{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:5DFIIMRSGLQSSU22GZR3CNOQOW","short_pith_number":"pith:5DFIIMRS","canonical_record":{"source":{"id":"2607.28486","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2026-07-30T16:38:01Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"52be021959996b9ee7900691f68d8e276d15e5346cf8cdea167caf03312dd6f9","abstract_canon_sha256":"88e0c04c91a09e614737b155c28194344b4b4e8f83fa10f74559877dc8f2096d"},"schema_version":"1.0"},"canonical_sha256":"e8ca84323232e129535a3663b135d075b66b10d5de73c6d4b8d6448e435fdaea","source":{"kind":"arxiv","id":"2607.28486","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.28486","created_at":"2026-07-31T01:37:53Z"},{"alias_kind":"arxiv_version","alias_value":"2607.28486v1","created_at":"2026-07-31T01:37:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.28486","created_at":"2026-07-31T01:37:53Z"},{"alias_kind":"pith_short_12","alias_value":"5DFIIMRSGLQS","created_at":"2026-07-31T01:37:53Z"},{"alias_kind":"pith_short_16","alias_value":"5DFIIMRSGLQSSU22","created_at":"2026-07-31T01:37:53Z"},{"alias_kind":"pith_short_8","alias_value":"5DFIIMRS","created_at":"2026-07-31T01:37:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:5DFIIMRSGLQSSU22GZR3CNOQOW","target":"record","payload":{"canonical_record":{"source":{"id":"2607.28486","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2026-07-30T16:38:01Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"52be021959996b9ee7900691f68d8e276d15e5346cf8cdea167caf03312dd6f9","abstract_canon_sha256":"88e0c04c91a09e614737b155c28194344b4b4e8f83fa10f74559877dc8f2096d"},"schema_version":"1.0"},"canonical_sha256":"e8ca84323232e129535a3663b135d075b66b10d5de73c6d4b8d6448e435fdaea","receipt":{"kind":"pith_receipt","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e8ca84323232e129535a3663b135d075b66b10d5de73c6d4b8d6448e435fdaea","last_reissued_at":"2026-07-31T01:37:53.375527Z","signature_status":"unsigned_v0","first_computed_at":"2026-07-31T01:37:53.375527Z"},"source_kind":"arxiv","source_id":"2607.28486","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":"2026-07-31T01:37:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rlfngvc6GFfEr1GqsAWwQb3p3lchEc9APeDFNIubO+LLrHaxia34dwwQdFPBbkzMaD/ioM3x+GaiUhVb0rdHDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T22:05:22.877248Z"},"content_sha256":"4078ebc1aa409c14da7c3aebe3cfbf851a552e241ab6947a4ee3384f8024f789","schema_version":"1.0","event_id":"sha256:4078ebc1aa409c14da7c3aebe3cfbf851a552e241ab6947a4ee3384f8024f789"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:5DFIIMRSGLQSSU22GZR3CNOQOW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Hayden--Preskill recovery at finite temperature on a quantum processor: dynamics and initial state from the SYK model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"hep-th","authors_text":"Hyeonsoo Lee, Jeongho Bang, Keun-Young Kim, Kyoungho Cho, Moongul Byun","submitted_at":"2026-07-30T16:38:01Z","abstract_excerpt":"In the original Hayden--Preskill recovery, the post-injection scrambler and initial state are {\\it not related}. We extend this setup in two ways: by using a SWAP gate so that the scrambler and initial state are {\\it related}, and by considering recovery at {\\it finite} temperature. For this modified protocol, we show that the information is successfully recovered in the sense that the postselection probability is non-negligible and the conditional fidelity is large. We find that both the postselection probability and the conditional fidelity are proportional to temperature, reflecting the red"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.28486","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/2607.28486/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":"2026-07-31T01:37:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KGSMEu4i0Lfe2/afG/agncQroRbSMpnzaY0TTmtPr+FpTC9AmO2yvvPsv/HqSZwdqygTr0CzlArd2n32xzJZCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T22:05:22.878115Z"},"content_sha256":"feb347abe5343eae82951204675aa889c0ff8f56abe2b9bd9b90010db335c3dd","schema_version":"1.0","event_id":"sha256:feb347abe5343eae82951204675aa889c0ff8f56abe2b9bd9b90010db335c3dd"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5DFIIMRSGLQSSU22GZR3CNOQOW/bundle.json","state_url":"https://pith.science/pith/5DFIIMRSGLQSSU22GZR3CNOQOW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5DFIIMRSGLQSSU22GZR3CNOQOW/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":"2026-08-07T22:05:22Z","links":{"resolver":"https://pith.science/pith/5DFIIMRSGLQSSU22GZR3CNOQOW","bundle":"https://pith.science/pith/5DFIIMRSGLQSSU22GZR3CNOQOW/bundle.json","state":"https://pith.science/pith/5DFIIMRSGLQSSU22GZR3CNOQOW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5DFIIMRSGLQSSU22GZR3CNOQOW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:5DFIIMRSGLQSSU22GZR3CNOQOW","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":"88e0c04c91a09e614737b155c28194344b4b4e8f83fa10f74559877dc8f2096d","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2026-07-30T16:38:01Z","title_canon_sha256":"52be021959996b9ee7900691f68d8e276d15e5346cf8cdea167caf03312dd6f9"},"schema_version":"1.0","source":{"id":"2607.28486","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.28486","created_at":"2026-07-31T01:37:53Z"},{"alias_kind":"arxiv_version","alias_value":"2607.28486v1","created_at":"2026-07-31T01:37:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.28486","created_at":"2026-07-31T01:37:53Z"},{"alias_kind":"pith_short_12","alias_value":"5DFIIMRSGLQS","created_at":"2026-07-31T01:37:53Z"},{"alias_kind":"pith_short_16","alias_value":"5DFIIMRSGLQSSU22","created_at":"2026-07-31T01:37:53Z"},{"alias_kind":"pith_short_8","alias_value":"5DFIIMRS","created_at":"2026-07-31T01:37:53Z"}],"graph_snapshots":[{"event_id":"sha256:feb347abe5343eae82951204675aa889c0ff8f56abe2b9bd9b90010db335c3dd","target":"graph","created_at":"2026-07-31T01:37:53Z","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/2607.28486/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In the original Hayden--Preskill recovery, the post-injection scrambler and initial state are {\\it not related}. We extend this setup in two ways: by using a SWAP gate so that the scrambler and initial state are {\\it related}, and by considering recovery at {\\it finite} temperature. For this modified protocol, we show that the information is successfully recovered in the sense that the postselection probability is non-negligible and the conditional fidelity is large. We find that both the postselection probability and the conditional fidelity are proportional to temperature, reflecting the red","authors_text":"Hyeonsoo Lee, Jeongho Bang, Keun-Young Kim, Kyoungho Cho, Moongul Byun","cross_cats":["quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2026-07-30T16:38:01Z","title":"Hayden--Preskill recovery at finite temperature on a quantum processor: dynamics and initial state from the SYK model"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.28486","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":"sha256:4078ebc1aa409c14da7c3aebe3cfbf851a552e241ab6947a4ee3384f8024f789","target":"record","created_at":"2026-07-31T01:37:53Z","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":"88e0c04c91a09e614737b155c28194344b4b4e8f83fa10f74559877dc8f2096d","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2026-07-30T16:38:01Z","title_canon_sha256":"52be021959996b9ee7900691f68d8e276d15e5346cf8cdea167caf03312dd6f9"},"schema_version":"1.0","source":{"id":"2607.28486","kind":"arxiv","version":1}},"canonical_sha256":"e8ca84323232e129535a3663b135d075b66b10d5de73c6d4b8d6448e435fdaea","receipt":{"builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e8ca84323232e129535a3663b135d075b66b10d5de73c6d4b8d6448e435fdaea","first_computed_at":"2026-07-31T01:37:53.375527Z","kind":"pith_receipt","last_reissued_at":"2026-07-31T01:37:53.375527Z","receipt_version":"0.3","signature_status":"unsigned_v0"},"source_id":"2607.28486","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4078ebc1aa409c14da7c3aebe3cfbf851a552e241ab6947a4ee3384f8024f789","sha256:feb347abe5343eae82951204675aa889c0ff8f56abe2b9bd9b90010db335c3dd"],"state_sha256":"0a7a5a35d6b85c247e8a1a4e53cc8ace0596809cf68b78cc877c8cf9489d6065"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zEUDtXrNcqdeZLogDFZchoubPqpfQ7ZGgjijN8j8xZq43pd49Z08IJEhrYTAZKlZM5f9oV03kJ+tzrdEWHwkAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T22:05:22.884221Z","bundle_sha256":"f3af66991a29fbda8479e0d22f998de60214e2a71480fdb8d383d0bc002fcaff"}}