{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:FUWYJ5DQQRH2H74ZWZSYNOUOFM","short_pith_number":"pith:FUWYJ5DQ","canonical_record":{"source":{"id":"1006.1056","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2010-06-05T16:29:13Z","cross_cats_sorted":["gr-qc","hep-ph"],"title_canon_sha256":"44ebe69825ce0f117e2053d52055223b4842df098ff6c6c72041a602310cb567","abstract_canon_sha256":"674036d09652def690f3200c1ad8fb225bdfd843564193b737548ef1fbad38a2"},"schema_version":"1.0"},"canonical_sha256":"2d2d84f470844fa3ff99b66586ba8e2b314a6d9e8f6236450d54dd0ed447f164","source":{"kind":"arxiv","id":"1006.1056","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1006.1056","created_at":"2026-05-18T04:35:37Z"},{"alias_kind":"arxiv_version","alias_value":"1006.1056v4","created_at":"2026-05-18T04:35:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1006.1056","created_at":"2026-05-18T04:35:37Z"},{"alias_kind":"pith_short_12","alias_value":"FUWYJ5DQQRH2","created_at":"2026-05-18T12:26:07Z"},{"alias_kind":"pith_short_16","alias_value":"FUWYJ5DQQRH2H74Z","created_at":"2026-05-18T12:26:07Z"},{"alias_kind":"pith_short_8","alias_value":"FUWYJ5DQ","created_at":"2026-05-18T12:26:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:FUWYJ5DQQRH2H74ZWZSYNOUOFM","target":"record","payload":{"canonical_record":{"source":{"id":"1006.1056","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2010-06-05T16:29:13Z","cross_cats_sorted":["gr-qc","hep-ph"],"title_canon_sha256":"44ebe69825ce0f117e2053d52055223b4842df098ff6c6c72041a602310cb567","abstract_canon_sha256":"674036d09652def690f3200c1ad8fb225bdfd843564193b737548ef1fbad38a2"},"schema_version":"1.0"},"canonical_sha256":"2d2d84f470844fa3ff99b66586ba8e2b314a6d9e8f6236450d54dd0ed447f164","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:35:37.079838Z","signature_b64":"1x/6FLwiUdrnSdqsN0CSK09BxsSoQuX8Q00oGKRlUOegsL8aiX4q97eNFG4ZciBBDJBnkVHsfAyuY0lTAfUvDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2d2d84f470844fa3ff99b66586ba8e2b314a6d9e8f6236450d54dd0ed447f164","last_reissued_at":"2026-05-18T04:35:37.079325Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:35:37.079325Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1006.1056","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:35:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EfsZosrgEdMbwDM5kShpJBtmXEfCFjOLhwck7l9P0dxlysXhU36tZIP4Y9RT9CMSVzbeHbQb7mF606AcJo/QBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T22:24:14.090005Z"},"content_sha256":"db2cf2e532865c879c4f245d385fd97f9631ccf9a7a20c2539f89653383f9a7d","schema_version":"1.0","event_id":"sha256:db2cf2e532865c879c4f245d385fd97f9631ccf9a7a20c2539f89653383f9a7d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:FUWYJ5DQQRH2H74ZWZSYNOUOFM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Charged Spinning Black Holes as Particle Accelerators","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc","hep-ph"],"primary_cat":"hep-th","authors_text":"Chun-E Fu, Heng Guo, Shao-Wen Wei, Yu-Xiao Liu","submitted_at":"2010-06-05T16:29:13Z","abstract_excerpt":"It has recently been pointed out that the spinning Kerr black hole with maximal spin could act as a particle collider with arbitrarily high center-of-mass energy. In this paper, we will extend the result to the charged spinning black hole, the Kerr-Newman black hole. The center-of-mass energy of collision for two uncharged particles falling freely from rest at infinity depends not only on the spin $a$ but also on the charge $Q$ of the black hole. We find that an unlimited center-of-mass energy can be approached with the conditions: (1) the collision takes place at the horizon of an extremal bl"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1006.1056","kind":"arxiv","version":4},"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":"2026-05-18T04:35:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Y+KBOaRtjyeNX6INr7hrpY8IaoxyvzvbbX1JrWh7lBYiztQBlYcQQt6f75N2CukAdj/+PJOt/6THFcO3B3PDAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T22:24:14.090648Z"},"content_sha256":"1ebca66156634f3abf8ec6a20fa2bed4738612a798923007dd55011ba8b19179","schema_version":"1.0","event_id":"sha256:1ebca66156634f3abf8ec6a20fa2bed4738612a798923007dd55011ba8b19179"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FUWYJ5DQQRH2H74ZWZSYNOUOFM/bundle.json","state_url":"https://pith.science/pith/FUWYJ5DQQRH2H74ZWZSYNOUOFM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FUWYJ5DQQRH2H74ZWZSYNOUOFM/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":"2026-05-27T22:24:14Z","links":{"resolver":"https://pith.science/pith/FUWYJ5DQQRH2H74ZWZSYNOUOFM","bundle":"https://pith.science/pith/FUWYJ5DQQRH2H74ZWZSYNOUOFM/bundle.json","state":"https://pith.science/pith/FUWYJ5DQQRH2H74ZWZSYNOUOFM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FUWYJ5DQQRH2H74ZWZSYNOUOFM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:FUWYJ5DQQRH2H74ZWZSYNOUOFM","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":"674036d09652def690f3200c1ad8fb225bdfd843564193b737548ef1fbad38a2","cross_cats_sorted":["gr-qc","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2010-06-05T16:29:13Z","title_canon_sha256":"44ebe69825ce0f117e2053d52055223b4842df098ff6c6c72041a602310cb567"},"schema_version":"1.0","source":{"id":"1006.1056","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1006.1056","created_at":"2026-05-18T04:35:37Z"},{"alias_kind":"arxiv_version","alias_value":"1006.1056v4","created_at":"2026-05-18T04:35:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1006.1056","created_at":"2026-05-18T04:35:37Z"},{"alias_kind":"pith_short_12","alias_value":"FUWYJ5DQQRH2","created_at":"2026-05-18T12:26:07Z"},{"alias_kind":"pith_short_16","alias_value":"FUWYJ5DQQRH2H74Z","created_at":"2026-05-18T12:26:07Z"},{"alias_kind":"pith_short_8","alias_value":"FUWYJ5DQ","created_at":"2026-05-18T12:26:07Z"}],"graph_snapshots":[{"event_id":"sha256:1ebca66156634f3abf8ec6a20fa2bed4738612a798923007dd55011ba8b19179","target":"graph","created_at":"2026-05-18T04:35:37Z","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":"It has recently been pointed out that the spinning Kerr black hole with maximal spin could act as a particle collider with arbitrarily high center-of-mass energy. In this paper, we will extend the result to the charged spinning black hole, the Kerr-Newman black hole. The center-of-mass energy of collision for two uncharged particles falling freely from rest at infinity depends not only on the spin $a$ but also on the charge $Q$ of the black hole. We find that an unlimited center-of-mass energy can be approached with the conditions: (1) the collision takes place at the horizon of an extremal bl","authors_text":"Chun-E Fu, Heng Guo, Shao-Wen Wei, Yu-Xiao Liu","cross_cats":["gr-qc","hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2010-06-05T16:29:13Z","title":"Charged Spinning Black Holes as Particle Accelerators"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1006.1056","kind":"arxiv","version":4},"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:db2cf2e532865c879c4f245d385fd97f9631ccf9a7a20c2539f89653383f9a7d","target":"record","created_at":"2026-05-18T04:35:37Z","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":"674036d09652def690f3200c1ad8fb225bdfd843564193b737548ef1fbad38a2","cross_cats_sorted":["gr-qc","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2010-06-05T16:29:13Z","title_canon_sha256":"44ebe69825ce0f117e2053d52055223b4842df098ff6c6c72041a602310cb567"},"schema_version":"1.0","source":{"id":"1006.1056","kind":"arxiv","version":4}},"canonical_sha256":"2d2d84f470844fa3ff99b66586ba8e2b314a6d9e8f6236450d54dd0ed447f164","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2d2d84f470844fa3ff99b66586ba8e2b314a6d9e8f6236450d54dd0ed447f164","first_computed_at":"2026-05-18T04:35:37.079325Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:35:37.079325Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1x/6FLwiUdrnSdqsN0CSK09BxsSoQuX8Q00oGKRlUOegsL8aiX4q97eNFG4ZciBBDJBnkVHsfAyuY0lTAfUvDg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:35:37.079838Z","signed_message":"canonical_sha256_bytes"},"source_id":"1006.1056","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:db2cf2e532865c879c4f245d385fd97f9631ccf9a7a20c2539f89653383f9a7d","sha256:1ebca66156634f3abf8ec6a20fa2bed4738612a798923007dd55011ba8b19179"],"state_sha256":"239152b59dafdc36d88e40d5d417f4319eadf607ccf6d1527e102758c22e6ca4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5KSQ5pKrxW8c97rdaQf4ByV+4OYW/ynq+DLtKZVNfdXuoDus3XvxPYH1TpnOsLt+LWwjvBQbBX2PVwpFyftaAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T22:24:14.093904Z","bundle_sha256":"b772060d2ec91d2cd15a1dcb07373d17fcb3729d634ff4c61af19541e6b32402"}}