{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:NPH5Z3BLM5KXAKFQXELPIPRGOZ","short_pith_number":"pith:NPH5Z3BL","canonical_record":{"source":{"id":"1907.08734","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-07-20T01:23:16Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"84d543b7ab1b2f830f6600f7ddd814c63eeed1ea5edf322cf1136c6347b6c0b3","abstract_canon_sha256":"d26f9a2af27199cf25ec19b7cd6261a111b8ffa2199cf7c4976acc8a5e5bbb34"},"schema_version":"1.0"},"canonical_sha256":"6bcfdcec2b67557028b0b916f43e26767e30097a5b0191dc6c99fc4bac951eb3","source":{"kind":"arxiv","id":"1907.08734","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1907.08734","created_at":"2026-07-05T00:13:03Z"},{"alias_kind":"arxiv_version","alias_value":"1907.08734v2","created_at":"2026-07-05T00:13:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1907.08734","created_at":"2026-07-05T00:13:03Z"},{"alias_kind":"pith_short_12","alias_value":"NPH5Z3BLM5KX","created_at":"2026-07-05T00:13:03Z"},{"alias_kind":"pith_short_16","alias_value":"NPH5Z3BLM5KXAKFQ","created_at":"2026-07-05T00:13:03Z"},{"alias_kind":"pith_short_8","alias_value":"NPH5Z3BL","created_at":"2026-07-05T00:13:03Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:NPH5Z3BLM5KXAKFQXELPIPRGOZ","target":"record","payload":{"canonical_record":{"source":{"id":"1907.08734","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-07-20T01:23:16Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"84d543b7ab1b2f830f6600f7ddd814c63eeed1ea5edf322cf1136c6347b6c0b3","abstract_canon_sha256":"d26f9a2af27199cf25ec19b7cd6261a111b8ffa2199cf7c4976acc8a5e5bbb34"},"schema_version":"1.0"},"canonical_sha256":"6bcfdcec2b67557028b0b916f43e26767e30097a5b0191dc6c99fc4bac951eb3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:13:03.925899Z","signature_b64":"efNqS7bYMXiYkCAx1f4u+qKxj6gvwZGAsR1brHsm0Ysug2Vt9Adt/18rcL/fyw8A1cbnuNK3LlTlRyj9Uf6RBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6bcfdcec2b67557028b0b916f43e26767e30097a5b0191dc6c99fc4bac951eb3","last_reissued_at":"2026-07-05T00:13:03.925403Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:13:03.925403Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1907.08734","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":"2026-07-05T00:13:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NOgfwHKLpdUc8HFDX2goc036WhaAfXIE2BWas4Lo50iXXMpW7ljZV7kFQRFHwHAaHif7fDm/aCqnFpx0Em04Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T01:17:03.749616Z"},"content_sha256":"f00004d77ed7d855eef4f59bd7db464034b836f5bed08e293161621ec020c967","schema_version":"1.0","event_id":"sha256:f00004d77ed7d855eef4f59bd7db464034b836f5bed08e293161621ec020c967"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:NPH5Z3BLM5KXAKFQXELPIPRGOZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Chaos in Born-Infeld-AdS black hole within extended phase space","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"hep-th","authors_text":"Haitang Li, Shao-Jun Zhang, Yong Chen","submitted_at":"2019-07-20T01:23:16Z","abstract_excerpt":"Born-Infeld-AdS black holes in extended phase space may possess phase structures resembling that of van der Waals fluid in four-dimensional spacetime. We study dynamics of its state, which is in the unstable spinodal region initially on phase space, under time-periodic thermal perturbations. By applying the Melnikov method, it is found that there exists a critical amplitude $\\gamma_c$ of the perturbations, which depends on the Born-Infeld parameter $b$ and the black hole charge $Q$, such that chaos occurs for $\\gamma > \\gamma_c$. We found that larger $b$ or $Q$ makes the onset of chaos easier."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1907.08734","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1907.08734/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T00:13:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"v5Mc0uPx9znq33iQzbE0F5KiHtx/C5iH9ItSeGcbPr8AA7UfSg/WY+ygq4BvW93ORIIB9rk9OUvkuf8SBvWRCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T01:17:03.751444Z"},"content_sha256":"7080844006b07a4cafe5e8bd35e08131b42955c0683e76f6b6e78f87b8209816","schema_version":"1.0","event_id":"sha256:7080844006b07a4cafe5e8bd35e08131b42955c0683e76f6b6e78f87b8209816"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NPH5Z3BLM5KXAKFQXELPIPRGOZ/bundle.json","state_url":"https://pith.science/pith/NPH5Z3BLM5KXAKFQXELPIPRGOZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NPH5Z3BLM5KXAKFQXELPIPRGOZ/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":"2026-08-05T01:17:03Z","links":{"resolver":"https://pith.science/pith/NPH5Z3BLM5KXAKFQXELPIPRGOZ","bundle":"https://pith.science/pith/NPH5Z3BLM5KXAKFQXELPIPRGOZ/bundle.json","state":"https://pith.science/pith/NPH5Z3BLM5KXAKFQXELPIPRGOZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NPH5Z3BLM5KXAKFQXELPIPRGOZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:NPH5Z3BLM5KXAKFQXELPIPRGOZ","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":"d26f9a2af27199cf25ec19b7cd6261a111b8ffa2199cf7c4976acc8a5e5bbb34","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-07-20T01:23:16Z","title_canon_sha256":"84d543b7ab1b2f830f6600f7ddd814c63eeed1ea5edf322cf1136c6347b6c0b3"},"schema_version":"1.0","source":{"id":"1907.08734","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1907.08734","created_at":"2026-07-05T00:13:03Z"},{"alias_kind":"arxiv_version","alias_value":"1907.08734v2","created_at":"2026-07-05T00:13:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1907.08734","created_at":"2026-07-05T00:13:03Z"},{"alias_kind":"pith_short_12","alias_value":"NPH5Z3BLM5KX","created_at":"2026-07-05T00:13:03Z"},{"alias_kind":"pith_short_16","alias_value":"NPH5Z3BLM5KXAKFQ","created_at":"2026-07-05T00:13:03Z"},{"alias_kind":"pith_short_8","alias_value":"NPH5Z3BL","created_at":"2026-07-05T00:13:03Z"}],"graph_snapshots":[{"event_id":"sha256:7080844006b07a4cafe5e8bd35e08131b42955c0683e76f6b6e78f87b8209816","target":"graph","created_at":"2026-07-05T00:13:03Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/1907.08734/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Born-Infeld-AdS black holes in extended phase space may possess phase structures resembling that of van der Waals fluid in four-dimensional spacetime. We study dynamics of its state, which is in the unstable spinodal region initially on phase space, under time-periodic thermal perturbations. By applying the Melnikov method, it is found that there exists a critical amplitude $\\gamma_c$ of the perturbations, which depends on the Born-Infeld parameter $b$ and the black hole charge $Q$, such that chaos occurs for $\\gamma > \\gamma_c$. We found that larger $b$ or $Q$ makes the onset of chaos easier.","authors_text":"Haitang Li, Shao-Jun Zhang, Yong Chen","cross_cats":["gr-qc"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-07-20T01:23:16Z","title":"Chaos in Born-Infeld-AdS black hole within extended phase space"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1907.08734","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:f00004d77ed7d855eef4f59bd7db464034b836f5bed08e293161621ec020c967","target":"record","created_at":"2026-07-05T00:13:03Z","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":"d26f9a2af27199cf25ec19b7cd6261a111b8ffa2199cf7c4976acc8a5e5bbb34","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-07-20T01:23:16Z","title_canon_sha256":"84d543b7ab1b2f830f6600f7ddd814c63eeed1ea5edf322cf1136c6347b6c0b3"},"schema_version":"1.0","source":{"id":"1907.08734","kind":"arxiv","version":2}},"canonical_sha256":"6bcfdcec2b67557028b0b916f43e26767e30097a5b0191dc6c99fc4bac951eb3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6bcfdcec2b67557028b0b916f43e26767e30097a5b0191dc6c99fc4bac951eb3","first_computed_at":"2026-07-05T00:13:03.925403Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:13:03.925403Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"efNqS7bYMXiYkCAx1f4u+qKxj6gvwZGAsR1brHsm0Ysug2Vt9Adt/18rcL/fyw8A1cbnuNK3LlTlRyj9Uf6RBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T00:13:03.925899Z","signed_message":"canonical_sha256_bytes"},"source_id":"1907.08734","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f00004d77ed7d855eef4f59bd7db464034b836f5bed08e293161621ec020c967","sha256:7080844006b07a4cafe5e8bd35e08131b42955c0683e76f6b6e78f87b8209816"],"state_sha256":"eda97e3419f3704bb8d813a9532bfe7cee296ea448ddf3c0c419b0fa5e431979"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"L22TOS/YpjrKFtc/Lpqy7jw9woustY/x2ieYAVFXSznrLK3VlWS00IQ82UWd8bkt8M+Gp19KIMElhxq4ABhSCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T01:17:03.761835Z","bundle_sha256":"8ae095303d99ebca588c2952cc6484e72d0cfcbf844462f3aa19203504f4d53c"}}