{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:ZH2HF3C3DMIU4PVUVJZARVZ574","short_pith_number":"pith:ZH2HF3C3","canonical_record":{"source":{"id":"1212.4505","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2012-12-18T21:02:29Z","cross_cats_sorted":["math.AG"],"title_canon_sha256":"ea9aa27cfa46534e3e5892a6c623a45afc6e6e510e478e37a45838b7de2f90e8","abstract_canon_sha256":"cb6cb7daaf846a9abddabb1ab68eb187187957269c3e5e5f3a0f13630d1fced3"},"schema_version":"1.0"},"canonical_sha256":"c9f472ec5b1b114e3eb4aa7208d73dff3758ac1198aa0f59e02a7dcd1b080a23","source":{"kind":"arxiv","id":"1212.4505","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1212.4505","created_at":"2026-05-18T03:38:12Z"},{"alias_kind":"arxiv_version","alias_value":"1212.4505v1","created_at":"2026-05-18T03:38:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1212.4505","created_at":"2026-05-18T03:38:12Z"},{"alias_kind":"pith_short_12","alias_value":"ZH2HF3C3DMIU","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_16","alias_value":"ZH2HF3C3DMIU4PVU","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_8","alias_value":"ZH2HF3C3","created_at":"2026-05-18T12:27:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:ZH2HF3C3DMIU4PVUVJZARVZ574","target":"record","payload":{"canonical_record":{"source":{"id":"1212.4505","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2012-12-18T21:02:29Z","cross_cats_sorted":["math.AG"],"title_canon_sha256":"ea9aa27cfa46534e3e5892a6c623a45afc6e6e510e478e37a45838b7de2f90e8","abstract_canon_sha256":"cb6cb7daaf846a9abddabb1ab68eb187187957269c3e5e5f3a0f13630d1fced3"},"schema_version":"1.0"},"canonical_sha256":"c9f472ec5b1b114e3eb4aa7208d73dff3758ac1198aa0f59e02a7dcd1b080a23","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:38:12.164596Z","signature_b64":"luOFiFXbi1lHLofpYZ5/Hn/0bH5fxGOCRRKlJ4VCQ/x/L7bVBJ6sm52SeMVtM8x/PZ/7n2aLSSJxoiSqO+3WCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c9f472ec5b1b114e3eb4aa7208d73dff3758ac1198aa0f59e02a7dcd1b080a23","last_reissued_at":"2026-05-18T03:38:12.163914Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:38:12.163914Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1212.4505","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":"2026-05-18T03:38:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Hprma5U2YDUVEUGlrwgK23HeUP7uBVh6zfwkbs+I+4MlnkxcXXVRyNicCe6Vs41Elgc7Qa4lbiQmIEWja0HRDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T12:25:02.934907Z"},"content_sha256":"6bd45aaf91c686b2798fd43d3af228736031468f8520cebf79da6c4ca2c52d26","schema_version":"1.0","event_id":"sha256:6bd45aaf91c686b2798fd43d3af228736031468f8520cebf79da6c4ca2c52d26"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:ZH2HF3C3DMIU4PVUVJZARVZ574","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Sen Limit","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.AG"],"primary_cat":"hep-th","authors_text":"A. Clingher, M. Wijnholt, R. Donagi","submitted_at":"2012-12-18T21:02:29Z","abstract_excerpt":"F-theory compactifications on elliptic Calabi-Yau manifolds may be related to IIb compactifications by taking a certain limit in complex structure moduli space, introduced by A. Sen. The limit has been characterized on the basis of SL(2,Z) monodromies of the elliptic fibration. Instead, we introduce a stable version of the Sen limit. In this picture the elliptic Calabi-Yau splits into two pieces, a P^1-bundle and a conic bundle, and the intersection yields the IIb space-time. We get a precise match between F-theory and perturbative type IIb. The correspondence is holographic, in the sense that"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1212.4505","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":"2026-05-18T03:38:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zDtkMi1tFaIJ8D20JSV1Z9RlLrZI3fcq4B5bHQX5QxM2zMi/BgIGJaXxJjvqz/sa75eE/osUfVXvtnK+SNB1Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T12:25:02.935261Z"},"content_sha256":"fd7c22a52084f4a430d89bed8763f1321e85d142daa54781c38a48ae4ed2d368","schema_version":"1.0","event_id":"sha256:fd7c22a52084f4a430d89bed8763f1321e85d142daa54781c38a48ae4ed2d368"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZH2HF3C3DMIU4PVUVJZARVZ574/bundle.json","state_url":"https://pith.science/pith/ZH2HF3C3DMIU4PVUVJZARVZ574/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZH2HF3C3DMIU4PVUVJZARVZ574/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":"2026-06-02T12:25:02Z","links":{"resolver":"https://pith.science/pith/ZH2HF3C3DMIU4PVUVJZARVZ574","bundle":"https://pith.science/pith/ZH2HF3C3DMIU4PVUVJZARVZ574/bundle.json","state":"https://pith.science/pith/ZH2HF3C3DMIU4PVUVJZARVZ574/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZH2HF3C3DMIU4PVUVJZARVZ574/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:ZH2HF3C3DMIU4PVUVJZARVZ574","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":"cb6cb7daaf846a9abddabb1ab68eb187187957269c3e5e5f3a0f13630d1fced3","cross_cats_sorted":["math.AG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2012-12-18T21:02:29Z","title_canon_sha256":"ea9aa27cfa46534e3e5892a6c623a45afc6e6e510e478e37a45838b7de2f90e8"},"schema_version":"1.0","source":{"id":"1212.4505","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1212.4505","created_at":"2026-05-18T03:38:12Z"},{"alias_kind":"arxiv_version","alias_value":"1212.4505v1","created_at":"2026-05-18T03:38:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1212.4505","created_at":"2026-05-18T03:38:12Z"},{"alias_kind":"pith_short_12","alias_value":"ZH2HF3C3DMIU","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_16","alias_value":"ZH2HF3C3DMIU4PVU","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_8","alias_value":"ZH2HF3C3","created_at":"2026-05-18T12:27:30Z"}],"graph_snapshots":[{"event_id":"sha256:fd7c22a52084f4a430d89bed8763f1321e85d142daa54781c38a48ae4ed2d368","target":"graph","created_at":"2026-05-18T03:38:12Z","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":"F-theory compactifications on elliptic Calabi-Yau manifolds may be related to IIb compactifications by taking a certain limit in complex structure moduli space, introduced by A. Sen. The limit has been characterized on the basis of SL(2,Z) monodromies of the elliptic fibration. Instead, we introduce a stable version of the Sen limit. In this picture the elliptic Calabi-Yau splits into two pieces, a P^1-bundle and a conic bundle, and the intersection yields the IIb space-time. We get a precise match between F-theory and perturbative type IIb. The correspondence is holographic, in the sense that","authors_text":"A. Clingher, M. Wijnholt, R. Donagi","cross_cats":["math.AG"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2012-12-18T21:02:29Z","title":"The Sen Limit"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1212.4505","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":"sha256:6bd45aaf91c686b2798fd43d3af228736031468f8520cebf79da6c4ca2c52d26","target":"record","created_at":"2026-05-18T03:38:12Z","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":"cb6cb7daaf846a9abddabb1ab68eb187187957269c3e5e5f3a0f13630d1fced3","cross_cats_sorted":["math.AG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2012-12-18T21:02:29Z","title_canon_sha256":"ea9aa27cfa46534e3e5892a6c623a45afc6e6e510e478e37a45838b7de2f90e8"},"schema_version":"1.0","source":{"id":"1212.4505","kind":"arxiv","version":1}},"canonical_sha256":"c9f472ec5b1b114e3eb4aa7208d73dff3758ac1198aa0f59e02a7dcd1b080a23","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c9f472ec5b1b114e3eb4aa7208d73dff3758ac1198aa0f59e02a7dcd1b080a23","first_computed_at":"2026-05-18T03:38:12.163914Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:38:12.163914Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"luOFiFXbi1lHLofpYZ5/Hn/0bH5fxGOCRRKlJ4VCQ/x/L7bVBJ6sm52SeMVtM8x/PZ/7n2aLSSJxoiSqO+3WCg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:38:12.164596Z","signed_message":"canonical_sha256_bytes"},"source_id":"1212.4505","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6bd45aaf91c686b2798fd43d3af228736031468f8520cebf79da6c4ca2c52d26","sha256:fd7c22a52084f4a430d89bed8763f1321e85d142daa54781c38a48ae4ed2d368"],"state_sha256":"04f70f6a30b9918ffc2a61d9ee220d6109d7132bc66fcbfee81a0ca4bc53dab2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ENHNURtoy4kaudGFm+KXwl2gFedq6doD7KThp/g9Ds21kwzT/4X9fT9/9bQv7i+OwkHS4713hiPP+cn4NdxUAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T12:25:02.937292Z","bundle_sha256":"bc5c12f0517b401e2c3d20e099661a4c2140b37fd151d3b52b6a25507ec7d2a0"}}