{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:PPQOMOHHCETHSMH7T3ZFCRRRAQ","short_pith_number":"pith:PPQOMOHH","canonical_record":{"source":{"id":"2408.01264","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2024-08-02T13:36:42Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"fef697834664c87f7c4d186b2f8f0d935e51957105609bfdf11e80a6fe661826","abstract_canon_sha256":"193ab0d8c82eef8c187b171ab183800e1eedea90195915e9d1820eb234b2b213"},"schema_version":"1.0"},"canonical_sha256":"7be0e638e711267930ff9ef2514631043531bd7692c4f86345bd6ae54d4c990c","source":{"kind":"arxiv","id":"2408.01264","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2408.01264","created_at":"2026-07-05T08:51:29Z"},{"alias_kind":"arxiv_version","alias_value":"2408.01264v1","created_at":"2026-07-05T08:51:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2408.01264","created_at":"2026-07-05T08:51:29Z"},{"alias_kind":"pith_short_12","alias_value":"PPQOMOHHCETH","created_at":"2026-07-05T08:51:29Z"},{"alias_kind":"pith_short_16","alias_value":"PPQOMOHHCETHSMH7","created_at":"2026-07-05T08:51:29Z"},{"alias_kind":"pith_short_8","alias_value":"PPQOMOHH","created_at":"2026-07-05T08:51:29Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:PPQOMOHHCETHSMH7T3ZFCRRRAQ","target":"record","payload":{"canonical_record":{"source":{"id":"2408.01264","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2024-08-02T13:36:42Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"fef697834664c87f7c4d186b2f8f0d935e51957105609bfdf11e80a6fe661826","abstract_canon_sha256":"193ab0d8c82eef8c187b171ab183800e1eedea90195915e9d1820eb234b2b213"},"schema_version":"1.0"},"canonical_sha256":"7be0e638e711267930ff9ef2514631043531bd7692c4f86345bd6ae54d4c990c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:51:29.344133Z","signature_b64":"8pAHso8YCofQEzGdFXLTipU0v8qy5NQCRVcLb++mWygtIuFl1HupAoYXrbfQebLIbcQKmMmJwPMJn5Nf+bMYAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7be0e638e711267930ff9ef2514631043531bd7692c4f86345bd6ae54d4c990c","last_reissued_at":"2026-07-05T08:51:29.343769Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:51:29.343769Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2408.01264","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":"2026-07-05T08:51:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iBDEeG+CXpm2OBjpXVNvTvud+IjxaMcgGAgxtIEo1ANMRSFH+mu7J9C59hNaaNL6zDuVHxgCLL/nFteaX0/RCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T09:23:03.125401Z"},"content_sha256":"a35a2235aff4c4bb2fcc3329535f7dd890f797a490de9b8f381ce8b5f305a279","schema_version":"1.0","event_id":"sha256:a35a2235aff4c4bb2fcc3329535f7dd890f797a490de9b8f381ce8b5f305a279"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:PPQOMOHHCETHSMH7T3ZFCRRRAQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantum Delocalization of a Levitated Nanoparticle","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.optics"],"primary_cat":"quant-ph","authors_text":"Andrei Militaru, Andreu Riera-Campeny, Lukas Novotny, Martin Frimmer, Massimiliano Rossi, Nicola Carlon Zambon, Oriol Romero-Isart","submitted_at":"2024-08-02T13:36:42Z","abstract_excerpt":"Every massive particle behaves like a wave, according to quantum physics. Yet, this characteristic wave nature has only been observed in double-slit experiments with microscopic systems, such as atoms and molecules. The key aspect is that the wavefunction describing the motion of these systems extends coherently over a distance comparable to the slit separation, much larger than the size of the system itself. Preparing these states of more massive and complex objects remains an outstanding challenge. While the motion of solid-state oscillators can now be controlled at the level of single quant"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2408.01264","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/2408.01264/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":"2026-07-05T08:51:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"N2f3PqFqRYzUWKJ1d4w9eha6GMSd59dSceI7i6oHZgwCadJCVgVG485N2zSnfcrVKI0e1v3PPfzL9us5mn5wCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T09:23:03.125787Z"},"content_sha256":"2f29d4e1a70f0a2e275c2b6eb9932f289c681284fbe1c35633ae2ca37efb5b14","schema_version":"1.0","event_id":"sha256:2f29d4e1a70f0a2e275c2b6eb9932f289c681284fbe1c35633ae2ca37efb5b14"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PPQOMOHHCETHSMH7T3ZFCRRRAQ/bundle.json","state_url":"https://pith.science/pith/PPQOMOHHCETHSMH7T3ZFCRRRAQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PPQOMOHHCETHSMH7T3ZFCRRRAQ/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":"2026-08-07T09:23:03Z","links":{"resolver":"https://pith.science/pith/PPQOMOHHCETHSMH7T3ZFCRRRAQ","bundle":"https://pith.science/pith/PPQOMOHHCETHSMH7T3ZFCRRRAQ/bundle.json","state":"https://pith.science/pith/PPQOMOHHCETHSMH7T3ZFCRRRAQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PPQOMOHHCETHSMH7T3ZFCRRRAQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:PPQOMOHHCETHSMH7T3ZFCRRRAQ","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":"193ab0d8c82eef8c187b171ab183800e1eedea90195915e9d1820eb234b2b213","cross_cats_sorted":["physics.optics"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2024-08-02T13:36:42Z","title_canon_sha256":"fef697834664c87f7c4d186b2f8f0d935e51957105609bfdf11e80a6fe661826"},"schema_version":"1.0","source":{"id":"2408.01264","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2408.01264","created_at":"2026-07-05T08:51:29Z"},{"alias_kind":"arxiv_version","alias_value":"2408.01264v1","created_at":"2026-07-05T08:51:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2408.01264","created_at":"2026-07-05T08:51:29Z"},{"alias_kind":"pith_short_12","alias_value":"PPQOMOHHCETH","created_at":"2026-07-05T08:51:29Z"},{"alias_kind":"pith_short_16","alias_value":"PPQOMOHHCETHSMH7","created_at":"2026-07-05T08:51:29Z"},{"alias_kind":"pith_short_8","alias_value":"PPQOMOHH","created_at":"2026-07-05T08:51:29Z"}],"graph_snapshots":[{"event_id":"sha256:2f29d4e1a70f0a2e275c2b6eb9932f289c681284fbe1c35633ae2ca37efb5b14","target":"graph","created_at":"2026-07-05T08:51:29Z","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/2408.01264/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Every massive particle behaves like a wave, according to quantum physics. Yet, this characteristic wave nature has only been observed in double-slit experiments with microscopic systems, such as atoms and molecules. The key aspect is that the wavefunction describing the motion of these systems extends coherently over a distance comparable to the slit separation, much larger than the size of the system itself. Preparing these states of more massive and complex objects remains an outstanding challenge. While the motion of solid-state oscillators can now be controlled at the level of single quant","authors_text":"Andrei Militaru, Andreu Riera-Campeny, Lukas Novotny, Martin Frimmer, Massimiliano Rossi, Nicola Carlon Zambon, Oriol Romero-Isart","cross_cats":["physics.optics"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2024-08-02T13:36:42Z","title":"Quantum Delocalization of a Levitated Nanoparticle"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2408.01264","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:a35a2235aff4c4bb2fcc3329535f7dd890f797a490de9b8f381ce8b5f305a279","target":"record","created_at":"2026-07-05T08:51:29Z","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":"193ab0d8c82eef8c187b171ab183800e1eedea90195915e9d1820eb234b2b213","cross_cats_sorted":["physics.optics"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2024-08-02T13:36:42Z","title_canon_sha256":"fef697834664c87f7c4d186b2f8f0d935e51957105609bfdf11e80a6fe661826"},"schema_version":"1.0","source":{"id":"2408.01264","kind":"arxiv","version":1}},"canonical_sha256":"7be0e638e711267930ff9ef2514631043531bd7692c4f86345bd6ae54d4c990c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7be0e638e711267930ff9ef2514631043531bd7692c4f86345bd6ae54d4c990c","first_computed_at":"2026-07-05T08:51:29.343769Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:51:29.343769Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8pAHso8YCofQEzGdFXLTipU0v8qy5NQCRVcLb++mWygtIuFl1HupAoYXrbfQebLIbcQKmMmJwPMJn5Nf+bMYAg==","signature_status":"signed_v1","signed_at":"2026-07-05T08:51:29.344133Z","signed_message":"canonical_sha256_bytes"},"source_id":"2408.01264","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a35a2235aff4c4bb2fcc3329535f7dd890f797a490de9b8f381ce8b5f305a279","sha256:2f29d4e1a70f0a2e275c2b6eb9932f289c681284fbe1c35633ae2ca37efb5b14"],"state_sha256":"4db39bd576a2a279f0263222954ee21b62916a3e50ebf89cd2a706bcc5432786"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JaKRhYFgjzA6/oq7bNUAkfTjjV8jiUFoDbsrSrD77QdS56Oma6c+oVo0pF2KvY8YBECJQHlozqh+61jupXEwCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T09:23:03.128586Z","bundle_sha256":"1f80ec0530c7a23b0efaa85534e6b5496f99d5dc8356bf173cf94524ebe3b40a"}}