{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1996:YQPBHL3XQUBT4DDPPAKPTC3DX7","short_pith_number":"pith:YQPBHL3X","canonical_record":{"source":{"id":"gr-qc/9604037","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"gr-qc","submitted_at":"1996-04-18T02:49:28Z","cross_cats_sorted":["chao-dyn","nlin.CD"],"title_canon_sha256":"eccaeb232bdffc3a458709e608288ffe50a0bcafd6dcf7a92e4ab0fcd64cc54e","abstract_canon_sha256":"13638fe840b23d2e3eceb4ffb66d57d2140497ed7e347a6a06721959960ffa8d"},"schema_version":"1.0"},"canonical_sha256":"c41e13af7785033e0c6f7814f98b63bffbbf7dc3f3e845f5bc277e4465082735","source":{"kind":"arxiv","id":"gr-qc/9604037","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"gr-qc/9604037","created_at":"2026-05-18T01:06:44Z"},{"alias_kind":"arxiv_version","alias_value":"gr-qc/9604037v1","created_at":"2026-05-18T01:06:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.gr-qc/9604037","created_at":"2026-05-18T01:06:44Z"},{"alias_kind":"pith_short_12","alias_value":"YQPBHL3XQUBT","created_at":"2026-05-18T12:25:48Z"},{"alias_kind":"pith_short_16","alias_value":"YQPBHL3XQUBT4DDP","created_at":"2026-05-18T12:25:48Z"},{"alias_kind":"pith_short_8","alias_value":"YQPBHL3X","created_at":"2026-05-18T12:25:48Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1996:YQPBHL3XQUBT4DDPPAKPTC3DX7","target":"record","payload":{"canonical_record":{"source":{"id":"gr-qc/9604037","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"gr-qc","submitted_at":"1996-04-18T02:49:28Z","cross_cats_sorted":["chao-dyn","nlin.CD"],"title_canon_sha256":"eccaeb232bdffc3a458709e608288ffe50a0bcafd6dcf7a92e4ab0fcd64cc54e","abstract_canon_sha256":"13638fe840b23d2e3eceb4ffb66d57d2140497ed7e347a6a06721959960ffa8d"},"schema_version":"1.0"},"canonical_sha256":"c41e13af7785033e0c6f7814f98b63bffbbf7dc3f3e845f5bc277e4465082735","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:06:44.664654Z","signature_b64":"ZdijaTfABouo6a3KKzqBsfxTeMTK1j894MFafupa4l7suZWlJwSWGERYvl2SJVovKYHziSGR7Wz+T/7rHoSsAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c41e13af7785033e0c6f7814f98b63bffbbf7dc3f3e845f5bc277e4465082735","last_reissued_at":"2026-05-18T01:06:44.664149Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:06:44.664149Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"gr-qc/9604037","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":"2026-05-18T01:06:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4ZLM6BZDPmP+ktWoPT9okkHmpOO6SHF657pgKDzoysSAjS+IA0FIh7B1Jdw7a5Y443MpBZkIWPg+SMDdLxK+DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T20:57:59.482459Z"},"content_sha256":"81e24c72b89c15a6d467afa3b9ea09273cc7b7f5169db5a3befd65253e5ccdf0","schema_version":"1.0","event_id":"sha256:81e24c72b89c15a6d467afa3b9ea09273cc7b7f5169db5a3befd65253e5ccdf0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1996:YQPBHL3XQUBT4DDPPAKPTC3DX7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Chaos around a H\\'enon-Heiles-inspired exact perturbation of a black hole","license":"","headline":"","cross_cats":["chao-dyn","nlin.CD"],"primary_cat":"gr-qc","authors_text":"Patricio S. Letelier, Werner M. Vieira","submitted_at":"1996-04-18T02:49:28Z","abstract_excerpt":"A solution of the Einstein's equations that represents the superposition of a Schwarszchild black hole with both quadrupolar and octopolar terms describing a halo is exhibited. We show that this solution, in the Newtonian limit, is an analog to the well known H\\'enon-Heiles potential. The integrability of orbits of test particles moving around a black hole representing the galactic center is studied and bounded zones of chaotic behavior are found."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"gr-qc/9604037","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":""},"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":"2026-05-18T01:06:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cZtP3Sd+nV51Dov7DhtGn77l2y0pfuYqdz+oxNeyFZknhnVjRY0ecs94HOm/IzK6VmTCvlpL154Mpo/jp49DCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T20:57:59.482857Z"},"content_sha256":"c228f56afbf6a32d9130dc2275fdb932bfc4c60548babbc154ef528a026e307e","schema_version":"1.0","event_id":"sha256:c228f56afbf6a32d9130dc2275fdb932bfc4c60548babbc154ef528a026e307e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YQPBHL3XQUBT4DDPPAKPTC3DX7/bundle.json","state_url":"https://pith.science/pith/YQPBHL3XQUBT4DDPPAKPTC3DX7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YQPBHL3XQUBT4DDPPAKPTC3DX7/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":"2026-05-25T20:57:59Z","links":{"resolver":"https://pith.science/pith/YQPBHL3XQUBT4DDPPAKPTC3DX7","bundle":"https://pith.science/pith/YQPBHL3XQUBT4DDPPAKPTC3DX7/bundle.json","state":"https://pith.science/pith/YQPBHL3XQUBT4DDPPAKPTC3DX7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YQPBHL3XQUBT4DDPPAKPTC3DX7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1996:YQPBHL3XQUBT4DDPPAKPTC3DX7","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":"13638fe840b23d2e3eceb4ffb66d57d2140497ed7e347a6a06721959960ffa8d","cross_cats_sorted":["chao-dyn","nlin.CD"],"license":"","primary_cat":"gr-qc","submitted_at":"1996-04-18T02:49:28Z","title_canon_sha256":"eccaeb232bdffc3a458709e608288ffe50a0bcafd6dcf7a92e4ab0fcd64cc54e"},"schema_version":"1.0","source":{"id":"gr-qc/9604037","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"gr-qc/9604037","created_at":"2026-05-18T01:06:44Z"},{"alias_kind":"arxiv_version","alias_value":"gr-qc/9604037v1","created_at":"2026-05-18T01:06:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.gr-qc/9604037","created_at":"2026-05-18T01:06:44Z"},{"alias_kind":"pith_short_12","alias_value":"YQPBHL3XQUBT","created_at":"2026-05-18T12:25:48Z"},{"alias_kind":"pith_short_16","alias_value":"YQPBHL3XQUBT4DDP","created_at":"2026-05-18T12:25:48Z"},{"alias_kind":"pith_short_8","alias_value":"YQPBHL3X","created_at":"2026-05-18T12:25:48Z"}],"graph_snapshots":[{"event_id":"sha256:c228f56afbf6a32d9130dc2275fdb932bfc4c60548babbc154ef528a026e307e","target":"graph","created_at":"2026-05-18T01:06:44Z","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"},"paper":{"abstract_excerpt":"A solution of the Einstein's equations that represents the superposition of a Schwarszchild black hole with both quadrupolar and octopolar terms describing a halo is exhibited. We show that this solution, in the Newtonian limit, is an analog to the well known H\\'enon-Heiles potential. The integrability of orbits of test particles moving around a black hole representing the galactic center is studied and bounded zones of chaotic behavior are found.","authors_text":"Patricio S. Letelier, Werner M. Vieira","cross_cats":["chao-dyn","nlin.CD"],"headline":"","license":"","primary_cat":"gr-qc","submitted_at":"1996-04-18T02:49:28Z","title":"Chaos around a H\\'enon-Heiles-inspired exact perturbation of a black hole"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"gr-qc/9604037","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":"sha256:81e24c72b89c15a6d467afa3b9ea09273cc7b7f5169db5a3befd65253e5ccdf0","target":"record","created_at":"2026-05-18T01:06:44Z","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":"13638fe840b23d2e3eceb4ffb66d57d2140497ed7e347a6a06721959960ffa8d","cross_cats_sorted":["chao-dyn","nlin.CD"],"license":"","primary_cat":"gr-qc","submitted_at":"1996-04-18T02:49:28Z","title_canon_sha256":"eccaeb232bdffc3a458709e608288ffe50a0bcafd6dcf7a92e4ab0fcd64cc54e"},"schema_version":"1.0","source":{"id":"gr-qc/9604037","kind":"arxiv","version":1}},"canonical_sha256":"c41e13af7785033e0c6f7814f98b63bffbbf7dc3f3e845f5bc277e4465082735","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c41e13af7785033e0c6f7814f98b63bffbbf7dc3f3e845f5bc277e4465082735","first_computed_at":"2026-05-18T01:06:44.664149Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:06:44.664149Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ZdijaTfABouo6a3KKzqBsfxTeMTK1j894MFafupa4l7suZWlJwSWGERYvl2SJVovKYHziSGR7Wz+T/7rHoSsAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:06:44.664654Z","signed_message":"canonical_sha256_bytes"},"source_id":"gr-qc/9604037","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:81e24c72b89c15a6d467afa3b9ea09273cc7b7f5169db5a3befd65253e5ccdf0","sha256:c228f56afbf6a32d9130dc2275fdb932bfc4c60548babbc154ef528a026e307e"],"state_sha256":"5aba554049763668657b0f2b1b0226f05057d5f048e65b42dddcf79d8393ad17"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dSjz+sCsIujDcXR7HVs5JqeCi6Z9J5S6CwfF4XvEvJHKLo7tf//iyxN0d4nuv5TMJodSXJMR2Z+ouq78sUofAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T20:57:59.485113Z","bundle_sha256":"567534c25aaac1c5413664ad235f194e42c1032bfbaac6ced541c3c67e37873f"}}