{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:TGKTMXNCS3FPW5PNVJN673XOTX","short_pith_number":"pith:TGKTMXNC","canonical_record":{"source":{"id":"2508.06018","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.str-el","submitted_at":"2025-08-08T05:07:40Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"5785622a8e14780e983994175321b5da01a75625355f83b2a211b4c0aa09d42a","abstract_canon_sha256":"ddfa4366befa7e50aac1319658943013e0b89c85bf208e2d28c2a2c93561fc9a"},"schema_version":"1.0"},"canonical_sha256":"9995365da296cafb75edaa5befeeee9dcda4911fe87c7dfb4ef9b9e4ca57c6bc","source":{"kind":"arxiv","id":"2508.06018","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.06018","created_at":"2026-07-05T11:50:47Z"},{"alias_kind":"arxiv_version","alias_value":"2508.06018v1","created_at":"2026-07-05T11:50:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.06018","created_at":"2026-07-05T11:50:47Z"},{"alias_kind":"pith_short_12","alias_value":"TGKTMXNCS3FP","created_at":"2026-07-05T11:50:47Z"},{"alias_kind":"pith_short_16","alias_value":"TGKTMXNCS3FPW5PN","created_at":"2026-07-05T11:50:47Z"},{"alias_kind":"pith_short_8","alias_value":"TGKTMXNC","created_at":"2026-07-05T11:50:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:TGKTMXNCS3FPW5PNVJN673XOTX","target":"record","payload":{"canonical_record":{"source":{"id":"2508.06018","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.str-el","submitted_at":"2025-08-08T05:07:40Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"5785622a8e14780e983994175321b5da01a75625355f83b2a211b4c0aa09d42a","abstract_canon_sha256":"ddfa4366befa7e50aac1319658943013e0b89c85bf208e2d28c2a2c93561fc9a"},"schema_version":"1.0"},"canonical_sha256":"9995365da296cafb75edaa5befeeee9dcda4911fe87c7dfb4ef9b9e4ca57c6bc","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:50:47.504783Z","signature_b64":"T2hXDca4h6WvY4crbsviM3/8hCk8EkRqQr1JWr9aQUHTwri3yggeeLk2q42wlgtGDxIyIqSZYRcKNhrSpUTUBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9995365da296cafb75edaa5befeeee9dcda4911fe87c7dfb4ef9b9e4ca57c6bc","last_reissued_at":"2026-07-05T11:50:47.504236Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:50:47.504236Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2508.06018","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":"2026-07-05T11:50:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"d0ZP0TUgb3vSVg/t+C3u2x07FtZt1OgOW+Xx+bDTAbLMuklqoWZxvp4TeyC2tiDiRjPEDHTSRynq7FuEMddxDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T06:31:25.591496Z"},"content_sha256":"fd2730f1f47bcaec36417946521848f3dfe98102a5d11cecba2996a317cebbd3","schema_version":"1.0","event_id":"sha256:fd2730f1f47bcaec36417946521848f3dfe98102a5d11cecba2996a317cebbd3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:TGKTMXNCS3FPW5PNVJN673XOTX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Magic Entropy in Hybrid Spin-Boson Systems","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.str-el","authors_text":"Heng-Hsi Li, Po-Yao Chang, Samuel Crew, Ying-Lin Li","submitted_at":"2025-08-08T05:07:40Z","abstract_excerpt":"We introduce entropic measures to quantify non-classical resource in hybrid spin-boson systems. We discuss the stabilizer R\\'enyi entropy in the framework of phase space quantisation and define an analogous hybrid magic entropy and a mutual magic entropy that capture the distribution of quantum magic across spin and bosonic subsystems. We use these entropic measures to demonstrate two key phenomena: the detection of the superradiant phase transition in the Dicke model and the dynamics of magic in the Jaynes-Cummings model following a quench. We develop a Monte Carlo numerical scheme to enable "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.06018","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2508.06018/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":"2026-07-05T11:50:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gNf6f2g9xJRAbk78zeX1kaKMm+WRI0V7HPdEq9/3LRuLoE6AFRlAtocQLpwDefIrZ1TK6+lK3UZ83dKSqFxUBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T06:31:25.592107Z"},"content_sha256":"1f6c8b5b4d1ad5dab964f6fc70152b7f5b54a7dfb921a47f364e821487c292ff","schema_version":"1.0","event_id":"sha256:1f6c8b5b4d1ad5dab964f6fc70152b7f5b54a7dfb921a47f364e821487c292ff"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TGKTMXNCS3FPW5PNVJN673XOTX/bundle.json","state_url":"https://pith.science/pith/TGKTMXNCS3FPW5PNVJN673XOTX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TGKTMXNCS3FPW5PNVJN673XOTX/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":"2026-08-04T06:31:25Z","links":{"resolver":"https://pith.science/pith/TGKTMXNCS3FPW5PNVJN673XOTX","bundle":"https://pith.science/pith/TGKTMXNCS3FPW5PNVJN673XOTX/bundle.json","state":"https://pith.science/pith/TGKTMXNCS3FPW5PNVJN673XOTX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TGKTMXNCS3FPW5PNVJN673XOTX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:TGKTMXNCS3FPW5PNVJN673XOTX","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":"ddfa4366befa7e50aac1319658943013e0b89c85bf208e2d28c2a2c93561fc9a","cross_cats_sorted":["quant-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.str-el","submitted_at":"2025-08-08T05:07:40Z","title_canon_sha256":"5785622a8e14780e983994175321b5da01a75625355f83b2a211b4c0aa09d42a"},"schema_version":"1.0","source":{"id":"2508.06018","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.06018","created_at":"2026-07-05T11:50:47Z"},{"alias_kind":"arxiv_version","alias_value":"2508.06018v1","created_at":"2026-07-05T11:50:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.06018","created_at":"2026-07-05T11:50:47Z"},{"alias_kind":"pith_short_12","alias_value":"TGKTMXNCS3FP","created_at":"2026-07-05T11:50:47Z"},{"alias_kind":"pith_short_16","alias_value":"TGKTMXNCS3FPW5PN","created_at":"2026-07-05T11:50:47Z"},{"alias_kind":"pith_short_8","alias_value":"TGKTMXNC","created_at":"2026-07-05T11:50:47Z"}],"graph_snapshots":[{"event_id":"sha256:1f6c8b5b4d1ad5dab964f6fc70152b7f5b54a7dfb921a47f364e821487c292ff","target":"graph","created_at":"2026-07-05T11:50:47Z","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/2508.06018/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We introduce entropic measures to quantify non-classical resource in hybrid spin-boson systems. We discuss the stabilizer R\\'enyi entropy in the framework of phase space quantisation and define an analogous hybrid magic entropy and a mutual magic entropy that capture the distribution of quantum magic across spin and bosonic subsystems. We use these entropic measures to demonstrate two key phenomena: the detection of the superradiant phase transition in the Dicke model and the dynamics of magic in the Jaynes-Cummings model following a quench. We develop a Monte Carlo numerical scheme to enable ","authors_text":"Heng-Hsi Li, Po-Yao Chang, Samuel Crew, Ying-Lin Li","cross_cats":["quant-ph"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.str-el","submitted_at":"2025-08-08T05:07:40Z","title":"Magic Entropy in Hybrid Spin-Boson Systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.06018","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:fd2730f1f47bcaec36417946521848f3dfe98102a5d11cecba2996a317cebbd3","target":"record","created_at":"2026-07-05T11:50:47Z","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":"ddfa4366befa7e50aac1319658943013e0b89c85bf208e2d28c2a2c93561fc9a","cross_cats_sorted":["quant-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.str-el","submitted_at":"2025-08-08T05:07:40Z","title_canon_sha256":"5785622a8e14780e983994175321b5da01a75625355f83b2a211b4c0aa09d42a"},"schema_version":"1.0","source":{"id":"2508.06018","kind":"arxiv","version":1}},"canonical_sha256":"9995365da296cafb75edaa5befeeee9dcda4911fe87c7dfb4ef9b9e4ca57c6bc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9995365da296cafb75edaa5befeeee9dcda4911fe87c7dfb4ef9b9e4ca57c6bc","first_computed_at":"2026-07-05T11:50:47.504236Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:50:47.504236Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"T2hXDca4h6WvY4crbsviM3/8hCk8EkRqQr1JWr9aQUHTwri3yggeeLk2q42wlgtGDxIyIqSZYRcKNhrSpUTUBA==","signature_status":"signed_v1","signed_at":"2026-07-05T11:50:47.504783Z","signed_message":"canonical_sha256_bytes"},"source_id":"2508.06018","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fd2730f1f47bcaec36417946521848f3dfe98102a5d11cecba2996a317cebbd3","sha256:1f6c8b5b4d1ad5dab964f6fc70152b7f5b54a7dfb921a47f364e821487c292ff"],"state_sha256":"e74ed32ad4e070f84e1ee484431726502f26226ab0d2cbe025c00586b3a3ce56"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2M7u4UkYak+PP1vdyj1+vaJ6yA19QEnw2ec2wgF3TTkj5CibxLOyQMRXpWICc9Bc3aLL3QbiO1MGxpSq3KdlAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T06:31:25.597924Z","bundle_sha256":"6029fe2abd15ab1b2e326a675699d98670e6f6b88fe1158ec5bc392a85a54cd4"}}