{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2007:QNKREIT2MT2UCOIZLC76BJFTZN","short_pith_number":"pith:QNKREIT2","canonical_record":{"source":{"id":"0710.0388","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-th","submitted_at":"2007-10-01T21:27:23Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"8489347bef84ec9e83e67d3f3b0f49de2325c57d946cd6d64131f5515db77304","abstract_canon_sha256":"b2bf7e56ee97bb7f457e3bb18a505542ce80b7609b91c6afd593420cd348186b"},"schema_version":"1.0"},"canonical_sha256":"835512227a64f541391958bfe0a4b3cb44504ea163cf90b33b7992b60788eff8","source":{"kind":"arxiv","id":"0710.0388","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0710.0388","created_at":"2026-07-04T15:24:44Z"},{"alias_kind":"arxiv_version","alias_value":"0710.0388v1","created_at":"2026-07-04T15:24:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0710.0388","created_at":"2026-07-04T15:24:44Z"},{"alias_kind":"pith_short_12","alias_value":"QNKREIT2MT2U","created_at":"2026-07-04T15:24:44Z"},{"alias_kind":"pith_short_16","alias_value":"QNKREIT2MT2UCOIZ","created_at":"2026-07-04T15:24:44Z"},{"alias_kind":"pith_short_8","alias_value":"QNKREIT2","created_at":"2026-07-04T15:24:44Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2007:QNKREIT2MT2UCOIZLC76BJFTZN","target":"record","payload":{"canonical_record":{"source":{"id":"0710.0388","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-th","submitted_at":"2007-10-01T21:27:23Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"8489347bef84ec9e83e67d3f3b0f49de2325c57d946cd6d64131f5515db77304","abstract_canon_sha256":"b2bf7e56ee97bb7f457e3bb18a505542ce80b7609b91c6afd593420cd348186b"},"schema_version":"1.0"},"canonical_sha256":"835512227a64f541391958bfe0a4b3cb44504ea163cf90b33b7992b60788eff8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:24:44.097389Z","signature_b64":"TrbyHYJ34BTerUH03xaMKLGajbVcEv7+gyXscb/nc59qgTFRfAJxv55n8f4jwahUfAWGGBX0R9sXCE0sF9XuCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"835512227a64f541391958bfe0a4b3cb44504ea163cf90b33b7992b60788eff8","last_reissued_at":"2026-07-04T15:24:44.096952Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:24:44.096952Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0710.0388","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":"2026-07-04T15:24:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zieNE9yU4VLY8huyrwsvcYSU3oJJmT3YrFXTyKtmb2V5osbB0UtzipkQCQEl8q7dfkho4nXZGXSpEJLfG1E0Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T15:02:52.055579Z"},"content_sha256":"6e88fadff7db4165c09d9705a3d7a8fa3069ee0affb06d8b20733c7ef0bb9aec","schema_version":"1.0","event_id":"sha256:6e88fadff7db4165c09d9705a3d7a8fa3069ee0affb06d8b20733c7ef0bb9aec"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2007:QNKREIT2MT2UCOIZLC76BJFTZN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Hawking radiation from extremal and non-extremal black holes","license":"","headline":"","cross_cats":["gr-qc"],"primary_cat":"hep-th","authors_text":"A. Fabbri, R. Balbinot, R. Parentani, S. Farese","submitted_at":"2007-10-01T21:27:23Z","abstract_excerpt":"The relationship between Hawking radiation emitted by non extremal and extremal Reissner Nordstrom black holes is critically analyzed. A careful study of a series of regular collapsing geometries reveals that the stress energy tensor stays regular in the extremal limit and is smoothly connected to that of non extremal black holes. The unexpected feature is that the late time transients which played little role in the non extremal case are necessary to preserve the well defined character of the flux in the extremal case. The known singular behavior of the static energy density of extremal black"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0710.0388","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/0710.0388/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":"2026-07-04T15:24:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6uKCCw5TMadOBM12vhszZRZSt5I6XhYVHhW2dc7khjOYZ3fL7IQYpp98jEhLWV0Gqktg3tkmpLrT304vexBsDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T15:02:52.056431Z"},"content_sha256":"3ce68e0385e4597629e3804cfd44dc86ec81516ca168b659a36d2a3f9200299a","schema_version":"1.0","event_id":"sha256:3ce68e0385e4597629e3804cfd44dc86ec81516ca168b659a36d2a3f9200299a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QNKREIT2MT2UCOIZLC76BJFTZN/bundle.json","state_url":"https://pith.science/pith/QNKREIT2MT2UCOIZLC76BJFTZN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QNKREIT2MT2UCOIZLC76BJFTZN/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":"2026-08-20T15:02:52Z","links":{"resolver":"https://pith.science/pith/QNKREIT2MT2UCOIZLC76BJFTZN","bundle":"https://pith.science/pith/QNKREIT2MT2UCOIZLC76BJFTZN/bundle.json","state":"https://pith.science/pith/QNKREIT2MT2UCOIZLC76BJFTZN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QNKREIT2MT2UCOIZLC76BJFTZN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:QNKREIT2MT2UCOIZLC76BJFTZN","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":"b2bf7e56ee97bb7f457e3bb18a505542ce80b7609b91c6afd593420cd348186b","cross_cats_sorted":["gr-qc"],"license":"","primary_cat":"hep-th","submitted_at":"2007-10-01T21:27:23Z","title_canon_sha256":"8489347bef84ec9e83e67d3f3b0f49de2325c57d946cd6d64131f5515db77304"},"schema_version":"1.0","source":{"id":"0710.0388","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0710.0388","created_at":"2026-07-04T15:24:44Z"},{"alias_kind":"arxiv_version","alias_value":"0710.0388v1","created_at":"2026-07-04T15:24:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0710.0388","created_at":"2026-07-04T15:24:44Z"},{"alias_kind":"pith_short_12","alias_value":"QNKREIT2MT2U","created_at":"2026-07-04T15:24:44Z"},{"alias_kind":"pith_short_16","alias_value":"QNKREIT2MT2UCOIZ","created_at":"2026-07-04T15:24:44Z"},{"alias_kind":"pith_short_8","alias_value":"QNKREIT2","created_at":"2026-07-04T15:24:44Z"}],"graph_snapshots":[{"event_id":"sha256:3ce68e0385e4597629e3804cfd44dc86ec81516ca168b659a36d2a3f9200299a","target":"graph","created_at":"2026-07-04T15:24:44Z","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/0710.0388/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The relationship between Hawking radiation emitted by non extremal and extremal Reissner Nordstrom black holes is critically analyzed. A careful study of a series of regular collapsing geometries reveals that the stress energy tensor stays regular in the extremal limit and is smoothly connected to that of non extremal black holes. The unexpected feature is that the late time transients which played little role in the non extremal case are necessary to preserve the well defined character of the flux in the extremal case. The known singular behavior of the static energy density of extremal black","authors_text":"A. Fabbri, R. Balbinot, R. Parentani, S. Farese","cross_cats":["gr-qc"],"headline":"","license":"","primary_cat":"hep-th","submitted_at":"2007-10-01T21:27:23Z","title":"Hawking radiation from extremal and non-extremal black holes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0710.0388","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":"sha256:6e88fadff7db4165c09d9705a3d7a8fa3069ee0affb06d8b20733c7ef0bb9aec","target":"record","created_at":"2026-07-04T15:24:44Z","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":"b2bf7e56ee97bb7f457e3bb18a505542ce80b7609b91c6afd593420cd348186b","cross_cats_sorted":["gr-qc"],"license":"","primary_cat":"hep-th","submitted_at":"2007-10-01T21:27:23Z","title_canon_sha256":"8489347bef84ec9e83e67d3f3b0f49de2325c57d946cd6d64131f5515db77304"},"schema_version":"1.0","source":{"id":"0710.0388","kind":"arxiv","version":1}},"canonical_sha256":"835512227a64f541391958bfe0a4b3cb44504ea163cf90b33b7992b60788eff8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"835512227a64f541391958bfe0a4b3cb44504ea163cf90b33b7992b60788eff8","first_computed_at":"2026-07-04T15:24:44.096952Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:24:44.096952Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"TrbyHYJ34BTerUH03xaMKLGajbVcEv7+gyXscb/nc59qgTFRfAJxv55n8f4jwahUfAWGGBX0R9sXCE0sF9XuCQ==","signature_status":"signed_v1","signed_at":"2026-07-04T15:24:44.097389Z","signed_message":"canonical_sha256_bytes"},"source_id":"0710.0388","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6e88fadff7db4165c09d9705a3d7a8fa3069ee0affb06d8b20733c7ef0bb9aec","sha256:3ce68e0385e4597629e3804cfd44dc86ec81516ca168b659a36d2a3f9200299a"],"state_sha256":"faa587d66c1fc413fe0f4567c94ac47afc60d1faafadb3a746fc361a24f90199"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"D9GsMg0HOcWCvSirJ9BQWrr2/ez1o16PKzwLFjhrHkuCijvcencx62pI3F3m+QErKk9LDSamt8iPQzIPcjB7Bw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-20T15:02:52.063633Z","bundle_sha256":"df11871c0f3b4393ba97a087ade62a6defb87c61aa7d96c661266cf9b30e0948"}}