{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:QTFUMBGTQUK5MDCEDBOCCKFR7A","short_pith_number":"pith:QTFUMBGT","canonical_record":{"source":{"id":"1311.3799","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.AP","submitted_at":"2013-11-15T10:33:19Z","cross_cats_sorted":[],"title_canon_sha256":"027e09c9ec05024b6d8d9d168c71f654670cec8b7bcb938a31b8cbd0743cce47","abstract_canon_sha256":"25bb09c1221851e04e0d55017f0b539544437fc5856967fcad05fecdbf6c3de2"},"schema_version":"1.0"},"canonical_sha256":"84cb4604d38515d60c44185c2128b1f82e4147f8b211b1b8ddbd879feaf717c0","source":{"kind":"arxiv","id":"1311.3799","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1311.3799","created_at":"2026-05-18T03:03:43Z"},{"alias_kind":"arxiv_version","alias_value":"1311.3799v3","created_at":"2026-05-18T03:03:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1311.3799","created_at":"2026-05-18T03:03:43Z"},{"alias_kind":"pith_short_12","alias_value":"QTFUMBGTQUK5","created_at":"2026-05-18T12:27:57Z"},{"alias_kind":"pith_short_16","alias_value":"QTFUMBGTQUK5MDCE","created_at":"2026-05-18T12:27:57Z"},{"alias_kind":"pith_short_8","alias_value":"QTFUMBGT","created_at":"2026-05-18T12:27:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:QTFUMBGTQUK5MDCEDBOCCKFR7A","target":"record","payload":{"canonical_record":{"source":{"id":"1311.3799","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.AP","submitted_at":"2013-11-15T10:33:19Z","cross_cats_sorted":[],"title_canon_sha256":"027e09c9ec05024b6d8d9d168c71f654670cec8b7bcb938a31b8cbd0743cce47","abstract_canon_sha256":"25bb09c1221851e04e0d55017f0b539544437fc5856967fcad05fecdbf6c3de2"},"schema_version":"1.0"},"canonical_sha256":"84cb4604d38515d60c44185c2128b1f82e4147f8b211b1b8ddbd879feaf717c0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:03:43.925654Z","signature_b64":"xj3/VKwcnlcw0GIyxBUiFMJz53Nj+WcYTfurtzfVoIoBIuH7SJ+rY8ZbnbGpNRvzldN2FswAcblXmSayw7W2Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"84cb4604d38515d60c44185c2128b1f82e4147f8b211b1b8ddbd879feaf717c0","last_reissued_at":"2026-05-18T03:03:43.924794Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:03:43.924794Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1311.3799","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":"2026-05-18T03:03:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"agOsTuGkPHyBGOavcIQJh1De0NEKzUtpCcvSQlUMFtgLW+jR+9NZ6m5u3/l5PS8GCdfuVgfxocpShNdxpFLzDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-20T23:17:24.231809Z"},"content_sha256":"114d31b9081d9198a87a243db4c2a66dc3405f5d8f625a1b98312d5d158a34bb","schema_version":"1.0","event_id":"sha256:114d31b9081d9198a87a243db4c2a66dc3405f5d8f625a1b98312d5d158a34bb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:QTFUMBGTQUK5MDCEDBOCCKFR7A","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Declining trends of healthy life years expectancy (HLYE) in Europe","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"stat.AP","authors_text":"Ugo Bardi, Virginia Pierini","submitted_at":"2013-11-15T10:33:19Z","abstract_excerpt":"We examine the trends in Healthy Life Years Expectancy (HLYE) at birth during the past few decades in Europe. We observe that several European countries show a significant drop in HLYE at birth starting from 2003; interrupting what had been a previous continuous increase. We discuss the possible causes of this drop, including a possible correlation with climate change in terms of the heat wave experienced in Europe in 2003. It is not possible, at present, to propose a single explanation for this phenomenon, however the trend is worrisome and its causes should be investigated further."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1311.3799","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":""},"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":"2026-05-18T03:03:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Mg3eoWImJl9jjJC2CAaFgAzqcX2IwLT9oiyNynU3vKL+d+yuQE4r5rZdLMzOaPpDtSXSgpkAiht5RUubQ3D4Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-20T23:17:24.232137Z"},"content_sha256":"300cadf649d1d3888176d3474674133fc350d1beb4bd7c31a0850e85508bc0cd","schema_version":"1.0","event_id":"sha256:300cadf649d1d3888176d3474674133fc350d1beb4bd7c31a0850e85508bc0cd"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QTFUMBGTQUK5MDCEDBOCCKFR7A/bundle.json","state_url":"https://pith.science/pith/QTFUMBGTQUK5MDCEDBOCCKFR7A/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QTFUMBGTQUK5MDCEDBOCCKFR7A/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":"2026-06-20T23:17:24Z","links":{"resolver":"https://pith.science/pith/QTFUMBGTQUK5MDCEDBOCCKFR7A","bundle":"https://pith.science/pith/QTFUMBGTQUK5MDCEDBOCCKFR7A/bundle.json","state":"https://pith.science/pith/QTFUMBGTQUK5MDCEDBOCCKFR7A/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QTFUMBGTQUK5MDCEDBOCCKFR7A/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:QTFUMBGTQUK5MDCEDBOCCKFR7A","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":"25bb09c1221851e04e0d55017f0b539544437fc5856967fcad05fecdbf6c3de2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.AP","submitted_at":"2013-11-15T10:33:19Z","title_canon_sha256":"027e09c9ec05024b6d8d9d168c71f654670cec8b7bcb938a31b8cbd0743cce47"},"schema_version":"1.0","source":{"id":"1311.3799","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1311.3799","created_at":"2026-05-18T03:03:43Z"},{"alias_kind":"arxiv_version","alias_value":"1311.3799v3","created_at":"2026-05-18T03:03:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1311.3799","created_at":"2026-05-18T03:03:43Z"},{"alias_kind":"pith_short_12","alias_value":"QTFUMBGTQUK5","created_at":"2026-05-18T12:27:57Z"},{"alias_kind":"pith_short_16","alias_value":"QTFUMBGTQUK5MDCE","created_at":"2026-05-18T12:27:57Z"},{"alias_kind":"pith_short_8","alias_value":"QTFUMBGT","created_at":"2026-05-18T12:27:57Z"}],"graph_snapshots":[{"event_id":"sha256:300cadf649d1d3888176d3474674133fc350d1beb4bd7c31a0850e85508bc0cd","target":"graph","created_at":"2026-05-18T03:03:43Z","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":"We examine the trends in Healthy Life Years Expectancy (HLYE) at birth during the past few decades in Europe. We observe that several European countries show a significant drop in HLYE at birth starting from 2003; interrupting what had been a previous continuous increase. We discuss the possible causes of this drop, including a possible correlation with climate change in terms of the heat wave experienced in Europe in 2003. It is not possible, at present, to propose a single explanation for this phenomenon, however the trend is worrisome and its causes should be investigated further.","authors_text":"Ugo Bardi, Virginia Pierini","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.AP","submitted_at":"2013-11-15T10:33:19Z","title":"Declining trends of healthy life years expectancy (HLYE) in Europe"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1311.3799","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":"sha256:114d31b9081d9198a87a243db4c2a66dc3405f5d8f625a1b98312d5d158a34bb","target":"record","created_at":"2026-05-18T03:03:43Z","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":"25bb09c1221851e04e0d55017f0b539544437fc5856967fcad05fecdbf6c3de2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.AP","submitted_at":"2013-11-15T10:33:19Z","title_canon_sha256":"027e09c9ec05024b6d8d9d168c71f654670cec8b7bcb938a31b8cbd0743cce47"},"schema_version":"1.0","source":{"id":"1311.3799","kind":"arxiv","version":3}},"canonical_sha256":"84cb4604d38515d60c44185c2128b1f82e4147f8b211b1b8ddbd879feaf717c0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"84cb4604d38515d60c44185c2128b1f82e4147f8b211b1b8ddbd879feaf717c0","first_computed_at":"2026-05-18T03:03:43.924794Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:03:43.924794Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"xj3/VKwcnlcw0GIyxBUiFMJz53Nj+WcYTfurtzfVoIoBIuH7SJ+rY8ZbnbGpNRvzldN2FswAcblXmSayw7W2Dg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:03:43.925654Z","signed_message":"canonical_sha256_bytes"},"source_id":"1311.3799","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:114d31b9081d9198a87a243db4c2a66dc3405f5d8f625a1b98312d5d158a34bb","sha256:300cadf649d1d3888176d3474674133fc350d1beb4bd7c31a0850e85508bc0cd"],"state_sha256":"cec9ab69538a64c441ff7eeafb330978125ba0a32cc516387dc63dbaaab7b73c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"47xxFox3duB3uyvcMWlJw0+P0RfJ3SMV5Jrsq02Bs/VgeAx4pT6an7LDQvCtYQTvza0RIasj9V7j5gMiQ/YqDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-20T23:17:24.234069Z","bundle_sha256":"387a823293dcc23a010e0eaecc96a2031614e6c9679eb013bbc90409f0f66ed0"}}