{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:Y52L7W5ZWUOF4AUBQFPBPXUIZL","short_pith_number":"pith:Y52L7W5Z","canonical_record":{"source":{"id":"1803.10063","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.QM","submitted_at":"2018-03-16T13:25:51Z","cross_cats_sorted":["physics.soc-ph"],"title_canon_sha256":"3e4d89c7906c8fef6520ab891fb91ace0d8f8f37c2b4092c64c88778451ce1cf","abstract_canon_sha256":"ed1174542f997c6dcd4d8720e0b2f06e3fa160ee1d2bc3e0b6747c795aa78556"},"schema_version":"1.0"},"canonical_sha256":"c774bfdbb9b51c5e0281815e17de88caf1dc5430088a33805d16eb21a1bee3c9","source":{"kind":"arxiv","id":"1803.10063","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.10063","created_at":"2026-05-18T00:20:00Z"},{"alias_kind":"arxiv_version","alias_value":"1803.10063v1","created_at":"2026-05-18T00:20:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.10063","created_at":"2026-05-18T00:20:00Z"},{"alias_kind":"pith_short_12","alias_value":"Y52L7W5ZWUOF","created_at":"2026-05-18T12:33:04Z"},{"alias_kind":"pith_short_16","alias_value":"Y52L7W5ZWUOF4AUB","created_at":"2026-05-18T12:33:04Z"},{"alias_kind":"pith_short_8","alias_value":"Y52L7W5Z","created_at":"2026-05-18T12:33:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:Y52L7W5ZWUOF4AUBQFPBPXUIZL","target":"record","payload":{"canonical_record":{"source":{"id":"1803.10063","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.QM","submitted_at":"2018-03-16T13:25:51Z","cross_cats_sorted":["physics.soc-ph"],"title_canon_sha256":"3e4d89c7906c8fef6520ab891fb91ace0d8f8f37c2b4092c64c88778451ce1cf","abstract_canon_sha256":"ed1174542f997c6dcd4d8720e0b2f06e3fa160ee1d2bc3e0b6747c795aa78556"},"schema_version":"1.0"},"canonical_sha256":"c774bfdbb9b51c5e0281815e17de88caf1dc5430088a33805d16eb21a1bee3c9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:20:00.561732Z","signature_b64":"qQrHAMp2oTnTKDSLgxRbfnSifjWyjcxd+uj+Y+0jh8wy7DPGwpCEgFPH1pQV4XugDhKCLyxaxeWIYJL/4m51Bw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c774bfdbb9b51c5e0281815e17de88caf1dc5430088a33805d16eb21a1bee3c9","last_reissued_at":"2026-05-18T00:20:00.561157Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:20:00.561157Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1803.10063","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":"2026-05-18T00:20:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ifO1R5ERScySXx7ivLSAqYxf1G6cv5/1IgVp2F1K71BsvlUP3ITWFpBU6zYzU6mfW9hpdHa3WkAvZjSDu4l1AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T18:55:17.570239Z"},"content_sha256":"7061b1537d671e16423beb09084d046c915e599c87129e47fc8d34172e149df8","schema_version":"1.0","event_id":"sha256:7061b1537d671e16423beb09084d046c915e599c87129e47fc8d34172e149df8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:Y52L7W5ZWUOF4AUBQFPBPXUIZL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The AgeGuess database: an open online resource on chronological and perceived ages of people aged 3-100","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.soc-ph"],"primary_cat":"q-bio.QM","authors_text":"D. Misevic, J. A. Barthold Jones, J. Vieillefont, K. Christensen, U. K. Steiner, U. W. Nash","submitted_at":"2018-03-16T13:25:51Z","abstract_excerpt":"In many developed countries, human life expectancy has doubled over the last 180 years from ~40 to ~80 years. Underlying this great advance is a change in how we age, yet our understanding of this change remains limited. Here we present a unique database rich with possibilities to study the human ageing process: the AgeGuess.org database on people's perceived and chronological ages. Perceived age (i.e. how old one looks to others) correlates with biological age, a measure of a person's health condition in comparison to the average of same-aged peers. Determining biological age usually involves"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.10063","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":"2026-05-18T00:20:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jZmN0udeq3x9mT6TUUcarHEyJM3Ns1mK60sHv3XDOVKR7c92ILcNGOahJD8CeIomiAUJRSYAMrPKIPyJNzKnCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T18:55:17.570605Z"},"content_sha256":"bb2b7e162137552998e82b9558b21884c3c3588b4db064d9931b805f16b70744","schema_version":"1.0","event_id":"sha256:bb2b7e162137552998e82b9558b21884c3c3588b4db064d9931b805f16b70744"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Y52L7W5ZWUOF4AUBQFPBPXUIZL/bundle.json","state_url":"https://pith.science/pith/Y52L7W5ZWUOF4AUBQFPBPXUIZL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Y52L7W5ZWUOF4AUBQFPBPXUIZL/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":"2026-06-24T18:55:17Z","links":{"resolver":"https://pith.science/pith/Y52L7W5ZWUOF4AUBQFPBPXUIZL","bundle":"https://pith.science/pith/Y52L7W5ZWUOF4AUBQFPBPXUIZL/bundle.json","state":"https://pith.science/pith/Y52L7W5ZWUOF4AUBQFPBPXUIZL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Y52L7W5ZWUOF4AUBQFPBPXUIZL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:Y52L7W5ZWUOF4AUBQFPBPXUIZL","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":"ed1174542f997c6dcd4d8720e0b2f06e3fa160ee1d2bc3e0b6747c795aa78556","cross_cats_sorted":["physics.soc-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.QM","submitted_at":"2018-03-16T13:25:51Z","title_canon_sha256":"3e4d89c7906c8fef6520ab891fb91ace0d8f8f37c2b4092c64c88778451ce1cf"},"schema_version":"1.0","source":{"id":"1803.10063","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.10063","created_at":"2026-05-18T00:20:00Z"},{"alias_kind":"arxiv_version","alias_value":"1803.10063v1","created_at":"2026-05-18T00:20:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.10063","created_at":"2026-05-18T00:20:00Z"},{"alias_kind":"pith_short_12","alias_value":"Y52L7W5ZWUOF","created_at":"2026-05-18T12:33:04Z"},{"alias_kind":"pith_short_16","alias_value":"Y52L7W5ZWUOF4AUB","created_at":"2026-05-18T12:33:04Z"},{"alias_kind":"pith_short_8","alias_value":"Y52L7W5Z","created_at":"2026-05-18T12:33:04Z"}],"graph_snapshots":[{"event_id":"sha256:bb2b7e162137552998e82b9558b21884c3c3588b4db064d9931b805f16b70744","target":"graph","created_at":"2026-05-18T00:20:00Z","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 many developed countries, human life expectancy has doubled over the last 180 years from ~40 to ~80 years. Underlying this great advance is a change in how we age, yet our understanding of this change remains limited. Here we present a unique database rich with possibilities to study the human ageing process: the AgeGuess.org database on people's perceived and chronological ages. Perceived age (i.e. how old one looks to others) correlates with biological age, a measure of a person's health condition in comparison to the average of same-aged peers. Determining biological age usually involves","authors_text":"D. Misevic, J. A. Barthold Jones, J. Vieillefont, K. Christensen, U. K. Steiner, U. W. Nash","cross_cats":["physics.soc-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.QM","submitted_at":"2018-03-16T13:25:51Z","title":"The AgeGuess database: an open online resource on chronological and perceived ages of people aged 3-100"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.10063","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":"sha256:7061b1537d671e16423beb09084d046c915e599c87129e47fc8d34172e149df8","target":"record","created_at":"2026-05-18T00:20:00Z","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":"ed1174542f997c6dcd4d8720e0b2f06e3fa160ee1d2bc3e0b6747c795aa78556","cross_cats_sorted":["physics.soc-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.QM","submitted_at":"2018-03-16T13:25:51Z","title_canon_sha256":"3e4d89c7906c8fef6520ab891fb91ace0d8f8f37c2b4092c64c88778451ce1cf"},"schema_version":"1.0","source":{"id":"1803.10063","kind":"arxiv","version":1}},"canonical_sha256":"c774bfdbb9b51c5e0281815e17de88caf1dc5430088a33805d16eb21a1bee3c9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c774bfdbb9b51c5e0281815e17de88caf1dc5430088a33805d16eb21a1bee3c9","first_computed_at":"2026-05-18T00:20:00.561157Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:20:00.561157Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"qQrHAMp2oTnTKDSLgxRbfnSifjWyjcxd+uj+Y+0jh8wy7DPGwpCEgFPH1pQV4XugDhKCLyxaxeWIYJL/4m51Bw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:20:00.561732Z","signed_message":"canonical_sha256_bytes"},"source_id":"1803.10063","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7061b1537d671e16423beb09084d046c915e599c87129e47fc8d34172e149df8","sha256:bb2b7e162137552998e82b9558b21884c3c3588b4db064d9931b805f16b70744"],"state_sha256":"5058dd9d53cf94f2e73ee074fcd68e76f6b7d5e2a87e9d1ba99ff3ff564af35b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Lmoqi+x4dqXFpea8erxJ1xwBa3MjLNV0JTvHJORUeM86rM3qvNl0vp570TX6uFSysz98OESUq6LVZnAhpqoKCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-24T18:55:17.572426Z","bundle_sha256":"b48b7f6938fa36da3d4203f5703efb53e568f4ecb725e998ee72db5acb09978f"}}