{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:SDMZ5PJ5FF7UYI2VWSYSOUH7FY","short_pith_number":"pith:SDMZ5PJ5","canonical_record":{"source":{"id":"1404.5346","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2014-04-21T22:36:42Z","cross_cats_sorted":[],"title_canon_sha256":"53ffe1640689e49a7732c183a0ab18e69db24f8ce345db43a7e1b233107ef5e5","abstract_canon_sha256":"97dede1d35c85fa9199dd50c4cdf05a7de1b431978fe468082706d8f810c6350"},"schema_version":"1.0"},"canonical_sha256":"90d99ebd3d297f4c2355b4b12750ff2e2da4ec22bbd959b3fa84857e1f4a90e2","source":{"kind":"arxiv","id":"1404.5346","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1404.5346","created_at":"2026-05-18T01:43:26Z"},{"alias_kind":"arxiv_version","alias_value":"1404.5346v1","created_at":"2026-05-18T01:43:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1404.5346","created_at":"2026-05-18T01:43:26Z"},{"alias_kind":"pith_short_12","alias_value":"SDMZ5PJ5FF7U","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_16","alias_value":"SDMZ5PJ5FF7UYI2V","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_8","alias_value":"SDMZ5PJ5","created_at":"2026-05-18T12:28:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:SDMZ5PJ5FF7UYI2VWSYSOUH7FY","target":"record","payload":{"canonical_record":{"source":{"id":"1404.5346","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2014-04-21T22:36:42Z","cross_cats_sorted":[],"title_canon_sha256":"53ffe1640689e49a7732c183a0ab18e69db24f8ce345db43a7e1b233107ef5e5","abstract_canon_sha256":"97dede1d35c85fa9199dd50c4cdf05a7de1b431978fe468082706d8f810c6350"},"schema_version":"1.0"},"canonical_sha256":"90d99ebd3d297f4c2355b4b12750ff2e2da4ec22bbd959b3fa84857e1f4a90e2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:43:26.595239Z","signature_b64":"3AkACu5FU9oicBCD3TAO9t8exRssRo5RoXsaamj9Ord3D4QyxEdI2+R3HAhrQPHmiVAE3GPwfaxFrshSjJ/rBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"90d99ebd3d297f4c2355b4b12750ff2e2da4ec22bbd959b3fa84857e1f4a90e2","last_reissued_at":"2026-05-18T01:43:26.594549Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:43:26.594549Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1404.5346","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":"2026-05-18T01:43:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GOkeo7zeZUJKeYLfAmD6/xk9QZBcveK6yQwd0weKkuZcUxm4iWRN+zm+yKbREV+fR+kNkumU53DT0cqaiQb+BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-23T13:25:44.425448Z"},"content_sha256":"84b0af78bb7414e5af6d1c5a8087a2dd06dbf75c26146351161129cb713a316e","schema_version":"1.0","event_id":"sha256:84b0af78bb7414e5af6d1c5a8087a2dd06dbf75c26146351161129cb713a316e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:SDMZ5PJ5FF7UYI2VWSYSOUH7FY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Supersymmetry Breaking Effects using the Pure Spinor Formalism of the Superstring","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"Edward Witten, Nathan Berkovits","submitted_at":"2014-04-21T22:36:42Z","abstract_excerpt":"The SO(32) heterotic superstring on a Calabi-Yau manifold can spontaneously break supersymmetry at one-loop order even when it is unbroken at tree-level. It is known that calculating the supersymmetry-breaking effects in this model gives a relatively accessible test case of the subtleties of superstring perturbation theory in the RNS formalism. In the present paper, we calculate the relevant amplitudes in the pure spinor approach to superstring perturbation theory, and show that the regulator used in computing loop amplitudes in the pure spinor formalism leads to subtleties somewhat analogous "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1404.5346","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":"2026-05-18T01:43:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"j6UNewLTXmy39PRRf12VL4DhhbOomPz0IqLvRXcj/TQqZRBqJiZ3XAxPkwwFEUZYBuEdUMJBUMTUGAdvIPIUDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-23T13:25:44.426160Z"},"content_sha256":"8819ff4bbc4769ee5f27f9b77199d642fa6921856cffe567bd680a3450694ab5","schema_version":"1.0","event_id":"sha256:8819ff4bbc4769ee5f27f9b77199d642fa6921856cffe567bd680a3450694ab5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SDMZ5PJ5FF7UYI2VWSYSOUH7FY/bundle.json","state_url":"https://pith.science/pith/SDMZ5PJ5FF7UYI2VWSYSOUH7FY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SDMZ5PJ5FF7UYI2VWSYSOUH7FY/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":"2026-05-23T13:25:44Z","links":{"resolver":"https://pith.science/pith/SDMZ5PJ5FF7UYI2VWSYSOUH7FY","bundle":"https://pith.science/pith/SDMZ5PJ5FF7UYI2VWSYSOUH7FY/bundle.json","state":"https://pith.science/pith/SDMZ5PJ5FF7UYI2VWSYSOUH7FY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SDMZ5PJ5FF7UYI2VWSYSOUH7FY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:SDMZ5PJ5FF7UYI2VWSYSOUH7FY","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":"97dede1d35c85fa9199dd50c4cdf05a7de1b431978fe468082706d8f810c6350","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2014-04-21T22:36:42Z","title_canon_sha256":"53ffe1640689e49a7732c183a0ab18e69db24f8ce345db43a7e1b233107ef5e5"},"schema_version":"1.0","source":{"id":"1404.5346","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1404.5346","created_at":"2026-05-18T01:43:26Z"},{"alias_kind":"arxiv_version","alias_value":"1404.5346v1","created_at":"2026-05-18T01:43:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1404.5346","created_at":"2026-05-18T01:43:26Z"},{"alias_kind":"pith_short_12","alias_value":"SDMZ5PJ5FF7U","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_16","alias_value":"SDMZ5PJ5FF7UYI2V","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_8","alias_value":"SDMZ5PJ5","created_at":"2026-05-18T12:28:49Z"}],"graph_snapshots":[{"event_id":"sha256:8819ff4bbc4769ee5f27f9b77199d642fa6921856cffe567bd680a3450694ab5","target":"graph","created_at":"2026-05-18T01:43:26Z","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":"The SO(32) heterotic superstring on a Calabi-Yau manifold can spontaneously break supersymmetry at one-loop order even when it is unbroken at tree-level. It is known that calculating the supersymmetry-breaking effects in this model gives a relatively accessible test case of the subtleties of superstring perturbation theory in the RNS formalism. In the present paper, we calculate the relevant amplitudes in the pure spinor approach to superstring perturbation theory, and show that the regulator used in computing loop amplitudes in the pure spinor formalism leads to subtleties somewhat analogous ","authors_text":"Edward Witten, Nathan Berkovits","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2014-04-21T22:36:42Z","title":"Supersymmetry Breaking Effects using the Pure Spinor Formalism of the Superstring"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1404.5346","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":"sha256:84b0af78bb7414e5af6d1c5a8087a2dd06dbf75c26146351161129cb713a316e","target":"record","created_at":"2026-05-18T01:43:26Z","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":"97dede1d35c85fa9199dd50c4cdf05a7de1b431978fe468082706d8f810c6350","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2014-04-21T22:36:42Z","title_canon_sha256":"53ffe1640689e49a7732c183a0ab18e69db24f8ce345db43a7e1b233107ef5e5"},"schema_version":"1.0","source":{"id":"1404.5346","kind":"arxiv","version":1}},"canonical_sha256":"90d99ebd3d297f4c2355b4b12750ff2e2da4ec22bbd959b3fa84857e1f4a90e2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"90d99ebd3d297f4c2355b4b12750ff2e2da4ec22bbd959b3fa84857e1f4a90e2","first_computed_at":"2026-05-18T01:43:26.594549Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:43:26.594549Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"3AkACu5FU9oicBCD3TAO9t8exRssRo5RoXsaamj9Ord3D4QyxEdI2+R3HAhrQPHmiVAE3GPwfaxFrshSjJ/rBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:43:26.595239Z","signed_message":"canonical_sha256_bytes"},"source_id":"1404.5346","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:84b0af78bb7414e5af6d1c5a8087a2dd06dbf75c26146351161129cb713a316e","sha256:8819ff4bbc4769ee5f27f9b77199d642fa6921856cffe567bd680a3450694ab5"],"state_sha256":"de182e12d3b807061a5bc0f34a137bd3da4a7e5ca7878f55443c42c92166df22"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YqHWIB/ShGTN7lPP+2LnfI39ARmZUbOP71oye8iBjeZivOK9LaqEC1SapzsEBCpeWiwWDNU+F9KyAPL2RgOSDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-23T13:25:44.431047Z","bundle_sha256":"5e8664827f40f5ca8e78b02fd4700bbce45f46450f5f6d3730fe0ee413fed608"}}