{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:KYVVNAK3YAHWEENPELDH3NXGBS","short_pith_number":"pith:KYVVNAK3","canonical_record":{"source":{"id":"1408.0690","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-08-04T14:09:37Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"c9c1cbcc4c36fac8d754dafa3a177dc1ed1ce43fa549db61c5e64cbd03b9876a","abstract_canon_sha256":"7be8be9b40850dba3f53895460bc7d2ff83caf98147c135028a8fff903c132ad"},"schema_version":"1.0"},"canonical_sha256":"562b56815bc00f6211af22c67db6e60ca4f20f775a703961e7c502606c2b7524","source":{"kind":"arxiv","id":"1408.0690","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1408.0690","created_at":"2026-05-18T02:44:56Z"},{"alias_kind":"arxiv_version","alias_value":"1408.0690v2","created_at":"2026-05-18T02:44:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1408.0690","created_at":"2026-05-18T02:44:56Z"},{"alias_kind":"pith_short_12","alias_value":"KYVVNAK3YAHW","created_at":"2026-05-18T12:28:35Z"},{"alias_kind":"pith_short_16","alias_value":"KYVVNAK3YAHWEENP","created_at":"2026-05-18T12:28:35Z"},{"alias_kind":"pith_short_8","alias_value":"KYVVNAK3","created_at":"2026-05-18T12:28:35Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:KYVVNAK3YAHWEENPELDH3NXGBS","target":"record","payload":{"canonical_record":{"source":{"id":"1408.0690","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-08-04T14:09:37Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"c9c1cbcc4c36fac8d754dafa3a177dc1ed1ce43fa549db61c5e64cbd03b9876a","abstract_canon_sha256":"7be8be9b40850dba3f53895460bc7d2ff83caf98147c135028a8fff903c132ad"},"schema_version":"1.0"},"canonical_sha256":"562b56815bc00f6211af22c67db6e60ca4f20f775a703961e7c502606c2b7524","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:44:56.057505Z","signature_b64":"5I8I7NgZHyCWSmHhBShTH/oUfcGHyP2bkM3FkY/I6hYg5aS0FAg1fJqncdwEmQM1w+qJkPwTE09UqvBMbXvFBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"562b56815bc00f6211af22c67db6e60ca4f20f775a703961e7c502606c2b7524","last_reissued_at":"2026-05-18T02:44:56.057013Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:44:56.057013Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1408.0690","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":"2026-05-18T02:44:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hmqx+ZKFQJ05berEjfvEmlSQ2a7GKCY+olwvYxgJG5ov2iFym0b/EhM0w9a8jbSMr+f5ZR2Y+ibyF6opW9LwAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T05:11:06.479394Z"},"content_sha256":"93c03eee938c0a8f51dd1fefbbe1a6eafaedfbda8f38c96e1908c76229b86c5a","schema_version":"1.0","event_id":"sha256:93c03eee938c0a8f51dd1fefbbe1a6eafaedfbda8f38c96e1908c76229b86c5a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:KYVVNAK3YAHWEENPELDH3NXGBS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Note on the Cardoso-Pani-Rico parametrization to test the Kerr black hole hypothesis","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"gr-qc","authors_text":"Cosimo Bambi","submitted_at":"2014-08-04T14:09:37Z","abstract_excerpt":"The construction of a generic parametrization to describe the spacetime geometry around astrophysical black hole candidates is an important step to test the Kerr black hole hypothesis. In the last few years, the Johannsen-Psaltis metric has been the most common framework to study possible deviations from the Kerr solution with present and near future observations. Recently, Cardoso, Pani and Rico have proposed a more general parametrization. The aim of the present paper is to study this new metric in a specific context, namely the thermal spectrum of geometrically thin and optically thick accr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1408.0690","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":"2026-05-18T02:44:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TKIgdylXhsVC5qVVU+7AAtaE9r0HTyejWsbxczR4KWJC9nip69N0JZJ7dYO8efFBEA691hxcOUaqf+9AmQxSAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T05:11:06.480085Z"},"content_sha256":"5c0a819f4b409c956cca3752a7e0abeb8f012941e2dee677581e119aa803cdce","schema_version":"1.0","event_id":"sha256:5c0a819f4b409c956cca3752a7e0abeb8f012941e2dee677581e119aa803cdce"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KYVVNAK3YAHWEENPELDH3NXGBS/bundle.json","state_url":"https://pith.science/pith/KYVVNAK3YAHWEENPELDH3NXGBS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KYVVNAK3YAHWEENPELDH3NXGBS/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":"2026-05-26T05:11:06Z","links":{"resolver":"https://pith.science/pith/KYVVNAK3YAHWEENPELDH3NXGBS","bundle":"https://pith.science/pith/KYVVNAK3YAHWEENPELDH3NXGBS/bundle.json","state":"https://pith.science/pith/KYVVNAK3YAHWEENPELDH3NXGBS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KYVVNAK3YAHWEENPELDH3NXGBS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:KYVVNAK3YAHWEENPELDH3NXGBS","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":"7be8be9b40850dba3f53895460bc7d2ff83caf98147c135028a8fff903c132ad","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-08-04T14:09:37Z","title_canon_sha256":"c9c1cbcc4c36fac8d754dafa3a177dc1ed1ce43fa549db61c5e64cbd03b9876a"},"schema_version":"1.0","source":{"id":"1408.0690","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1408.0690","created_at":"2026-05-18T02:44:56Z"},{"alias_kind":"arxiv_version","alias_value":"1408.0690v2","created_at":"2026-05-18T02:44:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1408.0690","created_at":"2026-05-18T02:44:56Z"},{"alias_kind":"pith_short_12","alias_value":"KYVVNAK3YAHW","created_at":"2026-05-18T12:28:35Z"},{"alias_kind":"pith_short_16","alias_value":"KYVVNAK3YAHWEENP","created_at":"2026-05-18T12:28:35Z"},{"alias_kind":"pith_short_8","alias_value":"KYVVNAK3","created_at":"2026-05-18T12:28:35Z"}],"graph_snapshots":[{"event_id":"sha256:5c0a819f4b409c956cca3752a7e0abeb8f012941e2dee677581e119aa803cdce","target":"graph","created_at":"2026-05-18T02:44:56Z","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":"The construction of a generic parametrization to describe the spacetime geometry around astrophysical black hole candidates is an important step to test the Kerr black hole hypothesis. In the last few years, the Johannsen-Psaltis metric has been the most common framework to study possible deviations from the Kerr solution with present and near future observations. Recently, Cardoso, Pani and Rico have proposed a more general parametrization. The aim of the present paper is to study this new metric in a specific context, namely the thermal spectrum of geometrically thin and optically thick accr","authors_text":"Cosimo Bambi","cross_cats":["astro-ph.HE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-08-04T14:09:37Z","title":"Note on the Cardoso-Pani-Rico parametrization to test the Kerr black hole hypothesis"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1408.0690","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":"sha256:93c03eee938c0a8f51dd1fefbbe1a6eafaedfbda8f38c96e1908c76229b86c5a","target":"record","created_at":"2026-05-18T02:44:56Z","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":"7be8be9b40850dba3f53895460bc7d2ff83caf98147c135028a8fff903c132ad","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-08-04T14:09:37Z","title_canon_sha256":"c9c1cbcc4c36fac8d754dafa3a177dc1ed1ce43fa549db61c5e64cbd03b9876a"},"schema_version":"1.0","source":{"id":"1408.0690","kind":"arxiv","version":2}},"canonical_sha256":"562b56815bc00f6211af22c67db6e60ca4f20f775a703961e7c502606c2b7524","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"562b56815bc00f6211af22c67db6e60ca4f20f775a703961e7c502606c2b7524","first_computed_at":"2026-05-18T02:44:56.057013Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:44:56.057013Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5I8I7NgZHyCWSmHhBShTH/oUfcGHyP2bkM3FkY/I6hYg5aS0FAg1fJqncdwEmQM1w+qJkPwTE09UqvBMbXvFBw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:44:56.057505Z","signed_message":"canonical_sha256_bytes"},"source_id":"1408.0690","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:93c03eee938c0a8f51dd1fefbbe1a6eafaedfbda8f38c96e1908c76229b86c5a","sha256:5c0a819f4b409c956cca3752a7e0abeb8f012941e2dee677581e119aa803cdce"],"state_sha256":"f654bea6b4d8653123bc3f4ba7024e4b1c943f4bd32829d0743fe6dfbe690ce1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uRsj6beaPjY+SX3tWtcucCmfR3N6EtjF1TszlqvNKL5Auszl2piJl21lLCvAyAIZux02Wlmr3rO3yLR9O0PMAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T05:11:06.482906Z","bundle_sha256":"867178925cda10e319f756bcd01c4d77a20fa7d9607e7980478910594d75dcf2"}}