{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:QJ3UGYXLRQY7LXUODA3CAMGHKE","short_pith_number":"pith:QJ3UGYXL","canonical_record":{"source":{"id":"1605.06609","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2016-05-21T09:05:14Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"1c3818f7e25fc7b52e94f497a57983d6bba0135e1376205850f68209688b8da7","abstract_canon_sha256":"7d060b293eb12ac59f8ab87481e2fe64c80112c93ff6ab1de3d0953f9e994498"},"schema_version":"1.0"},"canonical_sha256":"82774362eb8c31f5de8e18362030c7510aec03794b29d5cbe928fd2ee597a4b8","source":{"kind":"arxiv","id":"1605.06609","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.06609","created_at":"2026-05-18T01:08:09Z"},{"alias_kind":"arxiv_version","alias_value":"1605.06609v2","created_at":"2026-05-18T01:08:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.06609","created_at":"2026-05-18T01:08:09Z"},{"alias_kind":"pith_short_12","alias_value":"QJ3UGYXLRQY7","created_at":"2026-05-18T12:30:39Z"},{"alias_kind":"pith_short_16","alias_value":"QJ3UGYXLRQY7LXUO","created_at":"2026-05-18T12:30:39Z"},{"alias_kind":"pith_short_8","alias_value":"QJ3UGYXL","created_at":"2026-05-18T12:30:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:QJ3UGYXLRQY7LXUODA3CAMGHKE","target":"record","payload":{"canonical_record":{"source":{"id":"1605.06609","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2016-05-21T09:05:14Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"1c3818f7e25fc7b52e94f497a57983d6bba0135e1376205850f68209688b8da7","abstract_canon_sha256":"7d060b293eb12ac59f8ab87481e2fe64c80112c93ff6ab1de3d0953f9e994498"},"schema_version":"1.0"},"canonical_sha256":"82774362eb8c31f5de8e18362030c7510aec03794b29d5cbe928fd2ee597a4b8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:08:09.271761Z","signature_b64":"FjZrLTy5DOyHS6i3+luYp3Vb8YCUTOpFgXt1aFPmJUpw5lHic+nuB1r+ds/1pb3c5T+3TTJkNmQ83oo3GDm7DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"82774362eb8c31f5de8e18362030c7510aec03794b29d5cbe928fd2ee597a4b8","last_reissued_at":"2026-05-18T01:08:09.271295Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:08:09.271295Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1605.06609","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":"2026-05-18T01:08:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yR3SyWlcfo9WT3gFDDSmSk7soDff8S+XgoEVpGmZ/hgsRcn90erwimFScXf5yri0Htv5xP2bB/t3qtBqsDilBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T23:47:58.445380Z"},"content_sha256":"a780280cc9fb6682edbf2b3380503c13c830f27b273ab3317d8723f2de64904a","schema_version":"1.0","event_id":"sha256:a780280cc9fb6682edbf2b3380503c13c830f27b273ab3317d8723f2de64904a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:QJ3UGYXLRQY7LXUODA3CAMGHKE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dynamics of open quantum spin systems: An assessment of the quantum master equation approach","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"physics.comp-ph","authors_text":"F. Jin, H. De Raedt, K. Michielsen, P. Zhao, S. Miyashita","submitted_at":"2016-05-21T09:05:14Z","abstract_excerpt":"Data of the numerical solution of the time-dependent Schr\\\"odinger equation of a system containing one spin-1/2 particle interacting with a bath of up to 32 spin-1/2 particles is used to construct a Markovian quantum master equation describing the dynamics of the system spin. The procedure of obtaining this quantum master equation, which takes the form of a Bloch equation with time-independent coefficients, accounts for all non-Markovian effects in as much the general structure of the quantum master equation allows. Our simulation results show that, with a few rather exotic exceptions, the Blo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.06609","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":""},"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":"2026-05-18T01:08:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Av/6yjSgzqSK0DQfpCSakMfO24hqc1993WDoB8emo8w99cjTV9jMJ2QQRVLV+EYKiA3eMRBwzWKn9n7okl0WBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T23:47:58.446127Z"},"content_sha256":"80fa9d7e886a766684d64c79337a9420a0c3753bb25652c8e76e355e304201c2","schema_version":"1.0","event_id":"sha256:80fa9d7e886a766684d64c79337a9420a0c3753bb25652c8e76e355e304201c2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QJ3UGYXLRQY7LXUODA3CAMGHKE/bundle.json","state_url":"https://pith.science/pith/QJ3UGYXLRQY7LXUODA3CAMGHKE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QJ3UGYXLRQY7LXUODA3CAMGHKE/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":"2026-05-25T23:47:58Z","links":{"resolver":"https://pith.science/pith/QJ3UGYXLRQY7LXUODA3CAMGHKE","bundle":"https://pith.science/pith/QJ3UGYXLRQY7LXUODA3CAMGHKE/bundle.json","state":"https://pith.science/pith/QJ3UGYXLRQY7LXUODA3CAMGHKE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QJ3UGYXLRQY7LXUODA3CAMGHKE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:QJ3UGYXLRQY7LXUODA3CAMGHKE","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":"7d060b293eb12ac59f8ab87481e2fe64c80112c93ff6ab1de3d0953f9e994498","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2016-05-21T09:05:14Z","title_canon_sha256":"1c3818f7e25fc7b52e94f497a57983d6bba0135e1376205850f68209688b8da7"},"schema_version":"1.0","source":{"id":"1605.06609","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.06609","created_at":"2026-05-18T01:08:09Z"},{"alias_kind":"arxiv_version","alias_value":"1605.06609v2","created_at":"2026-05-18T01:08:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.06609","created_at":"2026-05-18T01:08:09Z"},{"alias_kind":"pith_short_12","alias_value":"QJ3UGYXLRQY7","created_at":"2026-05-18T12:30:39Z"},{"alias_kind":"pith_short_16","alias_value":"QJ3UGYXLRQY7LXUO","created_at":"2026-05-18T12:30:39Z"},{"alias_kind":"pith_short_8","alias_value":"QJ3UGYXL","created_at":"2026-05-18T12:30:39Z"}],"graph_snapshots":[{"event_id":"sha256:80fa9d7e886a766684d64c79337a9420a0c3753bb25652c8e76e355e304201c2","target":"graph","created_at":"2026-05-18T01:08:09Z","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":"Data of the numerical solution of the time-dependent Schr\\\"odinger equation of a system containing one spin-1/2 particle interacting with a bath of up to 32 spin-1/2 particles is used to construct a Markovian quantum master equation describing the dynamics of the system spin. The procedure of obtaining this quantum master equation, which takes the form of a Bloch equation with time-independent coefficients, accounts for all non-Markovian effects in as much the general structure of the quantum master equation allows. Our simulation results show that, with a few rather exotic exceptions, the Blo","authors_text":"F. Jin, H. De Raedt, K. Michielsen, P. Zhao, S. Miyashita","cross_cats":["quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2016-05-21T09:05:14Z","title":"Dynamics of open quantum spin systems: An assessment of the quantum master equation approach"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.06609","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:a780280cc9fb6682edbf2b3380503c13c830f27b273ab3317d8723f2de64904a","target":"record","created_at":"2026-05-18T01:08:09Z","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":"7d060b293eb12ac59f8ab87481e2fe64c80112c93ff6ab1de3d0953f9e994498","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2016-05-21T09:05:14Z","title_canon_sha256":"1c3818f7e25fc7b52e94f497a57983d6bba0135e1376205850f68209688b8da7"},"schema_version":"1.0","source":{"id":"1605.06609","kind":"arxiv","version":2}},"canonical_sha256":"82774362eb8c31f5de8e18362030c7510aec03794b29d5cbe928fd2ee597a4b8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"82774362eb8c31f5de8e18362030c7510aec03794b29d5cbe928fd2ee597a4b8","first_computed_at":"2026-05-18T01:08:09.271295Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:08:09.271295Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"FjZrLTy5DOyHS6i3+luYp3Vb8YCUTOpFgXt1aFPmJUpw5lHic+nuB1r+ds/1pb3c5T+3TTJkNmQ83oo3GDm7DA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:08:09.271761Z","signed_message":"canonical_sha256_bytes"},"source_id":"1605.06609","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a780280cc9fb6682edbf2b3380503c13c830f27b273ab3317d8723f2de64904a","sha256:80fa9d7e886a766684d64c79337a9420a0c3753bb25652c8e76e355e304201c2"],"state_sha256":"9e3ad8833bbb9aa4cda8d2a1a3e009ed9d80abb67b867c668ba04bc8d4fc5785"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"puxsDtgMcRJxZ3AHeXLFzIYl9WS5AFI/rsB3u1Zm1ir2kt3Fqp/d+i/Xm/ht03Vm+og0FiWa5As3PBFAZoKBBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T23:47:58.450067Z","bundle_sha256":"5ee119dc4b4f439e2727b1b753ffd069e891e379dd772930aa5ac75c23c523fd"}}