{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:Q4OC4NH6QUVU57ZHN7Q4F5RMPB","short_pith_number":"pith:Q4OC4NH6","canonical_record":{"source":{"id":"1702.06130","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2017-02-20T19:00:03Z","cross_cats_sorted":[],"title_canon_sha256":"8074db8b4b8519196d4f683b7f02a59751b267a5b685df1b45d0c2aba46a9b19","abstract_canon_sha256":"9c9c11b29acf3120d0882894c6bb00fd5f0d613e185f07f205ca206032f0b17c"},"schema_version":"1.0"},"canonical_sha256":"871c2e34fe852b4eff276fe1c2f62c785c761bfb17b71fa70459b9c939147159","source":{"kind":"arxiv","id":"1702.06130","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.06130","created_at":"2026-05-18T00:33:21Z"},{"alias_kind":"arxiv_version","alias_value":"1702.06130v2","created_at":"2026-05-18T00:33:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.06130","created_at":"2026-05-18T00:33:21Z"},{"alias_kind":"pith_short_12","alias_value":"Q4OC4NH6QUVU","created_at":"2026-05-18T12:31:37Z"},{"alias_kind":"pith_short_16","alias_value":"Q4OC4NH6QUVU57ZH","created_at":"2026-05-18T12:31:37Z"},{"alias_kind":"pith_short_8","alias_value":"Q4OC4NH6","created_at":"2026-05-18T12:31:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:Q4OC4NH6QUVU57ZHN7Q4F5RMPB","target":"record","payload":{"canonical_record":{"source":{"id":"1702.06130","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2017-02-20T19:00:03Z","cross_cats_sorted":[],"title_canon_sha256":"8074db8b4b8519196d4f683b7f02a59751b267a5b685df1b45d0c2aba46a9b19","abstract_canon_sha256":"9c9c11b29acf3120d0882894c6bb00fd5f0d613e185f07f205ca206032f0b17c"},"schema_version":"1.0"},"canonical_sha256":"871c2e34fe852b4eff276fe1c2f62c785c761bfb17b71fa70459b9c939147159","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:33:21.364605Z","signature_b64":"foc47c+E9JbaRi7+Cmx+CKY1CrOBbZue9zPa6wrQj2BMxU+Bk3cVSiF3cMbk8WnL9JWsDdmPvQFlcwlrsZEKDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"871c2e34fe852b4eff276fe1c2f62c785c761bfb17b71fa70459b9c939147159","last_reissued_at":"2026-05-18T00:33:21.364056Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:33:21.364056Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1702.06130","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:33:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NwUGU6l5eGrIWrjP2gL38P0W/a7/oAZi0h1antzUieA346G9Lw4B+8hVThsiaG3pY8GEt/V/THabOIyRt96sCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T07:56:09.162961Z"},"content_sha256":"b0f5f60d9d4fcff85afb67f0b9bbe520e90da9a6b4030dbbc53982fa7aebaf2d","schema_version":"1.0","event_id":"sha256:b0f5f60d9d4fcff85afb67f0b9bbe520e90da9a6b4030dbbc53982fa7aebaf2d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:Q4OC4NH6QUVU57ZHN7Q4F5RMPB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Weak Gravity Conjecture and the Axionic Black Hole Paradox","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"Arthur Hebecker, Pablo Soler","submitted_at":"2017-02-20T19:00:03Z","abstract_excerpt":"In theories with a perturbatively massless 2-form (dual to an axion), a paradox may arise in the process of black hole evaporation. Schwarzschild black holes can support a non-trivial Wilson-line-type field, the integral of the 2-form around their horizon. After such an 'axionic black hole' evaporates, the Wilson line must be supported by the corresponding 3-form field strength in the region formerly occupied by the black hole. In the limit of small axion decay-constant f, the energy required for this field configuration is too large. The natural resolution is through the presence of light str"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.06130","kind":"arxiv","version":2},"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":"2026-05-18T00:33:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xEfZV9TA3z6E2ASK+Poqvs3ESgGyYsAGzJb8kcOIcOGpni3kd7gnKCJ/WdqQrOv05l9zYgoXU3BIZ7ThwDWVAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T07:56:09.163300Z"},"content_sha256":"cc8cec3d3e0a2d2b88684a33118f79a6d9f1643425b821b306423113a567e284","schema_version":"1.0","event_id":"sha256:cc8cec3d3e0a2d2b88684a33118f79a6d9f1643425b821b306423113a567e284"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Q4OC4NH6QUVU57ZHN7Q4F5RMPB/bundle.json","state_url":"https://pith.science/pith/Q4OC4NH6QUVU57ZHN7Q4F5RMPB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Q4OC4NH6QUVU57ZHN7Q4F5RMPB/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":"2026-06-01T07:56:09Z","links":{"resolver":"https://pith.science/pith/Q4OC4NH6QUVU57ZHN7Q4F5RMPB","bundle":"https://pith.science/pith/Q4OC4NH6QUVU57ZHN7Q4F5RMPB/bundle.json","state":"https://pith.science/pith/Q4OC4NH6QUVU57ZHN7Q4F5RMPB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Q4OC4NH6QUVU57ZHN7Q4F5RMPB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:Q4OC4NH6QUVU57ZHN7Q4F5RMPB","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":"9c9c11b29acf3120d0882894c6bb00fd5f0d613e185f07f205ca206032f0b17c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2017-02-20T19:00:03Z","title_canon_sha256":"8074db8b4b8519196d4f683b7f02a59751b267a5b685df1b45d0c2aba46a9b19"},"schema_version":"1.0","source":{"id":"1702.06130","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.06130","created_at":"2026-05-18T00:33:21Z"},{"alias_kind":"arxiv_version","alias_value":"1702.06130v2","created_at":"2026-05-18T00:33:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.06130","created_at":"2026-05-18T00:33:21Z"},{"alias_kind":"pith_short_12","alias_value":"Q4OC4NH6QUVU","created_at":"2026-05-18T12:31:37Z"},{"alias_kind":"pith_short_16","alias_value":"Q4OC4NH6QUVU57ZH","created_at":"2026-05-18T12:31:37Z"},{"alias_kind":"pith_short_8","alias_value":"Q4OC4NH6","created_at":"2026-05-18T12:31:37Z"}],"graph_snapshots":[{"event_id":"sha256:cc8cec3d3e0a2d2b88684a33118f79a6d9f1643425b821b306423113a567e284","target":"graph","created_at":"2026-05-18T00:33:21Z","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":"In theories with a perturbatively massless 2-form (dual to an axion), a paradox may arise in the process of black hole evaporation. Schwarzschild black holes can support a non-trivial Wilson-line-type field, the integral of the 2-form around their horizon. After such an 'axionic black hole' evaporates, the Wilson line must be supported by the corresponding 3-form field strength in the region formerly occupied by the black hole. In the limit of small axion decay-constant f, the energy required for this field configuration is too large. The natural resolution is through the presence of light str","authors_text":"Arthur Hebecker, Pablo Soler","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2017-02-20T19:00:03Z","title":"The Weak Gravity Conjecture and the Axionic Black Hole Paradox"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.06130","kind":"arxiv","version":2},"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:b0f5f60d9d4fcff85afb67f0b9bbe520e90da9a6b4030dbbc53982fa7aebaf2d","target":"record","created_at":"2026-05-18T00:33:21Z","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":"9c9c11b29acf3120d0882894c6bb00fd5f0d613e185f07f205ca206032f0b17c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2017-02-20T19:00:03Z","title_canon_sha256":"8074db8b4b8519196d4f683b7f02a59751b267a5b685df1b45d0c2aba46a9b19"},"schema_version":"1.0","source":{"id":"1702.06130","kind":"arxiv","version":2}},"canonical_sha256":"871c2e34fe852b4eff276fe1c2f62c785c761bfb17b71fa70459b9c939147159","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"871c2e34fe852b4eff276fe1c2f62c785c761bfb17b71fa70459b9c939147159","first_computed_at":"2026-05-18T00:33:21.364056Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:33:21.364056Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"foc47c+E9JbaRi7+Cmx+CKY1CrOBbZue9zPa6wrQj2BMxU+Bk3cVSiF3cMbk8WnL9JWsDdmPvQFlcwlrsZEKDA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:33:21.364605Z","signed_message":"canonical_sha256_bytes"},"source_id":"1702.06130","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b0f5f60d9d4fcff85afb67f0b9bbe520e90da9a6b4030dbbc53982fa7aebaf2d","sha256:cc8cec3d3e0a2d2b88684a33118f79a6d9f1643425b821b306423113a567e284"],"state_sha256":"962d56e3cef950ad8fc15bb60f8bde24854f940df39bf0e392af751d751807e9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Fvkor8CPosLPmfk83xgoplVK8aTFSGFk48CbJ1Blh9pKoeeEhvBQiWuBO+nkZcw7G/B9pchmS54BoBEaclNPCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T07:56:09.165171Z","bundle_sha256":"75b02135618006910aabb5c5c113f8f6173e2ffc29d34d8e1cb08b0d6521f420"}}