{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:J2LQM4DCQPZWFUOG2LGNJ6J45N","short_pith_number":"pith:J2LQM4DC","canonical_record":{"source":{"id":"1801.06286","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.DG","submitted_at":"2018-01-19T03:49:51Z","cross_cats_sorted":["hep-th","math.AG","math.RT"],"title_canon_sha256":"771d0a893cf46cec2002e854ae1cdd757474a89e639fe3a042908db8c22e78f1","abstract_canon_sha256":"0010f7c8b9554cc6184d3a13bb02205adf02aa708aaf99f3171438fa1774717d"},"schema_version":"1.0"},"canonical_sha256":"4e9706706283f362d1c6d2ccd4f93ceb74c3ab9b45fe8ec0c6467278617cbca2","source":{"kind":"arxiv","id":"1801.06286","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.06286","created_at":"2026-05-18T00:25:30Z"},{"alias_kind":"arxiv_version","alias_value":"1801.06286v1","created_at":"2026-05-18T00:25:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.06286","created_at":"2026-05-18T00:25:30Z"},{"alias_kind":"pith_short_12","alias_value":"J2LQM4DCQPZW","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_16","alias_value":"J2LQM4DCQPZWFUOG","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_8","alias_value":"J2LQM4DC","created_at":"2026-05-18T12:32:31Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:J2LQM4DCQPZWFUOG2LGNJ6J45N","target":"record","payload":{"canonical_record":{"source":{"id":"1801.06286","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.DG","submitted_at":"2018-01-19T03:49:51Z","cross_cats_sorted":["hep-th","math.AG","math.RT"],"title_canon_sha256":"771d0a893cf46cec2002e854ae1cdd757474a89e639fe3a042908db8c22e78f1","abstract_canon_sha256":"0010f7c8b9554cc6184d3a13bb02205adf02aa708aaf99f3171438fa1774717d"},"schema_version":"1.0"},"canonical_sha256":"4e9706706283f362d1c6d2ccd4f93ceb74c3ab9b45fe8ec0c6467278617cbca2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:25:30.652886Z","signature_b64":"wx3G5YQt2/Qa0Az2hY14rxyk02I+iPtzduuvuJNCI39JgHw+Rms4sRpddeTRWbI0O0UzqyK3U2C0Ms96J3d+DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4e9706706283f362d1c6d2ccd4f93ceb74c3ab9b45fe8ec0c6467278617cbca2","last_reissued_at":"2026-05-18T00:25:30.652215Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:25:30.652215Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1801.06286","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":"2026-05-18T00:25:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yeyAyHUl176hzqgq1Nb5y0jVbTk1y1wBxIVEloYYQr5G98CnpyzBJ9qZ+YQRdb0uiRhov40PPxQ6VLFmFyCiAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T11:39:04.303870Z"},"content_sha256":"5b61b5de41ffbe4064f0fd1ef39260db1ccb407f736933186820a3f931ad2ab7","schema_version":"1.0","event_id":"sha256:5b61b5de41ffbe4064f0fd1ef39260db1ccb407f736933186820a3f931ad2ab7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:J2LQM4DCQPZWFUOG2LGNJ6J45N","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Instantons on ALE spaces for classical groups","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th","math.AG","math.RT"],"primary_cat":"math.DG","authors_text":"Hiraku Nakajima","submitted_at":"2018-01-19T03:49:51Z","abstract_excerpt":"We give an ADHM type description of instantons on ALE spaces for classical groups as an extension of the description in [KN90] for unitary groups."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.06286","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":"2026-05-18T00:25:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6y3EzdnIj/Eahn3cBAlQ9ur01WxqBP1ON7GFbnNyG5JhxUZ7ct23KbwLVUv3Hy0APO7EMK/Cp6sRmVhuIGb4Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T11:39:04.304295Z"},"content_sha256":"34040335024a01daac60bbd0686d226d2fdbb194f7a1204185528df6274b7835","schema_version":"1.0","event_id":"sha256:34040335024a01daac60bbd0686d226d2fdbb194f7a1204185528df6274b7835"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/J2LQM4DCQPZWFUOG2LGNJ6J45N/bundle.json","state_url":"https://pith.science/pith/J2LQM4DCQPZWFUOG2LGNJ6J45N/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/J2LQM4DCQPZWFUOG2LGNJ6J45N/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":"2026-05-24T11:39:04Z","links":{"resolver":"https://pith.science/pith/J2LQM4DCQPZWFUOG2LGNJ6J45N","bundle":"https://pith.science/pith/J2LQM4DCQPZWFUOG2LGNJ6J45N/bundle.json","state":"https://pith.science/pith/J2LQM4DCQPZWFUOG2LGNJ6J45N/state.json","well_known_bundle":"https://pith.science/.well-known/pith/J2LQM4DCQPZWFUOG2LGNJ6J45N/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:J2LQM4DCQPZWFUOG2LGNJ6J45N","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":"0010f7c8b9554cc6184d3a13bb02205adf02aa708aaf99f3171438fa1774717d","cross_cats_sorted":["hep-th","math.AG","math.RT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.DG","submitted_at":"2018-01-19T03:49:51Z","title_canon_sha256":"771d0a893cf46cec2002e854ae1cdd757474a89e639fe3a042908db8c22e78f1"},"schema_version":"1.0","source":{"id":"1801.06286","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.06286","created_at":"2026-05-18T00:25:30Z"},{"alias_kind":"arxiv_version","alias_value":"1801.06286v1","created_at":"2026-05-18T00:25:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.06286","created_at":"2026-05-18T00:25:30Z"},{"alias_kind":"pith_short_12","alias_value":"J2LQM4DCQPZW","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_16","alias_value":"J2LQM4DCQPZWFUOG","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_8","alias_value":"J2LQM4DC","created_at":"2026-05-18T12:32:31Z"}],"graph_snapshots":[{"event_id":"sha256:34040335024a01daac60bbd0686d226d2fdbb194f7a1204185528df6274b7835","target":"graph","created_at":"2026-05-18T00:25:30Z","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":"We give an ADHM type description of instantons on ALE spaces for classical groups as an extension of the description in [KN90] for unitary groups.","authors_text":"Hiraku Nakajima","cross_cats":["hep-th","math.AG","math.RT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.DG","submitted_at":"2018-01-19T03:49:51Z","title":"Instantons on ALE spaces for classical groups"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.06286","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":"sha256:5b61b5de41ffbe4064f0fd1ef39260db1ccb407f736933186820a3f931ad2ab7","target":"record","created_at":"2026-05-18T00:25:30Z","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":"0010f7c8b9554cc6184d3a13bb02205adf02aa708aaf99f3171438fa1774717d","cross_cats_sorted":["hep-th","math.AG","math.RT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.DG","submitted_at":"2018-01-19T03:49:51Z","title_canon_sha256":"771d0a893cf46cec2002e854ae1cdd757474a89e639fe3a042908db8c22e78f1"},"schema_version":"1.0","source":{"id":"1801.06286","kind":"arxiv","version":1}},"canonical_sha256":"4e9706706283f362d1c6d2ccd4f93ceb74c3ab9b45fe8ec0c6467278617cbca2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4e9706706283f362d1c6d2ccd4f93ceb74c3ab9b45fe8ec0c6467278617cbca2","first_computed_at":"2026-05-18T00:25:30.652215Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:25:30.652215Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"wx3G5YQt2/Qa0Az2hY14rxyk02I+iPtzduuvuJNCI39JgHw+Rms4sRpddeTRWbI0O0UzqyK3U2C0Ms96J3d+DQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:25:30.652886Z","signed_message":"canonical_sha256_bytes"},"source_id":"1801.06286","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5b61b5de41ffbe4064f0fd1ef39260db1ccb407f736933186820a3f931ad2ab7","sha256:34040335024a01daac60bbd0686d226d2fdbb194f7a1204185528df6274b7835"],"state_sha256":"872d9b4b39cd1c5919bba651ecb401dfe315158ad61dc056681d1755c189ddb0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+YoL5dUqU3AB/v7qCrA+b6nPLmR92ZMR56plAGpefucn1VKEuKjcXAOvB87I8t5tL++g04BcNyN1dn+gkBTKBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-24T11:39:04.307801Z","bundle_sha256":"a0b3af6b5eac43f4ce77fecc73d4dad848508cb3a3b06c497d3d730c093f7d8f"}}