{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:SWDKA5TCJSWIWJ4P3MIXOOU34G","short_pith_number":"pith:SWDKA5TC","canonical_record":{"source":{"id":"2110.07645","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2021-10-14T18:06:46Z","cross_cats_sorted":[],"title_canon_sha256":"57c57d6b90a4e97bd9cca1c092aacbb6ef6a06b0a836649481ebede040ced797","abstract_canon_sha256":"9f7252b9c7801d6e84b9d50038af4b5fcbd960c131bf98681c9e1fd473c36ce2"},"schema_version":"1.0"},"canonical_sha256":"9586a076624cac8b278fdb11773a9be1b92d3e93fbec09c334b269910bc0905e","source":{"kind":"arxiv","id":"2110.07645","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2110.07645","created_at":"2026-07-05T04:59:15Z"},{"alias_kind":"arxiv_version","alias_value":"2110.07645v1","created_at":"2026-07-05T04:59:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2110.07645","created_at":"2026-07-05T04:59:15Z"},{"alias_kind":"pith_short_12","alias_value":"SWDKA5TCJSWI","created_at":"2026-07-05T04:59:15Z"},{"alias_kind":"pith_short_16","alias_value":"SWDKA5TCJSWIWJ4P","created_at":"2026-07-05T04:59:15Z"},{"alias_kind":"pith_short_8","alias_value":"SWDKA5TC","created_at":"2026-07-05T04:59:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:SWDKA5TCJSWIWJ4P3MIXOOU34G","target":"record","payload":{"canonical_record":{"source":{"id":"2110.07645","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2021-10-14T18:06:46Z","cross_cats_sorted":[],"title_canon_sha256":"57c57d6b90a4e97bd9cca1c092aacbb6ef6a06b0a836649481ebede040ced797","abstract_canon_sha256":"9f7252b9c7801d6e84b9d50038af4b5fcbd960c131bf98681c9e1fd473c36ce2"},"schema_version":"1.0"},"canonical_sha256":"9586a076624cac8b278fdb11773a9be1b92d3e93fbec09c334b269910bc0905e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:59:15.315670Z","signature_b64":"xoBRzzQKvrGfwGyIxse5Xe9JV3aAKej+XoVOwf3FJLINvD3ubtdea27CplzecNp/eQgY5pU7OhCOWb7g2GgfAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9586a076624cac8b278fdb11773a9be1b92d3e93fbec09c334b269910bc0905e","last_reissued_at":"2026-07-05T04:59:15.315157Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:59:15.315157Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2110.07645","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":"2026-07-05T04:59:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XT4rNOoeX3aIxP1ja4DCtPSRNZYYB+OEl2Izbaz0Y7iBQSTWU6NS4mYJeJFt4VjhqwOhfgH1lNBeXGS45RaUDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T14:37:57.948976Z"},"content_sha256":"7e6f5f6edc1eafcb05aa5f623df2cdfbf106aef8e21e3a4bab4d78977d0cfb47","schema_version":"1.0","event_id":"sha256:7e6f5f6edc1eafcb05aa5f623df2cdfbf106aef8e21e3a4bab4d78977d0cfb47"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:SWDKA5TCJSWIWJ4P3MIXOOU34G","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Instanton Solutions in Open Superstring Field Theory","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"Nathan Berkovits, Ulisses M. Portugal, Vilson Fabricio Juliatto","submitted_at":"2021-10-14T18:06:46Z","abstract_excerpt":"Open superstring field theory admits a \"hybrid\" formulation where N = 1 D = 4 supersymmetry is manifest for Calabi-Yau compactifications to four dimensions. Using this formulation, the half-BPS instanton solution of four-dimensional super-Yang-Mills can be easily generalized to the full open superstring field theory. In this paper, we compute the first stringy correction to the super-Yang-Mills instanton solution which involves turning on certain fields at the first massive level."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2110.07645","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/2110.07645/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":"2026-07-05T04:59:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+RsO1FZYSUPzGaIS+Y74YDGjDZnjLFLeyFEmRe9ltPWgwZcInJf3SC9l6nfHRmsTedsqTd+NYnZG1Anv4yLxAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T14:37:57.949867Z"},"content_sha256":"ba8f9c238c9b9a3601154e71f67593174a4933efce73cf5628cdb3284e142d44","schema_version":"1.0","event_id":"sha256:ba8f9c238c9b9a3601154e71f67593174a4933efce73cf5628cdb3284e142d44"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SWDKA5TCJSWIWJ4P3MIXOOU34G/bundle.json","state_url":"https://pith.science/pith/SWDKA5TCJSWIWJ4P3MIXOOU34G/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SWDKA5TCJSWIWJ4P3MIXOOU34G/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":"2026-08-06T14:37:58Z","links":{"resolver":"https://pith.science/pith/SWDKA5TCJSWIWJ4P3MIXOOU34G","bundle":"https://pith.science/pith/SWDKA5TCJSWIWJ4P3MIXOOU34G/bundle.json","state":"https://pith.science/pith/SWDKA5TCJSWIWJ4P3MIXOOU34G/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SWDKA5TCJSWIWJ4P3MIXOOU34G/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:SWDKA5TCJSWIWJ4P3MIXOOU34G","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":"9f7252b9c7801d6e84b9d50038af4b5fcbd960c131bf98681c9e1fd473c36ce2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2021-10-14T18:06:46Z","title_canon_sha256":"57c57d6b90a4e97bd9cca1c092aacbb6ef6a06b0a836649481ebede040ced797"},"schema_version":"1.0","source":{"id":"2110.07645","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2110.07645","created_at":"2026-07-05T04:59:15Z"},{"alias_kind":"arxiv_version","alias_value":"2110.07645v1","created_at":"2026-07-05T04:59:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2110.07645","created_at":"2026-07-05T04:59:15Z"},{"alias_kind":"pith_short_12","alias_value":"SWDKA5TCJSWI","created_at":"2026-07-05T04:59:15Z"},{"alias_kind":"pith_short_16","alias_value":"SWDKA5TCJSWIWJ4P","created_at":"2026-07-05T04:59:15Z"},{"alias_kind":"pith_short_8","alias_value":"SWDKA5TC","created_at":"2026-07-05T04:59:15Z"}],"graph_snapshots":[{"event_id":"sha256:ba8f9c238c9b9a3601154e71f67593174a4933efce73cf5628cdb3284e142d44","target":"graph","created_at":"2026-07-05T04:59:15Z","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/2110.07645/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Open superstring field theory admits a \"hybrid\" formulation where N = 1 D = 4 supersymmetry is manifest for Calabi-Yau compactifications to four dimensions. Using this formulation, the half-BPS instanton solution of four-dimensional super-Yang-Mills can be easily generalized to the full open superstring field theory. In this paper, we compute the first stringy correction to the super-Yang-Mills instanton solution which involves turning on certain fields at the first massive level.","authors_text":"Nathan Berkovits, Ulisses M. Portugal, Vilson Fabricio Juliatto","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2021-10-14T18:06:46Z","title":"Instanton Solutions in Open Superstring Field Theory"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2110.07645","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":"sha256:7e6f5f6edc1eafcb05aa5f623df2cdfbf106aef8e21e3a4bab4d78977d0cfb47","target":"record","created_at":"2026-07-05T04:59:15Z","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":"9f7252b9c7801d6e84b9d50038af4b5fcbd960c131bf98681c9e1fd473c36ce2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2021-10-14T18:06:46Z","title_canon_sha256":"57c57d6b90a4e97bd9cca1c092aacbb6ef6a06b0a836649481ebede040ced797"},"schema_version":"1.0","source":{"id":"2110.07645","kind":"arxiv","version":1}},"canonical_sha256":"9586a076624cac8b278fdb11773a9be1b92d3e93fbec09c334b269910bc0905e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9586a076624cac8b278fdb11773a9be1b92d3e93fbec09c334b269910bc0905e","first_computed_at":"2026-07-05T04:59:15.315157Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:59:15.315157Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"xoBRzzQKvrGfwGyIxse5Xe9JV3aAKej+XoVOwf3FJLINvD3ubtdea27CplzecNp/eQgY5pU7OhCOWb7g2GgfAA==","signature_status":"signed_v1","signed_at":"2026-07-05T04:59:15.315670Z","signed_message":"canonical_sha256_bytes"},"source_id":"2110.07645","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7e6f5f6edc1eafcb05aa5f623df2cdfbf106aef8e21e3a4bab4d78977d0cfb47","sha256:ba8f9c238c9b9a3601154e71f67593174a4933efce73cf5628cdb3284e142d44"],"state_sha256":"d7c0ed82c5f886856e0f686ea0043ca315fc1bd7ffaeefeccef3406ddeb34788"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"isDkNynwFCvzxflBthaOXeWjaMiARP7nBiYYIwhXDUWleC+HWY3wexjxFVsOR4oGq3Uk/p2ju/1vxPuoPUE5AA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T14:37:58.091376Z","bundle_sha256":"61721b49cc91496f17e3141bceeb5140eece877010d737462a070eb37fe2636c"}}