{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:WCXMCSM4GFFK56IWJU3JVGO6ZZ","short_pith_number":"pith:WCXMCSM4","canonical_record":{"source":{"id":"1206.5902","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2012-06-26T07:33:05Z","cross_cats_sorted":["physics.atom-ph"],"title_canon_sha256":"edf91073190df65ddadcef6749491a882e59e5718a64df8ce1da2a7fff417639","abstract_canon_sha256":"696d5319c41e05cfbfa7eb9f03bfd744ab60f33acbb3433761458f1d44a624c5"},"schema_version":"1.0"},"canonical_sha256":"b0aec1499c314aaef9164d369a99dece7dfc90b3a3bfd89e898f83076713ecc7","source":{"kind":"arxiv","id":"1206.5902","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1206.5902","created_at":"2026-05-18T03:52:37Z"},{"alias_kind":"arxiv_version","alias_value":"1206.5902v1","created_at":"2026-05-18T03:52:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1206.5902","created_at":"2026-05-18T03:52:37Z"},{"alias_kind":"pith_short_12","alias_value":"WCXMCSM4GFFK","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_16","alias_value":"WCXMCSM4GFFK56IW","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_8","alias_value":"WCXMCSM4","created_at":"2026-05-18T12:27:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:WCXMCSM4GFFK56IWJU3JVGO6ZZ","target":"record","payload":{"canonical_record":{"source":{"id":"1206.5902","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2012-06-26T07:33:05Z","cross_cats_sorted":["physics.atom-ph"],"title_canon_sha256":"edf91073190df65ddadcef6749491a882e59e5718a64df8ce1da2a7fff417639","abstract_canon_sha256":"696d5319c41e05cfbfa7eb9f03bfd744ab60f33acbb3433761458f1d44a624c5"},"schema_version":"1.0"},"canonical_sha256":"b0aec1499c314aaef9164d369a99dece7dfc90b3a3bfd89e898f83076713ecc7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:52:37.789651Z","signature_b64":"a6LaHt0lK388SZ4Bgvs5SPZ2jkqcl5kT63SQ5xMC5wbAHIXB/99RU6u/Xvo3Wzri0NFXzcPT0Eslu8g7i5N0Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b0aec1499c314aaef9164d369a99dece7dfc90b3a3bfd89e898f83076713ecc7","last_reissued_at":"2026-05-18T03:52:37.788874Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:52:37.788874Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1206.5902","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":"2026-05-18T03:52:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2eJEDvcxiGEDjPNY52PJgObq1OTlLftlGsmNVLoUnIVDJW5UF6n4rKOuAkA2C9Z9MsyEgOqybzu4ximDWLRTBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T21:25:20.741386Z"},"content_sha256":"6b698013bd2aed6f11c0dd1ca1e82387212c110cfaf9bf82df4fd6194391d57e","schema_version":"1.0","event_id":"sha256:6b698013bd2aed6f11c0dd1ca1e82387212c110cfaf9bf82df4fd6194391d57e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:WCXMCSM4GFFK56IWJU3JVGO6ZZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Stepwise redefinition of the SI base units","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.atom-ph"],"primary_cat":"physics.ins-det","authors_text":"L. K. Issaev, S. A. Kononogov, V. V. Khruschov","submitted_at":"2012-06-26T07:33:05Z","abstract_excerpt":"The four SI base units are proposed to be redefined in two stages: first, the kilogram, mole and ampere should be defined, and then the kelvin. To realize the redefinition of a base unit of the SI in terms of fundamental physical constant (FPC), a principle of coincidence of their physical dimensions is put forward. Direct applying this principle will lead to the changing of the sets of base and derived units in the new SI. If we want to preserve the continuity of the division between base and derived units in the new and the current SI, the principle is to be generalized with the time dimensi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1206.5902","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":"2026-05-18T03:52:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KBEVpLkL8frjh3wLDkqMr9ykUjKoDsycse+OjoUNzf2DQSQXy3ITmFIhkZABIlNN+Fjlxdm3pSdJWlKzoGmECA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T21:25:20.741746Z"},"content_sha256":"12a4be504cc6b2b05802485cd0f8a15b134a391a98a79ce48acf7f2e2b1e8be2","schema_version":"1.0","event_id":"sha256:12a4be504cc6b2b05802485cd0f8a15b134a391a98a79ce48acf7f2e2b1e8be2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WCXMCSM4GFFK56IWJU3JVGO6ZZ/bundle.json","state_url":"https://pith.science/pith/WCXMCSM4GFFK56IWJU3JVGO6ZZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WCXMCSM4GFFK56IWJU3JVGO6ZZ/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":"2026-06-01T21:25:20Z","links":{"resolver":"https://pith.science/pith/WCXMCSM4GFFK56IWJU3JVGO6ZZ","bundle":"https://pith.science/pith/WCXMCSM4GFFK56IWJU3JVGO6ZZ/bundle.json","state":"https://pith.science/pith/WCXMCSM4GFFK56IWJU3JVGO6ZZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WCXMCSM4GFFK56IWJU3JVGO6ZZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:WCXMCSM4GFFK56IWJU3JVGO6ZZ","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":"696d5319c41e05cfbfa7eb9f03bfd744ab60f33acbb3433761458f1d44a624c5","cross_cats_sorted":["physics.atom-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2012-06-26T07:33:05Z","title_canon_sha256":"edf91073190df65ddadcef6749491a882e59e5718a64df8ce1da2a7fff417639"},"schema_version":"1.0","source":{"id":"1206.5902","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1206.5902","created_at":"2026-05-18T03:52:37Z"},{"alias_kind":"arxiv_version","alias_value":"1206.5902v1","created_at":"2026-05-18T03:52:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1206.5902","created_at":"2026-05-18T03:52:37Z"},{"alias_kind":"pith_short_12","alias_value":"WCXMCSM4GFFK","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_16","alias_value":"WCXMCSM4GFFK56IW","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_8","alias_value":"WCXMCSM4","created_at":"2026-05-18T12:27:25Z"}],"graph_snapshots":[{"event_id":"sha256:12a4be504cc6b2b05802485cd0f8a15b134a391a98a79ce48acf7f2e2b1e8be2","target":"graph","created_at":"2026-05-18T03:52:37Z","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":"The four SI base units are proposed to be redefined in two stages: first, the kilogram, mole and ampere should be defined, and then the kelvin. To realize the redefinition of a base unit of the SI in terms of fundamental physical constant (FPC), a principle of coincidence of their physical dimensions is put forward. Direct applying this principle will lead to the changing of the sets of base and derived units in the new SI. If we want to preserve the continuity of the division between base and derived units in the new and the current SI, the principle is to be generalized with the time dimensi","authors_text":"L. K. Issaev, S. A. Kononogov, V. V. Khruschov","cross_cats":["physics.atom-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2012-06-26T07:33:05Z","title":"Stepwise redefinition of the SI base units"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1206.5902","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":"sha256:6b698013bd2aed6f11c0dd1ca1e82387212c110cfaf9bf82df4fd6194391d57e","target":"record","created_at":"2026-05-18T03:52:37Z","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":"696d5319c41e05cfbfa7eb9f03bfd744ab60f33acbb3433761458f1d44a624c5","cross_cats_sorted":["physics.atom-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2012-06-26T07:33:05Z","title_canon_sha256":"edf91073190df65ddadcef6749491a882e59e5718a64df8ce1da2a7fff417639"},"schema_version":"1.0","source":{"id":"1206.5902","kind":"arxiv","version":1}},"canonical_sha256":"b0aec1499c314aaef9164d369a99dece7dfc90b3a3bfd89e898f83076713ecc7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b0aec1499c314aaef9164d369a99dece7dfc90b3a3bfd89e898f83076713ecc7","first_computed_at":"2026-05-18T03:52:37.788874Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:52:37.788874Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"a6LaHt0lK388SZ4Bgvs5SPZ2jkqcl5kT63SQ5xMC5wbAHIXB/99RU6u/Xvo3Wzri0NFXzcPT0Eslu8g7i5N0Aw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:52:37.789651Z","signed_message":"canonical_sha256_bytes"},"source_id":"1206.5902","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6b698013bd2aed6f11c0dd1ca1e82387212c110cfaf9bf82df4fd6194391d57e","sha256:12a4be504cc6b2b05802485cd0f8a15b134a391a98a79ce48acf7f2e2b1e8be2"],"state_sha256":"16e505d50ea052f6d4c6cb746654a3e761f09e155fc72ef9ac717ca56f0564f2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PQzFRMrTCOyuOaRFZpjryKy0ICCU2COrpLu4xwzpE3Q9lbtm6Tw67Cyek+uWzlbas6Y9yCOwVMBGwiAZNcFhCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T21:25:20.743722Z","bundle_sha256":"b5a12ea6f25230f44d326b21ba1922e9c6ab3da15d55ef59873ba85a398059d4"}}