{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:RHPOVMMK6R4WRWROGEO3D4MYU2","short_pith_number":"pith:RHPOVMMK","canonical_record":{"source":{"id":"1511.07501","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2015-11-23T22:50:10Z","cross_cats_sorted":["astro-ph.HE","hep-th"],"title_canon_sha256":"44aee417e88fbb68e55697ca5ab5cd8a8dcdec06f9d6fc6cbf37be1cac123471","abstract_canon_sha256":"57d396fb0fc5929f9478af6366404ec991611b02c88cdc809642f521c18bbd9e"},"schema_version":"1.0"},"canonical_sha256":"89deeab18af47968da2e311db1f198a6b7199553b73d50448b22a036ec489667","source":{"kind":"arxiv","id":"1511.07501","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1511.07501","created_at":"2026-05-18T01:21:29Z"},{"alias_kind":"arxiv_version","alias_value":"1511.07501v2","created_at":"2026-05-18T01:21:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.07501","created_at":"2026-05-18T01:21:29Z"},{"alias_kind":"pith_short_12","alias_value":"RHPOVMMK6R4W","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_16","alias_value":"RHPOVMMK6R4WRWRO","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_8","alias_value":"RHPOVMMK","created_at":"2026-05-18T12:29:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:RHPOVMMK6R4WRWROGEO3D4MYU2","target":"record","payload":{"canonical_record":{"source":{"id":"1511.07501","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2015-11-23T22:50:10Z","cross_cats_sorted":["astro-ph.HE","hep-th"],"title_canon_sha256":"44aee417e88fbb68e55697ca5ab5cd8a8dcdec06f9d6fc6cbf37be1cac123471","abstract_canon_sha256":"57d396fb0fc5929f9478af6366404ec991611b02c88cdc809642f521c18bbd9e"},"schema_version":"1.0"},"canonical_sha256":"89deeab18af47968da2e311db1f198a6b7199553b73d50448b22a036ec489667","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:21:29.963123Z","signature_b64":"SCz9mR1g3p/Pii+UYYubgiNWDpTnfiNwjOfFqTlVPljC3Us8auN58jvrr1kaex5xDX3IFKIx9Ffk1ZktLt0MBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"89deeab18af47968da2e311db1f198a6b7199553b73d50448b22a036ec489667","last_reissued_at":"2026-05-18T01:21:29.962534Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:21:29.962534Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1511.07501","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":"2026-05-18T01:21:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"25nNPOMMoOk7c0td27qimSxG67tyr/pCIdz/9v/80a2+8V3BvReN7/Vdxw/q1UvLAkO6ICgp3dcAYJ+LbM/ZBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T00:38:54.470033Z"},"content_sha256":"d86ce568f749a70648ac0407cd2dae3712b899cee730e5cc7faf72c2c817cdc4","schema_version":"1.0","event_id":"sha256:d86ce568f749a70648ac0407cd2dae3712b899cee730e5cc7faf72c2c817cdc4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:RHPOVMMK6R4WRWROGEO3D4MYU2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Is the super-Penrose process possible near black holes?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE","hep-th"],"primary_cat":"gr-qc","authors_text":"O. B. Zaslavskii","submitted_at":"2015-11-23T22:50:10Z","abstract_excerpt":"We consider collisions of particles near generic axially symmetric extremal black holes. We examine possibility of indefinitely large extraction of energy (the so-called super-Penrose process) in the limit when the point of collision approaches the horizon. Three potential options are considered (fractional powers of the lapse function in the relations between the energies and the angular momenta of particles in the point of collision), collision between outgoing particles and ingoing ones, collision in the ergoregion far from the horizon). It turns out in all three cases that states suitable "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.07501","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":"2026-05-18T01:21:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kCTnYRB2r1jw7If9fD3ifXadwQ/k5OiglBfDfHbdrnv5M8k5pzJG3+3JuSu3U6jX9efcMYUZW6G1FsuSvIg4DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T00:38:54.470787Z"},"content_sha256":"e840762585e66c4741779ea9f027aba826233827761488370fdae0d7bf46244d","schema_version":"1.0","event_id":"sha256:e840762585e66c4741779ea9f027aba826233827761488370fdae0d7bf46244d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RHPOVMMK6R4WRWROGEO3D4MYU2/bundle.json","state_url":"https://pith.science/pith/RHPOVMMK6R4WRWROGEO3D4MYU2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RHPOVMMK6R4WRWROGEO3D4MYU2/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":"2026-06-11T00:38:54Z","links":{"resolver":"https://pith.science/pith/RHPOVMMK6R4WRWROGEO3D4MYU2","bundle":"https://pith.science/pith/RHPOVMMK6R4WRWROGEO3D4MYU2/bundle.json","state":"https://pith.science/pith/RHPOVMMK6R4WRWROGEO3D4MYU2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RHPOVMMK6R4WRWROGEO3D4MYU2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:RHPOVMMK6R4WRWROGEO3D4MYU2","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":"57d396fb0fc5929f9478af6366404ec991611b02c88cdc809642f521c18bbd9e","cross_cats_sorted":["astro-ph.HE","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2015-11-23T22:50:10Z","title_canon_sha256":"44aee417e88fbb68e55697ca5ab5cd8a8dcdec06f9d6fc6cbf37be1cac123471"},"schema_version":"1.0","source":{"id":"1511.07501","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1511.07501","created_at":"2026-05-18T01:21:29Z"},{"alias_kind":"arxiv_version","alias_value":"1511.07501v2","created_at":"2026-05-18T01:21:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.07501","created_at":"2026-05-18T01:21:29Z"},{"alias_kind":"pith_short_12","alias_value":"RHPOVMMK6R4W","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_16","alias_value":"RHPOVMMK6R4WRWRO","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_8","alias_value":"RHPOVMMK","created_at":"2026-05-18T12:29:39Z"}],"graph_snapshots":[{"event_id":"sha256:e840762585e66c4741779ea9f027aba826233827761488370fdae0d7bf46244d","target":"graph","created_at":"2026-05-18T01:21:29Z","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":"We consider collisions of particles near generic axially symmetric extremal black holes. We examine possibility of indefinitely large extraction of energy (the so-called super-Penrose process) in the limit when the point of collision approaches the horizon. Three potential options are considered (fractional powers of the lapse function in the relations between the energies and the angular momenta of particles in the point of collision), collision between outgoing particles and ingoing ones, collision in the ergoregion far from the horizon). It turns out in all three cases that states suitable ","authors_text":"O. B. Zaslavskii","cross_cats":["astro-ph.HE","hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2015-11-23T22:50:10Z","title":"Is the super-Penrose process possible near black holes?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.07501","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:d86ce568f749a70648ac0407cd2dae3712b899cee730e5cc7faf72c2c817cdc4","target":"record","created_at":"2026-05-18T01:21:29Z","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":"57d396fb0fc5929f9478af6366404ec991611b02c88cdc809642f521c18bbd9e","cross_cats_sorted":["astro-ph.HE","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2015-11-23T22:50:10Z","title_canon_sha256":"44aee417e88fbb68e55697ca5ab5cd8a8dcdec06f9d6fc6cbf37be1cac123471"},"schema_version":"1.0","source":{"id":"1511.07501","kind":"arxiv","version":2}},"canonical_sha256":"89deeab18af47968da2e311db1f198a6b7199553b73d50448b22a036ec489667","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"89deeab18af47968da2e311db1f198a6b7199553b73d50448b22a036ec489667","first_computed_at":"2026-05-18T01:21:29.962534Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:21:29.962534Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"SCz9mR1g3p/Pii+UYYubgiNWDpTnfiNwjOfFqTlVPljC3Us8auN58jvrr1kaex5xDX3IFKIx9Ffk1ZktLt0MBA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:21:29.963123Z","signed_message":"canonical_sha256_bytes"},"source_id":"1511.07501","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d86ce568f749a70648ac0407cd2dae3712b899cee730e5cc7faf72c2c817cdc4","sha256:e840762585e66c4741779ea9f027aba826233827761488370fdae0d7bf46244d"],"state_sha256":"11841f7e0ea9a429169389f23c0c264f991a416221396fda04c73148691aff9a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"P8bYCET3exN44e77bqt4PzfDKnI6hex/0VCs+1qh+aQWQLO6LpN6Ekn6vrrcn5Dpi4O/0kUrqRTM5awC7H6NCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T00:38:54.475292Z","bundle_sha256":"0eb04d36d79a331cd41a9073ffc3934164582563bacf96d0e6ce3bcc3e53233c"}}