{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:4XTEN5R5IBSA5U56GUQXNYLIFZ","short_pith_number":"pith:4XTEN5R5","canonical_record":{"source":{"id":"1306.3377","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-06-14T12:27:41Z","cross_cats_sorted":[],"title_canon_sha256":"03c22c276819dde556c8ad1747dc4b364bf4f2fff0a28d73b98ef634abbacfea","abstract_canon_sha256":"88ec47d6395982021b8152da177a995232e5a9ae1f822c6cee5be5ae3de011bf"},"schema_version":"1.0"},"canonical_sha256":"e5e646f63d40640ed3be352176e1682e70f3d126dabbfc8d280f655030171ac5","source":{"kind":"arxiv","id":"1306.3377","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1306.3377","created_at":"2026-05-18T01:35:28Z"},{"alias_kind":"arxiv_version","alias_value":"1306.3377v2","created_at":"2026-05-18T01:35:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1306.3377","created_at":"2026-05-18T01:35:28Z"},{"alias_kind":"pith_short_12","alias_value":"4XTEN5R5IBSA","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_16","alias_value":"4XTEN5R5IBSA5U56","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_8","alias_value":"4XTEN5R5","created_at":"2026-05-18T12:27:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:4XTEN5R5IBSA5U56GUQXNYLIFZ","target":"record","payload":{"canonical_record":{"source":{"id":"1306.3377","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-06-14T12:27:41Z","cross_cats_sorted":[],"title_canon_sha256":"03c22c276819dde556c8ad1747dc4b364bf4f2fff0a28d73b98ef634abbacfea","abstract_canon_sha256":"88ec47d6395982021b8152da177a995232e5a9ae1f822c6cee5be5ae3de011bf"},"schema_version":"1.0"},"canonical_sha256":"e5e646f63d40640ed3be352176e1682e70f3d126dabbfc8d280f655030171ac5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:35:28.340762Z","signature_b64":"jGZJ7+MCW4SuL9grQ9WMp7oMSDp2EZYjX9M7krOcsDW4NBeDxcZvj+NISgw+beRdDIaYZ4DMzA0XKJZpp2TqCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e5e646f63d40640ed3be352176e1682e70f3d126dabbfc8d280f655030171ac5","last_reissued_at":"2026-05-18T01:35:28.340124Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:35:28.340124Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1306.3377","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":"2026-05-18T01:35:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+PGcbrTeUxXcXj8rh1G7Y9IjGfE97xa9QJOwCVmrQJszmXpmccnN/DVIdWDiI4A7od8VF3Cp+Zw8ZJKSK6beDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T14:10:43.358407Z"},"content_sha256":"db592ad83a0e0158fd16c029b134d7ce51994c2d11155e4a1f58e0d85cb9bc00","schema_version":"1.0","event_id":"sha256:db592ad83a0e0158fd16c029b134d7ce51994c2d11155e4a1f58e0d85cb9bc00"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:4XTEN5R5IBSA5U56GUQXNYLIFZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Suppression of quantum-mechanical reflection by environmental decoherence","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"D.J.Bedingham, J.J.Halliwell","submitted_at":"2013-06-14T12:27:41Z","abstract_excerpt":"In quantum mechanics an incoming particle wave packet with sufficient energy will undergo both transmission and reflection when encountering a barrier of lower energy, but in classical mechanics there is no reflection, only transmission. In this paper we seek to explain the disappearance of quantum-mechanical reflection in the quasi-classical limit, using standard methods of decoherence through environmental interaction. We consider two models. In the first, the incoming particle is classicalized by coupling it to an environment described by a standard Lindblad master equation diagonalizing in"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1306.3377","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":"2026-05-18T01:35:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WEiV0Rx4FBF5BK/o+rrQO2cbW23j/Ixgwdem1VGYeKiUYFLkfejD3o4fRLRxJs+U/kK8Qjl1l0cuSgykNUi7Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T14:10:43.359036Z"},"content_sha256":"a08437eb1b0ce58c3224707c94961b7aa7e66e712a4ffe15e105c09848878fc3","schema_version":"1.0","event_id":"sha256:a08437eb1b0ce58c3224707c94961b7aa7e66e712a4ffe15e105c09848878fc3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4XTEN5R5IBSA5U56GUQXNYLIFZ/bundle.json","state_url":"https://pith.science/pith/4XTEN5R5IBSA5U56GUQXNYLIFZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4XTEN5R5IBSA5U56GUQXNYLIFZ/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":"2026-05-24T14:10:43Z","links":{"resolver":"https://pith.science/pith/4XTEN5R5IBSA5U56GUQXNYLIFZ","bundle":"https://pith.science/pith/4XTEN5R5IBSA5U56GUQXNYLIFZ/bundle.json","state":"https://pith.science/pith/4XTEN5R5IBSA5U56GUQXNYLIFZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4XTEN5R5IBSA5U56GUQXNYLIFZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:4XTEN5R5IBSA5U56GUQXNYLIFZ","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":"88ec47d6395982021b8152da177a995232e5a9ae1f822c6cee5be5ae3de011bf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-06-14T12:27:41Z","title_canon_sha256":"03c22c276819dde556c8ad1747dc4b364bf4f2fff0a28d73b98ef634abbacfea"},"schema_version":"1.0","source":{"id":"1306.3377","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1306.3377","created_at":"2026-05-18T01:35:28Z"},{"alias_kind":"arxiv_version","alias_value":"1306.3377v2","created_at":"2026-05-18T01:35:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1306.3377","created_at":"2026-05-18T01:35:28Z"},{"alias_kind":"pith_short_12","alias_value":"4XTEN5R5IBSA","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_16","alias_value":"4XTEN5R5IBSA5U56","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_8","alias_value":"4XTEN5R5","created_at":"2026-05-18T12:27:34Z"}],"graph_snapshots":[{"event_id":"sha256:a08437eb1b0ce58c3224707c94961b7aa7e66e712a4ffe15e105c09848878fc3","target":"graph","created_at":"2026-05-18T01:35:28Z","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":"In quantum mechanics an incoming particle wave packet with sufficient energy will undergo both transmission and reflection when encountering a barrier of lower energy, but in classical mechanics there is no reflection, only transmission. In this paper we seek to explain the disappearance of quantum-mechanical reflection in the quasi-classical limit, using standard methods of decoherence through environmental interaction. We consider two models. In the first, the incoming particle is classicalized by coupling it to an environment described by a standard Lindblad master equation diagonalizing in","authors_text":"D.J.Bedingham, J.J.Halliwell","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-06-14T12:27:41Z","title":"Suppression of quantum-mechanical reflection by environmental decoherence"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1306.3377","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:db592ad83a0e0158fd16c029b134d7ce51994c2d11155e4a1f58e0d85cb9bc00","target":"record","created_at":"2026-05-18T01:35:28Z","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":"88ec47d6395982021b8152da177a995232e5a9ae1f822c6cee5be5ae3de011bf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-06-14T12:27:41Z","title_canon_sha256":"03c22c276819dde556c8ad1747dc4b364bf4f2fff0a28d73b98ef634abbacfea"},"schema_version":"1.0","source":{"id":"1306.3377","kind":"arxiv","version":2}},"canonical_sha256":"e5e646f63d40640ed3be352176e1682e70f3d126dabbfc8d280f655030171ac5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e5e646f63d40640ed3be352176e1682e70f3d126dabbfc8d280f655030171ac5","first_computed_at":"2026-05-18T01:35:28.340124Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:35:28.340124Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jGZJ7+MCW4SuL9grQ9WMp7oMSDp2EZYjX9M7krOcsDW4NBeDxcZvj+NISgw+beRdDIaYZ4DMzA0XKJZpp2TqCA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:35:28.340762Z","signed_message":"canonical_sha256_bytes"},"source_id":"1306.3377","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:db592ad83a0e0158fd16c029b134d7ce51994c2d11155e4a1f58e0d85cb9bc00","sha256:a08437eb1b0ce58c3224707c94961b7aa7e66e712a4ffe15e105c09848878fc3"],"state_sha256":"742cef724be008975d1c61a7c74dbc50b34029afae1e7d33252eef5e2ab8884f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8r4M5KQm4Tox/FZvC06vrvJ8Y/mh5ObrsQcBs91Fz9W0tmxDWAOfOzMvmUw/c7Nc7clKzxnsNpmi9zBhVmpPCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-24T14:10:43.362374Z","bundle_sha256":"ac115c13edf5a3ea1c48666c56af0ab42179c159c679cce649b83530f82ba032"}}