{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:YVC4PH4TXTSYIE34Y2YPHR2RKZ","short_pith_number":"pith:YVC4PH4T","canonical_record":{"source":{"id":"0905.1968","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2009-05-13T19:39:42Z","cross_cats_sorted":[],"title_canon_sha256":"dc3c7216d7021d039722e3ed60f6644b2c177fc50a991dbea92814f38596088c","abstract_canon_sha256":"768f63da65dcb81d51ef1d3debf9587baee4f9d84bd5ba501c057c2dd5d475ec"},"schema_version":"1.0"},"canonical_sha256":"c545c79f93bce584137cc6b0f3c751564b3c25f37b802253adc0a2a23fba6d45","source":{"kind":"arxiv","id":"0905.1968","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0905.1968","created_at":"2026-05-18T04:24:04Z"},{"alias_kind":"arxiv_version","alias_value":"0905.1968v1","created_at":"2026-05-18T04:24:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0905.1968","created_at":"2026-05-18T04:24:04Z"},{"alias_kind":"pith_short_12","alias_value":"YVC4PH4TXTSY","created_at":"2026-05-18T12:26:02Z"},{"alias_kind":"pith_short_16","alias_value":"YVC4PH4TXTSYIE34","created_at":"2026-05-18T12:26:02Z"},{"alias_kind":"pith_short_8","alias_value":"YVC4PH4T","created_at":"2026-05-18T12:26:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:YVC4PH4TXTSYIE34Y2YPHR2RKZ","target":"record","payload":{"canonical_record":{"source":{"id":"0905.1968","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2009-05-13T19:39:42Z","cross_cats_sorted":[],"title_canon_sha256":"dc3c7216d7021d039722e3ed60f6644b2c177fc50a991dbea92814f38596088c","abstract_canon_sha256":"768f63da65dcb81d51ef1d3debf9587baee4f9d84bd5ba501c057c2dd5d475ec"},"schema_version":"1.0"},"canonical_sha256":"c545c79f93bce584137cc6b0f3c751564b3c25f37b802253adc0a2a23fba6d45","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:24:04.273372Z","signature_b64":"ls2+BF0L1jEPbJKbYkbE/PDy6f4Qp9et0YFClJyCEHTZh74TllOVxWve8YyZjmwFAmMJ/78/aBzIfrp2tsdDAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c545c79f93bce584137cc6b0f3c751564b3c25f37b802253adc0a2a23fba6d45","last_reissued_at":"2026-05-18T04:24:04.272646Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:24:04.272646Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0905.1968","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":"2026-05-18T04:24:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"89ybLdFxK/IBTXmXCXzJaqqStk+FiduF6q6Go4f3v/xpJBxP5nVvBEI+DSxtN3DWTDL+WI5GHC8o8145jGc/Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T02:29:48.354514Z"},"content_sha256":"3731a6e4f1015606f7471c93671cd453ce7d2135150255ffd001d518423285ea","schema_version":"1.0","event_id":"sha256:3731a6e4f1015606f7471c93671cd453ce7d2135150255ffd001d518423285ea"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:YVC4PH4TXTSYIE34Y2YPHR2RKZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Hitchin's Equations and M-Theory Phenomenology","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"Martijn Wijnholt, Tony Pantev","submitted_at":"2009-05-13T19:39:42Z","abstract_excerpt":"Phenomenological compactifications of M-theory involve 7-manifolds with G_2 holonomy and various singularities. Here we study local geometries with such singularities, by thinking of them as compactifications of 7d supersymmetric Yang-Mills theory on a three-manifold Q_3. We give a general discussion of compactifications of 7d Yang-Mills theory in terms of Higgs bundles on Q_3. We show they can be constructed using spectral covers, which are Lagrangian branes with a flat connection in the cotangent bundle T^*Q_3. We explain the dictionary with ALE fibrations over Q_3 and conjecture that these "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0905.1968","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":"2026-05-18T04:24:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kGcIo/VTDO4njRO/5cufyzbBys49tWRyBu2FHmq3HNJ/0/yuvXd81IEOIOg1e3AGi+MPWF+4LyVhdhnczoUFCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T02:29:48.354859Z"},"content_sha256":"abc1a0520fb2cca27651e2358b6446551ebd02ac5b3cb813c104b2cf4ffeefec","schema_version":"1.0","event_id":"sha256:abc1a0520fb2cca27651e2358b6446551ebd02ac5b3cb813c104b2cf4ffeefec"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YVC4PH4TXTSYIE34Y2YPHR2RKZ/bundle.json","state_url":"https://pith.science/pith/YVC4PH4TXTSYIE34Y2YPHR2RKZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YVC4PH4TXTSYIE34Y2YPHR2RKZ/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":"2026-05-28T02:29:48Z","links":{"resolver":"https://pith.science/pith/YVC4PH4TXTSYIE34Y2YPHR2RKZ","bundle":"https://pith.science/pith/YVC4PH4TXTSYIE34Y2YPHR2RKZ/bundle.json","state":"https://pith.science/pith/YVC4PH4TXTSYIE34Y2YPHR2RKZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YVC4PH4TXTSYIE34Y2YPHR2RKZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:YVC4PH4TXTSYIE34Y2YPHR2RKZ","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":"768f63da65dcb81d51ef1d3debf9587baee4f9d84bd5ba501c057c2dd5d475ec","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2009-05-13T19:39:42Z","title_canon_sha256":"dc3c7216d7021d039722e3ed60f6644b2c177fc50a991dbea92814f38596088c"},"schema_version":"1.0","source":{"id":"0905.1968","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0905.1968","created_at":"2026-05-18T04:24:04Z"},{"alias_kind":"arxiv_version","alias_value":"0905.1968v1","created_at":"2026-05-18T04:24:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0905.1968","created_at":"2026-05-18T04:24:04Z"},{"alias_kind":"pith_short_12","alias_value":"YVC4PH4TXTSY","created_at":"2026-05-18T12:26:02Z"},{"alias_kind":"pith_short_16","alias_value":"YVC4PH4TXTSYIE34","created_at":"2026-05-18T12:26:02Z"},{"alias_kind":"pith_short_8","alias_value":"YVC4PH4T","created_at":"2026-05-18T12:26:02Z"}],"graph_snapshots":[{"event_id":"sha256:abc1a0520fb2cca27651e2358b6446551ebd02ac5b3cb813c104b2cf4ffeefec","target":"graph","created_at":"2026-05-18T04:24:04Z","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":"Phenomenological compactifications of M-theory involve 7-manifolds with G_2 holonomy and various singularities. Here we study local geometries with such singularities, by thinking of them as compactifications of 7d supersymmetric Yang-Mills theory on a three-manifold Q_3. We give a general discussion of compactifications of 7d Yang-Mills theory in terms of Higgs bundles on Q_3. We show they can be constructed using spectral covers, which are Lagrangian branes with a flat connection in the cotangent bundle T^*Q_3. We explain the dictionary with ALE fibrations over Q_3 and conjecture that these ","authors_text":"Martijn Wijnholt, Tony Pantev","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2009-05-13T19:39:42Z","title":"Hitchin's Equations and M-Theory Phenomenology"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0905.1968","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":"sha256:3731a6e4f1015606f7471c93671cd453ce7d2135150255ffd001d518423285ea","target":"record","created_at":"2026-05-18T04:24:04Z","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":"768f63da65dcb81d51ef1d3debf9587baee4f9d84bd5ba501c057c2dd5d475ec","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2009-05-13T19:39:42Z","title_canon_sha256":"dc3c7216d7021d039722e3ed60f6644b2c177fc50a991dbea92814f38596088c"},"schema_version":"1.0","source":{"id":"0905.1968","kind":"arxiv","version":1}},"canonical_sha256":"c545c79f93bce584137cc6b0f3c751564b3c25f37b802253adc0a2a23fba6d45","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c545c79f93bce584137cc6b0f3c751564b3c25f37b802253adc0a2a23fba6d45","first_computed_at":"2026-05-18T04:24:04.272646Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:24:04.272646Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ls2+BF0L1jEPbJKbYkbE/PDy6f4Qp9et0YFClJyCEHTZh74TllOVxWve8YyZjmwFAmMJ/78/aBzIfrp2tsdDAA==","signature_status":"signed_v1","signed_at":"2026-05-18T04:24:04.273372Z","signed_message":"canonical_sha256_bytes"},"source_id":"0905.1968","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3731a6e4f1015606f7471c93671cd453ce7d2135150255ffd001d518423285ea","sha256:abc1a0520fb2cca27651e2358b6446551ebd02ac5b3cb813c104b2cf4ffeefec"],"state_sha256":"ca580036e2ca6c6c71610793ba70dade32084baa9f93ed16d157f6b60c989de2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"M0eqI5ezLtXhMA9sMcpsBlkLX0oeYE/NM5/wRTTZXrEPG0hGkOj+4BudjrLW1YtvdkNDO3r5jy+mxT+AkLMnBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T02:29:48.356966Z","bundle_sha256":"48f6f6eceb49afab329738d4ae6c560b22b141e63d6ac2c49bb5000533539928"}}