{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:MSYJGGW3Z5RTXTVOLNQWLA453B","short_pith_number":"pith:MSYJGGW3","canonical_record":{"source":{"id":"1801.03778","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2018-01-11T14:33:26Z","cross_cats_sorted":["math-ph","math.MP","math.RT"],"title_canon_sha256":"2d71022de969c774fdcda640669a2def43f932279363cdadfe781ec48ddde90c","abstract_canon_sha256":"8ae2fe833d0bef4b03e54027baa855305e9e7da31683f039a903c47fb52a62cf"},"schema_version":"1.0"},"canonical_sha256":"64b0931adbcf633bceae5b6165839dd84e1955261036554114a445fe4ae113f8","source":{"kind":"arxiv","id":"1801.03778","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.03778","created_at":"2026-05-18T00:26:13Z"},{"alias_kind":"arxiv_version","alias_value":"1801.03778v1","created_at":"2026-05-18T00:26:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.03778","created_at":"2026-05-18T00:26:13Z"},{"alias_kind":"pith_short_12","alias_value":"MSYJGGW3Z5RT","created_at":"2026-05-18T12:32:40Z"},{"alias_kind":"pith_short_16","alias_value":"MSYJGGW3Z5RTXTVO","created_at":"2026-05-18T12:32:40Z"},{"alias_kind":"pith_short_8","alias_value":"MSYJGGW3","created_at":"2026-05-18T12:32:40Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:MSYJGGW3Z5RTXTVOLNQWLA453B","target":"record","payload":{"canonical_record":{"source":{"id":"1801.03778","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2018-01-11T14:33:26Z","cross_cats_sorted":["math-ph","math.MP","math.RT"],"title_canon_sha256":"2d71022de969c774fdcda640669a2def43f932279363cdadfe781ec48ddde90c","abstract_canon_sha256":"8ae2fe833d0bef4b03e54027baa855305e9e7da31683f039a903c47fb52a62cf"},"schema_version":"1.0"},"canonical_sha256":"64b0931adbcf633bceae5b6165839dd84e1955261036554114a445fe4ae113f8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:26:13.473327Z","signature_b64":"6Q5MQfj+oeutyxjHNHKAilfOq6qbjc3oueZweFJqoETDHOfTJdXho+Ub2G+4HeOY3Ucy1XeOwZCe/iK0qtEsBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"64b0931adbcf633bceae5b6165839dd84e1955261036554114a445fe4ae113f8","last_reissued_at":"2026-05-18T00:26:13.472734Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:26:13.472734Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1801.03778","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":"2026-05-18T00:26:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XgBQrpQmwqY9hq4uez+/2JDi9uWukDX3vu8WCZT74oUe46EdvTXoszezfDkidFTklow8N7312RkbenSX02VHAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T21:04:33.960513Z"},"content_sha256":"f5bb880191f120da1cab1e89c57d167372ef26e69add31d9c666cf033184ffe0","schema_version":"1.0","event_id":"sha256:f5bb880191f120da1cab1e89c57d167372ef26e69add31d9c666cf033184ffe0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:MSYJGGW3Z5RTXTVOLNQWLA453B","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On Framed Quivers, BPS Invariants and Defects","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math-ph","math.MP","math.RT"],"primary_cat":"hep-th","authors_text":"Michele Cirafici","submitted_at":"2018-01-11T14:33:26Z","abstract_excerpt":"In this note we review some of the uses of framed quivers to study BPS invariants of Donaldson-Thomas type. We will mostly focus on non-compact Calabi-Yau threefolds. In certain cases the study of these invariants can be approached as a generalized instanton problem in a six dimensional cohomological Yang-Mills theory. One can construct a quantum mechanics model based on a certain framed quiver which locally describes the theory around a generalized instanton solution. The problem is then reduced to the study of the moduli spaces of representations of these quivers. Examples include the affine"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.03778","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":"2026-05-18T00:26:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dlX443v6LX6aQVmoa7MfH7E4fgeX25c4SleCjVKmBQ5vJ/7W3m6KEEe8ZJoy9NJHBQIM/hyqu+ujMyFRxY/iDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T21:04:33.961159Z"},"content_sha256":"d52d459aae318e7002fce145732e963ae743c426b0a4c313e0831e7b7e4dfad8","schema_version":"1.0","event_id":"sha256:d52d459aae318e7002fce145732e963ae743c426b0a4c313e0831e7b7e4dfad8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MSYJGGW3Z5RTXTVOLNQWLA453B/bundle.json","state_url":"https://pith.science/pith/MSYJGGW3Z5RTXTVOLNQWLA453B/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MSYJGGW3Z5RTXTVOLNQWLA453B/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":"2026-05-25T21:04:33Z","links":{"resolver":"https://pith.science/pith/MSYJGGW3Z5RTXTVOLNQWLA453B","bundle":"https://pith.science/pith/MSYJGGW3Z5RTXTVOLNQWLA453B/bundle.json","state":"https://pith.science/pith/MSYJGGW3Z5RTXTVOLNQWLA453B/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MSYJGGW3Z5RTXTVOLNQWLA453B/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:MSYJGGW3Z5RTXTVOLNQWLA453B","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":"8ae2fe833d0bef4b03e54027baa855305e9e7da31683f039a903c47fb52a62cf","cross_cats_sorted":["math-ph","math.MP","math.RT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2018-01-11T14:33:26Z","title_canon_sha256":"2d71022de969c774fdcda640669a2def43f932279363cdadfe781ec48ddde90c"},"schema_version":"1.0","source":{"id":"1801.03778","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.03778","created_at":"2026-05-18T00:26:13Z"},{"alias_kind":"arxiv_version","alias_value":"1801.03778v1","created_at":"2026-05-18T00:26:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.03778","created_at":"2026-05-18T00:26:13Z"},{"alias_kind":"pith_short_12","alias_value":"MSYJGGW3Z5RT","created_at":"2026-05-18T12:32:40Z"},{"alias_kind":"pith_short_16","alias_value":"MSYJGGW3Z5RTXTVO","created_at":"2026-05-18T12:32:40Z"},{"alias_kind":"pith_short_8","alias_value":"MSYJGGW3","created_at":"2026-05-18T12:32:40Z"}],"graph_snapshots":[{"event_id":"sha256:d52d459aae318e7002fce145732e963ae743c426b0a4c313e0831e7b7e4dfad8","target":"graph","created_at":"2026-05-18T00:26:13Z","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":"In this note we review some of the uses of framed quivers to study BPS invariants of Donaldson-Thomas type. We will mostly focus on non-compact Calabi-Yau threefolds. In certain cases the study of these invariants can be approached as a generalized instanton problem in a six dimensional cohomological Yang-Mills theory. One can construct a quantum mechanics model based on a certain framed quiver which locally describes the theory around a generalized instanton solution. The problem is then reduced to the study of the moduli spaces of representations of these quivers. Examples include the affine","authors_text":"Michele Cirafici","cross_cats":["math-ph","math.MP","math.RT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2018-01-11T14:33:26Z","title":"On Framed Quivers, BPS Invariants and Defects"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.03778","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:f5bb880191f120da1cab1e89c57d167372ef26e69add31d9c666cf033184ffe0","target":"record","created_at":"2026-05-18T00:26:13Z","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":"8ae2fe833d0bef4b03e54027baa855305e9e7da31683f039a903c47fb52a62cf","cross_cats_sorted":["math-ph","math.MP","math.RT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2018-01-11T14:33:26Z","title_canon_sha256":"2d71022de969c774fdcda640669a2def43f932279363cdadfe781ec48ddde90c"},"schema_version":"1.0","source":{"id":"1801.03778","kind":"arxiv","version":1}},"canonical_sha256":"64b0931adbcf633bceae5b6165839dd84e1955261036554114a445fe4ae113f8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"64b0931adbcf633bceae5b6165839dd84e1955261036554114a445fe4ae113f8","first_computed_at":"2026-05-18T00:26:13.472734Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:26:13.472734Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"6Q5MQfj+oeutyxjHNHKAilfOq6qbjc3oueZweFJqoETDHOfTJdXho+Ub2G+4HeOY3Ucy1XeOwZCe/iK0qtEsBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:26:13.473327Z","signed_message":"canonical_sha256_bytes"},"source_id":"1801.03778","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f5bb880191f120da1cab1e89c57d167372ef26e69add31d9c666cf033184ffe0","sha256:d52d459aae318e7002fce145732e963ae743c426b0a4c313e0831e7b7e4dfad8"],"state_sha256":"519e2a5e4da1ecbf3eff375bdfd01080923112202b4d25c69432a8768e082bb9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5pwvFXq28p9G47nRe919Se/NMvZaQ4BCqCVtLN1pDM0prlhhXSbfXv3FWeEKvP7LHfiOyyeWIcpAbsjURaOfBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T21:04:33.964540Z","bundle_sha256":"3e1d0cf5dc3ff86ce7042f3f3df6cfa8fb8bce42b9b1a7141c9fb511ea6f4c95"}}