{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:R2RIDWT63KY3XJ3KCSQEWM5ZHK","short_pith_number":"pith:R2RIDWT6","canonical_record":{"source":{"id":"2304.10367","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2023-04-19T14:44:35Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"5715564767e73367269746a71354615e41eb5a9e3d9ffe8de765e69f55b9aa37","abstract_canon_sha256":"67a9eadf35dd9e12e08a44f09d441dc280bd3bb246d51598abef0411cd74cb0d"},"schema_version":"1.0"},"canonical_sha256":"8ea281da7edab1bba76a14a04b33b93abffc1c2e1487ee444ee544d75ed5883c","source":{"kind":"arxiv","id":"2304.10367","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2304.10367","created_at":"2026-07-05T06:02:57Z"},{"alias_kind":"arxiv_version","alias_value":"2304.10367v1","created_at":"2026-07-05T06:02:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2304.10367","created_at":"2026-07-05T06:02:57Z"},{"alias_kind":"pith_short_12","alias_value":"R2RIDWT63KY3","created_at":"2026-07-05T06:02:57Z"},{"alias_kind":"pith_short_16","alias_value":"R2RIDWT63KY3XJ3K","created_at":"2026-07-05T06:02:57Z"},{"alias_kind":"pith_short_8","alias_value":"R2RIDWT6","created_at":"2026-07-05T06:02:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:R2RIDWT63KY3XJ3KCSQEWM5ZHK","target":"record","payload":{"canonical_record":{"source":{"id":"2304.10367","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2023-04-19T14:44:35Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"5715564767e73367269746a71354615e41eb5a9e3d9ffe8de765e69f55b9aa37","abstract_canon_sha256":"67a9eadf35dd9e12e08a44f09d441dc280bd3bb246d51598abef0411cd74cb0d"},"schema_version":"1.0"},"canonical_sha256":"8ea281da7edab1bba76a14a04b33b93abffc1c2e1487ee444ee544d75ed5883c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:02:57.460986Z","signature_b64":"H9AtjdEQRMlVR34BlxHcBBwr07Nw7/q/adPya/70PEQE/lduSnOA/JazCGn5tbU44CuY8p+URU4yDoP5I2juCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8ea281da7edab1bba76a14a04b33b93abffc1c2e1487ee444ee544d75ed5883c","last_reissued_at":"2026-07-05T06:02:57.460516Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:02:57.460516Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2304.10367","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":"2026-07-05T06:02:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iLl4pmKgZy+sx8LCARYQSddrc6S7llzSxu+y9bxeDSWLrAyJgkh9lHPiUcRPU46qseDlwpHoRWYeeiJJ/ulIDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T12:19:00.127334Z"},"content_sha256":"a16de8573b204f8094c329d0c203a33937dcd3ed73ec5f298288c166334130bf","schema_version":"1.0","event_id":"sha256:a16de8573b204f8094c329d0c203a33937dcd3ed73ec5f298288c166334130bf"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:R2RIDWT63KY3XJ3KCSQEWM5ZHK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Black holes in quantum gravity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"gr-qc","authors_text":"Daniel Harlow","submitted_at":"2023-04-19T14:44:35Z","abstract_excerpt":"This chapter gives an overview of the quantum aspects of black holes, focusing on the black hole information problem, the counting of black hole entropy in string theory, and the emergence of spacetime in holography. It is aimed at a broad physics audience, and does not presuppose knowledge of string theory or holography."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2304.10367","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/2304.10367/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":"2026-07-05T06:02:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gJpgGPPgGe2WlkbavwMD0rgqjOyoNYLvwjFxqQ3ZAzqP02NPao9rVE7dhvTwJtz8+kYeeaz3/WOJJr48BZR5Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T12:19:00.128095Z"},"content_sha256":"a0521ab1ee2a4e7dd72a81f6acea9022743aade8625b1bf5569c0d704fcedc3d","schema_version":"1.0","event_id":"sha256:a0521ab1ee2a4e7dd72a81f6acea9022743aade8625b1bf5569c0d704fcedc3d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/R2RIDWT63KY3XJ3KCSQEWM5ZHK/bundle.json","state_url":"https://pith.science/pith/R2RIDWT63KY3XJ3KCSQEWM5ZHK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/R2RIDWT63KY3XJ3KCSQEWM5ZHK/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":"2026-08-07T12:19:00Z","links":{"resolver":"https://pith.science/pith/R2RIDWT63KY3XJ3KCSQEWM5ZHK","bundle":"https://pith.science/pith/R2RIDWT63KY3XJ3KCSQEWM5ZHK/bundle.json","state":"https://pith.science/pith/R2RIDWT63KY3XJ3KCSQEWM5ZHK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/R2RIDWT63KY3XJ3KCSQEWM5ZHK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:R2RIDWT63KY3XJ3KCSQEWM5ZHK","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":"67a9eadf35dd9e12e08a44f09d441dc280bd3bb246d51598abef0411cd74cb0d","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2023-04-19T14:44:35Z","title_canon_sha256":"5715564767e73367269746a71354615e41eb5a9e3d9ffe8de765e69f55b9aa37"},"schema_version":"1.0","source":{"id":"2304.10367","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2304.10367","created_at":"2026-07-05T06:02:57Z"},{"alias_kind":"arxiv_version","alias_value":"2304.10367v1","created_at":"2026-07-05T06:02:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2304.10367","created_at":"2026-07-05T06:02:57Z"},{"alias_kind":"pith_short_12","alias_value":"R2RIDWT63KY3","created_at":"2026-07-05T06:02:57Z"},{"alias_kind":"pith_short_16","alias_value":"R2RIDWT63KY3XJ3K","created_at":"2026-07-05T06:02:57Z"},{"alias_kind":"pith_short_8","alias_value":"R2RIDWT6","created_at":"2026-07-05T06:02:57Z"}],"graph_snapshots":[{"event_id":"sha256:a0521ab1ee2a4e7dd72a81f6acea9022743aade8625b1bf5569c0d704fcedc3d","target":"graph","created_at":"2026-07-05T06:02:57Z","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/2304.10367/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"This chapter gives an overview of the quantum aspects of black holes, focusing on the black hole information problem, the counting of black hole entropy in string theory, and the emergence of spacetime in holography. It is aimed at a broad physics audience, and does not presuppose knowledge of string theory or holography.","authors_text":"Daniel Harlow","cross_cats":["hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2023-04-19T14:44:35Z","title":"Black holes in quantum gravity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2304.10367","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:a16de8573b204f8094c329d0c203a33937dcd3ed73ec5f298288c166334130bf","target":"record","created_at":"2026-07-05T06:02:57Z","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":"67a9eadf35dd9e12e08a44f09d441dc280bd3bb246d51598abef0411cd74cb0d","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2023-04-19T14:44:35Z","title_canon_sha256":"5715564767e73367269746a71354615e41eb5a9e3d9ffe8de765e69f55b9aa37"},"schema_version":"1.0","source":{"id":"2304.10367","kind":"arxiv","version":1}},"canonical_sha256":"8ea281da7edab1bba76a14a04b33b93abffc1c2e1487ee444ee544d75ed5883c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8ea281da7edab1bba76a14a04b33b93abffc1c2e1487ee444ee544d75ed5883c","first_computed_at":"2026-07-05T06:02:57.460516Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:02:57.460516Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"H9AtjdEQRMlVR34BlxHcBBwr07Nw7/q/adPya/70PEQE/lduSnOA/JazCGn5tbU44CuY8p+URU4yDoP5I2juCA==","signature_status":"signed_v1","signed_at":"2026-07-05T06:02:57.460986Z","signed_message":"canonical_sha256_bytes"},"source_id":"2304.10367","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a16de8573b204f8094c329d0c203a33937dcd3ed73ec5f298288c166334130bf","sha256:a0521ab1ee2a4e7dd72a81f6acea9022743aade8625b1bf5569c0d704fcedc3d"],"state_sha256":"0376adf378025674b36ebfcb6964d721b1c80dc3e93a182ec9cb7490f57fb635"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"484LZIFIHNwaQwJnc2yEMf7BSOS8h350p4y8v1ryDTJAEN8C1QyFH4Ki5ZPsUj6DXZ+lP4jTjP294iJVRrUiDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T12:19:00.148365Z","bundle_sha256":"89d2671e071185c9983df76428f2f074b7a340f1f0cc7d3d27897dc4e961b04c"}}