{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:KZRUQ2547FQGQT7447J5TEUZNA","short_pith_number":"pith:KZRUQ254","canonical_record":{"source":{"id":"2607.02652","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-07-02T18:00:00Z","cross_cats_sorted":[],"title_canon_sha256":"25db46c5adaac446dd256d9f844456294a235088d4ac29c5db58f978f633cec1","abstract_canon_sha256":"2e5e9aa6dee8ee2dad73b90c97ae3a40f17e226338b1747479d359508679cdcb"},"schema_version":"1.0"},"canonical_sha256":"5663486bbcf960684ffce7d3d9929968286525ed35277844d3af6b104a9a8664","source":{"kind":"arxiv","id":"2607.02652","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.02652","created_at":"2026-07-07T00:16:05Z"},{"alias_kind":"arxiv_version","alias_value":"2607.02652v1","created_at":"2026-07-07T00:16:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.02652","created_at":"2026-07-07T00:16:05Z"},{"alias_kind":"pith_short_12","alias_value":"KZRUQ2547FQG","created_at":"2026-07-07T00:16:05Z"},{"alias_kind":"pith_short_16","alias_value":"KZRUQ2547FQGQT74","created_at":"2026-07-07T00:16:05Z"},{"alias_kind":"pith_short_8","alias_value":"KZRUQ254","created_at":"2026-07-07T00:16:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:KZRUQ2547FQGQT7447J5TEUZNA","target":"record","payload":{"canonical_record":{"source":{"id":"2607.02652","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-07-02T18:00:00Z","cross_cats_sorted":[],"title_canon_sha256":"25db46c5adaac446dd256d9f844456294a235088d4ac29c5db58f978f633cec1","abstract_canon_sha256":"2e5e9aa6dee8ee2dad73b90c97ae3a40f17e226338b1747479d359508679cdcb"},"schema_version":"1.0"},"canonical_sha256":"5663486bbcf960684ffce7d3d9929968286525ed35277844d3af6b104a9a8664","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-07T00:16:05.542161Z","signature_b64":"5ONDOvo3a6sal42R0lVEG7ALLcdmOnHGUrKviw13g0RPZTcGaXfsjeJ37yZUs7QErX7bqDbnznDaFzqPvw1pAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5663486bbcf960684ffce7d3d9929968286525ed35277844d3af6b104a9a8664","last_reissued_at":"2026-07-07T00:16:05.541426Z","signature_status":"signed_v1","first_computed_at":"2026-07-07T00:16:05.541426Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2607.02652","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":"2026-07-07T00:16:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AfdcS/6MHCqnWXFV90Z1AEgZHek+jEryLSYNR6fhEITHEwQ9se28B8TOp5JEw9gqUX/RbNUkVHlM66ZHEnpVCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T17:18:14.573245Z"},"content_sha256":"52173e01b73f64ab80f3f45aca86b0da1d5d99c7e6d09454a4cb4c66beb336ab","schema_version":"1.0","event_id":"sha256:52173e01b73f64ab80f3f45aca86b0da1d5d99c7e6d09454a4cb4c66beb336ab"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:KZRUQ2547FQGQT7447J5TEUZNA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Minimally invasive measurement of work in coherent quantum systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Cyril Elouard, Giulia Rubino, Karen Hovhannisyan","submitted_at":"2026-07-02T18:00:00Z","abstract_excerpt":"A central challenge in quantum thermodynamics is to access work fluctuations in coherent processes without distorting the energetics of the unmeasured evolution. In standard two-point schemes, the initial energy measurement dephases coherent inputs, causing the measured average work to differ from that of the unmeasured evolution. Here, we develop an operational scheme for accessing work statistics for closed quantum systems based on the abstract notion of variation in the Heisenberg picture Hamiltonian. This scheme preserves energetically relevant coherences, thereby faithfully reproducing un"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.02652","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/2607.02652/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":"2026-07-07T00:16:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2A2Ql4uIWRO5xGvbLO2SlowZ9bo8Jlug3lxDqtO5zMk+1+OPZDjmxPtKhwAJUBjHEqksGmIXjXaLxBgE4EANAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T17:18:14.574470Z"},"content_sha256":"3ecacb542809bb483d6b391797260a05f569e9e7429d3b9c2ce07247d8e9fea6","schema_version":"1.0","event_id":"sha256:3ecacb542809bb483d6b391797260a05f569e9e7429d3b9c2ce07247d8e9fea6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KZRUQ2547FQGQT7447J5TEUZNA/bundle.json","state_url":"https://pith.science/pith/KZRUQ2547FQGQT7447J5TEUZNA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KZRUQ2547FQGQT7447J5TEUZNA/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":"2026-08-21T17:18:14Z","links":{"resolver":"https://pith.science/pith/KZRUQ2547FQGQT7447J5TEUZNA","bundle":"https://pith.science/pith/KZRUQ2547FQGQT7447J5TEUZNA/bundle.json","state":"https://pith.science/pith/KZRUQ2547FQGQT7447J5TEUZNA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KZRUQ2547FQGQT7447J5TEUZNA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:KZRUQ2547FQGQT7447J5TEUZNA","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":"2e5e9aa6dee8ee2dad73b90c97ae3a40f17e226338b1747479d359508679cdcb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-07-02T18:00:00Z","title_canon_sha256":"25db46c5adaac446dd256d9f844456294a235088d4ac29c5db58f978f633cec1"},"schema_version":"1.0","source":{"id":"2607.02652","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.02652","created_at":"2026-07-07T00:16:05Z"},{"alias_kind":"arxiv_version","alias_value":"2607.02652v1","created_at":"2026-07-07T00:16:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.02652","created_at":"2026-07-07T00:16:05Z"},{"alias_kind":"pith_short_12","alias_value":"KZRUQ2547FQG","created_at":"2026-07-07T00:16:05Z"},{"alias_kind":"pith_short_16","alias_value":"KZRUQ2547FQGQT74","created_at":"2026-07-07T00:16:05Z"},{"alias_kind":"pith_short_8","alias_value":"KZRUQ254","created_at":"2026-07-07T00:16:05Z"}],"graph_snapshots":[{"event_id":"sha256:3ecacb542809bb483d6b391797260a05f569e9e7429d3b9c2ce07247d8e9fea6","target":"graph","created_at":"2026-07-07T00:16:05Z","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/2607.02652/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A central challenge in quantum thermodynamics is to access work fluctuations in coherent processes without distorting the energetics of the unmeasured evolution. In standard two-point schemes, the initial energy measurement dephases coherent inputs, causing the measured average work to differ from that of the unmeasured evolution. Here, we develop an operational scheme for accessing work statistics for closed quantum systems based on the abstract notion of variation in the Heisenberg picture Hamiltonian. This scheme preserves energetically relevant coherences, thereby faithfully reproducing un","authors_text":"Cyril Elouard, Giulia Rubino, Karen Hovhannisyan","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-07-02T18:00:00Z","title":"Minimally invasive measurement of work in coherent quantum systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.02652","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":"sha256:52173e01b73f64ab80f3f45aca86b0da1d5d99c7e6d09454a4cb4c66beb336ab","target":"record","created_at":"2026-07-07T00:16:05Z","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":"2e5e9aa6dee8ee2dad73b90c97ae3a40f17e226338b1747479d359508679cdcb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-07-02T18:00:00Z","title_canon_sha256":"25db46c5adaac446dd256d9f844456294a235088d4ac29c5db58f978f633cec1"},"schema_version":"1.0","source":{"id":"2607.02652","kind":"arxiv","version":1}},"canonical_sha256":"5663486bbcf960684ffce7d3d9929968286525ed35277844d3af6b104a9a8664","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5663486bbcf960684ffce7d3d9929968286525ed35277844d3af6b104a9a8664","first_computed_at":"2026-07-07T00:16:05.541426Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-07T00:16:05.541426Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5ONDOvo3a6sal42R0lVEG7ALLcdmOnHGUrKviw13g0RPZTcGaXfsjeJ37yZUs7QErX7bqDbnznDaFzqPvw1pAg==","signature_status":"signed_v1","signed_at":"2026-07-07T00:16:05.542161Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.02652","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:52173e01b73f64ab80f3f45aca86b0da1d5d99c7e6d09454a4cb4c66beb336ab","sha256:3ecacb542809bb483d6b391797260a05f569e9e7429d3b9c2ce07247d8e9fea6"],"state_sha256":"073f1eba9d79eb2f588238da63a931b7a127e6c78ed63ddbc7fbf415e36929d9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hXS/FbVOu9JngPowrFmKzXxFiSnpD3FAQZhqjxXHDSF5ZChsuVFjtH1+/PuyxT6gjvsvMv12vTzVKnPqnZxRBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-21T17:18:14.579134Z","bundle_sha256":"4e745a2e91a4936037be9f1e20bf2776053db5002ba5ce6b8f753daa3df65291"}}