{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:6V4PSUMVXK4E7Y5IGGF5WSEPV6","short_pith_number":"pith:6V4PSUMV","canonical_record":{"source":{"id":"1408.1061","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-08-05T18:37:40Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"6f9a02bb010c9090414fde583b2ba82fca9f64b7dea268e64f6a5d5f7e5cae11","abstract_canon_sha256":"680d61bf5b740302a9bf0cfd66d46fc977a6013a91c7f025c0c5814fd8fe5cc1"},"schema_version":"1.0"},"canonical_sha256":"f578f95195bab84fe3a8318bdb488fafac3ec1460de20d02676f795815d45fc1","source":{"kind":"arxiv","id":"1408.1061","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1408.1061","created_at":"2026-05-18T02:31:46Z"},{"alias_kind":"arxiv_version","alias_value":"1408.1061v3","created_at":"2026-05-18T02:31:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1408.1061","created_at":"2026-05-18T02:31:46Z"},{"alias_kind":"pith_short_12","alias_value":"6V4PSUMVXK4E","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_16","alias_value":"6V4PSUMVXK4E7Y5I","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_8","alias_value":"6V4PSUMV","created_at":"2026-05-18T12:28:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:6V4PSUMVXK4E7Y5IGGF5WSEPV6","target":"record","payload":{"canonical_record":{"source":{"id":"1408.1061","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-08-05T18:37:40Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"6f9a02bb010c9090414fde583b2ba82fca9f64b7dea268e64f6a5d5f7e5cae11","abstract_canon_sha256":"680d61bf5b740302a9bf0cfd66d46fc977a6013a91c7f025c0c5814fd8fe5cc1"},"schema_version":"1.0"},"canonical_sha256":"f578f95195bab84fe3a8318bdb488fafac3ec1460de20d02676f795815d45fc1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:31:46.926421Z","signature_b64":"v3NYXtYyFRB3WdwJZwdyHdGtuso0AONNdNrWMJ1rYpDxJhaJbjLwRzy4fNwYIK4j610JdG9NrlA5gnQ6ICluCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f578f95195bab84fe3a8318bdb488fafac3ec1460de20d02676f795815d45fc1","last_reissued_at":"2026-05-18T02:31:46.925830Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:31:46.925830Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1408.1061","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:31:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"I3YCZ/4W19YP08mXI4uYiv8kKMK9uveDf/CuQZl9XXdhGXYQd+sVBux+cmfh5LBbZVMYf9cxb3R5yYn1RYyHBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T14:01:26.640330Z"},"content_sha256":"b505b6dca2a24cc9c5ab5218e973a766ed09872309f5214b91697016e0a0f5e4","schema_version":"1.0","event_id":"sha256:b505b6dca2a24cc9c5ab5218e973a766ed09872309f5214b91697016e0a0f5e4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:6V4PSUMVXK4E7Y5IGGF5WSEPV6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Consistent perturbative treatment of the subohmic spin-boson model yielding arbitrarily small $T_2/T_1$ decoherence time ratios","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.mes-hall","authors_text":"Kyung-Joo Noh, Uwe R. Fischer","submitted_at":"2014-08-05T18:37:40Z","abstract_excerpt":"We present a perturbative treatment of the subohmic spin-boson model which remedies a crucial flaw in previous treatments. The problem is traced back to the incorrect application of a Markov type approximation to specific terms in the temporal evolution of the reduced density matrix. The modified solution is consistent both with numerical simulations and the exact solution obtained when the bath-coupling spin-space direction is parallel to the qubit energy-basis spin. We therefore demonstrate that %in distinction to previous findings the subohmic spin-boson model is capable of %consistently de"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1408.1061","kind":"arxiv","version":3},"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":"2026-05-18T02:31:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"X78emNjB669EkA/g3RGADXX88+C6hs10pMXSZQ3dfr/4VkaroDd3ujdI7XPlI4MwRYeJEkwkfbp/I2/zQNw8DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T14:01:26.640713Z"},"content_sha256":"05b92e30a0825af489812a303155e1ca25312bc7e6afa22ca27ff20eff9306a8","schema_version":"1.0","event_id":"sha256:05b92e30a0825af489812a303155e1ca25312bc7e6afa22ca27ff20eff9306a8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6V4PSUMVXK4E7Y5IGGF5WSEPV6/bundle.json","state_url":"https://pith.science/pith/6V4PSUMVXK4E7Y5IGGF5WSEPV6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6V4PSUMVXK4E7Y5IGGF5WSEPV6/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":"2026-06-01T14:01:26Z","links":{"resolver":"https://pith.science/pith/6V4PSUMVXK4E7Y5IGGF5WSEPV6","bundle":"https://pith.science/pith/6V4PSUMVXK4E7Y5IGGF5WSEPV6/bundle.json","state":"https://pith.science/pith/6V4PSUMVXK4E7Y5IGGF5WSEPV6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6V4PSUMVXK4E7Y5IGGF5WSEPV6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:6V4PSUMVXK4E7Y5IGGF5WSEPV6","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":"680d61bf5b740302a9bf0cfd66d46fc977a6013a91c7f025c0c5814fd8fe5cc1","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-08-05T18:37:40Z","title_canon_sha256":"6f9a02bb010c9090414fde583b2ba82fca9f64b7dea268e64f6a5d5f7e5cae11"},"schema_version":"1.0","source":{"id":"1408.1061","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1408.1061","created_at":"2026-05-18T02:31:46Z"},{"alias_kind":"arxiv_version","alias_value":"1408.1061v3","created_at":"2026-05-18T02:31:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1408.1061","created_at":"2026-05-18T02:31:46Z"},{"alias_kind":"pith_short_12","alias_value":"6V4PSUMVXK4E","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_16","alias_value":"6V4PSUMVXK4E7Y5I","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_8","alias_value":"6V4PSUMV","created_at":"2026-05-18T12:28:16Z"}],"graph_snapshots":[{"event_id":"sha256:05b92e30a0825af489812a303155e1ca25312bc7e6afa22ca27ff20eff9306a8","target":"graph","created_at":"2026-05-18T02:31:46Z","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":"We present a perturbative treatment of the subohmic spin-boson model which remedies a crucial flaw in previous treatments. The problem is traced back to the incorrect application of a Markov type approximation to specific terms in the temporal evolution of the reduced density matrix. The modified solution is consistent both with numerical simulations and the exact solution obtained when the bath-coupling spin-space direction is parallel to the qubit energy-basis spin. We therefore demonstrate that %in distinction to previous findings the subohmic spin-boson model is capable of %consistently de","authors_text":"Kyung-Joo Noh, Uwe R. Fischer","cross_cats":["quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-08-05T18:37:40Z","title":"Consistent perturbative treatment of the subohmic spin-boson model yielding arbitrarily small $T_2/T_1$ decoherence time ratios"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1408.1061","kind":"arxiv","version":3},"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:b505b6dca2a24cc9c5ab5218e973a766ed09872309f5214b91697016e0a0f5e4","target":"record","created_at":"2026-05-18T02:31:46Z","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":"680d61bf5b740302a9bf0cfd66d46fc977a6013a91c7f025c0c5814fd8fe5cc1","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-08-05T18:37:40Z","title_canon_sha256":"6f9a02bb010c9090414fde583b2ba82fca9f64b7dea268e64f6a5d5f7e5cae11"},"schema_version":"1.0","source":{"id":"1408.1061","kind":"arxiv","version":3}},"canonical_sha256":"f578f95195bab84fe3a8318bdb488fafac3ec1460de20d02676f795815d45fc1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f578f95195bab84fe3a8318bdb488fafac3ec1460de20d02676f795815d45fc1","first_computed_at":"2026-05-18T02:31:46.925830Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:31:46.925830Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"v3NYXtYyFRB3WdwJZwdyHdGtuso0AONNdNrWMJ1rYpDxJhaJbjLwRzy4fNwYIK4j610JdG9NrlA5gnQ6ICluCA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:31:46.926421Z","signed_message":"canonical_sha256_bytes"},"source_id":"1408.1061","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b505b6dca2a24cc9c5ab5218e973a766ed09872309f5214b91697016e0a0f5e4","sha256:05b92e30a0825af489812a303155e1ca25312bc7e6afa22ca27ff20eff9306a8"],"state_sha256":"e714692d6f769080554fd60278855667d4d38e72fc27413a6c568fe0705492dc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8DtPLCwFD1EPmKkypKrAFKwIy5P5eqepbm3Lor6q9tDn3afoaZEbjzaa6ByyXq+MYCuO6hE29GBxEiOBWlFlAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T14:01:26.642843Z","bundle_sha256":"e2bd8c08d0794d509bb977ad25de82f436ee1a6c372714dc7e823a8007154eb9"}}