{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:JLXOZDZGAHGGLVVSYL5VT5POSB","short_pith_number":"pith:JLXOZDZG","canonical_record":{"source":{"id":"1207.4689","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-07-19T14:39:55Z","cross_cats_sorted":[],"title_canon_sha256":"c2ad755b38f6726f720cbcb75f7c90bc50fb004dca1d0bcaf7fcfb722cb354ce","abstract_canon_sha256":"8e8da389435c4046d28f0fce884a60fc42e1d43f4d0e97f9ff7954c63cb7e885"},"schema_version":"1.0"},"canonical_sha256":"4aeeec8f2601cc65d6b2c2fb59f5ee905eec2c9e782f5fe446bc7c6149750a2d","source":{"kind":"arxiv","id":"1207.4689","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1207.4689","created_at":"2026-05-18T01:56:16Z"},{"alias_kind":"arxiv_version","alias_value":"1207.4689v3","created_at":"2026-05-18T01:56:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1207.4689","created_at":"2026-05-18T01:56:16Z"},{"alias_kind":"pith_short_12","alias_value":"JLXOZDZGAHGG","created_at":"2026-05-18T12:27:11Z"},{"alias_kind":"pith_short_16","alias_value":"JLXOZDZGAHGGLVVS","created_at":"2026-05-18T12:27:11Z"},{"alias_kind":"pith_short_8","alias_value":"JLXOZDZG","created_at":"2026-05-18T12:27:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:JLXOZDZGAHGGLVVSYL5VT5POSB","target":"record","payload":{"canonical_record":{"source":{"id":"1207.4689","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-07-19T14:39:55Z","cross_cats_sorted":[],"title_canon_sha256":"c2ad755b38f6726f720cbcb75f7c90bc50fb004dca1d0bcaf7fcfb722cb354ce","abstract_canon_sha256":"8e8da389435c4046d28f0fce884a60fc42e1d43f4d0e97f9ff7954c63cb7e885"},"schema_version":"1.0"},"canonical_sha256":"4aeeec8f2601cc65d6b2c2fb59f5ee905eec2c9e782f5fe446bc7c6149750a2d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:56:16.227771Z","signature_b64":"AAEDn8cjIO0sAZ3qSdhvNv5EGcnnaJ7EmbViMfKAhUlMyMUfKctTc2BATq0temHDKZ4VBWLbXwaDviIVHyxcBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4aeeec8f2601cc65d6b2c2fb59f5ee905eec2c9e782f5fe446bc7c6149750a2d","last_reissued_at":"2026-05-18T01:56:16.227224Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:56:16.227224Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1207.4689","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":"2026-05-18T01:56:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"I9qIk9v5CY4v4A9wT4+PWwX+AfnfxFRozV3wHw1ExkjPANbHL5ZP76s5SgKK9gs1QLiYN3gHRuX80c7Es+quAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T23:36:41.688943Z"},"content_sha256":"7f1adc2787f2ce0a38c4d572a08a00249bb6376258cef04f423c8ed991a6c14e","schema_version":"1.0","event_id":"sha256:7f1adc2787f2ce0a38c4d572a08a00249bb6376258cef04f423c8ed991a6c14e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:JLXOZDZGAHGGLVVSYL5VT5POSB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On the Nature of Black Holes in Loop Quantum Gravity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Christian R\\\"oken","submitted_at":"2012-07-19T14:39:55Z","abstract_excerpt":"A genuine notion of black holes can only be obtained in the fundamental framework of quantum gravity resolving the curvature singularities and giving an account of the statistical mechanical, microscopic degrees of freedom able to explain the black hole thermodynamical properties. As for all quantum systems, a quantum realization of black holes requires an operator algebra of the fundamental observables of the theory which is introduced in this study based on aspects of loop quantum gravity. From the eigenvalue spectra of the quantum operators for the black hole area, charge and angular moment"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1207.4689","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":"2026-05-18T01:56:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9SiAsnfyG/FtajvBLfOH9AkxWDP0HGX3uia/QbGXw2rlQwgab//E1+kMTjcZ8NoArEgJGGkkYMyYhy7Tz0zgBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T23:36:41.689626Z"},"content_sha256":"a90f37b23681d03e1a79b0361282ff1855cd56f850d24a03505f5aed5c54ee9f","schema_version":"1.0","event_id":"sha256:a90f37b23681d03e1a79b0361282ff1855cd56f850d24a03505f5aed5c54ee9f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JLXOZDZGAHGGLVVSYL5VT5POSB/bundle.json","state_url":"https://pith.science/pith/JLXOZDZGAHGGLVVSYL5VT5POSB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JLXOZDZGAHGGLVVSYL5VT5POSB/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":"2026-05-30T23:36:41Z","links":{"resolver":"https://pith.science/pith/JLXOZDZGAHGGLVVSYL5VT5POSB","bundle":"https://pith.science/pith/JLXOZDZGAHGGLVVSYL5VT5POSB/bundle.json","state":"https://pith.science/pith/JLXOZDZGAHGGLVVSYL5VT5POSB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JLXOZDZGAHGGLVVSYL5VT5POSB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:JLXOZDZGAHGGLVVSYL5VT5POSB","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":"8e8da389435c4046d28f0fce884a60fc42e1d43f4d0e97f9ff7954c63cb7e885","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-07-19T14:39:55Z","title_canon_sha256":"c2ad755b38f6726f720cbcb75f7c90bc50fb004dca1d0bcaf7fcfb722cb354ce"},"schema_version":"1.0","source":{"id":"1207.4689","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1207.4689","created_at":"2026-05-18T01:56:16Z"},{"alias_kind":"arxiv_version","alias_value":"1207.4689v3","created_at":"2026-05-18T01:56:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1207.4689","created_at":"2026-05-18T01:56:16Z"},{"alias_kind":"pith_short_12","alias_value":"JLXOZDZGAHGG","created_at":"2026-05-18T12:27:11Z"},{"alias_kind":"pith_short_16","alias_value":"JLXOZDZGAHGGLVVS","created_at":"2026-05-18T12:27:11Z"},{"alias_kind":"pith_short_8","alias_value":"JLXOZDZG","created_at":"2026-05-18T12:27:11Z"}],"graph_snapshots":[{"event_id":"sha256:a90f37b23681d03e1a79b0361282ff1855cd56f850d24a03505f5aed5c54ee9f","target":"graph","created_at":"2026-05-18T01:56:16Z","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":"A genuine notion of black holes can only be obtained in the fundamental framework of quantum gravity resolving the curvature singularities and giving an account of the statistical mechanical, microscopic degrees of freedom able to explain the black hole thermodynamical properties. As for all quantum systems, a quantum realization of black holes requires an operator algebra of the fundamental observables of the theory which is introduced in this study based on aspects of loop quantum gravity. From the eigenvalue spectra of the quantum operators for the black hole area, charge and angular moment","authors_text":"Christian R\\\"oken","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-07-19T14:39:55Z","title":"On the Nature of Black Holes in Loop Quantum Gravity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1207.4689","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":"sha256:7f1adc2787f2ce0a38c4d572a08a00249bb6376258cef04f423c8ed991a6c14e","target":"record","created_at":"2026-05-18T01:56:16Z","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":"8e8da389435c4046d28f0fce884a60fc42e1d43f4d0e97f9ff7954c63cb7e885","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-07-19T14:39:55Z","title_canon_sha256":"c2ad755b38f6726f720cbcb75f7c90bc50fb004dca1d0bcaf7fcfb722cb354ce"},"schema_version":"1.0","source":{"id":"1207.4689","kind":"arxiv","version":3}},"canonical_sha256":"4aeeec8f2601cc65d6b2c2fb59f5ee905eec2c9e782f5fe446bc7c6149750a2d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4aeeec8f2601cc65d6b2c2fb59f5ee905eec2c9e782f5fe446bc7c6149750a2d","first_computed_at":"2026-05-18T01:56:16.227224Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:56:16.227224Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"AAEDn8cjIO0sAZ3qSdhvNv5EGcnnaJ7EmbViMfKAhUlMyMUfKctTc2BATq0temHDKZ4VBWLbXwaDviIVHyxcBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:56:16.227771Z","signed_message":"canonical_sha256_bytes"},"source_id":"1207.4689","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7f1adc2787f2ce0a38c4d572a08a00249bb6376258cef04f423c8ed991a6c14e","sha256:a90f37b23681d03e1a79b0361282ff1855cd56f850d24a03505f5aed5c54ee9f"],"state_sha256":"f3fa4ac41465e4f3d5936c754db3527f2974c7cc42297f965e10289242a69f4f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"A6081CRKy32nj+ZtEl/miweW7pkWDnrMRybzU0RQuwJui/ZBromlrifZXUjNx0D31mogf/7aIJAVcDtjTtM+AA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T23:36:41.693030Z","bundle_sha256":"b67c0bf714e3f124bd5979b6ea3248d53ea12891ede9c4755d290a156d3374f2"}}