{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:XW7GPYHFIGGUKBFHK4QRQF2ACX","short_pith_number":"pith:XW7GPYHF","canonical_record":{"source":{"id":"2606.21835","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"gr-qc","submitted_at":"2026-06-20T02:02:25Z","cross_cats_sorted":["hep-ph","hep-th","quant-ph"],"title_canon_sha256":"a0f60b6cc3643ae43906a18b3a18894d3936046fc592a18ba43ca23b4e237fec","abstract_canon_sha256":"cbeab330c504849f72d744da83e54387163d3a1f7b3bb298f92b85ccc9bae586"},"schema_version":"1.0"},"canonical_sha256":"bdbe67e0e5418d4504a7572118174015fc3d2379c28540759c1a4095cce40605","source":{"kind":"arxiv","id":"2606.21835","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.21835","created_at":"2026-06-23T02:13:00Z"},{"alias_kind":"arxiv_version","alias_value":"2606.21835v1","created_at":"2026-06-23T02:13:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.21835","created_at":"2026-06-23T02:13:00Z"},{"alias_kind":"pith_short_12","alias_value":"XW7GPYHFIGGU","created_at":"2026-06-23T02:13:00Z"},{"alias_kind":"pith_short_16","alias_value":"XW7GPYHFIGGUKBFH","created_at":"2026-06-23T02:13:00Z"},{"alias_kind":"pith_short_8","alias_value":"XW7GPYHF","created_at":"2026-06-23T02:13:00Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:XW7GPYHFIGGUKBFHK4QRQF2ACX","target":"record","payload":{"canonical_record":{"source":{"id":"2606.21835","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"gr-qc","submitted_at":"2026-06-20T02:02:25Z","cross_cats_sorted":["hep-ph","hep-th","quant-ph"],"title_canon_sha256":"a0f60b6cc3643ae43906a18b3a18894d3936046fc592a18ba43ca23b4e237fec","abstract_canon_sha256":"cbeab330c504849f72d744da83e54387163d3a1f7b3bb298f92b85ccc9bae586"},"schema_version":"1.0"},"canonical_sha256":"bdbe67e0e5418d4504a7572118174015fc3d2379c28540759c1a4095cce40605","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-23T02:13:00.362938Z","signature_b64":"IokRiYTbvEGY9tn7vLcu0hiZHMpoRMTEb3mxJ1R9TajqWGItX5cefsnqtCjI8vKO+SSwXNCRXicZXxmo7sNlAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bdbe67e0e5418d4504a7572118174015fc3d2379c28540759c1a4095cce40605","last_reissued_at":"2026-06-23T02:13:00.362604Z","signature_status":"signed_v1","first_computed_at":"2026-06-23T02:13:00.362604Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.21835","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":"2026-06-23T02:13:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3wkH766ii96WRtlZrp/CKIScrqx551+edp6ViGPKiBRcBIQeOJXlJKzSpm3/JKTJ4GT/Muv9YUjRBDgf+NesBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T12:12:01.656274Z"},"content_sha256":"c1d4cecb90844d131fa0f1dc81280ef987caa835067c2e674d588fbf5b3f315c","schema_version":"1.0","event_id":"sha256:c1d4cecb90844d131fa0f1dc81280ef987caa835067c2e674d588fbf5b3f315c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:XW7GPYHFIGGUKBFHK4QRQF2ACX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantum Memory in Scalar-Induced Gravitational Waves","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":["hep-ph","hep-th","quant-ph"],"primary_cat":"gr-qc","authors_text":"Waqas Ahmed","submitted_at":"2026-06-20T02:02:25Z","abstract_excerpt":"Scalar-induced gravitational waves are usually treated as a classical stochastic background sourced by phase-random curvature perturbations. We show that this description can miss residual quantum information. Starting from a decohered two-mode Gaussian scalar state, we derive explicit transfer relations between the scalar anomalous coherence and the covariance matrix of induced tensor modes. For a localized scalar power spectrum, the ordinary tensor power is sourced by scalar power contractions, whereas the opposite-mode tensor coherence is sourced by scalar anomalous-coherence contractions. "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.21835","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/2606.21835/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":"2026-06-23T02:13:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ee1DleQzufOpxXBvnZ2+0drJNPm1Fbv4YnqGRjSvhh9y6ILfxWaKvmdwNA1cJWIqZDPiFBCcbYwjh6I3d6m6Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T12:12:01.656693Z"},"content_sha256":"bc182da2d52225c201793a94d53eefe86293823176cd0964715378a509ce1da8","schema_version":"1.0","event_id":"sha256:bc182da2d52225c201793a94d53eefe86293823176cd0964715378a509ce1da8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XW7GPYHFIGGUKBFHK4QRQF2ACX/bundle.json","state_url":"https://pith.science/pith/XW7GPYHFIGGUKBFHK4QRQF2ACX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XW7GPYHFIGGUKBFHK4QRQF2ACX/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":"2026-06-27T12:12:01Z","links":{"resolver":"https://pith.science/pith/XW7GPYHFIGGUKBFHK4QRQF2ACX","bundle":"https://pith.science/pith/XW7GPYHFIGGUKBFHK4QRQF2ACX/bundle.json","state":"https://pith.science/pith/XW7GPYHFIGGUKBFHK4QRQF2ACX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XW7GPYHFIGGUKBFHK4QRQF2ACX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:XW7GPYHFIGGUKBFHK4QRQF2ACX","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":"cbeab330c504849f72d744da83e54387163d3a1f7b3bb298f92b85ccc9bae586","cross_cats_sorted":["hep-ph","hep-th","quant-ph"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"gr-qc","submitted_at":"2026-06-20T02:02:25Z","title_canon_sha256":"a0f60b6cc3643ae43906a18b3a18894d3936046fc592a18ba43ca23b4e237fec"},"schema_version":"1.0","source":{"id":"2606.21835","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.21835","created_at":"2026-06-23T02:13:00Z"},{"alias_kind":"arxiv_version","alias_value":"2606.21835v1","created_at":"2026-06-23T02:13:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.21835","created_at":"2026-06-23T02:13:00Z"},{"alias_kind":"pith_short_12","alias_value":"XW7GPYHFIGGU","created_at":"2026-06-23T02:13:00Z"},{"alias_kind":"pith_short_16","alias_value":"XW7GPYHFIGGUKBFH","created_at":"2026-06-23T02:13:00Z"},{"alias_kind":"pith_short_8","alias_value":"XW7GPYHF","created_at":"2026-06-23T02:13:00Z"}],"graph_snapshots":[{"event_id":"sha256:bc182da2d52225c201793a94d53eefe86293823176cd0964715378a509ce1da8","target":"graph","created_at":"2026-06-23T02:13:00Z","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/2606.21835/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Scalar-induced gravitational waves are usually treated as a classical stochastic background sourced by phase-random curvature perturbations. We show that this description can miss residual quantum information. Starting from a decohered two-mode Gaussian scalar state, we derive explicit transfer relations between the scalar anomalous coherence and the covariance matrix of induced tensor modes. For a localized scalar power spectrum, the ordinary tensor power is sourced by scalar power contractions, whereas the opposite-mode tensor coherence is sourced by scalar anomalous-coherence contractions. ","authors_text":"Waqas Ahmed","cross_cats":["hep-ph","hep-th","quant-ph"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"gr-qc","submitted_at":"2026-06-20T02:02:25Z","title":"Quantum Memory in Scalar-Induced Gravitational Waves"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.21835","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:c1d4cecb90844d131fa0f1dc81280ef987caa835067c2e674d588fbf5b3f315c","target":"record","created_at":"2026-06-23T02:13:00Z","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":"cbeab330c504849f72d744da83e54387163d3a1f7b3bb298f92b85ccc9bae586","cross_cats_sorted":["hep-ph","hep-th","quant-ph"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"gr-qc","submitted_at":"2026-06-20T02:02:25Z","title_canon_sha256":"a0f60b6cc3643ae43906a18b3a18894d3936046fc592a18ba43ca23b4e237fec"},"schema_version":"1.0","source":{"id":"2606.21835","kind":"arxiv","version":1}},"canonical_sha256":"bdbe67e0e5418d4504a7572118174015fc3d2379c28540759c1a4095cce40605","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bdbe67e0e5418d4504a7572118174015fc3d2379c28540759c1a4095cce40605","first_computed_at":"2026-06-23T02:13:00.362604Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-23T02:13:00.362604Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"IokRiYTbvEGY9tn7vLcu0hiZHMpoRMTEb3mxJ1R9TajqWGItX5cefsnqtCjI8vKO+SSwXNCRXicZXxmo7sNlAQ==","signature_status":"signed_v1","signed_at":"2026-06-23T02:13:00.362938Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.21835","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c1d4cecb90844d131fa0f1dc81280ef987caa835067c2e674d588fbf5b3f315c","sha256:bc182da2d52225c201793a94d53eefe86293823176cd0964715378a509ce1da8"],"state_sha256":"0996f34db91cef93379c8c25b26417efa9517188d3622b964428f195ccdc8faf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gf18byf+t+TLKJ1JW6sYH7fjqtuFZuxYAAEZD9e6ThPv8eBqayBCNRCzjWigPq/zIYQsmYSkUSMRE+uTsyNVAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-27T12:12:01.658652Z","bundle_sha256":"148a7d4137ebfd2039dab7115ae9662a1b8dc9381f5e1a6eb9d0ab876cb5f7dc"}}