{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:NAY47QRQNC3QQULKWYUHZBNC5E","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":"42dfc415335fa5a5094b291eee984c2aafa6a20c38fa654e3056c48f7282c3e0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2015-02-25T01:04:01Z","title_canon_sha256":"a5fa0895a126985a6783c63ce536f986d2466af25d9d5a106e301c68f7164051"},"schema_version":"1.0","source":{"id":"1502.07023","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1502.07023","created_at":"2026-05-18T01:33:33Z"},{"alias_kind":"arxiv_version","alias_value":"1502.07023v3","created_at":"2026-05-18T01:33:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1502.07023","created_at":"2026-05-18T01:33:33Z"},{"alias_kind":"pith_short_12","alias_value":"NAY47QRQNC3Q","created_at":"2026-05-18T12:29:32Z"},{"alias_kind":"pith_short_16","alias_value":"NAY47QRQNC3QQULK","created_at":"2026-05-18T12:29:32Z"},{"alias_kind":"pith_short_8","alias_value":"NAY47QRQ","created_at":"2026-05-18T12:29:32Z"}],"graph_snapshots":[{"event_id":"sha256:7315b5498fdc85afe3ce27b36e3ad754133172ae7fbca4231a469a91db47748d","target":"graph","created_at":"2026-05-18T01:33:33Z","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":"Given an algebraic stack, we compare its Nori fundamental group with that of its coarse moduli space. We also study conditions under which the stack can be uniformized by an algebraic space.","authors_text":"Indranil Biswas, Niels Borne","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2015-02-25T01:04:01Z","title":"The Nori fundamental gerbe of tame stacks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1502.07023","kind":"arxiv","version":3},"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:ff38b8426445e70856f16b0299870471b794ff123285528b0d83bf3b8b3c9bcc","target":"record","created_at":"2026-05-18T01:33:33Z","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":"42dfc415335fa5a5094b291eee984c2aafa6a20c38fa654e3056c48f7282c3e0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2015-02-25T01:04:01Z","title_canon_sha256":"a5fa0895a126985a6783c63ce536f986d2466af25d9d5a106e301c68f7164051"},"schema_version":"1.0","source":{"id":"1502.07023","kind":"arxiv","version":3}},"canonical_sha256":"6831cfc23068b708516ab6287c85a2e93ff16fbd0e4da19778ff39eada51acd6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6831cfc23068b708516ab6287c85a2e93ff16fbd0e4da19778ff39eada51acd6","first_computed_at":"2026-05-18T01:33:33.792215Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:33:33.792215Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"zKXHhpOVpLYmkUTmhaTXVrJM9C5pqhNHuC05clgBOgIpPTtK4OyZZ9i5gex/pdMC41XJ5q2QHRBrr8UuvTaUCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:33:33.793000Z","signed_message":"canonical_sha256_bytes"},"source_id":"1502.07023","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ff38b8426445e70856f16b0299870471b794ff123285528b0d83bf3b8b3c9bcc","sha256:7315b5498fdc85afe3ce27b36e3ad754133172ae7fbca4231a469a91db47748d"],"state_sha256":"c9323cc639bb5e2936aef85d2531efbb6f272dd66c404428472e0ab7eecab28b"}