{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:CTGIUYOYNGOFKYH3CQEDSLRK6Y","short_pith_number":"pith:CTGIUYOY","canonical_record":{"source":{"id":"1409.4648","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-09-16T14:09:33Z","cross_cats_sorted":[],"title_canon_sha256":"afbae348e467c9836ca08d462f433e67779efcec94f028edcdb42edd02c03520","abstract_canon_sha256":"fe8b963c139d907e3d8cb47798588d1bfd6b5611abf8c6a2600d3d75fa2e2532"},"schema_version":"1.0"},"canonical_sha256":"14cc8a61d8699c5560fb1408392e2af62626441111eba9e53d8acb2f1f69d352","source":{"kind":"arxiv","id":"1409.4648","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1409.4648","created_at":"2026-05-18T01:42:02Z"},{"alias_kind":"arxiv_version","alias_value":"1409.4648v1","created_at":"2026-05-18T01:42:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1409.4648","created_at":"2026-05-18T01:42:02Z"},{"alias_kind":"pith_short_12","alias_value":"CTGIUYOYNGOF","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_16","alias_value":"CTGIUYOYNGOFKYH3","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_8","alias_value":"CTGIUYOY","created_at":"2026-05-18T12:28:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:CTGIUYOYNGOFKYH3CQEDSLRK6Y","target":"record","payload":{"canonical_record":{"source":{"id":"1409.4648","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-09-16T14:09:33Z","cross_cats_sorted":[],"title_canon_sha256":"afbae348e467c9836ca08d462f433e67779efcec94f028edcdb42edd02c03520","abstract_canon_sha256":"fe8b963c139d907e3d8cb47798588d1bfd6b5611abf8c6a2600d3d75fa2e2532"},"schema_version":"1.0"},"canonical_sha256":"14cc8a61d8699c5560fb1408392e2af62626441111eba9e53d8acb2f1f69d352","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:42:02.166910Z","signature_b64":"hbByBApBSt4kpmvw0Y0lgUc5bRLU1sVgDkmzWWV9TlreAH8+0CkWvdkamgYKLVbBcx7AXGlsMPQsId+NvF8bAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"14cc8a61d8699c5560fb1408392e2af62626441111eba9e53d8acb2f1f69d352","last_reissued_at":"2026-05-18T01:42:02.166303Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:42:02.166303Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1409.4648","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":"2026-05-18T01:42:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MxDKB4v5HYlrDHiclqxNNfhIMCAcu+16/0gGATKFM0PYPTRQ8zW25x61AnpVY26AG9LkC5bAIcOOelICHtViDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T04:49:27.561363Z"},"content_sha256":"571ff4f9db9882b1b22c163f2b1121d384c3ddd6ff5294e1fdebaa6c2053654e","schema_version":"1.0","event_id":"sha256:571ff4f9db9882b1b22c163f2b1121d384c3ddd6ff5294e1fdebaa6c2053654e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:CTGIUYOYNGOFKYH3CQEDSLRK6Y","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Fermi-normal, optical, and wave-synchronous coordinates for spacetime with a plane gravitational wave","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Malik Rakhmanov","submitted_at":"2014-09-16T14:09:33Z","abstract_excerpt":"Fermi normal coordinates provide a standardized way to describe the effects of gravitation from the point of view of an inertial observer. These coordinates have always been introduced via perturbation expansions and were usually limited to distances much less than the characteristic length scale set by the curvature of spacetime. For a plane gravitational wave this scale is given by its wavelength which defines the domain of validity for these coordinates known as the long-wavelength regime. The symmetry of this spacetime, however, allows us to extend Fermi normal coordinates far beyond the l"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1409.4648","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":"2026-05-18T01:42:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Bi71oEvsL613bDhsjJOs9teiGjA17W6XkxY8xw0/wgFl1YQBc0M1/Z8OGl7gfqVQizPET5UShtrMJw+MwQdiDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T04:49:27.561999Z"},"content_sha256":"eeac880faae0f0e154886226dc4e6ff43d689af0a5c13c9bd136e831a81826bf","schema_version":"1.0","event_id":"sha256:eeac880faae0f0e154886226dc4e6ff43d689af0a5c13c9bd136e831a81826bf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CTGIUYOYNGOFKYH3CQEDSLRK6Y/bundle.json","state_url":"https://pith.science/pith/CTGIUYOYNGOFKYH3CQEDSLRK6Y/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CTGIUYOYNGOFKYH3CQEDSLRK6Y/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":"2026-06-05T04:49:27Z","links":{"resolver":"https://pith.science/pith/CTGIUYOYNGOFKYH3CQEDSLRK6Y","bundle":"https://pith.science/pith/CTGIUYOYNGOFKYH3CQEDSLRK6Y/bundle.json","state":"https://pith.science/pith/CTGIUYOYNGOFKYH3CQEDSLRK6Y/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CTGIUYOYNGOFKYH3CQEDSLRK6Y/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:CTGIUYOYNGOFKYH3CQEDSLRK6Y","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":"fe8b963c139d907e3d8cb47798588d1bfd6b5611abf8c6a2600d3d75fa2e2532","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-09-16T14:09:33Z","title_canon_sha256":"afbae348e467c9836ca08d462f433e67779efcec94f028edcdb42edd02c03520"},"schema_version":"1.0","source":{"id":"1409.4648","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1409.4648","created_at":"2026-05-18T01:42:02Z"},{"alias_kind":"arxiv_version","alias_value":"1409.4648v1","created_at":"2026-05-18T01:42:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1409.4648","created_at":"2026-05-18T01:42:02Z"},{"alias_kind":"pith_short_12","alias_value":"CTGIUYOYNGOF","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_16","alias_value":"CTGIUYOYNGOFKYH3","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_8","alias_value":"CTGIUYOY","created_at":"2026-05-18T12:28:22Z"}],"graph_snapshots":[{"event_id":"sha256:eeac880faae0f0e154886226dc4e6ff43d689af0a5c13c9bd136e831a81826bf","target":"graph","created_at":"2026-05-18T01:42:02Z","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":"Fermi normal coordinates provide a standardized way to describe the effects of gravitation from the point of view of an inertial observer. These coordinates have always been introduced via perturbation expansions and were usually limited to distances much less than the characteristic length scale set by the curvature of spacetime. For a plane gravitational wave this scale is given by its wavelength which defines the domain of validity for these coordinates known as the long-wavelength regime. The symmetry of this spacetime, however, allows us to extend Fermi normal coordinates far beyond the l","authors_text":"Malik Rakhmanov","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-09-16T14:09:33Z","title":"Fermi-normal, optical, and wave-synchronous coordinates for spacetime with a plane gravitational wave"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1409.4648","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":"sha256:571ff4f9db9882b1b22c163f2b1121d384c3ddd6ff5294e1fdebaa6c2053654e","target":"record","created_at":"2026-05-18T01:42:02Z","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":"fe8b963c139d907e3d8cb47798588d1bfd6b5611abf8c6a2600d3d75fa2e2532","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-09-16T14:09:33Z","title_canon_sha256":"afbae348e467c9836ca08d462f433e67779efcec94f028edcdb42edd02c03520"},"schema_version":"1.0","source":{"id":"1409.4648","kind":"arxiv","version":1}},"canonical_sha256":"14cc8a61d8699c5560fb1408392e2af62626441111eba9e53d8acb2f1f69d352","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"14cc8a61d8699c5560fb1408392e2af62626441111eba9e53d8acb2f1f69d352","first_computed_at":"2026-05-18T01:42:02.166303Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:42:02.166303Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hbByBApBSt4kpmvw0Y0lgUc5bRLU1sVgDkmzWWV9TlreAH8+0CkWvdkamgYKLVbBcx7AXGlsMPQsId+NvF8bAw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:42:02.166910Z","signed_message":"canonical_sha256_bytes"},"source_id":"1409.4648","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:571ff4f9db9882b1b22c163f2b1121d384c3ddd6ff5294e1fdebaa6c2053654e","sha256:eeac880faae0f0e154886226dc4e6ff43d689af0a5c13c9bd136e831a81826bf"],"state_sha256":"8866d2f8200b4f6aa3025b323ef1a1c59a19b434bc7cf3a8811af8a5a93440bf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"geQu8eG9H3QLTsMrKhcpRVPvJC56dD1jzrunXSSTW74pmjRV3MZcjJ366CWQy2Lj8A4qIRdmrfcuREqk7I87BA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T04:49:27.566850Z","bundle_sha256":"78f66c2ac13da9f5eb960ddea41c4643c848721113345357c4bc09a79b790485"}}