{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1996:XV3YKCDG3MPPZ3MM7KNOH45EJ7","short_pith_number":"pith:XV3YKCDG","canonical_record":{"source":{"id":"hep-th/9610195","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-th","submitted_at":"1996-10-27T22:35:26Z","cross_cats_sorted":[],"title_canon_sha256":"4ff7a0ba06b1715f4b0f84afb5be7b34976d5c01300c6b28324922d4b2768de5","abstract_canon_sha256":"69bcc7e90439d410687987d13a86bd63d4c9e4a77078d37580759320ffce2543"},"schema_version":"1.0"},"canonical_sha256":"bd77850866db1efced8cfa9ae3f3a44fdbd00da7f63dda92cabba874435c949e","source":{"kind":"arxiv","id":"hep-th/9610195","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-th/9610195","created_at":"2026-07-04T16:02:24Z"},{"alias_kind":"arxiv_version","alias_value":"hep-th/9610195v1","created_at":"2026-07-04T16:02:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-th/9610195","created_at":"2026-07-04T16:02:24Z"},{"alias_kind":"pith_short_12","alias_value":"XV3YKCDG3MPP","created_at":"2026-07-04T16:02:24Z"},{"alias_kind":"pith_short_16","alias_value":"XV3YKCDG3MPPZ3MM","created_at":"2026-07-04T16:02:24Z"},{"alias_kind":"pith_short_8","alias_value":"XV3YKCDG","created_at":"2026-07-04T16:02:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1996:XV3YKCDG3MPPZ3MM7KNOH45EJ7","target":"record","payload":{"canonical_record":{"source":{"id":"hep-th/9610195","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-th","submitted_at":"1996-10-27T22:35:26Z","cross_cats_sorted":[],"title_canon_sha256":"4ff7a0ba06b1715f4b0f84afb5be7b34976d5c01300c6b28324922d4b2768de5","abstract_canon_sha256":"69bcc7e90439d410687987d13a86bd63d4c9e4a77078d37580759320ffce2543"},"schema_version":"1.0"},"canonical_sha256":"bd77850866db1efced8cfa9ae3f3a44fdbd00da7f63dda92cabba874435c949e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:02:24.607792Z","signature_b64":"eQVuZBxo+3pp6BU0AEK8HSTpYmmRjOavLUcMaEfUjzBNMpPMmBObk0K5Fzle14MG379qYuN/5X3tYdMaDm+vBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bd77850866db1efced8cfa9ae3f3a44fdbd00da7f63dda92cabba874435c949e","last_reissued_at":"2026-07-04T16:02:24.607429Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:02:24.607429Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-th/9610195","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":"2026-07-04T16:02:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Lh47yQ3+c7Z4wUCN1rY6tfTZ90J09cF92S96EQ7iyukto4Fz7vdBusRZF1uamHKpGx45MM9IlH+zMQq9+0WXCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T01:57:12.237893Z"},"content_sha256":"4ba4a85d91477849d3711aea31a2fad57ddaf4f1fb9c8ce080e0c4f27d7d4149","schema_version":"1.0","event_id":"sha256:4ba4a85d91477849d3711aea31a2fad57ddaf4f1fb9c8ce080e0c4f27d7d4149"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1996:XV3YKCDG3MPPZ3MM7KNOH45EJ7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Unification of M- and F- Theory Calabi-Yau Fourfold Vacua","license":"","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"Ilka Brunner, Monika Lynker, Rolf Schimmrigk","submitted_at":"1996-10-27T22:35:26Z","abstract_excerpt":"We consider splitting type phase transitions between Calabi-Yau fourfolds. These transitions generalize previously known types of conifold transitions between threefolds. Similar to conifold configurations the singular varieties mediating the transitions between fourfolds connect moduli spaces of different dimensions, describing ground states in M- and F-theory with different numbers of massless modes as well as different numbers of cycles to wrap various p-branes around. The web of Calabi-Yau fourfolds obtained in this way contains the class of all complete intersection manifolds embedded in "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-th/9610195","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/hep-th/9610195/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":"2026-07-04T16:02:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cdLbxfImslsVVJdh+pztkMxAlAQf+y6A4zDtVbMhSXTzj9h7ioNOt4cHWBXju7fgWsbZJsmFJGEu985kSIqKCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T01:57:12.238394Z"},"content_sha256":"a94dd77e73d981f222d9b9d9d8c1c65ed339f6f0c747f46b77464f00adcce0be","schema_version":"1.0","event_id":"sha256:a94dd77e73d981f222d9b9d9d8c1c65ed339f6f0c747f46b77464f00adcce0be"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XV3YKCDG3MPPZ3MM7KNOH45EJ7/bundle.json","state_url":"https://pith.science/pith/XV3YKCDG3MPPZ3MM7KNOH45EJ7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XV3YKCDG3MPPZ3MM7KNOH45EJ7/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":"2026-08-09T01:57:12Z","links":{"resolver":"https://pith.science/pith/XV3YKCDG3MPPZ3MM7KNOH45EJ7","bundle":"https://pith.science/pith/XV3YKCDG3MPPZ3MM7KNOH45EJ7/bundle.json","state":"https://pith.science/pith/XV3YKCDG3MPPZ3MM7KNOH45EJ7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XV3YKCDG3MPPZ3MM7KNOH45EJ7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1996:XV3YKCDG3MPPZ3MM7KNOH45EJ7","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":"69bcc7e90439d410687987d13a86bd63d4c9e4a77078d37580759320ffce2543","cross_cats_sorted":[],"license":"","primary_cat":"hep-th","submitted_at":"1996-10-27T22:35:26Z","title_canon_sha256":"4ff7a0ba06b1715f4b0f84afb5be7b34976d5c01300c6b28324922d4b2768de5"},"schema_version":"1.0","source":{"id":"hep-th/9610195","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-th/9610195","created_at":"2026-07-04T16:02:24Z"},{"alias_kind":"arxiv_version","alias_value":"hep-th/9610195v1","created_at":"2026-07-04T16:02:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-th/9610195","created_at":"2026-07-04T16:02:24Z"},{"alias_kind":"pith_short_12","alias_value":"XV3YKCDG3MPP","created_at":"2026-07-04T16:02:24Z"},{"alias_kind":"pith_short_16","alias_value":"XV3YKCDG3MPPZ3MM","created_at":"2026-07-04T16:02:24Z"},{"alias_kind":"pith_short_8","alias_value":"XV3YKCDG","created_at":"2026-07-04T16:02:24Z"}],"graph_snapshots":[{"event_id":"sha256:a94dd77e73d981f222d9b9d9d8c1c65ed339f6f0c747f46b77464f00adcce0be","target":"graph","created_at":"2026-07-04T16:02:24Z","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/hep-th/9610195/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We consider splitting type phase transitions between Calabi-Yau fourfolds. These transitions generalize previously known types of conifold transitions between threefolds. Similar to conifold configurations the singular varieties mediating the transitions between fourfolds connect moduli spaces of different dimensions, describing ground states in M- and F-theory with different numbers of massless modes as well as different numbers of cycles to wrap various p-branes around. The web of Calabi-Yau fourfolds obtained in this way contains the class of all complete intersection manifolds embedded in ","authors_text":"Ilka Brunner, Monika Lynker, Rolf Schimmrigk","cross_cats":[],"headline":"","license":"","primary_cat":"hep-th","submitted_at":"1996-10-27T22:35:26Z","title":"Unification of M- and F- Theory Calabi-Yau Fourfold Vacua"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-th/9610195","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":"sha256:4ba4a85d91477849d3711aea31a2fad57ddaf4f1fb9c8ce080e0c4f27d7d4149","target":"record","created_at":"2026-07-04T16:02:24Z","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":"69bcc7e90439d410687987d13a86bd63d4c9e4a77078d37580759320ffce2543","cross_cats_sorted":[],"license":"","primary_cat":"hep-th","submitted_at":"1996-10-27T22:35:26Z","title_canon_sha256":"4ff7a0ba06b1715f4b0f84afb5be7b34976d5c01300c6b28324922d4b2768de5"},"schema_version":"1.0","source":{"id":"hep-th/9610195","kind":"arxiv","version":1}},"canonical_sha256":"bd77850866db1efced8cfa9ae3f3a44fdbd00da7f63dda92cabba874435c949e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bd77850866db1efced8cfa9ae3f3a44fdbd00da7f63dda92cabba874435c949e","first_computed_at":"2026-07-04T16:02:24.607429Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:02:24.607429Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"eQVuZBxo+3pp6BU0AEK8HSTpYmmRjOavLUcMaEfUjzBNMpPMmBObk0K5Fzle14MG379qYuN/5X3tYdMaDm+vBQ==","signature_status":"signed_v1","signed_at":"2026-07-04T16:02:24.607792Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-th/9610195","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4ba4a85d91477849d3711aea31a2fad57ddaf4f1fb9c8ce080e0c4f27d7d4149","sha256:a94dd77e73d981f222d9b9d9d8c1c65ed339f6f0c747f46b77464f00adcce0be"],"state_sha256":"2cb5209e60487188a70ce1ce7dd61aebbd280de93c299240cfc98db7bfc155ba"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"B8wM3k530ECDIrUW/3uQZwfCHQ22wrFLyk+OoBwG5vlrjCTm7ObsT5ZY1sYkBIpg05oSryVT93n7AfRm1wrcDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-09T01:57:12.242253Z","bundle_sha256":"015b3e19bfc93d47ba60801c6488dde2a13bb561a871abedc92bf5627227a1fe"}}