{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:KXAPGW7D6QUTEEX4ERYZ7KBO35","short_pith_number":"pith:KXAPGW7D","schema_version":"1.0","canonical_sha256":"55c0f35be3f4293212fc24719fa82edf59c4a534ebc46373a12d26294116573c","source":{"kind":"arxiv","id":"1203.6469","version":2},"attestation_state":"computed","paper":{"title":"Time Invariant Discord and Non-Markovianity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Pinja Haikka, Sabrina Maniscalco, Tomi H. Johnson","submitted_at":"2012-03-29T08:57:50Z","abstract_excerpt":"We study non-Markovianity and information flow for qubits experiencing local dephasing with an Ohmic class spectrum. We demonstrate the existence of a temperature-dependent critical value of the Ohmicity parameter s for the onset of non-Markovianity and give a physical interpretation of this phenomenon by linking it to the form of the reservoir spectrum. We demonstrate that this link holds also for more general spectra. We unveil a class of initial states for which discord is forever frozen at a positive value. We connect time invariant discord to non-Markovianity and propose a physical system"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1203.6469","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2012-03-29T08:57:50Z","cross_cats_sorted":[],"title_canon_sha256":"d282be50d5435c79548725256df55e1b87f1546bd800477b2c6627725fa20e6c","abstract_canon_sha256":"b1fe46769ded12160e94566ab2cfbdde4bc0ce50e56b0afadecbc30a1175cb60"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:49:47.145033Z","signature_b64":"ZHo5u47BWejP0RFnZ+e435S+AmokGPmbpL8YbjMUSdeCKrOqZlHnhptcHDP0luQd/oqnmSOr+G1fFsHnG1mXAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"55c0f35be3f4293212fc24719fa82edf59c4a534ebc46373a12d26294116573c","last_reissued_at":"2026-05-18T03:49:47.144205Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:49:47.144205Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Time Invariant Discord and Non-Markovianity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Pinja Haikka, Sabrina Maniscalco, Tomi H. Johnson","submitted_at":"2012-03-29T08:57:50Z","abstract_excerpt":"We study non-Markovianity and information flow for qubits experiencing local dephasing with an Ohmic class spectrum. We demonstrate the existence of a temperature-dependent critical value of the Ohmicity parameter s for the onset of non-Markovianity and give a physical interpretation of this phenomenon by linking it to the form of the reservoir spectrum. We demonstrate that this link holds also for more general spectra. We unveil a class of initial states for which discord is forever frozen at a positive value. We connect time invariant discord to non-Markovianity and propose a physical system"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.6469","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1203.6469","created_at":"2026-05-18T03:49:47.144336+00:00"},{"alias_kind":"arxiv_version","alias_value":"1203.6469v2","created_at":"2026-05-18T03:49:47.144336+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.6469","created_at":"2026-05-18T03:49:47.144336+00:00"},{"alias_kind":"pith_short_12","alias_value":"KXAPGW7D6QUT","created_at":"2026-05-18T12:27:11.947152+00:00"},{"alias_kind":"pith_short_16","alias_value":"KXAPGW7D6QUTEEX4","created_at":"2026-05-18T12:27:11.947152+00:00"},{"alias_kind":"pith_short_8","alias_value":"KXAPGW7D","created_at":"2026-05-18T12:27:11.947152+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/KXAPGW7D6QUTEEX4ERYZ7KBO35","json":"https://pith.science/pith/KXAPGW7D6QUTEEX4ERYZ7KBO35.json","graph_json":"https://pith.science/api/pith-number/KXAPGW7D6QUTEEX4ERYZ7KBO35/graph.json","events_json":"https://pith.science/api/pith-number/KXAPGW7D6QUTEEX4ERYZ7KBO35/events.json","paper":"https://pith.science/paper/KXAPGW7D"},"agent_actions":{"view_html":"https://pith.science/pith/KXAPGW7D6QUTEEX4ERYZ7KBO35","download_json":"https://pith.science/pith/KXAPGW7D6QUTEEX4ERYZ7KBO35.json","view_paper":"https://pith.science/paper/KXAPGW7D","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1203.6469&json=true","fetch_graph":"https://pith.science/api/pith-number/KXAPGW7D6QUTEEX4ERYZ7KBO35/graph.json","fetch_events":"https://pith.science/api/pith-number/KXAPGW7D6QUTEEX4ERYZ7KBO35/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/KXAPGW7D6QUTEEX4ERYZ7KBO35/action/timestamp_anchor","attest_storage":"https://pith.science/pith/KXAPGW7D6QUTEEX4ERYZ7KBO35/action/storage_attestation","attest_author":"https://pith.science/pith/KXAPGW7D6QUTEEX4ERYZ7KBO35/action/author_attestation","sign_citation":"https://pith.science/pith/KXAPGW7D6QUTEEX4ERYZ7KBO35/action/citation_signature","submit_replication":"https://pith.science/pith/KXAPGW7D6QUTEEX4ERYZ7KBO35/action/replication_record"}},"created_at":"2026-05-18T03:49:47.144336+00:00","updated_at":"2026-05-18T03:49:47.144336+00:00"}