{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:MT7SENQVY3RMLGJACXNRMRYJTP","short_pith_number":"pith:MT7SENQV","canonical_record":{"source":{"id":"1903.06239","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-03-14T20:31:04Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"98b5531b07e7b6b25d2862783094f650bb08ae0131155ad3c2e28a12956123fa","abstract_canon_sha256":"e40e6de00648df6ae8ae15037fb179b28334189c7f0b095c7569f47ec97a4e84"},"schema_version":"1.0"},"canonical_sha256":"64ff223615c6e2c5992015db1647099bc10451666779b9a0294713f4e1ee0b85","source":{"kind":"arxiv","id":"1903.06239","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.06239","created_at":"2026-05-17T23:42:20Z"},{"alias_kind":"arxiv_version","alias_value":"1903.06239v3","created_at":"2026-05-17T23:42:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.06239","created_at":"2026-05-17T23:42:20Z"},{"alias_kind":"pith_short_12","alias_value":"MT7SENQVY3RM","created_at":"2026-05-18T12:33:24Z"},{"alias_kind":"pith_short_16","alias_value":"MT7SENQVY3RMLGJA","created_at":"2026-05-18T12:33:24Z"},{"alias_kind":"pith_short_8","alias_value":"MT7SENQV","created_at":"2026-05-18T12:33:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:MT7SENQVY3RMLGJACXNRMRYJTP","target":"record","payload":{"canonical_record":{"source":{"id":"1903.06239","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-03-14T20:31:04Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"98b5531b07e7b6b25d2862783094f650bb08ae0131155ad3c2e28a12956123fa","abstract_canon_sha256":"e40e6de00648df6ae8ae15037fb179b28334189c7f0b095c7569f47ec97a4e84"},"schema_version":"1.0"},"canonical_sha256":"64ff223615c6e2c5992015db1647099bc10451666779b9a0294713f4e1ee0b85","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:42:20.767946Z","signature_b64":"1H2wzXJuJKGjjdkq4tdsqwbdnUCvY1x0P9eNCTzt/8LFt1QWB0i13EUC/h9bw8H6Ham/SCk+e4ppVqLmDJiyBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"64ff223615c6e2c5992015db1647099bc10451666779b9a0294713f4e1ee0b85","last_reissued_at":"2026-05-17T23:42:20.767536Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:42:20.767536Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1903.06239","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:42:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7KUNJC4tcYK6RjA6WVXxXUJGqqQt9u+ysWHSVO8a1RQNqkp6TEmc/5NgX8AVxSp/XENn5XbjpuXIuSaHC4LGBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-16T00:18:26.720483Z"},"content_sha256":"2d03c1fb786f44a78c51329dff2f9c0600e82932fff22737f21634e2d21f31df","schema_version":"1.0","event_id":"sha256:2d03c1fb786f44a78c51329dff2f9c0600e82932fff22737f21634e2d21f31df"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:MT7SENQVY3RMLGJACXNRMRYJTP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Swampland: Introduction and Review","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"hep-th","authors_text":"Eran Palti","submitted_at":"2019-03-14T20:31:04Z","abstract_excerpt":"The Swampland program aims to distinguish effective theories which can be completed into quantum gravity in the ultraviolet from those which cannot. This article forms an introduction to the field, assuming only a knowledge of quantum field theory and general relativity. It also forms a comprehensive review, covering the range of ideas that are part of the field, from the Weak Gravity Conjecture, through compactifications of String Theory, to the de Sitter conjecture."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.06239","kind":"arxiv","version":3},"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":"2026-05-17T23:42:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8dM0AoH5pf2qa/gW0SKlFwLkAf+9YcPgKrcoBUPMk6Lxhf55mbgAXOxz7TLuZ4qPt5LyK3bTHN0+t1M75ZtsAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-16T00:18:26.720830Z"},"content_sha256":"d111385087bbf057752a575418b351517df25c6c77ce641c8f33ebaaf53a860a","schema_version":"1.0","event_id":"sha256:d111385087bbf057752a575418b351517df25c6c77ce641c8f33ebaaf53a860a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MT7SENQVY3RMLGJACXNRMRYJTP/bundle.json","state_url":"https://pith.science/pith/MT7SENQVY3RMLGJACXNRMRYJTP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MT7SENQVY3RMLGJACXNRMRYJTP/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":"2026-07-16T00:18:26Z","links":{"resolver":"https://pith.science/pith/MT7SENQVY3RMLGJACXNRMRYJTP","bundle":"https://pith.science/pith/MT7SENQVY3RMLGJACXNRMRYJTP/bundle.json","state":"https://pith.science/pith/MT7SENQVY3RMLGJACXNRMRYJTP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MT7SENQVY3RMLGJACXNRMRYJTP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:MT7SENQVY3RMLGJACXNRMRYJTP","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":"e40e6de00648df6ae8ae15037fb179b28334189c7f0b095c7569f47ec97a4e84","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-03-14T20:31:04Z","title_canon_sha256":"98b5531b07e7b6b25d2862783094f650bb08ae0131155ad3c2e28a12956123fa"},"schema_version":"1.0","source":{"id":"1903.06239","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.06239","created_at":"2026-05-17T23:42:20Z"},{"alias_kind":"arxiv_version","alias_value":"1903.06239v3","created_at":"2026-05-17T23:42:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.06239","created_at":"2026-05-17T23:42:20Z"},{"alias_kind":"pith_short_12","alias_value":"MT7SENQVY3RM","created_at":"2026-05-18T12:33:24Z"},{"alias_kind":"pith_short_16","alias_value":"MT7SENQVY3RMLGJA","created_at":"2026-05-18T12:33:24Z"},{"alias_kind":"pith_short_8","alias_value":"MT7SENQV","created_at":"2026-05-18T12:33:24Z"}],"graph_snapshots":[{"event_id":"sha256:d111385087bbf057752a575418b351517df25c6c77ce641c8f33ebaaf53a860a","target":"graph","created_at":"2026-05-17T23:42:20Z","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 Swampland program aims to distinguish effective theories which can be completed into quantum gravity in the ultraviolet from those which cannot. This article forms an introduction to the field, assuming only a knowledge of quantum field theory and general relativity. It also forms a comprehensive review, covering the range of ideas that are part of the field, from the Weak Gravity Conjecture, through compactifications of String Theory, to the de Sitter conjecture.","authors_text":"Eran Palti","cross_cats":["gr-qc"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-03-14T20:31:04Z","title":"The Swampland: Introduction and Review"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.06239","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":"sha256:2d03c1fb786f44a78c51329dff2f9c0600e82932fff22737f21634e2d21f31df","target":"record","created_at":"2026-05-17T23:42:20Z","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":"e40e6de00648df6ae8ae15037fb179b28334189c7f0b095c7569f47ec97a4e84","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-03-14T20:31:04Z","title_canon_sha256":"98b5531b07e7b6b25d2862783094f650bb08ae0131155ad3c2e28a12956123fa"},"schema_version":"1.0","source":{"id":"1903.06239","kind":"arxiv","version":3}},"canonical_sha256":"64ff223615c6e2c5992015db1647099bc10451666779b9a0294713f4e1ee0b85","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"64ff223615c6e2c5992015db1647099bc10451666779b9a0294713f4e1ee0b85","first_computed_at":"2026-05-17T23:42:20.767536Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:42:20.767536Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1H2wzXJuJKGjjdkq4tdsqwbdnUCvY1x0P9eNCTzt/8LFt1QWB0i13EUC/h9bw8H6Ham/SCk+e4ppVqLmDJiyBQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:42:20.767946Z","signed_message":"canonical_sha256_bytes"},"source_id":"1903.06239","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2d03c1fb786f44a78c51329dff2f9c0600e82932fff22737f21634e2d21f31df","sha256:d111385087bbf057752a575418b351517df25c6c77ce641c8f33ebaaf53a860a"],"state_sha256":"a2434a8438de07978dcb09e1ddbf63e0ce036c8bd51c8c72004c34af442f2b20"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AhFBS6eKu6L4eWR8RKol8FTtVM3IstzDqTYUf5iXpzEarT0Cgsr66Vsjhh4Rz+XmfGSdKxZns65cS5vX1y+qCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-16T00:18:26.723171Z","bundle_sha256":"5347206ad08822dc398f058bdb3d41e8d3d7ee16be799fa93e06d8641d806a60"}}