{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:ZYQTPBVNE7SNSIYKQ5HX24DKNI","short_pith_number":"pith:ZYQTPBVN","canonical_record":{"source":{"id":"1111.2187","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2011-11-09T12:21:51Z","cross_cats_sorted":[],"title_canon_sha256":"392693621e35320d00d45693ee4f5a7605ff5f6fabb8043b3677a36dee786a89","abstract_canon_sha256":"a11bd6796a71fc359d7b948ecd34eee2f3a4b9d43f676046b495c7de76cb9458"},"schema_version":"1.0"},"canonical_sha256":"ce213786ad27e4d9230a874f7d706a6a182f5f6cfac2130ba58633315bd11d58","source":{"kind":"arxiv","id":"1111.2187","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1111.2187","created_at":"2026-05-18T01:59:43Z"},{"alias_kind":"arxiv_version","alias_value":"1111.2187v1","created_at":"2026-05-18T01:59:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1111.2187","created_at":"2026-05-18T01:59:43Z"},{"alias_kind":"pith_short_12","alias_value":"ZYQTPBVNE7SN","created_at":"2026-05-18T12:26:50Z"},{"alias_kind":"pith_short_16","alias_value":"ZYQTPBVNE7SNSIYK","created_at":"2026-05-18T12:26:50Z"},{"alias_kind":"pith_short_8","alias_value":"ZYQTPBVN","created_at":"2026-05-18T12:26:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:ZYQTPBVNE7SNSIYKQ5HX24DKNI","target":"record","payload":{"canonical_record":{"source":{"id":"1111.2187","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2011-11-09T12:21:51Z","cross_cats_sorted":[],"title_canon_sha256":"392693621e35320d00d45693ee4f5a7605ff5f6fabb8043b3677a36dee786a89","abstract_canon_sha256":"a11bd6796a71fc359d7b948ecd34eee2f3a4b9d43f676046b495c7de76cb9458"},"schema_version":"1.0"},"canonical_sha256":"ce213786ad27e4d9230a874f7d706a6a182f5f6cfac2130ba58633315bd11d58","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:59:43.203286Z","signature_b64":"m4ZAjeICX3sMalhGprXkdtYV2Wacqe6paFgNN/Ug7d2ctWQbhzFP9WkHHa8Mv5MDoSiuVULLO9IhpEBuRdJXDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ce213786ad27e4d9230a874f7d706a6a182f5f6cfac2130ba58633315bd11d58","last_reissued_at":"2026-05-18T01:59:43.202664Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:59:43.202664Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1111.2187","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":"2026-05-18T01:59:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"d2eJtitLY91c/2tfeHJZveDMZ59+kJpTA0VvnctrOZiem4hDtmKWq938bXJmRrv9dbtebqTakv6kTboapJnDBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T22:50:11.367134Z"},"content_sha256":"1cfe13741de97d75f2ffb4e9e94fc2d97e8ec9180f5f25848bf4f84138404ea7","schema_version":"1.0","event_id":"sha256:1cfe13741de97d75f2ffb4e9e94fc2d97e8ec9180f5f25848bf4f84138404ea7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:ZYQTPBVNE7SNSIYKQ5HX24DKNI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Decoherence and its Role in the Modern Measurement Problem","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"David Wallace","submitted_at":"2011-11-09T12:21:51Z","abstract_excerpt":"Decoherence is widely felt to have something to do with the quantum measurement problem, but getting clear on just what is made difficult by the fact that the \"measurement problem\", as traditionally presented in foundational and philosophical discussions, has become somewhat disconnected from the conceptual problems posed by real physics. This, in turn, is because quantum mechanics as discussed in textbooks and in foundational discussions has become somewhat removed from scientific practice, especially where the analysis of measurement is concerned.\n  This paper has two goals: firstly (section"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1111.2187","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":"2026-05-18T01:59:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ssLWmNx44lcdI9ld4g06AkRNSVbTS2BPbnXrHkIQuiJgl1YrEL9fAIvBM9TeJqBY3Q49co7YojskCOvnMGOfDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T22:50:11.367763Z"},"content_sha256":"fb6ea9534ebd085581843ed10b072e91856018932530e615d7e86dc13c25d858","schema_version":"1.0","event_id":"sha256:fb6ea9534ebd085581843ed10b072e91856018932530e615d7e86dc13c25d858"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZYQTPBVNE7SNSIYKQ5HX24DKNI/bundle.json","state_url":"https://pith.science/pith/ZYQTPBVNE7SNSIYKQ5HX24DKNI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZYQTPBVNE7SNSIYKQ5HX24DKNI/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":"2026-06-11T22:50:11Z","links":{"resolver":"https://pith.science/pith/ZYQTPBVNE7SNSIYKQ5HX24DKNI","bundle":"https://pith.science/pith/ZYQTPBVNE7SNSIYKQ5HX24DKNI/bundle.json","state":"https://pith.science/pith/ZYQTPBVNE7SNSIYKQ5HX24DKNI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZYQTPBVNE7SNSIYKQ5HX24DKNI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:ZYQTPBVNE7SNSIYKQ5HX24DKNI","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":"a11bd6796a71fc359d7b948ecd34eee2f3a4b9d43f676046b495c7de76cb9458","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2011-11-09T12:21:51Z","title_canon_sha256":"392693621e35320d00d45693ee4f5a7605ff5f6fabb8043b3677a36dee786a89"},"schema_version":"1.0","source":{"id":"1111.2187","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1111.2187","created_at":"2026-05-18T01:59:43Z"},{"alias_kind":"arxiv_version","alias_value":"1111.2187v1","created_at":"2026-05-18T01:59:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1111.2187","created_at":"2026-05-18T01:59:43Z"},{"alias_kind":"pith_short_12","alias_value":"ZYQTPBVNE7SN","created_at":"2026-05-18T12:26:50Z"},{"alias_kind":"pith_short_16","alias_value":"ZYQTPBVNE7SNSIYK","created_at":"2026-05-18T12:26:50Z"},{"alias_kind":"pith_short_8","alias_value":"ZYQTPBVN","created_at":"2026-05-18T12:26:50Z"}],"graph_snapshots":[{"event_id":"sha256:fb6ea9534ebd085581843ed10b072e91856018932530e615d7e86dc13c25d858","target":"graph","created_at":"2026-05-18T01:59:43Z","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":"Decoherence is widely felt to have something to do with the quantum measurement problem, but getting clear on just what is made difficult by the fact that the \"measurement problem\", as traditionally presented in foundational and philosophical discussions, has become somewhat disconnected from the conceptual problems posed by real physics. This, in turn, is because quantum mechanics as discussed in textbooks and in foundational discussions has become somewhat removed from scientific practice, especially where the analysis of measurement is concerned.\n  This paper has two goals: firstly (section","authors_text":"David Wallace","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2011-11-09T12:21:51Z","title":"Decoherence and its Role in the Modern Measurement Problem"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1111.2187","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":"sha256:1cfe13741de97d75f2ffb4e9e94fc2d97e8ec9180f5f25848bf4f84138404ea7","target":"record","created_at":"2026-05-18T01:59:43Z","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":"a11bd6796a71fc359d7b948ecd34eee2f3a4b9d43f676046b495c7de76cb9458","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2011-11-09T12:21:51Z","title_canon_sha256":"392693621e35320d00d45693ee4f5a7605ff5f6fabb8043b3677a36dee786a89"},"schema_version":"1.0","source":{"id":"1111.2187","kind":"arxiv","version":1}},"canonical_sha256":"ce213786ad27e4d9230a874f7d706a6a182f5f6cfac2130ba58633315bd11d58","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ce213786ad27e4d9230a874f7d706a6a182f5f6cfac2130ba58633315bd11d58","first_computed_at":"2026-05-18T01:59:43.202664Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:59:43.202664Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"m4ZAjeICX3sMalhGprXkdtYV2Wacqe6paFgNN/Ug7d2ctWQbhzFP9WkHHa8Mv5MDoSiuVULLO9IhpEBuRdJXDg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:59:43.203286Z","signed_message":"canonical_sha256_bytes"},"source_id":"1111.2187","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1cfe13741de97d75f2ffb4e9e94fc2d97e8ec9180f5f25848bf4f84138404ea7","sha256:fb6ea9534ebd085581843ed10b072e91856018932530e615d7e86dc13c25d858"],"state_sha256":"2d3bbf9a467adeea80a978ca557aa2a4860240ec8a218c5c28b601e887c7c758"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"H8d0LtWSJyuQa2H40NOSuauUm0lbzDQIeHF1GdG0xO5DUYUeTEgRJD4htU6ObEWBH7V5NhRk/YhYpX2ZMYJKDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T22:50:11.371358Z","bundle_sha256":"082f9e713e0c4ea787b197f714b6d2af6531ecf82f2dd637211deb56ecb7db1f"}}