{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:SKIA4EH5JMHWGU656WIRMFK6GY","short_pith_number":"pith:SKIA4EH5","canonical_record":{"source":{"id":"2311.09218","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2023-11-15T18:58:44Z","cross_cats_sorted":[],"title_canon_sha256":"dbd5e2d198102af80243eab857590e19e250c87642ef02ab660cf329aadab1cf","abstract_canon_sha256":"2f18e2072bdfa44d17860029a626e5e4c794b9258006bd22daa05e36dde6f6d6"},"schema_version":"1.0"},"canonical_sha256":"92900e10fd4b0f6353ddf59116155e3631402f4dddf79faa4caa652355bc8dc3","source":{"kind":"arxiv","id":"2311.09218","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2311.09218","created_at":"2026-07-05T11:21:30Z"},{"alias_kind":"arxiv_version","alias_value":"2311.09218v3","created_at":"2026-07-05T11:21:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2311.09218","created_at":"2026-07-05T11:21:30Z"},{"alias_kind":"pith_short_12","alias_value":"SKIA4EH5JMHW","created_at":"2026-07-05T11:21:30Z"},{"alias_kind":"pith_short_16","alias_value":"SKIA4EH5JMHWGU65","created_at":"2026-07-05T11:21:30Z"},{"alias_kind":"pith_short_8","alias_value":"SKIA4EH5","created_at":"2026-07-05T11:21:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:SKIA4EH5JMHWGU656WIRMFK6GY","target":"record","payload":{"canonical_record":{"source":{"id":"2311.09218","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2023-11-15T18:58:44Z","cross_cats_sorted":[],"title_canon_sha256":"dbd5e2d198102af80243eab857590e19e250c87642ef02ab660cf329aadab1cf","abstract_canon_sha256":"2f18e2072bdfa44d17860029a626e5e4c794b9258006bd22daa05e36dde6f6d6"},"schema_version":"1.0"},"canonical_sha256":"92900e10fd4b0f6353ddf59116155e3631402f4dddf79faa4caa652355bc8dc3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:21:30.554349Z","signature_b64":"VLS4ls7nwOUB2OB403rsX+AT5FRkqVH38EVUKMQe8lEoakM9qhrEs/GEWkcZv/BlTHtmXi2Q6SaT96ynnrdZBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"92900e10fd4b0f6353ddf59116155e3631402f4dddf79faa4caa652355bc8dc3","last_reissued_at":"2026-07-05T11:21:30.553871Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:21:30.553871Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2311.09218","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T11:21:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"n6TwV/ab11IYns1Gzx7x1vSUN6gGKlneq4WHCs8e3j8mSTgGW/4IKd/mUenNP2/TJ9IYQcXySrkfmNXk4W9MBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T13:45:05.488760Z"},"content_sha256":"91068b7bf4abc5403f2e1fda20daa61fa21bf73cc201506621840f7a279c1635","schema_version":"1.0","event_id":"sha256:91068b7bf4abc5403f2e1fda20daa61fa21bf73cc201506621840f7a279c1635"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:SKIA4EH5JMHWGU656WIRMFK6GY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Massive quantum systems as interfaces of quantum mechanics and gravity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Andrew A. Geraci, Clara C. Wanjura, Hendrik Ulbricht, Ivette Fuentes, Marko Toro\\v{s}, Markus Rademacher, Muddassar Rashid, Saba Mehsar Khan, Sofia Qvarfort, Sougato Bose","submitted_at":"2023-11-15T18:58:44Z","abstract_excerpt":"The traditional view from particle physics is that quantum gravity effects should only become detectable at extremely high energies and small length scales. Due to the significant technological challenges involved, there has been limited progress in identifying experimentally detectable effects that can be accessed in the foreseeable future. However, in recent decades, the size and mass of quantum systems that can be controlled in the laboratory have reached unprecedented scales, enabled by advances in ground-state cooling and quantum-control techniques. Preparations of massive systems in quan"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2311.09218","kind":"arxiv","version":3},"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/2311.09218/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":"2026-07-05T11:21:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Sbz0YWwvfsGb4uU4H2XbYOk9U0+IYSDQRmhKDOShaKboGE/YDBAc9apgYqSRtK7IgunF3gEKfGYHmSNK0pFgBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T13:45:05.489832Z"},"content_sha256":"6ea74c28a43e6fcc3b8c220d224cb5c02cd8c69d86530d7152c9a3e8df356f5d","schema_version":"1.0","event_id":"sha256:6ea74c28a43e6fcc3b8c220d224cb5c02cd8c69d86530d7152c9a3e8df356f5d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SKIA4EH5JMHWGU656WIRMFK6GY/bundle.json","state_url":"https://pith.science/pith/SKIA4EH5JMHWGU656WIRMFK6GY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SKIA4EH5JMHWGU656WIRMFK6GY/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":"2026-08-11T13:45:05Z","links":{"resolver":"https://pith.science/pith/SKIA4EH5JMHWGU656WIRMFK6GY","bundle":"https://pith.science/pith/SKIA4EH5JMHWGU656WIRMFK6GY/bundle.json","state":"https://pith.science/pith/SKIA4EH5JMHWGU656WIRMFK6GY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SKIA4EH5JMHWGU656WIRMFK6GY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:SKIA4EH5JMHWGU656WIRMFK6GY","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":"2f18e2072bdfa44d17860029a626e5e4c794b9258006bd22daa05e36dde6f6d6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2023-11-15T18:58:44Z","title_canon_sha256":"dbd5e2d198102af80243eab857590e19e250c87642ef02ab660cf329aadab1cf"},"schema_version":"1.0","source":{"id":"2311.09218","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2311.09218","created_at":"2026-07-05T11:21:30Z"},{"alias_kind":"arxiv_version","alias_value":"2311.09218v3","created_at":"2026-07-05T11:21:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2311.09218","created_at":"2026-07-05T11:21:30Z"},{"alias_kind":"pith_short_12","alias_value":"SKIA4EH5JMHW","created_at":"2026-07-05T11:21:30Z"},{"alias_kind":"pith_short_16","alias_value":"SKIA4EH5JMHWGU65","created_at":"2026-07-05T11:21:30Z"},{"alias_kind":"pith_short_8","alias_value":"SKIA4EH5","created_at":"2026-07-05T11:21:30Z"}],"graph_snapshots":[{"event_id":"sha256:6ea74c28a43e6fcc3b8c220d224cb5c02cd8c69d86530d7152c9a3e8df356f5d","target":"graph","created_at":"2026-07-05T11:21:30Z","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/2311.09218/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The traditional view from particle physics is that quantum gravity effects should only become detectable at extremely high energies and small length scales. Due to the significant technological challenges involved, there has been limited progress in identifying experimentally detectable effects that can be accessed in the foreseeable future. However, in recent decades, the size and mass of quantum systems that can be controlled in the laboratory have reached unprecedented scales, enabled by advances in ground-state cooling and quantum-control techniques. Preparations of massive systems in quan","authors_text":"Andrew A. Geraci, Clara C. Wanjura, Hendrik Ulbricht, Ivette Fuentes, Marko Toro\\v{s}, Markus Rademacher, Muddassar Rashid, Saba Mehsar Khan, Sofia Qvarfort, Sougato Bose","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2023-11-15T18:58:44Z","title":"Massive quantum systems as interfaces of quantum mechanics and gravity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2311.09218","kind":"arxiv","version":3},"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":"sha256:91068b7bf4abc5403f2e1fda20daa61fa21bf73cc201506621840f7a279c1635","target":"record","created_at":"2026-07-05T11:21:30Z","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":"2f18e2072bdfa44d17860029a626e5e4c794b9258006bd22daa05e36dde6f6d6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2023-11-15T18:58:44Z","title_canon_sha256":"dbd5e2d198102af80243eab857590e19e250c87642ef02ab660cf329aadab1cf"},"schema_version":"1.0","source":{"id":"2311.09218","kind":"arxiv","version":3}},"canonical_sha256":"92900e10fd4b0f6353ddf59116155e3631402f4dddf79faa4caa652355bc8dc3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"92900e10fd4b0f6353ddf59116155e3631402f4dddf79faa4caa652355bc8dc3","first_computed_at":"2026-07-05T11:21:30.553871Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:21:30.553871Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VLS4ls7nwOUB2OB403rsX+AT5FRkqVH38EVUKMQe8lEoakM9qhrEs/GEWkcZv/BlTHtmXi2Q6SaT96ynnrdZBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T11:21:30.554349Z","signed_message":"canonical_sha256_bytes"},"source_id":"2311.09218","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:91068b7bf4abc5403f2e1fda20daa61fa21bf73cc201506621840f7a279c1635","sha256:6ea74c28a43e6fcc3b8c220d224cb5c02cd8c69d86530d7152c9a3e8df356f5d"],"state_sha256":"b843ca3b644be741b20051b79ebf2dc59afb86664adde87b2086a1c09863bbd7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IViYvuAQAu4zuvnnd40tWIYtyYiHRQhQh/NqPH3fbIK5nSnY/FAenQF9CXJyL9xLb3ozJN28YlQzbZehCOuDAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-11T13:45:05.495874Z","bundle_sha256":"fe62b51549bc6e9d02f22524d0b213641fcca13ca41af537ef51538ba0bdc9ef"}}