{"event_id":"sha256:53423ec217879a639fe8ddff75c7a62483a54e2d9ff8cb2be22c911de22fc7bc","target":"graph","created_at":"2026-05-18T04:05:47Z","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":"Recently a class of supersymmetric gauge theories have been successfully implemented on the lattice. However, there has been an ongoing debate on whether lattice versions of some of these theories suffer from a sign problem, with independent simulations for the ${\\cal N} = (2, 2)$ supersymmetric Yang-Mills theories in two dimensions yielding seemingly contradictory results. Here, we address this issue from an interesting theoretical point of view. We conjecture that the sign problem observed in some of the simulations is related to the so called Neuberger 0/0 problem, which arises in ordinary ","authors_text":"Anosh Joseph, Dhagash Mehta, Richard Galvez, Simon Catterall","cross_cats":["hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2011-12-22T18:39:31Z","title":"Supersymmetric gauge theories on the lattice: Pfaffian phases and the Neuberger 0/0 problem"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1112.5413","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:d2774aad99646fc6a51e7044083e1c5e8f36770f03ef95c950ab18e4194a2026","target":"record","created_at":"2026-05-18T04:05:47Z","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":"bd75f7136dc998fffcff37204c3796a462b4033a100af8213e3081ab236d038c","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2011-12-22T18:39:31Z","title_canon_sha256":"9873028c7f659c8c9801e4b70443c1c672772b537902ab1eb7ac3a86f0403c15"},"schema_version":"1.0","source":{"id":"1112.5413","kind":"arxiv","version":1}},"canonical_sha256":"9ed290bf9c6d5b45e49817c9e60757e999162daa4f2c18e5f9c0df953678d1b2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9ed290bf9c6d5b45e49817c9e60757e999162daa4f2c18e5f9c0df953678d1b2","first_computed_at":"2026-05-18T04:05:47.392826Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:05:47.392826Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"aVWQUqCX31ImWCR2GQANTkezgcUDr/wuZEEVG3FDgTvnDBuOiNsFZRHMRrkit0JLZNguU2mxwJ6Y2FI8fq8yAg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:05:47.393423Z","signed_message":"canonical_sha256_bytes"},"source_id":"1112.5413","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d2774aad99646fc6a51e7044083e1c5e8f36770f03ef95c950ab18e4194a2026","sha256:53423ec217879a639fe8ddff75c7a62483a54e2d9ff8cb2be22c911de22fc7bc"],"state_sha256":"60b23d5a9ffb858d1215c393b6edf9e7440d3ac1a427e3ee023a2c014ccbf43c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FC0JCZe06RQFaymdwWew5wy1QAkeOy1s9RfQkJfQ/wemiyu839cEC4PJFioefxHhtlJIIRKUiuGoSjXkzcs+Aw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T00:39:36.696978Z","bundle_sha256":"3fba94e5f25b19c49454a2d552cd3bea13829578636736df3e1db97a7a536821"}}