{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:VA5Y2LU36RYPAGF3TC4UAQPSFN","short_pith_number":"pith:VA5Y2LU3","schema_version":"1.0","canonical_sha256":"a83b8d2e9bf470f018bb98b94041f22b5d39d6f9199f699936538cc75d180f7e","source":{"kind":"arxiv","id":"2512.22297","version":2},"attestation_state":"computed","paper":{"title":"Decoherence challenges in Nanoscience: A Quantum Phase Space perspective","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Angelo Mamitiana Ralaikoto, Diary Lova Ratsimbazafy, Fanamby Sahondraniandriana, Nomenjanahary Tanjonirina Manampisoa, Raoelina Andriambololona, Ravo Tokiniaina Ranaivoson, Rivo Herivola Manjakamanana Ravelonjato, Roland Raboanary","submitted_at":"2025-12-25T21:41:33Z","abstract_excerpt":"Quantum decoherence is both the fundamental mechanism underlying the quantum-to-classical transition and a major challenge for the development of scalable nanoscale quantum technologies. This work introduces a Quantum Phase Space (QPS) framework that provides a unified geometric description of decoherence. The framework is based on a dual structure consisting of an overcomplete continuous frame of minimum-uncertainty states that defines the QPS geometry, and an orthonormal basis that satisfies the strict mathematical requirements for decoherence within the Spectrum Broadcast Structure (SBS) ob"},"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":"2512.22297","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-12-25T21:41:33Z","cross_cats_sorted":[],"title_canon_sha256":"a4a2a129661c73077511a600f52501cf59ca6ca24144894e07402e11ff78dec9","abstract_canon_sha256":"24338cc1a933ed9bd8f01e443a419d09bd1f0bdc7ed3f6637a58e5993412a6e4"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-24T01:24:06.169127Z","signature_b64":"lYJ7sv1sTFH4iJUhot9TbBkS+RZDUmZBMgW1MxfHh2uHr/YkInLi+ROz+rxARFY6pLoT6kx3aXJ6AVwEJCadBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a83b8d2e9bf470f018bb98b94041f22b5d39d6f9199f699936538cc75d180f7e","last_reissued_at":"2026-07-24T01:24:06.168205Z","signature_status":"signed_v1","first_computed_at":"2026-07-24T01:24:06.168205Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Decoherence challenges in Nanoscience: A Quantum Phase Space perspective","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Angelo Mamitiana Ralaikoto, Diary Lova Ratsimbazafy, Fanamby Sahondraniandriana, Nomenjanahary Tanjonirina Manampisoa, Raoelina Andriambololona, Ravo Tokiniaina Ranaivoson, Rivo Herivola Manjakamanana Ravelonjato, Roland Raboanary","submitted_at":"2025-12-25T21:41:33Z","abstract_excerpt":"Quantum decoherence is both the fundamental mechanism underlying the quantum-to-classical transition and a major challenge for the development of scalable nanoscale quantum technologies. This work introduces a Quantum Phase Space (QPS) framework that provides a unified geometric description of decoherence. The framework is based on a dual structure consisting of an overcomplete continuous frame of minimum-uncertainty states that defines the QPS geometry, and an orthonormal basis that satisfies the strict mathematical requirements for decoherence within the Spectrum Broadcast Structure (SBS) ob"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2512.22297","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2512.22297/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2512.22297","created_at":"2026-07-24T01:24:06.168650+00:00"},{"alias_kind":"arxiv_version","alias_value":"2512.22297v2","created_at":"2026-07-24T01:24:06.168650+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2512.22297","created_at":"2026-07-24T01:24:06.168650+00:00"},{"alias_kind":"pith_short_12","alias_value":"VA5Y2LU36RYP","created_at":"2026-07-24T01:24:06.168650+00:00"},{"alias_kind":"pith_short_16","alias_value":"VA5Y2LU36RYPAGF3","created_at":"2026-07-24T01:24:06.168650+00:00"},{"alias_kind":"pith_short_8","alias_value":"VA5Y2LU3","created_at":"2026-07-24T01:24:06.168650+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/VA5Y2LU36RYPAGF3TC4UAQPSFN","json":"https://pith.science/pith/VA5Y2LU36RYPAGF3TC4UAQPSFN.json","graph_json":"https://pith.science/api/pith-number/VA5Y2LU36RYPAGF3TC4UAQPSFN/graph.json","events_json":"https://pith.science/api/pith-number/VA5Y2LU36RYPAGF3TC4UAQPSFN/events.json","paper":"https://pith.science/paper/VA5Y2LU3"},"agent_actions":{"view_html":"https://pith.science/pith/VA5Y2LU36RYPAGF3TC4UAQPSFN","download_json":"https://pith.science/pith/VA5Y2LU36RYPAGF3TC4UAQPSFN.json","view_paper":"https://pith.science/paper/VA5Y2LU3","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2512.22297&json=true","fetch_graph":"https://pith.science/api/pith-number/VA5Y2LU36RYPAGF3TC4UAQPSFN/graph.json","fetch_events":"https://pith.science/api/pith-number/VA5Y2LU36RYPAGF3TC4UAQPSFN/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/VA5Y2LU36RYPAGF3TC4UAQPSFN/action/timestamp_anchor","attest_storage":"https://pith.science/pith/VA5Y2LU36RYPAGF3TC4UAQPSFN/action/storage_attestation","attest_author":"https://pith.science/pith/VA5Y2LU36RYPAGF3TC4UAQPSFN/action/author_attestation","sign_citation":"https://pith.science/pith/VA5Y2LU36RYPAGF3TC4UAQPSFN/action/citation_signature","submit_replication":"https://pith.science/pith/VA5Y2LU36RYPAGF3TC4UAQPSFN/action/replication_record"}},"created_at":"2026-07-24T01:24:06.168650+00:00","updated_at":"2026-07-24T01:24:06.168650+00:00"}