{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:5BVWVM7HVP2DOOAMNDUI44UAOB","short_pith_number":"pith:5BVWVM7H","canonical_record":{"source":{"id":"1709.10361","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2017-09-29T12:19:25Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"217862a7e4e4904faf9225a3262aef6cc7d3130d1e81a5d9c73658783f2b008c","abstract_canon_sha256":"61d0837116931251d0e8aca8f4e0d9225bfe146333296b0e1092e275bc09669f"},"schema_version":"1.0"},"canonical_sha256":"e86b6ab3e7abf437380c68e88e7280705dd273ee54d7946c6318dbfffa4a3ab5","source":{"kind":"arxiv","id":"1709.10361","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1709.10361","created_at":"2026-05-18T00:27:18Z"},{"alias_kind":"arxiv_version","alias_value":"1709.10361v1","created_at":"2026-05-18T00:27:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.10361","created_at":"2026-05-18T00:27:18Z"},{"alias_kind":"pith_short_12","alias_value":"5BVWVM7HVP2D","created_at":"2026-05-18T12:31:00Z"},{"alias_kind":"pith_short_16","alias_value":"5BVWVM7HVP2DOOAM","created_at":"2026-05-18T12:31:00Z"},{"alias_kind":"pith_short_8","alias_value":"5BVWVM7H","created_at":"2026-05-18T12:31:00Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:5BVWVM7HVP2DOOAMNDUI44UAOB","target":"record","payload":{"canonical_record":{"source":{"id":"1709.10361","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2017-09-29T12:19:25Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"217862a7e4e4904faf9225a3262aef6cc7d3130d1e81a5d9c73658783f2b008c","abstract_canon_sha256":"61d0837116931251d0e8aca8f4e0d9225bfe146333296b0e1092e275bc09669f"},"schema_version":"1.0"},"canonical_sha256":"e86b6ab3e7abf437380c68e88e7280705dd273ee54d7946c6318dbfffa4a3ab5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:27:18.850829Z","signature_b64":"ICjzHhRG+W7z1jRr5JADHiv4GABEmeTWVda8fxDiqGCGQkvneswvXlRsmgbAUchR8xopYmirS/cl33DMdRW3Bw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e86b6ab3e7abf437380c68e88e7280705dd273ee54d7946c6318dbfffa4a3ab5","last_reissued_at":"2026-05-18T00:27:18.850273Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:27:18.850273Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1709.10361","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":"2026-05-18T00:27:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nvmKpl0wfM2fIZJR/YW71wh+KE+7jxNP/frasr4d9/xgoURWviWs/UMfM1PZyqNkUMErzAETWf+03gzm3B/WDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T15:03:15.579111Z"},"content_sha256":"88f605c66fe7a1bb5b1b6558eadbf093832ec02c3c7d4164bef55289921af157","schema_version":"1.0","event_id":"sha256:88f605c66fe7a1bb5b1b6558eadbf093832ec02c3c7d4164bef55289921af157"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:5BVWVM7HVP2DOOAMNDUI44UAOB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Born-Oppenheimer Method, Quantum Gravity and Matter","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"gr-qc","authors_text":"Alessandro Tronconi, Alexander Yu Kamenshchik, Giovanni Venturi","submitted_at":"2017-09-29T12:19:25Z","abstract_excerpt":"We illustrate and examine diverse approaches to the quantum matter-gravity system which refer to the Born-Oppenheimer (BO) method. In particular we first examine a quantum geometrodynamical approach introduced by other authors in a manner analogous to that previously employed by us, so as to include back reaction and non-adiabatic contributions. On including such effects it is seen that the unitarity violating effects previously found disappear. A quantum loop space formulation (based on a hybrid quantisation, polymer for gravitation and canonical for matter) also refers to the BO method. It d"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.10361","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":""},"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":"2026-05-18T00:27:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pvg+NGwBGRjTW31CRJNMqHD642XC3NDaU9T5xvH7m8YbkGDM+WCNqzF50tlOgnPJPb/qHGAN2iNvH/ZFKUGHAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T15:03:15.579558Z"},"content_sha256":"90bb743098daf6852cf95715fdd7379ecff708a3c6e3746a83e4d65b8a34a51f","schema_version":"1.0","event_id":"sha256:90bb743098daf6852cf95715fdd7379ecff708a3c6e3746a83e4d65b8a34a51f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5BVWVM7HVP2DOOAMNDUI44UAOB/bundle.json","state_url":"https://pith.science/pith/5BVWVM7HVP2DOOAMNDUI44UAOB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5BVWVM7HVP2DOOAMNDUI44UAOB/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":"2026-06-06T15:03:15Z","links":{"resolver":"https://pith.science/pith/5BVWVM7HVP2DOOAMNDUI44UAOB","bundle":"https://pith.science/pith/5BVWVM7HVP2DOOAMNDUI44UAOB/bundle.json","state":"https://pith.science/pith/5BVWVM7HVP2DOOAMNDUI44UAOB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5BVWVM7HVP2DOOAMNDUI44UAOB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:5BVWVM7HVP2DOOAMNDUI44UAOB","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":"61d0837116931251d0e8aca8f4e0d9225bfe146333296b0e1092e275bc09669f","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2017-09-29T12:19:25Z","title_canon_sha256":"217862a7e4e4904faf9225a3262aef6cc7d3130d1e81a5d9c73658783f2b008c"},"schema_version":"1.0","source":{"id":"1709.10361","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1709.10361","created_at":"2026-05-18T00:27:18Z"},{"alias_kind":"arxiv_version","alias_value":"1709.10361v1","created_at":"2026-05-18T00:27:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.10361","created_at":"2026-05-18T00:27:18Z"},{"alias_kind":"pith_short_12","alias_value":"5BVWVM7HVP2D","created_at":"2026-05-18T12:31:00Z"},{"alias_kind":"pith_short_16","alias_value":"5BVWVM7HVP2DOOAM","created_at":"2026-05-18T12:31:00Z"},{"alias_kind":"pith_short_8","alias_value":"5BVWVM7H","created_at":"2026-05-18T12:31:00Z"}],"graph_snapshots":[{"event_id":"sha256:90bb743098daf6852cf95715fdd7379ecff708a3c6e3746a83e4d65b8a34a51f","target":"graph","created_at":"2026-05-18T00:27:18Z","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"},"paper":{"abstract_excerpt":"We illustrate and examine diverse approaches to the quantum matter-gravity system which refer to the Born-Oppenheimer (BO) method. In particular we first examine a quantum geometrodynamical approach introduced by other authors in a manner analogous to that previously employed by us, so as to include back reaction and non-adiabatic contributions. On including such effects it is seen that the unitarity violating effects previously found disappear. A quantum loop space formulation (based on a hybrid quantisation, polymer for gravitation and canonical for matter) also refers to the BO method. It d","authors_text":"Alessandro Tronconi, Alexander Yu Kamenshchik, Giovanni Venturi","cross_cats":["hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2017-09-29T12:19:25Z","title":"The Born-Oppenheimer Method, Quantum Gravity and Matter"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.10361","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":"sha256:88f605c66fe7a1bb5b1b6558eadbf093832ec02c3c7d4164bef55289921af157","target":"record","created_at":"2026-05-18T00:27:18Z","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":"61d0837116931251d0e8aca8f4e0d9225bfe146333296b0e1092e275bc09669f","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2017-09-29T12:19:25Z","title_canon_sha256":"217862a7e4e4904faf9225a3262aef6cc7d3130d1e81a5d9c73658783f2b008c"},"schema_version":"1.0","source":{"id":"1709.10361","kind":"arxiv","version":1}},"canonical_sha256":"e86b6ab3e7abf437380c68e88e7280705dd273ee54d7946c6318dbfffa4a3ab5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e86b6ab3e7abf437380c68e88e7280705dd273ee54d7946c6318dbfffa4a3ab5","first_computed_at":"2026-05-18T00:27:18.850273Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:27:18.850273Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ICjzHhRG+W7z1jRr5JADHiv4GABEmeTWVda8fxDiqGCGQkvneswvXlRsmgbAUchR8xopYmirS/cl33DMdRW3Bw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:27:18.850829Z","signed_message":"canonical_sha256_bytes"},"source_id":"1709.10361","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:88f605c66fe7a1bb5b1b6558eadbf093832ec02c3c7d4164bef55289921af157","sha256:90bb743098daf6852cf95715fdd7379ecff708a3c6e3746a83e4d65b8a34a51f"],"state_sha256":"1031888f85e1e9053a8dd147b867a6556df6f03380f0d136c5ca3f342102111b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mVe5zLEXEIa+HPFI/7yzMS6/k5OQgseLrajhn5M9AecDldL6Tl31zK1trE++Bg1WUU0noKRJn7F8fK2RY09SCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T15:03:15.581722Z","bundle_sha256":"f13d1bed0f9d159c245921f923e2691a9e286d12c7817ce2a2364cae18694c10"}}