{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:RONJ5OJAXX64P4FJUIKEQKLRKV","short_pith_number":"pith:RONJ5OJA","canonical_record":{"source":{"id":"1809.10480","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ed-ph","submitted_at":"2018-09-12T00:10:58Z","cross_cats_sorted":[],"title_canon_sha256":"5f2760d0eae0eb9f8ecf1d89a015af638d090303e461775b8412e44fc8814f5d","abstract_canon_sha256":"b4dc2d70b087bd8231bf972754c4bead67012ef0f891d5553a5fe0befd7b4cad"},"schema_version":"1.0"},"canonical_sha256":"8b9a9eb920bdfdc7f0a9a2144829715555d69e4a8f0dfe89566ca9d8f53e0859","source":{"kind":"arxiv","id":"1809.10480","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.10480","created_at":"2026-05-17T23:58:13Z"},{"alias_kind":"arxiv_version","alias_value":"1809.10480v2","created_at":"2026-05-17T23:58:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.10480","created_at":"2026-05-17T23:58:13Z"},{"alias_kind":"pith_short_12","alias_value":"RONJ5OJAXX64","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_16","alias_value":"RONJ5OJAXX64P4FJ","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_8","alias_value":"RONJ5OJA","created_at":"2026-05-18T12:32:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:RONJ5OJAXX64P4FJUIKEQKLRKV","target":"record","payload":{"canonical_record":{"source":{"id":"1809.10480","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ed-ph","submitted_at":"2018-09-12T00:10:58Z","cross_cats_sorted":[],"title_canon_sha256":"5f2760d0eae0eb9f8ecf1d89a015af638d090303e461775b8412e44fc8814f5d","abstract_canon_sha256":"b4dc2d70b087bd8231bf972754c4bead67012ef0f891d5553a5fe0befd7b4cad"},"schema_version":"1.0"},"canonical_sha256":"8b9a9eb920bdfdc7f0a9a2144829715555d69e4a8f0dfe89566ca9d8f53e0859","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:58:13.631012Z","signature_b64":"+024G5x6szVW4wAvWCq7GzGF19maoirmM7qOS7YzmXckF4sRu++uNX3U1Nfy4ImPxlo8XMtOya/z6SFyW9ycAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8b9a9eb920bdfdc7f0a9a2144829715555d69e4a8f0dfe89566ca9d8f53e0859","last_reissued_at":"2026-05-17T23:58:13.630417Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:58:13.630417Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1809.10480","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":"2026-05-17T23:58:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qmVYrLfcoCrkaImzm7c5z68XbVYQsigc5cJxC5fsuXStd/+FjBmLqOrk44g4dnz8+RaxaiD59W/rH22HHnJ8AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T02:33:45.031196Z"},"content_sha256":"a48ed6965494bfc6c66808472faef18a0aa3ac8f4b553ef95dac225930306a6b","schema_version":"1.0","event_id":"sha256:a48ed6965494bfc6c66808472faef18a0aa3ac8f4b553ef95dac225930306a6b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:RONJ5OJAXX64P4FJUIKEQKLRKV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Observation of relativistic corrections to Moseley's law at high atomic number","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.ed-ph","authors_text":"Duncan C. Wheeler, Emma Bingham, Janet M. Conrad, Michael Winer, Sean P. Robinson","submitted_at":"2018-09-12T00:10:58Z","abstract_excerpt":"Transitions between low-lying electron states in atoms of heavy elements lead to electromagnetic radiation with discrete energies between about 0.1~keV and 100~keV (x rays) that are characteristic of the element. Moseley's law --- an empirical relation first described by Moseley in 1913 which supported predictions of the then-new Bohr model of atomic energy levels while simultaneously identifying the integer atomic number $Z$ as the measure of nuclear charge --- predicts that the energy of these characteristic x rays scales as $Z^2$. The foundational nature of Moseley's experiment has led to t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.10480","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":"2026-05-17T23:58:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IGBgNeW4OtfdnAwan4Szugzy6FEjVICjqKoxe1LNSI9+K6qftJjSu8AVcwKdXosRBGbqfLGINhzc+SDpz1p6Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T02:33:45.031812Z"},"content_sha256":"64cff8458f06a24ad447945ced0cf4ca7d682d945e1f70dd0350692ae349fd7b","schema_version":"1.0","event_id":"sha256:64cff8458f06a24ad447945ced0cf4ca7d682d945e1f70dd0350692ae349fd7b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RONJ5OJAXX64P4FJUIKEQKLRKV/bundle.json","state_url":"https://pith.science/pith/RONJ5OJAXX64P4FJUIKEQKLRKV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RONJ5OJAXX64P4FJUIKEQKLRKV/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":"2026-05-28T02:33:45Z","links":{"resolver":"https://pith.science/pith/RONJ5OJAXX64P4FJUIKEQKLRKV","bundle":"https://pith.science/pith/RONJ5OJAXX64P4FJUIKEQKLRKV/bundle.json","state":"https://pith.science/pith/RONJ5OJAXX64P4FJUIKEQKLRKV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RONJ5OJAXX64P4FJUIKEQKLRKV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:RONJ5OJAXX64P4FJUIKEQKLRKV","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":"b4dc2d70b087bd8231bf972754c4bead67012ef0f891d5553a5fe0befd7b4cad","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ed-ph","submitted_at":"2018-09-12T00:10:58Z","title_canon_sha256":"5f2760d0eae0eb9f8ecf1d89a015af638d090303e461775b8412e44fc8814f5d"},"schema_version":"1.0","source":{"id":"1809.10480","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.10480","created_at":"2026-05-17T23:58:13Z"},{"alias_kind":"arxiv_version","alias_value":"1809.10480v2","created_at":"2026-05-17T23:58:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.10480","created_at":"2026-05-17T23:58:13Z"},{"alias_kind":"pith_short_12","alias_value":"RONJ5OJAXX64","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_16","alias_value":"RONJ5OJAXX64P4FJ","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_8","alias_value":"RONJ5OJA","created_at":"2026-05-18T12:32:50Z"}],"graph_snapshots":[{"event_id":"sha256:64cff8458f06a24ad447945ced0cf4ca7d682d945e1f70dd0350692ae349fd7b","target":"graph","created_at":"2026-05-17T23:58:13Z","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":"Transitions between low-lying electron states in atoms of heavy elements lead to electromagnetic radiation with discrete energies between about 0.1~keV and 100~keV (x rays) that are characteristic of the element. Moseley's law --- an empirical relation first described by Moseley in 1913 which supported predictions of the then-new Bohr model of atomic energy levels while simultaneously identifying the integer atomic number $Z$ as the measure of nuclear charge --- predicts that the energy of these characteristic x rays scales as $Z^2$. The foundational nature of Moseley's experiment has led to t","authors_text":"Duncan C. Wheeler, Emma Bingham, Janet M. Conrad, Michael Winer, Sean P. Robinson","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ed-ph","submitted_at":"2018-09-12T00:10:58Z","title":"Observation of relativistic corrections to Moseley's law at high atomic number"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.10480","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:a48ed6965494bfc6c66808472faef18a0aa3ac8f4b553ef95dac225930306a6b","target":"record","created_at":"2026-05-17T23:58:13Z","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":"b4dc2d70b087bd8231bf972754c4bead67012ef0f891d5553a5fe0befd7b4cad","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ed-ph","submitted_at":"2018-09-12T00:10:58Z","title_canon_sha256":"5f2760d0eae0eb9f8ecf1d89a015af638d090303e461775b8412e44fc8814f5d"},"schema_version":"1.0","source":{"id":"1809.10480","kind":"arxiv","version":2}},"canonical_sha256":"8b9a9eb920bdfdc7f0a9a2144829715555d69e4a8f0dfe89566ca9d8f53e0859","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8b9a9eb920bdfdc7f0a9a2144829715555d69e4a8f0dfe89566ca9d8f53e0859","first_computed_at":"2026-05-17T23:58:13.630417Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:58:13.630417Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+024G5x6szVW4wAvWCq7GzGF19maoirmM7qOS7YzmXckF4sRu++uNX3U1Nfy4ImPxlo8XMtOya/z6SFyW9ycAA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:58:13.631012Z","signed_message":"canonical_sha256_bytes"},"source_id":"1809.10480","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a48ed6965494bfc6c66808472faef18a0aa3ac8f4b553ef95dac225930306a6b","sha256:64cff8458f06a24ad447945ced0cf4ca7d682d945e1f70dd0350692ae349fd7b"],"state_sha256":"d5674e7c27e6165fecbfe31348234f198f775ebed5c88808095a54208199d3a7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2GPLacQ/283gGoGBhE20gROABnTbvFmtYbGQvmNDaIG6zW0/AmwZyUL+iG0NxpwtuocCTmvT5dmIbTNZXxjtBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T02:33:45.034762Z","bundle_sha256":"66645260d3433dc4e1bcdd9fe4d4836cefac76aa787255dc53f74edae1e6545d"}}