{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:R3G2C7W6NRGQUNUO3R2CPCATMQ","short_pith_number":"pith:R3G2C7W6","canonical_record":{"source":{"id":"2305.15505","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2023-05-24T18:53:33Z","cross_cats_sorted":["nlin.CD"],"title_canon_sha256":"5821284d9a3377b9c7ebe4ff29b4f3da0a1996556330c6bc34878e7f3b1bdebb","abstract_canon_sha256":"48492a5599adc127e24001c5d6300a7a845bc803f5112eaa68e1083202d900ba"},"schema_version":"1.0"},"canonical_sha256":"8ecda17ede6c4d0a368edc74278813641c7b21f9eef6fcc80fe9f0f428efece1","source":{"kind":"arxiv","id":"2305.15505","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2305.15505","created_at":"2026-07-05T07:04:47Z"},{"alias_kind":"arxiv_version","alias_value":"2305.15505v2","created_at":"2026-07-05T07:04:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2305.15505","created_at":"2026-07-05T07:04:47Z"},{"alias_kind":"pith_short_12","alias_value":"R3G2C7W6NRGQ","created_at":"2026-07-05T07:04:47Z"},{"alias_kind":"pith_short_16","alias_value":"R3G2C7W6NRGQUNUO","created_at":"2026-07-05T07:04:47Z"},{"alias_kind":"pith_short_8","alias_value":"R3G2C7W6","created_at":"2026-07-05T07:04:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:R3G2C7W6NRGQUNUO3R2CPCATMQ","target":"record","payload":{"canonical_record":{"source":{"id":"2305.15505","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2023-05-24T18:53:33Z","cross_cats_sorted":["nlin.CD"],"title_canon_sha256":"5821284d9a3377b9c7ebe4ff29b4f3da0a1996556330c6bc34878e7f3b1bdebb","abstract_canon_sha256":"48492a5599adc127e24001c5d6300a7a845bc803f5112eaa68e1083202d900ba"},"schema_version":"1.0"},"canonical_sha256":"8ecda17ede6c4d0a368edc74278813641c7b21f9eef6fcc80fe9f0f428efece1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:04:47.592851Z","signature_b64":"PVxxXnh/9Cg8wWIe0ajTruHzPS8oHTIVVi3C5LYtcgG5o87260tdEP76kmbj02o1C5w7LUvxtz+5Dz5d8ozoAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8ecda17ede6c4d0a368edc74278813641c7b21f9eef6fcc80fe9f0f428efece1","last_reissued_at":"2026-07-05T07:04:47.592369Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:04:47.592369Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2305.15505","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":"2026-07-05T07:04:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/84qPxn2Q4JvoRPch2SJykbsNO/oG8kJInS4o6aB0vr7nCLa3lfu4NqJHhE1q8FygvVl4TKRjeME0Xbd1NAfAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T03:11:10.231774Z"},"content_sha256":"2a0e5c98739fff24074259cfcfa93de8ec0ea09744a312a8d5bfd5caac279091","schema_version":"1.0","event_id":"sha256:2a0e5c98739fff24074259cfcfa93de8ec0ea09744a312a8d5bfd5caac279091"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:R3G2C7W6NRGQUNUO3R2CPCATMQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantum chaos in the Dicke model and its variants","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["nlin.CD"],"primary_cat":"quant-ph","authors_text":"Devvrat Tiwari, Subhashish Banerjee","submitted_at":"2023-05-24T18:53:33Z","abstract_excerpt":"Recently, the out-of-time-ordered correlator (OTOC) has gained much attention as an indicator of quantum chaos. In the semi-classical limit, its exponential growth rate resembles the classical Lyapunov exponent. The quantum-classical correspondence has been supported for the one-body chaotic systems as well as realistic systems with interactions, as in the Dicke model, a model of multi-two-level atoms and cavity field interactions. To this end, we calculate the OTOC for different variations of the Dicke model in an open quantum system setting. The connection between the superradiant phase tran"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.15505","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/2305.15505/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":"2026-07-05T07:04:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TXkVBkzhSnrH9aCWAmZocuNwY/Jd38cQl65JbBJLfJB/vy37ZPHlSa3iKlAbxvhvWjFLRnheJCrcxV5katxJBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T03:11:10.232169Z"},"content_sha256":"96157b7ab8da3d86112a46a3a49c438f94472f37c0660e17d2cb0cf17ecf4c09","schema_version":"1.0","event_id":"sha256:96157b7ab8da3d86112a46a3a49c438f94472f37c0660e17d2cb0cf17ecf4c09"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/R3G2C7W6NRGQUNUO3R2CPCATMQ/bundle.json","state_url":"https://pith.science/pith/R3G2C7W6NRGQUNUO3R2CPCATMQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/R3G2C7W6NRGQUNUO3R2CPCATMQ/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":"2026-08-04T03:11:10Z","links":{"resolver":"https://pith.science/pith/R3G2C7W6NRGQUNUO3R2CPCATMQ","bundle":"https://pith.science/pith/R3G2C7W6NRGQUNUO3R2CPCATMQ/bundle.json","state":"https://pith.science/pith/R3G2C7W6NRGQUNUO3R2CPCATMQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/R3G2C7W6NRGQUNUO3R2CPCATMQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:R3G2C7W6NRGQUNUO3R2CPCATMQ","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":"48492a5599adc127e24001c5d6300a7a845bc803f5112eaa68e1083202d900ba","cross_cats_sorted":["nlin.CD"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2023-05-24T18:53:33Z","title_canon_sha256":"5821284d9a3377b9c7ebe4ff29b4f3da0a1996556330c6bc34878e7f3b1bdebb"},"schema_version":"1.0","source":{"id":"2305.15505","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2305.15505","created_at":"2026-07-05T07:04:47Z"},{"alias_kind":"arxiv_version","alias_value":"2305.15505v2","created_at":"2026-07-05T07:04:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2305.15505","created_at":"2026-07-05T07:04:47Z"},{"alias_kind":"pith_short_12","alias_value":"R3G2C7W6NRGQ","created_at":"2026-07-05T07:04:47Z"},{"alias_kind":"pith_short_16","alias_value":"R3G2C7W6NRGQUNUO","created_at":"2026-07-05T07:04:47Z"},{"alias_kind":"pith_short_8","alias_value":"R3G2C7W6","created_at":"2026-07-05T07:04:47Z"}],"graph_snapshots":[{"event_id":"sha256:96157b7ab8da3d86112a46a3a49c438f94472f37c0660e17d2cb0cf17ecf4c09","target":"graph","created_at":"2026-07-05T07:04:47Z","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/2305.15505/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Recently, the out-of-time-ordered correlator (OTOC) has gained much attention as an indicator of quantum chaos. In the semi-classical limit, its exponential growth rate resembles the classical Lyapunov exponent. The quantum-classical correspondence has been supported for the one-body chaotic systems as well as realistic systems with interactions, as in the Dicke model, a model of multi-two-level atoms and cavity field interactions. To this end, we calculate the OTOC for different variations of the Dicke model in an open quantum system setting. The connection between the superradiant phase tran","authors_text":"Devvrat Tiwari, Subhashish Banerjee","cross_cats":["nlin.CD"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2023-05-24T18:53:33Z","title":"Quantum chaos in the Dicke model and its variants"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.15505","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":"sha256:2a0e5c98739fff24074259cfcfa93de8ec0ea09744a312a8d5bfd5caac279091","target":"record","created_at":"2026-07-05T07:04:47Z","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":"48492a5599adc127e24001c5d6300a7a845bc803f5112eaa68e1083202d900ba","cross_cats_sorted":["nlin.CD"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2023-05-24T18:53:33Z","title_canon_sha256":"5821284d9a3377b9c7ebe4ff29b4f3da0a1996556330c6bc34878e7f3b1bdebb"},"schema_version":"1.0","source":{"id":"2305.15505","kind":"arxiv","version":2}},"canonical_sha256":"8ecda17ede6c4d0a368edc74278813641c7b21f9eef6fcc80fe9f0f428efece1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8ecda17ede6c4d0a368edc74278813641c7b21f9eef6fcc80fe9f0f428efece1","first_computed_at":"2026-07-05T07:04:47.592369Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:04:47.592369Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"PVxxXnh/9Cg8wWIe0ajTruHzPS8oHTIVVi3C5LYtcgG5o87260tdEP76kmbj02o1C5w7LUvxtz+5Dz5d8ozoAg==","signature_status":"signed_v1","signed_at":"2026-07-05T07:04:47.592851Z","signed_message":"canonical_sha256_bytes"},"source_id":"2305.15505","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2a0e5c98739fff24074259cfcfa93de8ec0ea09744a312a8d5bfd5caac279091","sha256:96157b7ab8da3d86112a46a3a49c438f94472f37c0660e17d2cb0cf17ecf4c09"],"state_sha256":"be0fdd72a80b06c7dd73b6e8cf04d8b509860a28ae06a3a9bed66cbe9852ba67"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DauZAUKJzHAUGnL9yR9dJanN5HiOcbbhZ9buDzWwjWJpheSlX02QQJH4l2w/ZJJIKKAbGyJrUij8JATTbG+CCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T03:11:10.234815Z","bundle_sha256":"decbbb53e97e7c99000da05468e0294f2f9bfb5a9f7984b81c7784433f98a499"}}