{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:VWQ2QPFE3OKKIAH7GCKCMJFEMK","short_pith_number":"pith:VWQ2QPFE","canonical_record":{"source":{"id":"1904.11811","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2019-04-26T12:49:46Z","cross_cats_sorted":[],"title_canon_sha256":"dbf4502f91831ee689ec8d8e2ff9d61d75b35248b7f7b4da6de04d37a6a51711","abstract_canon_sha256":"2a28c3ab198a2d7de7c10ea91bff0d21dba1c6c8154820523edec3fb418dc057"},"schema_version":"1.0"},"canonical_sha256":"ada1a83ca4db94a400ff30942624a462bf3d7221c82411182faeba70dcfc4d31","source":{"kind":"arxiv","id":"1904.11811","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1904.11811","created_at":"2026-05-17T23:41:42Z"},{"alias_kind":"arxiv_version","alias_value":"1904.11811v2","created_at":"2026-05-17T23:41:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.11811","created_at":"2026-05-17T23:41:42Z"},{"alias_kind":"pith_short_12","alias_value":"VWQ2QPFE3OKK","created_at":"2026-05-18T12:33:30Z"},{"alias_kind":"pith_short_16","alias_value":"VWQ2QPFE3OKKIAH7","created_at":"2026-05-18T12:33:30Z"},{"alias_kind":"pith_short_8","alias_value":"VWQ2QPFE","created_at":"2026-05-18T12:33:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:VWQ2QPFE3OKKIAH7GCKCMJFEMK","target":"record","payload":{"canonical_record":{"source":{"id":"1904.11811","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2019-04-26T12:49:46Z","cross_cats_sorted":[],"title_canon_sha256":"dbf4502f91831ee689ec8d8e2ff9d61d75b35248b7f7b4da6de04d37a6a51711","abstract_canon_sha256":"2a28c3ab198a2d7de7c10ea91bff0d21dba1c6c8154820523edec3fb418dc057"},"schema_version":"1.0"},"canonical_sha256":"ada1a83ca4db94a400ff30942624a462bf3d7221c82411182faeba70dcfc4d31","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:41:42.258818Z","signature_b64":"/3gOX5MGLiIw6iNaZSGb1I1fzGWGexHjfwEEpWMojEAIstuHty/GcYC3XdGCzIO1GvxGSwdpFMfEcbekcU0/Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ada1a83ca4db94a400ff30942624a462bf3d7221c82411182faeba70dcfc4d31","last_reissued_at":"2026-05-17T23:41:42.258214Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:41:42.258214Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1904.11811","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:41:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3K5J2/JBYXSGv2fHkEd7V+h6oFZYbqqsvnaGi5Zhomk+ixSh6sf8mpdxO1ZwvK4EWqA8Au17e/jUE+8DH/asAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T01:32:44.939154Z"},"content_sha256":"3db1a652a2480c0507686866ad9014ba553343809a11dcda02dd298059cb7b52","schema_version":"1.0","event_id":"sha256:3db1a652a2480c0507686866ad9014ba553343809a11dcda02dd298059cb7b52"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:VWQ2QPFE3OKKIAH7GCKCMJFEMK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Decoherence of nonrelativistic bosonic quantum fields","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Benjamin A. Stickler, Klaus Hornberger, Marduk Bola\\~nos","submitted_at":"2019-04-26T12:49:46Z","abstract_excerpt":"We present a generic Markovian master equation inducing the gradual classicalization of a bosonic quantum field. It leads to the decoherence of quantum superpositions of field configurations, while leaving the Ehrenfest equations for both the field and the mode-variables invariant. We characterize the classicalization analytically and numerically, and show that the semiclassical field dynamics is described by a linear Boltzmann equation in the functional phase space of field configurations."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.11811","kind":"arxiv","version":2},"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":"2026-05-17T23:41:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DeDJ0Vx9lhETBAHu0kZGilNKdex8oK19FM+J/jhDXkU3kZL8h/xnxp2il9AdDr4PDFbh848PLomGbWrBCV+OCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T01:32:44.939905Z"},"content_sha256":"ebcd93fdfb3b50c7d42a978ad71b70e7b7fa17cc2379423b7e6b8275d17a53f6","schema_version":"1.0","event_id":"sha256:ebcd93fdfb3b50c7d42a978ad71b70e7b7fa17cc2379423b7e6b8275d17a53f6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VWQ2QPFE3OKKIAH7GCKCMJFEMK/bundle.json","state_url":"https://pith.science/pith/VWQ2QPFE3OKKIAH7GCKCMJFEMK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VWQ2QPFE3OKKIAH7GCKCMJFEMK/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":"2026-06-10T01:32:44Z","links":{"resolver":"https://pith.science/pith/VWQ2QPFE3OKKIAH7GCKCMJFEMK","bundle":"https://pith.science/pith/VWQ2QPFE3OKKIAH7GCKCMJFEMK/bundle.json","state":"https://pith.science/pith/VWQ2QPFE3OKKIAH7GCKCMJFEMK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VWQ2QPFE3OKKIAH7GCKCMJFEMK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:VWQ2QPFE3OKKIAH7GCKCMJFEMK","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":"2a28c3ab198a2d7de7c10ea91bff0d21dba1c6c8154820523edec3fb418dc057","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2019-04-26T12:49:46Z","title_canon_sha256":"dbf4502f91831ee689ec8d8e2ff9d61d75b35248b7f7b4da6de04d37a6a51711"},"schema_version":"1.0","source":{"id":"1904.11811","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1904.11811","created_at":"2026-05-17T23:41:42Z"},{"alias_kind":"arxiv_version","alias_value":"1904.11811v2","created_at":"2026-05-17T23:41:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.11811","created_at":"2026-05-17T23:41:42Z"},{"alias_kind":"pith_short_12","alias_value":"VWQ2QPFE3OKK","created_at":"2026-05-18T12:33:30Z"},{"alias_kind":"pith_short_16","alias_value":"VWQ2QPFE3OKKIAH7","created_at":"2026-05-18T12:33:30Z"},{"alias_kind":"pith_short_8","alias_value":"VWQ2QPFE","created_at":"2026-05-18T12:33:30Z"}],"graph_snapshots":[{"event_id":"sha256:ebcd93fdfb3b50c7d42a978ad71b70e7b7fa17cc2379423b7e6b8275d17a53f6","target":"graph","created_at":"2026-05-17T23:41:42Z","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 present a generic Markovian master equation inducing the gradual classicalization of a bosonic quantum field. It leads to the decoherence of quantum superpositions of field configurations, while leaving the Ehrenfest equations for both the field and the mode-variables invariant. We characterize the classicalization analytically and numerically, and show that the semiclassical field dynamics is described by a linear Boltzmann equation in the functional phase space of field configurations.","authors_text":"Benjamin A. Stickler, Klaus Hornberger, Marduk Bola\\~nos","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2019-04-26T12:49:46Z","title":"Decoherence of nonrelativistic bosonic quantum fields"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.11811","kind":"arxiv","version":2},"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":"sha256:3db1a652a2480c0507686866ad9014ba553343809a11dcda02dd298059cb7b52","target":"record","created_at":"2026-05-17T23:41:42Z","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":"2a28c3ab198a2d7de7c10ea91bff0d21dba1c6c8154820523edec3fb418dc057","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2019-04-26T12:49:46Z","title_canon_sha256":"dbf4502f91831ee689ec8d8e2ff9d61d75b35248b7f7b4da6de04d37a6a51711"},"schema_version":"1.0","source":{"id":"1904.11811","kind":"arxiv","version":2}},"canonical_sha256":"ada1a83ca4db94a400ff30942624a462bf3d7221c82411182faeba70dcfc4d31","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ada1a83ca4db94a400ff30942624a462bf3d7221c82411182faeba70dcfc4d31","first_computed_at":"2026-05-17T23:41:42.258214Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:41:42.258214Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/3gOX5MGLiIw6iNaZSGb1I1fzGWGexHjfwEEpWMojEAIstuHty/GcYC3XdGCzIO1GvxGSwdpFMfEcbekcU0/Dg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:41:42.258818Z","signed_message":"canonical_sha256_bytes"},"source_id":"1904.11811","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3db1a652a2480c0507686866ad9014ba553343809a11dcda02dd298059cb7b52","sha256:ebcd93fdfb3b50c7d42a978ad71b70e7b7fa17cc2379423b7e6b8275d17a53f6"],"state_sha256":"ec20dd60b222261c09cf4ed38c896b59c2053e8cbd7c536b72c04225f52748ae"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hEI2XLrr7vopmw5eAliAC6I7RuZNPKQgn43Q7lnXv6OEfPmofs0wDqG5fXqmXyXqE9kmRg+BcPK2TmiYYh7YAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-10T01:32:44.944335Z","bundle_sha256":"0c8cf2ffa5c6d992f9abcc873a0c5e708ced69f1d5d16538fcd2c8b0fa5d5a9c"}}