{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:ZQM6DKPJH4UDRXS6REPWK5NHB3","short_pith_number":"pith:ZQM6DKPJ","schema_version":"1.0","canonical_sha256":"cc19e1a9e93f2838de5e891f6575a70ef47aaf49abd70e853c19c1ed23d12e08","source":{"kind":"arxiv","id":"1510.01223","version":3},"attestation_state":"computed","paper":{"title":"Can Schwarzschild Black Holes Be Accelerators of Spinning Massive Particles?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"gr-qc","authors_text":"Benjamin Koch, Crist\\'obal Armaza, M\\'aximo Ba\\~nados","submitted_at":"2015-10-05T16:44:31Z","abstract_excerpt":"It is known that the center-of-mass energy of the collision of two massive particles following geodesics around a black hole presents a maximum. The maximum energy increases when the black hole is endowed with spin, and for a maximally rotating hole this energy blows up, offering, in principle, a unique probe of fundamental physics. This work extends the latter studies by considering that the colliding particles possess intrinsic angular momentum (spin), described by the Hanson-Regge-Hojman theory of spinning particles. By analyzing planar trajectories of spinning particles around non-rotating"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1510.01223","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2015-10-05T16:44:31Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"d2200f2ecc11591fa2f0e3e618a22263f7b1662f0edf24e9aa77d25a0fa60d65","abstract_canon_sha256":"4b6a1ccb553d77d49d4a83fb59ff7e4c893bff8a29999dcd8d1fbdf0cb169cd3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:15:06.673438Z","signature_b64":"0szlNjd6NZqoJcS/Gq/4O3DlhWCKdfOXf8vEIs4kDxUXxhofMYh+gkPd3Wh/4TU8IKmsnzqQ2K3U/Lyfpnq6DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cc19e1a9e93f2838de5e891f6575a70ef47aaf49abd70e853c19c1ed23d12e08","last_reissued_at":"2026-05-18T01:15:06.672921Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:15:06.672921Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Can Schwarzschild Black Holes Be Accelerators of Spinning Massive Particles?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"gr-qc","authors_text":"Benjamin Koch, Crist\\'obal Armaza, M\\'aximo Ba\\~nados","submitted_at":"2015-10-05T16:44:31Z","abstract_excerpt":"It is known that the center-of-mass energy of the collision of two massive particles following geodesics around a black hole presents a maximum. The maximum energy increases when the black hole is endowed with spin, and for a maximally rotating hole this energy blows up, offering, in principle, a unique probe of fundamental physics. This work extends the latter studies by considering that the colliding particles possess intrinsic angular momentum (spin), described by the Hanson-Regge-Hojman theory of spinning particles. By analyzing planar trajectories of spinning particles around non-rotating"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1510.01223","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1510.01223","created_at":"2026-05-18T01:15:06.673007+00:00"},{"alias_kind":"arxiv_version","alias_value":"1510.01223v3","created_at":"2026-05-18T01:15:06.673007+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1510.01223","created_at":"2026-05-18T01:15:06.673007+00:00"},{"alias_kind":"pith_short_12","alias_value":"ZQM6DKPJH4UD","created_at":"2026-05-18T12:29:52.810259+00:00"},{"alias_kind":"pith_short_16","alias_value":"ZQM6DKPJH4UDRXS6","created_at":"2026-05-18T12:29:52.810259+00:00"},{"alias_kind":"pith_short_8","alias_value":"ZQM6DKPJ","created_at":"2026-05-18T12:29:52.810259+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/ZQM6DKPJH4UDRXS6REPWK5NHB3","json":"https://pith.science/pith/ZQM6DKPJH4UDRXS6REPWK5NHB3.json","graph_json":"https://pith.science/api/pith-number/ZQM6DKPJH4UDRXS6REPWK5NHB3/graph.json","events_json":"https://pith.science/api/pith-number/ZQM6DKPJH4UDRXS6REPWK5NHB3/events.json","paper":"https://pith.science/paper/ZQM6DKPJ"},"agent_actions":{"view_html":"https://pith.science/pith/ZQM6DKPJH4UDRXS6REPWK5NHB3","download_json":"https://pith.science/pith/ZQM6DKPJH4UDRXS6REPWK5NHB3.json","view_paper":"https://pith.science/paper/ZQM6DKPJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1510.01223&json=true","fetch_graph":"https://pith.science/api/pith-number/ZQM6DKPJH4UDRXS6REPWK5NHB3/graph.json","fetch_events":"https://pith.science/api/pith-number/ZQM6DKPJH4UDRXS6REPWK5NHB3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ZQM6DKPJH4UDRXS6REPWK5NHB3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ZQM6DKPJH4UDRXS6REPWK5NHB3/action/storage_attestation","attest_author":"https://pith.science/pith/ZQM6DKPJH4UDRXS6REPWK5NHB3/action/author_attestation","sign_citation":"https://pith.science/pith/ZQM6DKPJH4UDRXS6REPWK5NHB3/action/citation_signature","submit_replication":"https://pith.science/pith/ZQM6DKPJH4UDRXS6REPWK5NHB3/action/replication_record"}},"created_at":"2026-05-18T01:15:06.673007+00:00","updated_at":"2026-05-18T01:15:06.673007+00:00"}