{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:BOW75PA3BOIXUFIO6TJ3VLPKMD","short_pith_number":"pith:BOW75PA3","canonical_record":{"source":{"id":"2311.11794","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.DG","submitted_at":"2023-11-20T14:26:04Z","cross_cats_sorted":[],"title_canon_sha256":"12429604e163dc91e6590ab06dbb6c931472cba92bfec4453f82e60439457b05","abstract_canon_sha256":"fac562ccabf8ad3cdd9e0c9a5e215ad02a3ebd417e2ae18f5af0dd02c98013d6"},"schema_version":"1.0"},"canonical_sha256":"0badfebc1b0b917a150ef4d3baadea60ce15231a5f148f1d5d24366733e205a7","source":{"kind":"arxiv","id":"2311.11794","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2311.11794","created_at":"2026-07-05T09:27:19Z"},{"alias_kind":"arxiv_version","alias_value":"2311.11794v2","created_at":"2026-07-05T09:27:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2311.11794","created_at":"2026-07-05T09:27:19Z"},{"alias_kind":"pith_short_12","alias_value":"BOW75PA3BOIX","created_at":"2026-07-05T09:27:19Z"},{"alias_kind":"pith_short_16","alias_value":"BOW75PA3BOIXUFIO","created_at":"2026-07-05T09:27:19Z"},{"alias_kind":"pith_short_8","alias_value":"BOW75PA3","created_at":"2026-07-05T09:27:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:BOW75PA3BOIXUFIO6TJ3VLPKMD","target":"record","payload":{"canonical_record":{"source":{"id":"2311.11794","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.DG","submitted_at":"2023-11-20T14:26:04Z","cross_cats_sorted":[],"title_canon_sha256":"12429604e163dc91e6590ab06dbb6c931472cba92bfec4453f82e60439457b05","abstract_canon_sha256":"fac562ccabf8ad3cdd9e0c9a5e215ad02a3ebd417e2ae18f5af0dd02c98013d6"},"schema_version":"1.0"},"canonical_sha256":"0badfebc1b0b917a150ef4d3baadea60ce15231a5f148f1d5d24366733e205a7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:27:19.690179Z","signature_b64":"jiF0gj+aM+tuNLReWdeDuDeAZcQ8cDBUJq8LkOwFHCE+ks0+v1jwhY00iwYJmxnuZYc5zzK2SwAYmHOiDJL6Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0badfebc1b0b917a150ef4d3baadea60ce15231a5f148f1d5d24366733e205a7","last_reissued_at":"2026-07-05T09:27:19.689576Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:27:19.689576Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2311.11794","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T09:27:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CSQ/JTiGYCqq8bAtfNdThP1abSx7S5uwwEGIPApXNybrBSgKn0c+Br/molgvaPod/ixHHGj+d+1QONSlS1lPAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T05:44:52.831788Z"},"content_sha256":"ef1a1b8459c57c7aabdfb30efa1bb4b88ebcfe14e7ca699644c076577d466421","schema_version":"1.0","event_id":"sha256:ef1a1b8459c57c7aabdfb30efa1bb4b88ebcfe14e7ca699644c076577d466421"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:BOW75PA3BOIXUFIO6TJ3VLPKMD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Examples of deformed Spin(7)-instantons/Donaldson-Thomas connections","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"math.DG","authors_text":"Udhav Fowdar","submitted_at":"2023-11-20T14:26:04Z","abstract_excerpt":"We construct examples of deformed Hermitian Yang-Mills connections and deformed Spin(7)-instantons (also called Spin(7) deformed Donaldson-Thomas connections) on the cotangent bundle of $\\mathbb{C}\\mathbb{P}^2$ endowed with the Calabi hyperK\\\"ahler structure. Deformed Spin(7)-instantons on cones over 3-Sasakian 7-manifolds are also constructed. We show that these can be used to distinguish between isometric structures and also between Sp(2) and Spin(7) holonomy cones. To the best of our knowledge, these are the first non-trivial examples of deformed Spin(7)-instantons."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2311.11794","kind":"arxiv","version":2},"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/2311.11794/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":"2026-07-05T09:27:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WWbjmKhMFN848OK/Mym4NOfzlMedGBJngYxTlVHx5rsSipUiDp2MgBw3XdRYN+fveQ3RedHr6AprRlYOz7ctDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T05:44:52.832430Z"},"content_sha256":"01e31c503c21330d88327956c35440deb52c854e0df27f6ae21dd3f112abd07c","schema_version":"1.0","event_id":"sha256:01e31c503c21330d88327956c35440deb52c854e0df27f6ae21dd3f112abd07c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BOW75PA3BOIXUFIO6TJ3VLPKMD/bundle.json","state_url":"https://pith.science/pith/BOW75PA3BOIXUFIO6TJ3VLPKMD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BOW75PA3BOIXUFIO6TJ3VLPKMD/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":"2026-08-09T05:44:52Z","links":{"resolver":"https://pith.science/pith/BOW75PA3BOIXUFIO6TJ3VLPKMD","bundle":"https://pith.science/pith/BOW75PA3BOIXUFIO6TJ3VLPKMD/bundle.json","state":"https://pith.science/pith/BOW75PA3BOIXUFIO6TJ3VLPKMD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BOW75PA3BOIXUFIO6TJ3VLPKMD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:BOW75PA3BOIXUFIO6TJ3VLPKMD","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":"fac562ccabf8ad3cdd9e0c9a5e215ad02a3ebd417e2ae18f5af0dd02c98013d6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.DG","submitted_at":"2023-11-20T14:26:04Z","title_canon_sha256":"12429604e163dc91e6590ab06dbb6c931472cba92bfec4453f82e60439457b05"},"schema_version":"1.0","source":{"id":"2311.11794","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2311.11794","created_at":"2026-07-05T09:27:19Z"},{"alias_kind":"arxiv_version","alias_value":"2311.11794v2","created_at":"2026-07-05T09:27:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2311.11794","created_at":"2026-07-05T09:27:19Z"},{"alias_kind":"pith_short_12","alias_value":"BOW75PA3BOIX","created_at":"2026-07-05T09:27:19Z"},{"alias_kind":"pith_short_16","alias_value":"BOW75PA3BOIXUFIO","created_at":"2026-07-05T09:27:19Z"},{"alias_kind":"pith_short_8","alias_value":"BOW75PA3","created_at":"2026-07-05T09:27:19Z"}],"graph_snapshots":[{"event_id":"sha256:01e31c503c21330d88327956c35440deb52c854e0df27f6ae21dd3f112abd07c","target":"graph","created_at":"2026-07-05T09:27:19Z","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/2311.11794/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We construct examples of deformed Hermitian Yang-Mills connections and deformed Spin(7)-instantons (also called Spin(7) deformed Donaldson-Thomas connections) on the cotangent bundle of $\\mathbb{C}\\mathbb{P}^2$ endowed with the Calabi hyperK\\\"ahler structure. Deformed Spin(7)-instantons on cones over 3-Sasakian 7-manifolds are also constructed. We show that these can be used to distinguish between isometric structures and also between Sp(2) and Spin(7) holonomy cones. To the best of our knowledge, these are the first non-trivial examples of deformed Spin(7)-instantons.","authors_text":"Udhav Fowdar","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.DG","submitted_at":"2023-11-20T14:26:04Z","title":"Examples of deformed Spin(7)-instantons/Donaldson-Thomas connections"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2311.11794","kind":"arxiv","version":2},"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:ef1a1b8459c57c7aabdfb30efa1bb4b88ebcfe14e7ca699644c076577d466421","target":"record","created_at":"2026-07-05T09:27:19Z","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":"fac562ccabf8ad3cdd9e0c9a5e215ad02a3ebd417e2ae18f5af0dd02c98013d6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.DG","submitted_at":"2023-11-20T14:26:04Z","title_canon_sha256":"12429604e163dc91e6590ab06dbb6c931472cba92bfec4453f82e60439457b05"},"schema_version":"1.0","source":{"id":"2311.11794","kind":"arxiv","version":2}},"canonical_sha256":"0badfebc1b0b917a150ef4d3baadea60ce15231a5f148f1d5d24366733e205a7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0badfebc1b0b917a150ef4d3baadea60ce15231a5f148f1d5d24366733e205a7","first_computed_at":"2026-07-05T09:27:19.689576Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:27:19.689576Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jiF0gj+aM+tuNLReWdeDuDeAZcQ8cDBUJq8LkOwFHCE+ks0+v1jwhY00iwYJmxnuZYc5zzK2SwAYmHOiDJL6Dg==","signature_status":"signed_v1","signed_at":"2026-07-05T09:27:19.690179Z","signed_message":"canonical_sha256_bytes"},"source_id":"2311.11794","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ef1a1b8459c57c7aabdfb30efa1bb4b88ebcfe14e7ca699644c076577d466421","sha256:01e31c503c21330d88327956c35440deb52c854e0df27f6ae21dd3f112abd07c"],"state_sha256":"0ca99bb24a31d8a9bc053e9cf6b4dfe1cb25fc22788f7d8a91d75d0417e8468e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zuUvUGge+ONB+E7Rw2Sbf/Vo7xpD7ETMdpVndYjTDu8e/cRzsD4/RFVCOnCjqtxzA5mZyBhAD16RVEw1rF6PCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-09T05:44:52.838347Z","bundle_sha256":"4fab19c5a7748a79244f686497b0a423c91874271ccca00df3084f3235e6df22"}}